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How to use create_session method in AutoItDriverServer

Best Python code snippet using AutoItDriverServer_python

test_polymorphic_rel.py

Source:test_polymorphic_rel.py

...57        """58        Test that all objects load from the full query, when59        with_polymorphic is used.60        """61        sess = create_session()62        def go():63            eq_(64                sess.query(Person).order_by(Person.person_id).all(),65                all_employees,66            )67        count = {"": 14, "Polymorphic": 9}.get(self.select_type, 10)68        self.assert_sql_count(testing.db, go, count)69    def test_primary_eager_aliasing_one(self):70        # For both joinedload() and subqueryload(), if the original q is71        # not loading the subclass table, the joinedload doesn't happen.72        sess = create_session()73        def go():74            eq_(75                sess.query(Person)76                .order_by(Person.person_id)77                .options(joinedload(Engineer.machines))[1:3],78                all_employees[1:3],79            )80        count = {"": 6, "Polymorphic": 3}.get(self.select_type, 4)81        self.assert_sql_count(testing.db, go, count)82    def test_primary_eager_aliasing_two(self):83        sess = create_session()84        def go():85            eq_(86                sess.query(Person)87                .order_by(Person.person_id)88                .options(subqueryload(Engineer.machines))89                .all(),90                all_employees,91            )92        count = {"": 14, "Polymorphic": 7}.get(self.select_type, 8)93        self.assert_sql_count(testing.db, go, count)94    def test_primary_eager_aliasing_three(self):95        # assert the JOINs don't over JOIN96        sess = create_session()97        def go():98            eq_(99                sess.query(Person)100                .with_polymorphic("*")101                .order_by(Person.person_id)102                .options(joinedload(Engineer.machines))[1:3],103                all_employees[1:3],104            )105        self.assert_sql_count(testing.db, go, 3)106        eq_(107            select([func.count("*")])108            .select_from(109                sess.query(Person)110                .with_polymorphic("*")111                .options(joinedload(Engineer.machines))112                .order_by(Person.person_id)113                .limit(2)114                .offset(1)115                .with_labels()116                .subquery()117            )118            .scalar(),119            2,120        )121    def test_get_one(self):122        """123        For all mappers, ensure the primary key has been calculated as124        just the "person_id" column.125        """126        sess = create_session()127        eq_(128            sess.query(Person).get(e1.person_id),129            Engineer(name="dilbert", primary_language="java"),130        )131    def test_get_two(self):132        sess = create_session()133        eq_(134            sess.query(Engineer).get(e1.person_id),135            Engineer(name="dilbert", primary_language="java"),136        )137    def test_get_three(self):138        sess = create_session()139        eq_(140            sess.query(Manager).get(b1.person_id),141            Boss(name="pointy haired boss", golf_swing="fore"),142        )143    def test_multi_join(self):144        sess = create_session()145        e = aliased(Person)146        c = aliased(Company)147        q = (148            sess.query(Company, Person, c, e)149            .join(Person, Company.employees)150            .join(e, c.employees)151            .filter(Person.name == "dilbert")152            .filter(e.name == "wally")153        )154        eq_(q.count(), 1)155        eq_(156            q.all(),157            [158                (159                    Company(company_id=1, name="MegaCorp, Inc."),160                    Engineer(161                        status="regular engineer",162                        engineer_name="dilbert",163                        name="dilbert",164                        company_id=1,165                        primary_language="java",166                        person_id=1,167                        type="engineer",168                    ),169                    Company(company_id=1, name="MegaCorp, Inc."),170                    Engineer(171                        status="regular engineer",172                        engineer_name="wally",173                        name="wally",174                        company_id=1,175                        primary_language="c++",176                        person_id=2,177                        type="engineer",178                    ),179                )180            ],181        )182    def test_filter_on_subclass_one(self):183        sess = create_session()184        eq_(sess.query(Engineer).all()[0], Engineer(name="dilbert"))185    def test_filter_on_subclass_two(self):186        sess = create_session()187        eq_(sess.query(Engineer).first(), Engineer(name="dilbert"))188    def test_filter_on_subclass_three(self):189        sess = create_session()190        eq_(191            sess.query(Engineer)192            .filter(Engineer.person_id == e1.person_id)193            .first(),194            Engineer(name="dilbert"),195        )196    def test_filter_on_subclass_four(self):197        sess = create_session()198        eq_(199            sess.query(Manager)200            .filter(Manager.person_id == m1.person_id)201            .one(),202            Manager(name="dogbert"),203        )204    def test_filter_on_subclass_five(self):205        sess = create_session()206        eq_(207            sess.query(Manager)208            .filter(Manager.person_id == b1.person_id)209            .one(),210            Boss(name="pointy haired boss"),211        )212    def test_filter_on_subclass_six(self):213        sess = create_session()214        eq_(215            sess.query(Boss).filter(Boss.person_id == b1.person_id).one(),216            Boss(name="pointy haired boss"),217        )218    def test_join_from_polymorphic_nonaliased_one(self):219        sess = create_session()220        eq_(221            sess.query(Person)222            .join("paperwork", aliased=False)223            .filter(Paperwork.description.like("%review%"))224            .all(),225            [b1, m1],226        )227    def test_join_from_polymorphic_nonaliased_two(self):228        sess = create_session()229        eq_(230            sess.query(Person)231            .order_by(Person.person_id)232            .join("paperwork", aliased=False)233            .filter(Paperwork.description.like("%#2%"))234            .all(),235            [e1, m1],236        )237    def test_join_from_polymorphic_nonaliased_three(self):238        sess = create_session()239        eq_(240            sess.query(Engineer)241            .order_by(Person.person_id)242            .join("paperwork", aliased=False)243            .filter(Paperwork.description.like("%#2%"))244            .all(),245            [e1],246        )247    def test_join_from_polymorphic_nonaliased_four(self):248        sess = create_session()249        eq_(250            sess.query(Person)251            .order_by(Person.person_id)252            .join("paperwork", aliased=False)253            .filter(Person.name.like("%dog%"))254            .filter(Paperwork.description.like("%#2%"))255            .all(),256            [m1],257        )258    def test_join_from_polymorphic_aliased_one(self):259        sess = create_session()260        eq_(261            sess.query(Person)262            .order_by(Person.person_id)263            .join("paperwork", aliased=True)264            .filter(Paperwork.description.like("%review%"))265            .all(),266            [b1, m1],267        )268    def test_join_from_polymorphic_aliased_two(self):269        sess = create_session()270        eq_(271            sess.query(Person)272            .order_by(Person.person_id)273            .join("paperwork", aliased=True)274            .filter(Paperwork.description.like("%#2%"))275            .all(),276            [e1, m1],277        )278    def test_join_from_polymorphic_aliased_three(self):279        sess = create_session()280        eq_(281            sess.query(Engineer)282            .order_by(Person.person_id)283            .join("paperwork", aliased=True)284            .filter(Paperwork.description.like("%#2%"))285            .all(),286            [e1],287        )288    def test_join_from_polymorphic_aliased_four(self):289        sess = create_session()290        eq_(291            sess.query(Person)292            .order_by(Person.person_id)293            .join("paperwork", aliased=True)294            .filter(Person.name.like("%dog%"))295            .filter(Paperwork.description.like("%#2%"))296            .all(),297            [m1],298        )299    def test_join_from_with_polymorphic_nonaliased_one(self):300        sess = create_session()301        eq_(302            sess.query(Person)303            .with_polymorphic(Manager)304            .order_by(Person.person_id)305            .join("paperwork")306            .filter(Paperwork.description.like("%review%"))307            .all(),308            [b1, m1],309        )310    def test_join_from_with_polymorphic_nonaliased_two(self):311        sess = create_session()312        eq_(313            sess.query(Person)314            .with_polymorphic([Manager, Engineer])315            .order_by(Person.person_id)316            .join("paperwork")317            .filter(Paperwork.description.like("%#2%"))318            .all(),319            [e1, m1],320        )321    def test_join_from_with_polymorphic_nonaliased_three(self):322        sess = create_session()323        eq_(324            sess.query(Person)325            .with_polymorphic([Manager, Engineer])326            .order_by(Person.person_id)327            .join("paperwork")328            .filter(Person.name.like("%dog%"))329            .filter(Paperwork.description.like("%#2%"))330            .all(),331            [m1],332        )333    def test_join_from_with_polymorphic_aliased_one(self):334        sess = create_session()335        eq_(336            sess.query(Person)337            .with_polymorphic(Manager)338            .join("paperwork", aliased=True)339            .filter(Paperwork.description.like("%review%"))340            .all(),341            [b1, m1],342        )343    def test_join_from_with_polymorphic_aliased_two(self):344        sess = create_session()345        eq_(346            sess.query(Person)347            .with_polymorphic([Manager, Engineer])348            .order_by(Person.person_id)349            .join("paperwork", aliased=True)350            .filter(Paperwork.description.like("%#2%"))351            .all(),352            [e1, m1],353        )354    def test_join_from_with_polymorphic_aliased_three(self):355        sess = create_session()356        eq_(357            sess.query(Person)358            .with_polymorphic([Manager, Engineer])359            .order_by(Person.person_id)360            .join("paperwork", aliased=True)361            .filter(Person.name.like("%dog%"))362            .filter(Paperwork.description.like("%#2%"))363            .all(),364            [m1],365        )366    def test_join_to_polymorphic_nonaliased(self):367        sess = create_session()368        eq_(369            sess.query(Company)370            .join("employees")371            .filter(Person.name == "vlad")372            .one(),373            c2,374        )375    def test_join_to_polymorphic_aliased(self):376        sess = create_session()377        eq_(378            sess.query(Company)379            .join("employees", aliased=True)380            .filter(Person.name == "vlad")381            .one(),382            c2,383        )384    def test_polymorphic_any_one(self):385        sess = create_session()386        any_ = Company.employees.any(Person.name == "vlad")387        eq_(sess.query(Company).filter(any_).all(), [c2])388    def test_polymorphic_any_two(self):389        sess = create_session()390        # test that the aliasing on "Person" does not bleed into the391        # EXISTS clause generated by any()392        any_ = Company.employees.any(Person.name == "wally")393        eq_(394            sess.query(Company)395            .join(Company.employees, aliased=True)396            .filter(Person.name == "dilbert")397            .filter(any_)398            .all(),399            [c1],400        )401    def test_polymorphic_any_three(self):402        sess = create_session()403        any_ = Company.employees.any(Person.name == "vlad")404        eq_(405            sess.query(Company)406            .join(Company.employees, aliased=True)407            .filter(Person.name == "dilbert")408            .filter(any_)409            .all(),410            [],411        )412    def test_polymorphic_any_eight(self):413        sess = create_session()414        any_ = Engineer.machines.any(Machine.name == "Commodore 64")415        eq_(416            sess.query(Person).order_by(Person.person_id).filter(any_).all(),417            [e2, e3],418        )419    def test_polymorphic_any_nine(self):420        sess = create_session()421        any_ = Person.paperwork.any(Paperwork.description == "review #2")422        eq_(423            sess.query(Person).order_by(Person.person_id).filter(any_).all(),424            [m1],425        )426    def test_join_from_columns_or_subclass_one(self):427        sess = create_session()428        expected = [("dogbert",), ("pointy haired boss",)]429        eq_(sess.query(Manager.name).order_by(Manager.name).all(), expected)430    def test_join_from_columns_or_subclass_two(self):431        sess = create_session()432        expected = [("dogbert",), ("dogbert",), ("pointy haired boss",)]433        eq_(434            sess.query(Manager.name)435            .join(Paperwork, Manager.paperwork)436            .order_by(Manager.name)437            .all(),438            expected,439        )440    def test_join_from_columns_or_subclass_three(self):441        sess = create_session()442        expected = [443            ("dilbert",),444            ("dilbert",),445            ("dogbert",),446            ("dogbert",),447            ("pointy haired boss",),448            ("vlad",),449            ("wally",),450            ("wally",),451        ]452        eq_(453            sess.query(Person.name)454            .join(Paperwork, Person.paperwork)455            .order_by(Person.name)456            .all(),457            expected,458        )459    def test_join_from_columns_or_subclass_four(self):460        sess = create_session()461        # Load Person.name, joining from Person -> paperwork, get all462        # the people.463        expected = [464            ("dilbert",),465            ("dilbert",),466            ("dogbert",),467            ("dogbert",),468            ("pointy haired boss",),469            ("vlad",),470            ("wally",),471            ("wally",),472        ]473        eq_(474            sess.query(Person.name)475            .join(paperwork, Person.person_id == paperwork.c.person_id)476            .order_by(Person.name)477            .all(),478            expected,479        )480    def test_join_from_columns_or_subclass_five(self):481        sess = create_session()482        # same, on manager.  get only managers.483        expected = [("dogbert",), ("dogbert",), ("pointy haired boss",)]484        eq_(485            sess.query(Manager.name)486            .join(paperwork, Manager.person_id == paperwork.c.person_id)487            .order_by(Person.name)488            .all(),489            expected,490        )491    def test_join_from_columns_or_subclass_six(self):492        sess = create_session()493        if self.select_type == "":494            # this now raises, due to [ticket:1892].  Manager.person_id495            # is now the "person_id" column on Manager. SQL is incorrect.496            assert_raises(497                sa_exc.DBAPIError,498                sess.query(Person.name)499                .join(paperwork, Manager.person_id == paperwork.c.person_id)500                .order_by(Person.name)501                .all,502            )503        elif self.select_type == "Unions":504            # with the union, not something anyone would really be using505            # here, it joins to the full result set.  This is 0.6's506            # behavior and is more or less wrong.507            expected = [508                ("dilbert",),509                ("dilbert",),510                ("dogbert",),511                ("dogbert",),512                ("pointy haired boss",),513                ("vlad",),514                ("wally",),515                ("wally",),516            ]517            eq_(518                sess.query(Person.name)519                .join(paperwork, Manager.person_id == paperwork.c.person_id)520                .order_by(Person.name)521                .all(),522                expected,523            )524        else:525            # when a join is present and managers.person_id is available,526            # you get the managers.527            expected = [("dogbert",), ("dogbert",), ("pointy haired boss",)]528            eq_(529                sess.query(Person.name)530                .join(paperwork, Manager.person_id == paperwork.c.person_id)531                .order_by(Person.name)532                .all(),533                expected,534            )535    def test_join_from_columns_or_subclass_seven(self):536        sess = create_session()537        eq_(538            sess.query(Manager)539            .join(Paperwork, Manager.paperwork)540            .order_by(Manager.name)541            .all(),542            [m1, b1],543        )544    def test_join_from_columns_or_subclass_eight(self):545        sess = create_session()546        expected = [("dogbert",), ("dogbert",), ("pointy haired boss",)]547        eq_(548            sess.query(Manager.name)549            .join(paperwork, Manager.person_id == paperwork.c.person_id)550            .order_by(Manager.name)551            .all(),552            expected,553        )554    def test_join_from_columns_or_subclass_nine(self):555        sess = create_session()556        eq_(557            sess.query(Manager.person_id)558            .join(paperwork, Manager.person_id == paperwork.c.person_id)559            .order_by(Manager.name)560            .all(),561            [(4,), (4,), (3,)],562        )563    def test_join_from_columns_or_subclass_ten(self):564        sess = create_session()565        expected = [566            ("pointy haired boss", "review #1"),567            ("dogbert", "review #2"),568            ("dogbert", "review #3"),569        ]570        eq_(571            sess.query(Manager.name, Paperwork.description)572            .join(Paperwork, Manager.person_id == Paperwork.person_id)573            .order_by(Paperwork.paperwork_id)574            .all(),575            expected,576        )577    def test_join_from_columns_or_subclass_eleven(self):578        sess = create_session()579        expected = [("pointy haired boss",), ("dogbert",), ("dogbert",)]580        malias = aliased(Manager)581        eq_(582            sess.query(malias.name)583            .join(paperwork, malias.person_id == paperwork.c.person_id)584            .all(),585            expected,586        )587    def test_subclass_option_pathing(self):588        sess = create_session()589        dilbert = (590            sess.query(Person)591            .options(defaultload(Engineer.machines).defer(Machine.name))592            .filter(Person.name == "dilbert")593            .first()594        )595        m = dilbert.machines[0]596        assert "name" not in m.__dict__597        eq_(m.name, "IBM ThinkPad")598    def test_expire(self):599        """600        Test that individual column refresh doesn't get tripped up by601        the select_table mapper.602        """603        sess = create_session()604        name = "dogbert"605        m1 = sess.query(Manager).filter(Manager.name == name).one()606        sess.expire(m1)607        assert m1.status == "regular manager"608        name = "pointy haired boss"609        m2 = sess.query(Manager).filter(Manager.name == name).one()610        sess.expire(m2, ["manager_name", "golf_swing"])611        assert m2.golf_swing == "fore"612    def test_with_polymorphic_one(self):613        sess = create_session()614        def go():615            eq_(616                sess.query(Person)617                .with_polymorphic(Engineer)618                .filter(Engineer.primary_language == "java")619                .all(),620                self._emps_wo_relationships_fixture()[0:1],621            )622        self.assert_sql_count(testing.db, go, 1)623    def test_with_polymorphic_two(self):624        sess = create_session()625        def go():626            eq_(627                sess.query(Person)628                .with_polymorphic("*")629                .order_by(Person.person_id)630                .all(),631                self._emps_wo_relationships_fixture(),632            )633        self.assert_sql_count(testing.db, go, 1)634    def test_with_polymorphic_three(self):635        sess = create_session()636        def go():637            eq_(638                sess.query(Person)639                .with_polymorphic(Engineer)640                .order_by(Person.person_id)641                .all(),642                self._emps_wo_relationships_fixture(),643            )644        self.assert_sql_count(testing.db, go, 3)645    def test_with_polymorphic_four(self):646        sess = create_session()647        def go():648            eq_(649                sess.query(Person)650                .with_polymorphic(Engineer, people.outerjoin(engineers))651                .order_by(Person.person_id)652                .all(),653                self._emps_wo_relationships_fixture(),654            )655        self.assert_sql_count(testing.db, go, 3)656    def test_with_polymorphic_five(self):657        sess = create_session()658        def go():659            # limit the polymorphic join down to just "Person",660            # overriding select_table661            eq_(662                sess.query(Person).with_polymorphic(Person).all(),663                self._emps_wo_relationships_fixture(),664            )665        self.assert_sql_count(testing.db, go, 6)666    def test_with_polymorphic_six(self):667        sess = create_session()668        assert_raises(669            sa_exc.InvalidRequestError,670            sess.query(Person).with_polymorphic,671            Paperwork,672        )673        assert_raises(674            sa_exc.InvalidRequestError,675            sess.query(Engineer).with_polymorphic,676            Boss,677        )678        assert_raises(679            sa_exc.InvalidRequestError,680            sess.query(Engineer).with_polymorphic,681            Person,682        )683    def test_with_polymorphic_seven(self):684        sess = create_session()685        # compare to entities without related collections to prevent686        # additional lazy SQL from firing on loaded entities687        eq_(688            sess.query(Person)689            .with_polymorphic("*")690            .order_by(Person.person_id)691            .all(),692            self._emps_wo_relationships_fixture(),693        )694    def test_relationship_to_polymorphic_one(self):695        expected = self._company_with_emps_machines_fixture()696        sess = create_session()697        def go():698            # test load Companies with lazy load to 'employees'699            eq_(sess.query(Company).all(), expected)700        count = {"": 10, "Polymorphic": 5}.get(self.select_type, 6)701        self.assert_sql_count(testing.db, go, count)702    def test_relationship_to_polymorphic_two(self):703        expected = self._company_with_emps_machines_fixture()704        sess = create_session()705        def go():706            # with #2438, of_type() is recognized.  This707            # overrides the with_polymorphic of the mapper708            # and we get a consistent 3 queries now.709            eq_(710                sess.query(Company)711                .options(712                    joinedload(Company.employees.of_type(Engineer)).joinedload(713                        Engineer.machines714                    )715                )716                .all(),717                expected,718            )719        # in the old case, we would get this720        # count = {'':7, 'Polymorphic':1}.get(self.select_type, 2)721        # query one is company->Person/Engineer->Machines722        # query two is managers + boss for row #3723        # query three is managers for row #4724        count = 3725        self.assert_sql_count(testing.db, go, count)726    def test_relationship_to_polymorphic_three(self):727        expected = self._company_with_emps_machines_fixture()728        sess = create_session()729        sess = create_session()730        def go():731            eq_(732                sess.query(Company)733                .options(734                    subqueryload(735                        Company.employees.of_type(Engineer)736                    ).subqueryload(Engineer.machines)737                )738                .all(),739                expected,740            )741        # the old case where subqueryload_all742        # didn't work with of_tyoe743        # count = { '':8, 'Joins':4, 'Unions':4, 'Polymorphic':3,744        #    'AliasedJoins':4}[self.select_type]745        # query one is company->Person/Engineer->Machines746        # query two is Person/Engineer subq747        # query three is Machines subq748        # (however this test can't tell if the Q was a749        # lazyload or subqload ...)750        # query four is managers + boss for row #3751        # query five is managers for row #4752        count = 5753        self.assert_sql_count(testing.db, go, count)754    def test_joinedload_on_subclass(self):755        sess = create_session()756        expected = [757            Engineer(758                name="dilbert",759                engineer_name="dilbert",760                primary_language="java",761                status="regular engineer",762                machines=[763                    Machine(name="IBM ThinkPad"),764                    Machine(name="IPhone"),765                ],766            )767        ]768        def go():769            # test load People with joinedload to engineers + machines770            eq_(771                sess.query(Person)772                .with_polymorphic("*")773                .options(joinedload(Engineer.machines))774                .filter(Person.name == "dilbert")775                .all(),776                expected,777            )778        self.assert_sql_count(testing.db, go, 1)779    def test_subqueryload_on_subclass(self):780        sess = create_session()781        expected = [782            Engineer(783                name="dilbert",784                engineer_name="dilbert",785                primary_language="java",786                status="regular engineer",787                machines=[788                    Machine(name="IBM ThinkPad"),789                    Machine(name="IPhone"),790                ],791            )792        ]793        def go():794            eq_(795                sess.query(Person)796                .with_polymorphic("*")797                .options(subqueryload(Engineer.machines))798                .filter(Person.name == "dilbert")799                .all(),800                expected,801            )802        self.assert_sql_count(testing.db, go, 2)803    def test_query_subclass_join_to_base_relationship(self):804        sess = create_session()805        # non-polymorphic806        eq_(sess.query(Engineer).join(Person.paperwork).all(), [e1, e2, e3])807    def test_join_to_subclass(self):808        sess = create_session()809        eq_(810            sess.query(Company)811            .join(people.join(engineers), "employees")812            .filter(Engineer.primary_language == "java")813            .all(),814            [c1],815        )816    def test_join_to_subclass_one(self):817        sess = create_session()818        eq_(819            sess.query(Company)820            .select_from(companies.join(people).join(engineers))821            .filter(Engineer.primary_language == "java")822            .all(),823            [c1],824        )825    def test_join_to_subclass_two(self):826        sess = create_session()827        eq_(828            sess.query(Company)829            .join(people.join(engineers), "employees")830            .filter(Engineer.primary_language == "java")831            .all(),832            [c1],833        )834    def test_join_to_subclass_three(self):835        sess = create_session()836        ealias = aliased(Engineer)837        eq_(838            sess.query(Company)839            .join(ealias, "employees")840            .filter(ealias.primary_language == "java")841            .all(),842            [c1],843        )844    def test_join_to_subclass_six(self):845        sess = create_session()846        eq_(847            sess.query(Company)848            .join(people.join(engineers), "employees")849            .join(Engineer.machines)850            .all(),851            [c1, c2],852        )853    def test_join_to_subclass_six_point_five(self):854        sess = create_session()855        eq_(856            sess.query(Company)857            .join(people.join(engineers), "employees")858            .join(Engineer.machines)859            .filter(Engineer.name == "dilbert")860            .all(),861            [c1],862        )863    def test_join_to_subclass_seven(self):864        sess = create_session()865        eq_(866            sess.query(Company)867            .join(people.join(engineers), "employees")868            .join(Engineer.machines)869            .filter(Machine.name.ilike("%thinkpad%"))870            .all(),871            [c1],872        )873    def test_join_to_subclass_eight(self):874        sess = create_session()875        eq_(sess.query(Person).join(Engineer.machines).all(), [e1, e2, e3])876    def test_join_to_subclass_nine(self):877        sess = create_session()878        eq_(879            sess.query(Company)880            .select_from(companies.join(people).join(engineers))881            .filter(Engineer.primary_language == "java")882            .all(),883            [c1],884        )885    def test_join_to_subclass_ten(self):886        sess = create_session()887        eq_(888            sess.query(Company)889            .join("employees")890            .filter(Engineer.primary_language == "java")891            .all(),892            [c1],893        )894    def test_join_to_subclass_eleven(self):895        sess = create_session()896        eq_(897            sess.query(Company)898            .select_from(companies.join(people).join(engineers))899            .filter(Engineer.primary_language == "java")900            .all(),901            [c1],902        )903    def test_join_to_subclass_twelve(self):904        sess = create_session()905        eq_(sess.query(Person).join(Engineer.machines).all(), [e1, e2, e3])906    def test_join_to_subclass_thirteen(self):907        sess = create_session()908        eq_(909            sess.query(Person)910            .join(Engineer.machines)911            .filter(Machine.name.ilike("%ibm%"))912            .all(),913            [e1, e3],914        )915    def test_join_to_subclass_fourteen(self):916        sess = create_session()917        eq_(918            sess.query(Company).join("employees", Engineer.machines).all(),919            [c1, c2],920        )921    def test_join_to_subclass_fifteen(self):922        sess = create_session()923        eq_(924            sess.query(Company)925            .join("employees", Engineer.machines)926            .filter(Machine.name.ilike("%thinkpad%"))927            .all(),928            [c1],929        )930    def test_join_to_subclass_sixteen(self):931        sess = create_session()932        # non-polymorphic933        eq_(sess.query(Engineer).join(Engineer.machines).all(), [e1, e2, e3])934    def test_join_to_subclass_seventeen(self):935        sess = create_session()936        eq_(937            sess.query(Engineer)938            .join(Engineer.machines)939            .filter(Machine.name.ilike("%ibm%"))940            .all(),941            [e1, e3],942        )943    def test_join_through_polymorphic_nonaliased_one(self):944        sess = create_session()945        eq_(946            sess.query(Company)947            .join("employees", "paperwork", aliased=False)948            .filter(Paperwork.description.like("%#2%"))949            .all(),950            [c1],951        )952    def test_join_through_polymorphic_nonaliased_two(self):953        sess = create_session()954        eq_(955            sess.query(Company)956            .join("employees", "paperwork", aliased=False)957            .filter(Paperwork.description.like("%#%"))958            .all(),959            [c1, c2],960        )961    def test_join_through_polymorphic_nonaliased_three(self):962        sess = create_session()963        eq_(964            sess.query(Company)965            .join("employees", "paperwork", aliased=False)966            .filter(Person.name.in_(["dilbert", "vlad"]))967            .filter(Paperwork.description.like("%#2%"))968            .all(),969            [c1],970        )971    def test_join_through_polymorphic_nonaliased_four(self):972        sess = create_session()973        eq_(974            sess.query(Company)975            .join("employees", "paperwork", aliased=False)976            .filter(Person.name.in_(["dilbert", "vlad"]))977            .filter(Paperwork.description.like("%#%"))978            .all(),979            [c1, c2],980        )981    def test_join_through_polymorphic_nonaliased_five(self):982        sess = create_session()983        eq_(984            sess.query(Company)985            .join("employees", aliased=aliased)986            .filter(Person.name.in_(["dilbert", "vlad"]))987            .join("paperwork", from_joinpoint=True, aliased=False)988            .filter(Paperwork.description.like("%#2%"))989            .all(),990            [c1],991        )992    def test_join_through_polymorphic_nonaliased_six(self):993        sess = create_session()994        eq_(995            sess.query(Company)996            .join("employees", aliased=aliased)997            .filter(Person.name.in_(["dilbert", "vlad"]))998            .join("paperwork", from_joinpoint=True, aliased=False)999            .filter(Paperwork.description.like("%#%"))1000            .all(),1001            [c1, c2],1002        )1003    def test_join_through_polymorphic_aliased_one(self):1004        sess = create_session()1005        eq_(1006            sess.query(Company)1007            .join("employees", "paperwork", aliased=True)1008            .filter(Paperwork.description.like("%#2%"))1009            .all(),1010            [c1],1011        )1012    def test_join_through_polymorphic_aliased_two(self):1013        sess = create_session()1014        eq_(1015            sess.query(Company)1016            .join("employees", "paperwork", aliased=True)1017            .filter(Paperwork.description.like("%#%"))1018            .all(),1019            [c1, c2],1020        )1021    def test_join_through_polymorphic_aliased_three(self):1022        sess = create_session()1023        eq_(1024            sess.query(Company)1025            .join("employees", "paperwork", aliased=True)1026            .filter(Person.name.in_(["dilbert", "vlad"]))1027            .filter(Paperwork.description.like("%#2%"))1028            .all(),1029            [c1],1030        )1031    def test_join_through_polymorphic_aliased_four(self):1032        sess = create_session()1033        eq_(1034            sess.query(Company)1035            .join("employees", "paperwork", aliased=True)1036            .filter(Person.name.in_(["dilbert", "vlad"]))1037            .filter(Paperwork.description.like("%#%"))1038            .all(),1039            [c1, c2],1040        )1041    def test_join_through_polymorphic_aliased_five(self):1042        sess = create_session()1043        eq_(1044            sess.query(Company)1045            .join("employees", aliased=aliased)1046            .filter(Person.name.in_(["dilbert", "vlad"]))1047            .join("paperwork", from_joinpoint=True, aliased=True)1048            .filter(Paperwork.description.like("%#2%"))1049            .all(),1050            [c1],1051        )1052    def test_join_through_polymorphic_aliased_six(self):1053        sess = create_session()1054        eq_(1055            sess.query(Company)1056            .join("employees", aliased=aliased)1057            .filter(Person.name.in_(["dilbert", "vlad"]))1058            .join("paperwork", from_joinpoint=True, aliased=True)1059            .filter(Paperwork.description.like("%#%"))1060            .all(),1061            [c1, c2],1062        )1063    def test_explicit_polymorphic_join_one(self):1064        sess = create_session()1065        # join from Company to Engineer; join condition formulated by1066        # ORMJoin using regular table foreign key connections.  Engineer1067        # is expressed as "(select * people join engineers) as anon_1"1068        # so the join is contained.1069        eq_(1070            sess.query(Company)1071            .join(Engineer)1072            .filter(Engineer.engineer_name == "vlad")1073            .one(),1074            c2,1075        )1076    def test_explicit_polymorphic_join_two(self):1077        sess = create_session()1078        # same, using explicit join condition.  Query.join() must1079        # adapt the on clause here to match the subquery wrapped around1080        # "people join engineers".1081        eq_(1082            sess.query(Company)1083            .join(Engineer, Company.company_id == Engineer.company_id)1084            .filter(Engineer.engineer_name == "vlad")1085            .one(),1086            c2,1087        )1088    def test_filter_on_baseclass(self):1089        sess = create_session()1090        eq_(sess.query(Person).order_by(Person.person_id).all(), all_employees)1091        eq_(1092            sess.query(Person).order_by(Person.person_id).first(),1093            all_employees[0],1094        )1095        eq_(1096            sess.query(Person)1097            .order_by(Person.person_id)1098            .filter(Person.person_id == e2.person_id)1099            .one(),1100            e2,1101        )1102    def test_from_alias(self):1103        sess = create_session()1104        palias = aliased(Person)1105        eq_(1106            sess.query(palias)1107            .order_by(palias.person_id)1108            .filter(palias.name.in_(["dilbert", "wally"]))1109            .all(),1110            [e1, e2],1111        )1112    def test_self_referential_one(self):1113        sess = create_session()1114        palias = aliased(Person)1115        expected = [(m1, e1), (m1, e2), (m1, b1)]1116        eq_(1117            sess.query(Person, palias)1118            .filter(Person.company_id == palias.company_id)1119            .filter(Person.name == "dogbert")1120            .filter(Person.person_id > palias.person_id)1121            .order_by(Person.person_id, palias.person_id)1122            .all(),1123            expected,1124        )1125    def test_self_referential_two(self):1126        sess = create_session()1127        palias = aliased(Person)1128        expected = [(m1, e1), (m1, e2), (m1, b1)]1129        eq_(1130            sess.query(Person, palias)1131            .filter(Person.company_id == palias.company_id)1132            .filter(Person.name == "dogbert")1133            .filter(Person.person_id > palias.person_id)1134            .from_self()1135            .order_by(Person.person_id, palias.person_id)1136            .all(),1137            expected,1138        )1139    def test_nesting_queries(self):1140        # query.statement places a flag "no_adapt" on the returned1141        # statement.  This prevents the polymorphic adaptation in the1142        # second "filter" from hitting it, which would pollute the1143        # subquery and usually results in recursion overflow errors1144        # within the adaption.1145        sess = create_session()1146        subq = (1147            sess.query(engineers.c.person_id)1148            .filter(Engineer.primary_language == "java")1149            .statement.as_scalar()1150        )1151        eq_(sess.query(Person).filter(Person.person_id.in_(subq)).one(), e1)1152    def test_mixed_entities_one(self):1153        sess = create_session()1154        expected = [1155            (1156                Engineer(1157                    status="regular engineer",1158                    engineer_name="dilbert",1159                    name="dilbert",1160                    company_id=1,1161                    primary_language="java",1162                    person_id=1,1163                    type="engineer",1164                ),1165                "MegaCorp, Inc.",1166            ),1167            (1168                Engineer(1169                    status="regular engineer",1170                    engineer_name="wally",1171                    name="wally",1172                    company_id=1,1173                    primary_language="c++",1174                    person_id=2,1175                    type="engineer",1176                ),1177                "MegaCorp, Inc.",1178            ),1179            (1180                Engineer(1181                    status="elbonian engineer",1182                    engineer_name="vlad",1183                    name="vlad",1184                    company_id=2,1185                    primary_language="cobol",1186                    person_id=5,1187                    type="engineer",1188                ),1189                "Elbonia, Inc.",1190            ),1191        ]1192        eq_(1193            sess.query(Engineer, Company.name)1194            .join(Company.employees)1195            .order_by(Person.person_id)1196            .filter(Person.type == "engineer")1197            .all(),1198            expected,1199        )1200    def _join_to_poly_wp_one(self, sess):1201        wp = with_polymorphic(self.classes.Person, "*")1202        return (1203            sess.query(wp.name, self.classes.Company.name)1204            .join(self.classes.Company.employees.of_type(wp))1205            .order_by(wp.person_id)1206        )1207    def _join_to_poly_wp_two(self, sess):1208        wp = with_polymorphic(self.classes.Person, "*", aliased=True)1209        return (1210            sess.query(wp.name, self.classes.Company.name)1211            .join(self.classes.Company.employees.of_type(wp))1212            .order_by(wp.person_id)1213        )1214    def _join_to_poly_wp_three(self, sess):1215        wp = with_polymorphic(1216            self.classes.Person, "*", aliased=True, flat=True1217        )1218        return (1219            sess.query(wp.name, self.classes.Company.name)1220            .join(self.classes.Company.employees.of_type(wp))1221            .order_by(wp.person_id)1222        )1223    @testing.combinations(1224        lambda self, sess: (1225            sess.query(self.classes.Person.name, self.classes.Company.name)1226            .join(self.classes.Company.employees)1227            .order_by(self.classes.Person.person_id)1228        ),1229        _join_to_poly_wp_one,1230        _join_to_poly_wp_two,1231        _join_to_poly_wp_three,1232    )1233    def test_mixed_entities_join_to_poly(self, q):1234        sess = create_session()1235        expected = [1236            ("dilbert", "MegaCorp, Inc."),1237            ("wally", "MegaCorp, Inc."),1238            ("pointy haired boss", "MegaCorp, Inc."),1239            ("dogbert", "MegaCorp, Inc."),1240            ("vlad", "Elbonia, Inc."),1241        ]1242        eq_(1243            q(self, sess).all(), expected,1244        )1245    def test_mixed_entities_two(self):1246        sess = create_session()1247        expected = [1248            ("java", "MegaCorp, Inc."),1249            ("cobol", "Elbonia, Inc."),1250            ("c++", "MegaCorp, Inc."),1251        ]1252        eq_(1253            sess.query(Engineer.primary_language, Company.name)1254            .join(Company.employees)1255            .filter(Person.type == "engineer")1256            .order_by(desc(Engineer.primary_language))1257            .all(),1258            expected,1259        )1260    def test_mixed_entities_three(self):1261        sess = create_session()1262        palias = aliased(Person)1263        expected = [1264            (1265                Engineer(1266                    status="elbonian engineer",1267                    engineer_name="vlad",1268                    name="vlad",1269                    primary_language="cobol",1270                ),1271                "Elbonia, Inc.",1272                Engineer(1273                    status="regular engineer",1274                    engineer_name="dilbert",1275                    name="dilbert",1276                    company_id=1,1277                    primary_language="java",1278                    person_id=1,1279                    type="engineer",1280                ),1281            )1282        ]1283        eq_(1284            sess.query(Person, Company.name, palias)1285            .join(Company.employees)1286            .filter(Company.name == "Elbonia, Inc.")1287            .filter(palias.name == "dilbert")1288            .all(),1289            expected,1290        )1291    def test_mixed_entities_four(self):1292        sess = create_session()1293        palias = aliased(Person)1294        expected = [1295            (1296                Engineer(1297                    status="regular engineer",1298                    engineer_name="dilbert",1299                    name="dilbert",1300                    company_id=1,1301                    primary_language="java",1302                    person_id=1,1303                    type="engineer",1304                ),1305                "Elbonia, Inc.",1306                Engineer(1307                    status="elbonian engineer",1308                    engineer_name="vlad",1309                    name="vlad",1310                    primary_language="cobol",1311                ),1312            )1313        ]1314        eq_(1315            sess.query(palias, Company.name, Person)1316            .join(Company.employees)1317            .filter(Company.name == "Elbonia, Inc.")1318            .filter(palias.name == "dilbert")1319            .all(),1320            expected,1321        )1322    def test_mixed_entities_five(self):1323        sess = create_session()1324        palias = aliased(Person)1325        expected = [("vlad", "Elbonia, Inc.", "dilbert")]1326        eq_(1327            sess.query(Person.name, Company.name, palias.name)1328            .join(Company.employees)1329            .filter(Company.name == "Elbonia, Inc.")1330            .filter(palias.name == "dilbert")1331            .all(),1332            expected,1333        )1334    def test_mixed_entities_six(self):1335        sess = create_session()1336        palias = aliased(Person)1337        expected = [1338            ("manager", "dogbert", "engineer", "dilbert"),1339            ("manager", "dogbert", "engineer", "wally"),1340            ("manager", "dogbert", "boss", "pointy haired boss"),1341        ]1342        eq_(1343            sess.query(Person.type, Person.name, palias.type, palias.name)1344            .filter(Person.company_id == palias.company_id)1345            .filter(Person.name == "dogbert")1346            .filter(Person.person_id > palias.person_id)1347            .order_by(Person.person_id, palias.person_id)1348            .all(),1349            expected,1350        )1351    def test_mixed_entities_seven(self):1352        sess = create_session()1353        expected = [1354            ("dilbert", "tps report #1"),1355            ("dilbert", "tps report #2"),1356            ("dogbert", "review #2"),1357            ("dogbert", "review #3"),1358            ("pointy haired boss", "review #1"),1359            ("vlad", "elbonian missive #3"),1360            ("wally", "tps report #3"),1361            ("wally", "tps report #4"),1362        ]1363        eq_(1364            sess.query(Person.name, Paperwork.description)1365            .filter(Person.person_id == Paperwork.person_id)1366            .order_by(Person.name, Paperwork.description)1367            .all(),1368            expected,1369        )1370    def test_mixed_entities_eight(self):1371        sess = create_session()1372        eq_(1373            sess.query(func.count(Person.person_id))1374            .filter(Engineer.primary_language == "java")1375            .all(),1376            [(1,)],1377        )1378    def test_mixed_entities_nine(self):1379        sess = create_session()1380        expected = [("Elbonia, Inc.", 1), ("MegaCorp, Inc.", 4)]1381        eq_(1382            sess.query(Company.name, func.count(Person.person_id))1383            .filter(Company.company_id == Person.company_id)1384            .group_by(Company.name)1385            .order_by(Company.name)1386            .all(),1387            expected,1388        )1389    def test_mixed_entities_ten(self):1390        sess = create_session()1391        expected = [("Elbonia, Inc.", 1), ("MegaCorp, Inc.", 4)]1392        eq_(1393            sess.query(Company.name, func.count(Person.person_id))1394            .join(Company.employees)1395            .group_by(Company.name)1396            .order_by(Company.name)1397            .all(),1398            expected,1399        )1400    # def test_mixed_entities(self):1401    #    sess = create_session()1402    # TODO: I think raise error on these for now.  different1403    # inheritance/loading schemes have different results here,1404    # all incorrect1405    #1406    # eq_(1407    #    sess.query(Person.name, Engineer.primary_language).all(),1408    #    [])1409    # def test_mixed_entities(self):1410    #    sess = create_session()1411    # eq_(sess.query(1412    #             Person.name,1413    #             Engineer.primary_language,1414    #             Manager.manager_name)1415    #          .all(),1416    #     [])1417    def test_mixed_entities_eleven(self):1418        sess = create_session()1419        expected = [("java",), ("c++",), ("cobol",)]1420        eq_(1421            sess.query(Engineer.primary_language)1422            .filter(Person.type == "engineer")1423            .all(),1424            expected,1425        )1426    def test_mixed_entities_twelve(self):1427        sess = create_session()1428        expected = [("vlad", "Elbonia, Inc.")]1429        eq_(1430            sess.query(Person.name, Company.name)1431            .join(Company.employees)1432            .filter(Company.name == "Elbonia, Inc.")1433            .all(),1434            expected,1435        )1436    def test_mixed_entities_thirteen(self):1437        sess = create_session()1438        expected = [("pointy haired boss", "fore")]1439        eq_(sess.query(Boss.name, Boss.golf_swing).all(), expected)1440    def test_mixed_entities_fourteen(self):1441        sess = create_session()1442        expected = [("dilbert", "java"), ("wally", "c++"), ("vlad", "cobol")]1443        eq_(1444            sess.query(Engineer.name, Engineer.primary_language).all(),1445            expected,1446        )1447    def test_mixed_entities_fifteen(self):1448        sess = create_session()1449        expected = [1450            (1451                "Elbonia, Inc.",1452                Engineer(1453                    status="elbonian engineer",1454                    engineer_name="vlad",1455                    name="vlad",1456                    primary_language="cobol",1457                ),1458            )1459        ]1460        eq_(1461            sess.query(Company.name, Person)1462            .join(Company.employees)1463            .filter(Company.name == "Elbonia, Inc.")1464            .all(),1465            expected,1466        )1467    def test_mixed_entities_sixteen(self):1468        sess = create_session()1469        expected = [1470            (1471                Engineer(1472                    status="elbonian engineer",1473                    engineer_name="vlad",1474                    name="vlad",1475                    primary_language="cobol",1476                ),1477                "Elbonia, Inc.",1478            )1479        ]1480        eq_(1481            sess.query(Person, Company.name)1482            .join(Company.employees)1483            .filter(Company.name == "Elbonia, Inc.")1484            .all(),1485            expected,1486        )1487    def test_mixed_entities_seventeen(self):1488        sess = create_session()1489        expected = [("pointy haired boss",), ("dogbert",)]1490        eq_(sess.query(Manager.name).all(), expected)1491    def test_mixed_entities_eighteen(self):1492        sess = create_session()1493        expected = [("pointy haired boss foo",), ("dogbert foo",)]1494        eq_(sess.query(Manager.name + " foo").all(), expected)1495    def test_mixed_entities_nineteen(self):1496        sess = create_session()1497        row = (1498            sess.query(Engineer.name, Engineer.primary_language)1499            .filter(Engineer.name == "dilbert")1500            .first()1501        )1502        assert row.name == "dilbert"1503        assert row.primary_language == "java"1504    def test_correlation_one(self):1505        sess = create_session()1506        # this for a long time did not work with PolymorphicAliased and1507        # PolymorphicUnions, which was due to the no_replacement_traverse1508        # annotation added to query.statement which then went into as_scalar().1509        # this is removed as of :ticket:`4304` so now works.1510        eq_(1511            sess.query(Person.name)1512            .filter(1513                sess.query(Company.name)1514                .filter(Company.company_id == Person.company_id)1515                .correlate(Person)1516                .as_scalar()1517                == "Elbonia, Inc."1518            )1519            .all(),1520            [(e3.name,)],1521        )1522    def test_correlation_two(self):1523        sess = create_session()1524        paliased = aliased(Person)1525        eq_(1526            sess.query(paliased.name)1527            .filter(1528                sess.query(Company.name)1529                .filter(Company.company_id == paliased.company_id)1530                .correlate(paliased)1531                .as_scalar()1532                == "Elbonia, Inc."1533            )1534            .all(),1535            [(e3.name,)],1536        )1537    def test_correlation_three(self):1538        sess = create_session()1539        paliased = aliased(Person, flat=True)1540        eq_(1541            sess.query(paliased.name)1542            .filter(1543                sess.query(Company.name)1544                .filter(Company.company_id == paliased.company_id)1545                .correlate(paliased)1546                .as_scalar()1547                == "Elbonia, Inc."1548            )1549            .all(),1550            [(e3.name,)],1551        )1552class PolymorphicTest(_PolymorphicTestBase, _Polymorphic):1553    def test_join_to_subclass_four(self):1554        sess = create_session()1555        eq_(1556            sess.query(Person)1557            .select_from(people.join(engineers))1558            .join(Engineer.machines)1559            .all(),1560            [e1, e2, e3],1561        )1562    def test_join_to_subclass_five(self):1563        sess = create_session()1564        eq_(1565            sess.query(Person)1566            .select_from(people.join(engineers))1567            .join(Engineer.machines)1568            .filter(Machine.name.ilike("%ibm%"))1569            .all(),1570            [e1, e3],1571        )1572    def test_correlation_w_polymorphic(self):1573        sess = create_session()1574        p_poly = with_polymorphic(Person, "*")1575        eq_(1576            sess.query(p_poly.name)1577            .filter(1578                sess.query(Company.name)1579                .filter(Company.company_id == p_poly.company_id)1580                .correlate(p_poly)1581                .as_scalar()1582                == "Elbonia, Inc."1583            )1584            .all(),1585            [(e3.name,)],1586        )1587    def test_correlation_w_polymorphic_flat(self):1588        sess = create_session()1589        p_poly = with_polymorphic(Person, "*", flat=True)1590        eq_(1591            sess.query(p_poly.name)1592            .filter(1593                sess.query(Company.name)1594                .filter(Company.company_id == p_poly.company_id)1595                .correlate(p_poly)1596                .as_scalar()1597                == "Elbonia, Inc."1598            )1599            .all(),1600            [(e3.name,)],1601        )1602    def test_join_to_subclass_ten(self):1603        pass1604    def test_mixed_entities_one(self):1605        pass1606    def test_mixed_entities_two(self):1607        pass1608    def test_mixed_entities_eight(self):1609        pass1610    def test_polymorphic_any_eight(self):1611        pass1612class PolymorphicPolymorphicTest(1613    _PolymorphicTestBase, _PolymorphicPolymorphic1614):1615    __dialect__ = "default"1616    def test_aliased_not_polluted_by_join(self):1617        # aliased(polymorphic) will normally do the old-school1618        # "(SELECT * FROM a JOIN b ...) AS anon_1" thing.1619        # this is the safest1620        sess = create_session()1621        palias = aliased(Person)1622        self.assert_compile(1623            sess.query(palias, Company.name)1624            .order_by(palias.person_id)1625            .join(Person, Company.employees)1626            .filter(palias.name == "dilbert"),1627            "SELECT anon_1.people_person_id AS anon_1_people_person_id, "1628            "anon_1.people_company_id AS anon_1_people_company_id, "1629            "anon_1.people_name AS anon_1_people_name, "1630            "anon_1.people_type AS anon_1_people_type, "1631            "anon_1.engineers_person_id AS anon_1_engineers_person_id, "1632            "anon_1.engineers_status AS anon_1_engineers_status, "1633            "anon_1.engineers_engineer_name AS anon_1_engineers_engineer_name, "  # noqa1634            "anon_1.engineers_primary_language AS "1635            "anon_1_engineers_primary_language, "1636            "anon_1.managers_person_id AS anon_1_managers_person_id, "1637            "anon_1.managers_status AS anon_1_managers_status, "1638            "anon_1.managers_manager_name AS anon_1_managers_manager_name, "1639            "anon_1.boss_boss_id AS anon_1_boss_boss_id, "1640            "anon_1.boss_golf_swing AS anon_1_boss_golf_swing, "1641            "companies.name AS companies_name "1642            "FROM (SELECT people.person_id AS people_person_id, "1643            "people.company_id AS people_company_id, "1644            "people.name AS people_name, people.type AS people_type, "1645            "engineers.person_id AS engineers_person_id, "1646            "engineers.status AS engineers_status, "1647            "engineers.engineer_name AS engineers_engineer_name, "1648            "engineers.primary_language AS engineers_primary_language, "1649            "managers.person_id AS managers_person_id, "1650            "managers.status AS managers_status, "1651            "managers.manager_name AS managers_manager_name, "1652            "boss.boss_id AS boss_boss_id, "1653            "boss.golf_swing AS boss_golf_swing "1654            "FROM people LEFT OUTER JOIN engineers "1655            "ON people.person_id = engineers.person_id "1656            "LEFT OUTER JOIN managers "1657            "ON people.person_id = managers.person_id LEFT OUTER JOIN boss "1658            "ON managers.person_id = boss.boss_id) AS anon_1, "1659            "companies JOIN "1660            "(people LEFT OUTER JOIN engineers "1661            "ON people.person_id = engineers.person_id "1662            "LEFT OUTER JOIN managers "1663            "ON people.person_id = managers.person_id "1664            "LEFT OUTER JOIN boss ON managers.person_id = boss.boss_id) "1665            "ON companies.company_id = people.company_id "1666            "WHERE anon_1.people_name = :people_name_1 "1667            "ORDER BY anon_1.people_person_id",1668        )1669    def test_flat_aliased_w_select_from(self):1670        sess = create_session()1671        palias = aliased(Person, flat=True)1672        self.assert_compile(1673            sess.query(palias, Company.name)1674            .select_from(palias)1675            .order_by(palias.person_id)1676            .join(Person, Company.employees)1677            .filter(palias.name == "dilbert"),1678            "SELECT people_1.person_id AS people_1_person_id, "1679            "people_1.company_id AS people_1_company_id, "1680            "people_1.name AS people_1_name, people_1.type AS people_1_type, "1681            "engineers_1.person_id AS engineers_1_person_id, "1682            "engineers_1.status AS engineers_1_status, "1683            "engineers_1.engineer_name AS engineers_1_engineer_name, "1684            "engineers_1.primary_language AS engineers_1_primary_language, "1685            "managers_1.person_id AS managers_1_person_id, "1686            "managers_1.status AS managers_1_status, "1687            "managers_1.manager_name AS managers_1_manager_name, "1688            "boss_1.boss_id AS boss_1_boss_id, "1689            "boss_1.golf_swing AS boss_1_golf_swing, "1690            "companies.name AS companies_name "1691            "FROM people AS people_1 "1692            "LEFT OUTER JOIN engineers AS engineers_1 "1693            "ON people_1.person_id = engineers_1.person_id "1694            "LEFT OUTER JOIN managers AS managers_1 "1695            "ON people_1.person_id = managers_1.person_id "1696            "LEFT OUTER JOIN boss AS boss_1 "1697            "ON managers_1.person_id = boss_1.boss_id, "1698            "companies JOIN (people LEFT OUTER JOIN engineers "1699            "ON people.person_id = engineers.person_id "1700            "LEFT OUTER JOIN managers "1701            "ON people.person_id = managers.person_id "1702            "LEFT OUTER JOIN boss ON managers.person_id = boss.boss_id) "1703            "ON companies.company_id = people.company_id "1704            "WHERE people_1.name = :name_1 ORDER BY people_1.person_id",1705        )1706class PolymorphicUnionsTest(_PolymorphicTestBase, _PolymorphicUnions):1707    def test_subqueryload_on_subclass_uses_path_correctly(self):1708        sess = create_session()1709        expected = [1710            Engineer(1711                name="dilbert",1712                engineer_name="dilbert",1713                primary_language="java",1714                status="regular engineer",1715                machines=[1716                    Machine(name="IBM ThinkPad"),1717                    Machine(name="IPhone"),1718                ],1719            )1720        ]1721        with self.sql_execution_asserter(testing.db) as asserter:1722            wp = with_polymorphic(Person, "*")...

st_create_session.py

Source:st_create_session.py

...5import random6import nfs4lib7import threading8from rpc import RPCAcceptError, GARBAGE_ARGS9def create_session(c, clientid, sequenceid, cred=None, flags=0):10    """Send a simple CREATE_SESSION"""11    chan_attrs = channel_attrs4(0,8192,8192,8192,128,8,[])12    res = c.compound([op.create_session(clientid, sequenceid, flags,13                                        chan_attrs, chan_attrs,14                                        123, [])], cred)15    return res16###############################################17def testSupported1(t, env):18    """Do a simple CREATE_SESSION19    FLAGS: create_session all20    CODE: CSESS121    """22    c = env.c1.new_client(env.testname(t))23    sess = c.create_session()24def testSupported2(t, env):25    """Do a CREATE_SESSION after a SEQUENCE (for same client)26    FLAGS: create_session all27    CODE: CSESS228    """29    c1 = env.c1.new_client(env.testname(t))30    sess1 = c1.create_session()31    # Create second session32    chan_attrs = channel_attrs4(0,8192,8192,8192,128,8,[])33    sec = [callback_sec_parms4(0)]34    cs_op = op.create_session(c1.clientid, c1.seqid, 0,35                              chan_attrs, chan_attrs, c1.c.prog, sec)36    res = sess1.compound([cs_op])37    check(res)38    sess2 = c1._add_session(res.resarray[-1])39    # Now make sure sess2 works40    res = sess2.compound([op.putrootfh()])41    check(res)42    43def testSupported2b(t, env):44    """Do a CREATE_SESSION after a SEQUENCE (for different client)45    FLAGS: create_session all46    CODE: CSESS2b47    """48    c1 = env.c1.new_client("%s_1" % env.testname(t))49    c2 = env.c1.new_client("%s_2" % env.testname(t))50    sess1 = c1.create_session()51    # Create second session52    chan_attrs = channel_attrs4(0,8192,8192,8192,128,8,[])53    sec = [callback_sec_parms4(0)]54    cs_op = op.create_session(c2.clientid, c2.seqid, 0,55                              chan_attrs, chan_attrs, c2.c.prog, sec)56    res = sess1.compound([cs_op])57    check(res)58    sess2 = c2._add_session(res.resarray[-1])59    # Now make sure sess2 works60    res = sess2.compound([op.putrootfh()])61    check(res)62    63def testNoExchange(t, env):64    """Send CREATE_SESSION when server has no record of clientid65    FLAGS: create_session all66    CODE: CSESS367    """68    c = env.c169    # NOTE no real way to guarantee this will not collide with previously70    # seen clientid, but odds are pretty low.71    cid = random.randint(0, 2**64 - 1)72    res = create_session(c, cid, 256)73    check(res, NFS4ERR_STALE_CLIENTID)74def testContrivedReplay(t, env):75    """Server is supposed to create a contrived replay result76    FLAGS: create_session all77    CODE: CSESS478    """79    c = env.c1.new_client(env.testname(t))80    # CREATE_SESSION81    res = create_session(c.c, c.clientid,82                         nfs4lib.dec_u32(c.seqid))83    check(res, NFS4ERR_SEQ_MISORDERED)84def testReplay1(t, env):85    """Replay a successful CREATE_SESSION86    87    FLAGS: create_session all88    CODE: CSESS589    """90    c = env.c1.new_client(env.testname(t))91    # CREATE_SESSION92    res1 = create_session(c.c, c.clientid, c.seqid)93    check(res1)94    # REPLAY95    res2 = create_session(c.c, c.clientid, c.seqid)96    check(res2)97    # Test results are equal (ignoring tags)98    res1.tag = res2.tag = ""99    if not nfs4lib.test_equal(res1, res2):100        fail("Replay results not equal")101def testReplay1a(t, env):102    """Replay a successful CREATE_SESSION with a SEQUENCE from a different session103    FLAGS: create_session all104    CODE: CSESS5a105    """106    c = env.c1.new_client(env.testname(t))107    # CREATE_SESSION108    sess1 = c.create_session()109    # another CREATE_SESSION110    c.seqid = 2111    chan_attrs = channel_attrs4(0,8192,8192,8192,128,8,[])112    sec = [callback_sec_parms4(0)]113    res1 = create_session(c.c, c.clientid, c.seqid)114    check(res1)115    # REPLAY first CREATE_SESSION with SEQUENCE from 2nd session116    cs_op = op.create_session(c.clientid, c.seqid, 0,117                              chan_attrs, chan_attrs, c.c.prog, sec)118    res2 = sess1.compound([cs_op])119    check(res2)120    # Test results are equal (ignoring tags)121    res1.tag = res2.tag = ""122    if not nfs4lib.test_equal(res1, res2):123        fail("Replay results not equal")124def testReplay1b(t, env):125    """Replay a successful SEQUENCE:CREATE_SESSION without a preceeding SEQUENCE126    FLAGS: create_session all127    CODE: CSESS5b128    """129    c = env.c1.new_client(env.testname(t))130    # CREATE_SESSION131    sess1 = c.create_session()132    # another CREATE_SESSION with SEQUENCE from first session133    c.seqid = 2134    chan_attrs = channel_attrs4(0,8192,8192,8192,128,8,[])135    sec = [callback_sec_parms4(0)]136    cs_op = op.create_session(c.clientid, c.seqid, 0,137                              chan_attrs, chan_attrs, c.c.prog, sec)138    res1 = sess1.compound([cs_op])139    check(res1)140    # REPLAY second CREATE_SESSION without SEQUENCE141    res2 = create_session(c.c, c.clientid, c.seqid)142    check(res2)143    # Test results are equal (ignoring tags)144    res1.tag = res2.tag = ""145    if not nfs4lib.test_equal(res1, res2):146        fail("Replay results not equal")147def testReplay2(t, env):148    """Replay a unsuccessful CREATE_SESSION149    150    FLAGS: create_session all151    DEPEND: CSESS9152    CODE: CSESS6153    """154    c = env.c1.new_client(env.testname(t), cred=env.cred1)155    res1 = create_session(c.c, c.clientid, c.seqid, cred=env.cred2)156    check(res1, NFS4ERR_CLID_INUSE)157    # REPLAY158    res2 = create_session(c.c, c.clientid, c.seqid, cred=env.cred2)159    check(res2, NFS4ERR_CLID_INUSE)160    # Test results are equal (ignoring tags)161    res1.tag = res2.tag = ""162    if not nfs4lib.test_equal(res1, res2):163        fail("Replay results not equal")164def testBadSeqnum1(t, env):165    """Send too large seqnum166    167    FLAGS: create_session all168    CODE: CSESS7169    """170    c = env.c1.new_client(env.testname(t))171    res1 = create_session(c.c, c.clientid, c.seqid)172    check(res1)173    # REPLAY174    badseqid = nfs4lib.inc_u32(nfs4lib.inc_u32(c.seqid))175    res2 = create_session(c.c, c.clientid, badseqid)176    check(res2, NFS4ERR_SEQ_MISORDERED)177def testBadSeqnum2(t, env):178    """Send too small seqnum179    180    FLAGS: create_session all181    CODE: CSESS8182    """183    c = env.c1.new_client(env.testname(t))184    res1 = create_session(c.c, c.clientid, c.seqid)185    check(res1)186    # REPLAY187    badseqid = nfs4lib.dec_u32(c.seqid)188    res2 = create_session(c.c, c.clientid, badseqid)189    check(res2, NFS4ERR_SEQ_MISORDERED)190def testPrincipalCollision1(t, env):191    """Change of principal before confirmation is bad192    193    FLAGS: create_session all194    CODE: CSESS9195    """196    c = env.c1.new_client(env.testname(t), cred=env.cred1)197    res = create_session(c.c, c.clientid, c.seqid, cred=env.cred2)198    check(res, NFS4ERR_CLID_INUSE)199def testPrincipalCollision2(t, env):200    """Change of principal after confirmation is good201    202    FLAGS: create_session all203    CODE: CSESS10204    """205    c = env.c1.new_client(env.testname(t), cred=env.cred1)206    res1 = create_session(c.c, c.clientid, c.seqid, cred=env.cred1)207    check(res1)208    csr = res1.resarray[0]209    res2 = create_session(c.c, c.clientid, csr.csr_sequence,210                          cred=env.cred2)211    check(res2)212def testBadFlag(t, env):213    """Use invalid flag bits214    FLAGS: create_session all215    CODE: CSESS15216    """217    c = env.c1.new_client(env.testname(t))218    res = create_session(c.c, c.clientid, c.seqid, flags = 0xf)219    # XXX Where is this required?  What about ignoring bits?220    check(res, NFS4ERR_INVAL)221def testCbSecParms(t, env):222    """Send each type of security parameter223    NOTE this is a bit strange, no one would really send mixture224    FLAGS: create_session all225    CODE: CSESS16226    """227    sec = [callback_sec_parms4(AUTH_NONE),228           callback_sec_parms4(AUTH_SYS, cbsp_sys_cred=authsys_parms(5, "Random machine name", 7, 11, [13, 17, 19, 23, 29])),229           callback_sec_parms4(RPCSEC_GSS, cbsp_gss_handles=gss_cb_handles4(RPC_GSS_SVC_PRIVACY, "Handle from server", "Client handle")),230           ]231                               232    c1 = env.c1.new_client(env.testname(t))233    sess1 = c1.create_session(sec=sec)234def testCbSecParmsDec(t, env):235    """A decode problem was found at NFS server236       (wrong index used in inner loop).237       http://marc.info/?l=linux-kernel&m=129961996327640&w=2238    FLAGS: create_session all239    CODE: CSESS16a240    """241    sec = [callback_sec_parms4(AUTH_NONE),242           callback_sec_parms4(RPCSEC_GSS, cbsp_gss_handles=gss_cb_handles4(RPC_GSS_SVC_PRIVACY, "Handle from server", "Client handle")),243           callback_sec_parms4(AUTH_SYS, cbsp_sys_cred=authsys_parms(5, "Random machine name", 7, 11, [])),244           ]245    c1 = env.c1.new_client(env.testname(t))246    sess1 = c1.create_session(sec=sec)247def testRdmaArray0(t, env):248    """Test 0 length rdma arrays249    FLAGS: create_session all250    CODE: CSESS17251    """252    c1 = env.c1.new_client(env.testname(t))253    chan_attrs = channel_attrs4(0, 8192,8192,8192,128,8,[])254    sess1 = c1.create_session(fore_attrs=chan_attrs,255                              back_attrs=chan_attrs)256def testRdmaArray1(t, env):257    """Test length 1 rdma arrays258    FLAGS: create_session all259    CODE: CSESS18260    """261    c1 = env.c1.new_client(env.testname(t))262    chan_attrs = channel_attrs4(0,8192,8192,8192,128,8,[57])263    sess1 = c1.create_session(fore_attrs=chan_attrs,264                              back_attrs=chan_attrs)265def testRdmaArray2(t, env):266    """Test length 2 rdma arrays267    FLAGS: create_session all268    CODE: CSESS19269    """270    c = env.c1.new_client(env.testname(t))271    chan_attrs = channel_attrs4(0,8192,8192,8192,128,8,[13, 57])272    ops = [op.create_session(c.clientid, c.seqid, 0,273                             chan_attrs, chan_attrs,274                             c.c.prog, [])]275    c = c.c276    xid = c.compound_async(ops, checks=False)277    try:278        res = c.listen(xid)279        print res280    except RPCAcceptError, e:281        if e.stat == GARBAGE_ARGS:282            # Legitimate return283            return284        else:285            raise286    check(res, NFS4ERR_BADXDR)287def testManyClients(t, env):288    """Create and confirm many clients289    FLAGS: create_session all290    CODE: CSESS200291    """292    N = 10 # number of clients to create293    for i in range(N):294        c = env.c1.new_client("%s_Client_%i" % (env.testname(t), i))295        sess = c.create_session()296        297def testCallbackProgram(t, env):298    """Check server can handle random transient program number299    FLAGS: create_session all300    CODE: CSESS20301    """302    cb_occurred = threading.Event()303    transient = 0x40000004304    def mycheck(prog):305        print "Got call using prog=0x%x" % prog306        cb_occurred.prog = prog307        cb_occurred.set()308    orig = env.c1._check_program309    try:310        env.c1._check_program = mycheck311        c = env.c1.new_client(env.testname(t))312        sess = c.create_session(prog=transient)313        cb_occurred.wait(10)314        if not cb_occurred.isSet():315            fail("No CB_NULL sent")316        if cb_occurred.prog != transient:317            fail("Expected cb progam 0x%x, got 0x%x" %318                 (transient, cb_occurred.prog))319    finally:320        env.c1._check_program = orig321def testCallbackVersion(t, env):322    """Check server sends callback program with a version listed in nfs4client.py323    FLAGS: create_session all324    CODE: CSESS21325    """326    cb_occurred = threading.Event()327    transient = 0x40000000328    def mycheck(low, hi, vers):329        print "Got call using version=%i" % vers330        cb_occurred.low = low331        cb_occurred.hi = hi332        cb_occurred.vers = vers333        cb_occurred.set()334        return (low <= vers <= hi)335    orig = env.c1._check_version336    try:337        env.c1._check_version = mycheck338        c = env.c1.new_client(env.testname(t))339        sess = c.create_session(prog=transient)340        cb_occurred.wait(10)341        if not cb_occurred.isSet():342            fail("No CB_NULL sent")343        if not (cb_occurred.low <= cb_occurred.vers <= cb_occurred.hi):344            fail("Expected cb version between %i and %i, got %i" %345                 (cb_occurred.low, cb_occurred.hi, cb_occurred.vers))346    finally:347        env.c1._check_version = orig348def testMaxreqs(t, env):349    """A CREATE_SESSION with maxreqs too large should return350       a modified value351    FLAGS: create_session all352    CODE: CSESS22353    """354    # Assuming this is too large for any server; increase if necessary:355    # but too huge will eat many memory for replay_cache, be careful!356    TOO_MANY_SLOTS = 500357    c = env.c1.new_client(env.testname(t))358    # CREATE_SESSION with fore_channel = TOO_MANY_SLOTS359    chan_attrs = channel_attrs4(0,8192,8192,8192,128, TOO_MANY_SLOTS, [])360    sess1 = c.create_session(fore_attrs=chan_attrs)361    if nfs4lib.test_equal(sess1.fore_channel.maxrequests,362                          chan_attrs.ca_maxrequests, "count4"):363        fail("Server allows surprisingly large fore_channel maxreqs")364def testNotOnlyOp(t, env):365    """Check for NFS4ERR_NOT_ONLY_OP366    FLAGS: create_session all367    CODE: CSESS23368    """369    c = env.c1.new_client(env.testname(t))370    # CREATE_SESSION with PUT_ROOTFH371    chan_attrs = channel_attrs4(0,8192,8192,8192,128,8,[])372    res = c.c.compound([op.create_session(c.clientid, c.seqid, 0,373                                        chan_attrs, chan_attrs,374                                        123, []), op.putrootfh()], None)375    check(res, NFS4ERR_NOT_ONLY_OP)376def testCsr_sequence(t, env):377    """The corresponding result of csa_sequence is csr_sequence,378       which MUST be equal to csa_sequence.379    FLAGS: create_session all380    CODE: CSESS24381    """382    c = env.c1.new_client(env.testname(t))383    # CREATE_SESSION384    chan_attrs = channel_attrs4(0,8192,8192,8192,128,8,[])385    csa_sequence = c.seqid386    sess1 = c.create_session(fore_attrs=chan_attrs)387    if not nfs4lib.test_equal(sess1.seqid, csa_sequence, "int"):388        fail("Server returns bad csr_sequence which not equal to csa_sequence")389def testTooSmallMaxRS(t, env):390    """If client selects a value for ca_maxresponsesize such that391       a replier on a channel could never send a response,392       server SHOULD return NFS4ERR_TOOSMALL393    FLAGS: create_session all394    CODE: CSESS25395    """396    c = env.c1.new_client(env.testname(t))397    # CREATE_SESSION with too small ca_maxresponsesize398    chan_attrs = channel_attrs4(0,8192,0,8192,128,8,[])399    res = c.c.compound([op.create_session(c.clientid, c.seqid, 0,400                                        chan_attrs, chan_attrs,401                                        123, [])], None)402    check(res, NFS4ERR_TOOSMALL)403def testRepTooBig(t, env):404    """If requester sends a request for which the size of the reply405       would exceed ca_maxresponsesize, the replier will return406       NFS4ERR_REP_TOO_BIG407    FLAGS: create_session all408    CODE: CSESS26409    """410    name = env.testname(t)411    c1 = env.c1.new_client(name)412    # create session with a small ca_maxresponsesize413    chan_attrs = channel_attrs4(0,8192,500,8192,128,8,[])414    sess1 = c1.create_session(fore_attrs=chan_attrs)415    sess1.compound([op.reclaim_complete(FALSE)])416    owner = "owner_%s" % name417    path = sess1.c.homedir + [name]418    res = create_file(sess1, owner, path, access=OPEN4_SHARE_ACCESS_BOTH)419    check(res)420    # write some data to file421    fh = res.resarray[-1].object422    stateid = res.resarray[-2].stateid423    res = sess1.compound([op.putfh(fh), op.write(stateid, 5, FILE_SYNC4, "write test data " * 10)])424    check(res)425    # read data rather than ca_maxresponsesize426    res = sess1.compound([op.putfh(fh), op.read(stateid, 0, 500)])427    check(res, NFS4ERR_REP_TOO_BIG)428def testRepTooBigToCache(t, env):429    """If requester sends a request for which the size of the reply430       would exceed ca_maxresponsesize_cached, the replier will return431       NFS4ERR_REP_TOO_BIG_TO_CACHE432    FLAGS: create_session all433    CODE: CSESS27434    """435    c = env.c1.new_client(env.testname(t))436    # CREATE_SESSION with a small ca_maxresponsesize_cached437    chan_attrs = channel_attrs4(0,8192,8192,10,128,8,[])438    res = c.c.compound([op.create_session(c.clientid, c.seqid, 0,439                                        chan_attrs, chan_attrs,440                                        123, [])], None)441    check(res)442    # SEQUENCE with cache this443    sid = res.resarray[0].csr_sessionid444    res = c.c.compound([op.sequence(sid, 1, 0, 0, True)])...

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