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How to use get_fetcher method in autotest

Best Python code snippet using autotest_python

test_packages.py

Source:test_packages.py

...822        with PackageFetcher([]) as fetcher:823            tempdir = fetcher.cache.tempdir824            self.assertTrue(os.path.isdir(tempdir))825        self.assertFalse(os.path.exists(tempdir))826    def get_fetcher(self, sources, architecture=None, prefer_label=None):827        fetcher = PackageFetcher(828            [s.sources_entry for s in sources], architecture=architecture,829            prefer_label=prefer_label)830        self.addCleanup(fetcher.cleanup)831        fetcher.prepare()832        return fetcher833    def test_fetch_packages_not_found_because_no_sources(self):834        fetcher = self.get_fetcher([])835        self.assertRaises(KeyError, fetcher.fetch_packages, ["nothere"])836    def test_fetch_packages_not_found_because_not_in_sources(self):837        available_package = DummyFetchedPackage("foo", "1.0")838        source = self.useFixture(AptSourceFixture([available_package]))839        fetcher = self.get_fetcher([source])840        self.assertRaises(KeyError, fetcher.fetch_packages, ["nothere"])841    def test_fetch_packages_not_found_one_of_two_missing(self):842        available_package = DummyFetchedPackage("foo", "1.0")843        source = self.useFixture(AptSourceFixture([available_package]))844        fetcher = self.get_fetcher([source])845        self.assertRaises(846            KeyError, fetcher.fetch_packages, ["foo", "nothere"])847    def test_fetch_packages_fetches_no_packages(self):848        available_package = DummyFetchedPackage("foo", "1.0")849        source = self.useFixture(AptSourceFixture([available_package]))850        fetcher = self.get_fetcher([source])851        self.assertEqual(0, len(fetcher.fetch_packages([])))852    def test_fetch_packages_fetches_single_package(self):853        available_package = DummyFetchedPackage("foo", "1.0")854        source = self.useFixture(AptSourceFixture([available_package]))855        fetcher = self.get_fetcher([source])856        self.assertEqual(1, len(fetcher.fetch_packages(["foo"])))857    def test_fetch_packages_fetches_correct_package(self):858        available_package = DummyFetchedPackage("foo", "1.0")859        source = self.useFixture(AptSourceFixture([available_package]))860        fetcher = self.get_fetcher([source])861        self.assertEqual(862            available_package, fetcher.fetch_packages(["foo"])[0])863    def test_fetch_packages_fetches_preferred_label(self):864        lower_package = DummyFetchedPackage("foo", "1.0")865        higher_package = DummyFetchedPackage("foo", "2.0")866        label_text = 'random-label'867        source1 = self.useFixture(AptSourceFixture([higher_package]))868        source2 = self.useFixture(869            AptSourceFixture([lower_package], label=label_text))870        fetcher = self.get_fetcher(871            [source1, source2], prefer_label=label_text)872        self.assertEqual(873            lower_package, fetcher.fetch_packages(["foo"])[0])874    def test_fetch_packages_fetches_multiple_packages(self):875        available_packages = [876            DummyFetchedPackage("bar", "1.0"),877            DummyFetchedPackage("foo", "1.0"),878        ]879        source = self.useFixture(AptSourceFixture(available_packages))880        fetcher = self.get_fetcher([source])881        self.assertEqual(2, len(fetcher.fetch_packages(["foo", "bar"])))882    def test_fetch_packages_fetches_multiple_packages_correctly(self):883        available_packages = [884            DummyFetchedPackage("foo", "1.0"),885            DummyFetchedPackage("bar", "1.0"),886        ]887        source = self.useFixture(AptSourceFixture(available_packages))888        fetcher = self.get_fetcher([source])889        fetched = fetcher.fetch_packages(["foo", "bar"])890        self.assertEqual(available_packages[0], fetched[0])891        self.assertEqual(available_packages[1], fetched[1])892    def test_fetch_packages_fetches_newest(self):893        available_packages = [894            DummyFetchedPackage("bar", "1.0"),895            DummyFetchedPackage("bar", "1.1"),896        ]897        source = self.useFixture(AptSourceFixture(available_packages))898        fetcher = self.get_fetcher([source])899        fetched = fetcher.fetch_packages(["bar"])900        self.assertEqual(available_packages[1], fetched[0])901    def test_fetch_packages_fetches_newest_from_multiple_sources(self):902        old_source_packages = [DummyFetchedPackage("bar", "1.0")]903        new_source_packages = [DummyFetchedPackage("bar", "1.1")]904        old_source = self.useFixture(AptSourceFixture(old_source_packages))905        new_source = self.useFixture(AptSourceFixture(new_source_packages))906        fetcher = self.get_fetcher([old_source, new_source])907        fetched = fetcher.fetch_packages(["bar"])908        self.assertEqual(new_source_packages[0], fetched[0])909    def test_fetch_packages_records_correct_architecture(self):910        available_package = DummyFetchedPackage(911            "foo", "1.0", architecture="nonexistant")912        source = self.useFixture(AptSourceFixture([available_package]))913        fetcher = self.get_fetcher([source], architecture="nonexistant")914        self.assertEqual(915            "nonexistant", fetcher.fetch_packages(["foo"])[0].architecture)916    def test_fetch_packages_fetches_from_correct_architecture(self):917        wanted_package = DummyFetchedPackage(918            "foo", "1.0", architecture="arch1")919        unwanted_package = DummyFetchedPackage(920            "foo", "1.1", architecture="arch2")921        source = self.useFixture(922            AptSourceFixture([wanted_package, unwanted_package]))923        fetcher = self.get_fetcher([source], architecture="arch1")924        self.assertEqual(925            wanted_package, fetcher.fetch_packages(["foo"])[0])926    def test_fetch_packages_fetches_with_relationships(self):927        depends = "foo"928        pre_depends = "bar (>= 1.0)"929        conflicts = "baz | zap"930        recommends = "zing, zang"931        dependency_packages = [932            DummyFetchedPackage("foo", "1.0"),933            DummyFetchedPackage("bar", "1.0"),934            DummyFetchedPackage("baz", "1.0"),935            DummyFetchedPackage("zap", "1.0"),936            DummyFetchedPackage("zing", "1.0"),937            DummyFetchedPackage("zang", "1.0"),938        ]939        wanted_package = DummyFetchedPackage(940            "top", "1.0", depends=depends, pre_depends=pre_depends,941            conflicts=conflicts, recommends=recommends)942        source = self.useFixture(943            AptSourceFixture([wanted_package] + dependency_packages))944        fetcher = self.get_fetcher([source])945        self.assertIn(946            wanted_package, fetcher.fetch_packages(["top"]))947    def test_fetch_packages_download_content_False_doesnt_set_content(self):948        available_package = DummyFetchedPackage("foo", "1.0")949        source = self.useFixture(AptSourceFixture([available_package]))950        fetcher = self.get_fetcher([source])951        fetched_package = fetcher.fetch_packages(952            ["foo"], download_content=False)[0]953        self.assertIs(None, fetched_package.content)954    def test_fetches_dependencies(self):955        wanted_package1 = DummyFetchedPackage("foo", "1.0", depends="bar")956        wanted_package2 = DummyFetchedPackage("bar", "1.0")957        source = self.useFixture(958            AptSourceFixture([wanted_package1, wanted_package2]))959        fetcher = self.get_fetcher([source])960        self.assertEqual(961            [wanted_package1, wanted_package2],962            fetcher.fetch_packages(["foo"]))963    def test_fetches_recommends(self):964        wanted_package1 = DummyFetchedPackage("foo", "1.0", recommends="bar")965        wanted_package2 = DummyFetchedPackage("bar", "1.0")966        source = self.useFixture(967            AptSourceFixture([wanted_package1, wanted_package2]))968        fetcher = self.get_fetcher([source])969        self.assertEqual(970            [wanted_package1, wanted_package2],971            fetcher.fetch_packages(["foo"]))972    def test_broken_dependencies(self):973        wanted_package = DummyFetchedPackage("foo", "1.0", depends="bar")974        source = self.useFixture(AptSourceFixture([wanted_package]))975        fetcher = self.get_fetcher([source])976        e = self.assertRaises(977            DependencyNotSatisfied, fetcher.fetch_packages, ["foo"])978        self.assertEqual(979            "Unable to satisfy dependencies of foo", str(e))980    def test_fetch_packages_leaves_no_marked_changes(self):981        wanted_package = DummyFetchedPackage("foo", "1.0")982        source = self.useFixture(AptSourceFixture([wanted_package]))983        fetcher = self.get_fetcher([source])984        fetcher.fetch_packages(["foo"])985        self.assertEqual([], list(fetcher.cache.cache.get_changes()))986    def test_fetch_packages_without_content_leaves_no_marked_changes(self):987        wanted_package = DummyFetchedPackage("foo", "1.0")988        source = self.useFixture(AptSourceFixture([wanted_package]))989        fetcher = self.get_fetcher([source])990        fetcher.fetch_packages(["foo"], download_content=False)991        self.assertEqual([], list(fetcher.cache.cache.get_changes()))992    def test_fetch_packages_can_remove_package(self):993        """Check that removed packages aren't included in the hwpack994        When installing the hwpack would cause an "assume-installed" package995        to be removed the hwpack shouldn't contain that package.996        """997        wanted_package = DummyFetchedPackage(998            "foo", "1.0", conflicts="provided", provides="provided",999            depends="zoo", replaces="provided")1000        top_package = DummyFetchedPackage(1001            "top", "1.0", recommends="bar, baz")1002        dep_package = DummyFetchedPackage(1003            "bar", "1.0", depends="baz")1004        conflict_package = DummyFetchedPackage(1005            "baz", "1.0", recommends="bar", provides="provided",1006            conflicts="provided", replaces="provided")1007        extra_package = DummyFetchedPackage("zoo", "1.0")1008        source = self.useFixture(AptSourceFixture(1009            [wanted_package, dep_package, conflict_package, extra_package,1010                top_package]))1011        fetcher = self.get_fetcher([source])1012        fetcher.ignore_packages(["top"])1013        fetched = fetcher.fetch_packages(["foo"])1014        self.assertEqual([wanted_package, extra_package], fetched)1015    def test_ignore_with_provides(self):1016        ignored_package = DummyFetchedPackage(1017            "ubuntu-minimal", "1.0", depends="apt-utils")1018        middle_package = DummyFetchedPackage(1019            "apt-utils", "1.0", depends="libapt-pkg")1020        provides_package = DummyFetchedPackage(1021            "apt", "1.0", provides="libapt-pkg", replaces="someotherpackage")1022        source = self.useFixture(1023            AptSourceFixture(1024                [ignored_package, middle_package, provides_package]))1025        fetcher = self.get_fetcher([source])1026        fetcher.ignore_packages(["ubuntu-minimal"])1027    def test_download_content_False_fetches_no_dependencies(self):1028        wanted_package1 = DummyFetchedPackage("foo", "1.0", depends="bar")1029        wanted_package2 = DummyFetchedPackage("bar", "1.0")1030        source = self.useFixture(1031            AptSourceFixture([wanted_package1, wanted_package2]))1032        fetcher = self.get_fetcher([source])1033        self.assertEqual(1034            1, len(fetcher.fetch_packages(["foo"], download_content=False)))1035    def test_ignore_packages(self):1036        wanted_package = DummyFetchedPackage("foo", "1.0", depends="bar")1037        ignored_package = DummyFetchedPackage("bar", "1.0")1038        source = self.useFixture(1039            AptSourceFixture([wanted_package, ignored_package]))1040        fetcher = self.get_fetcher([source])1041        fetcher.ignore_packages(["bar"])1042        self.assertEqual(1043            [wanted_package], fetcher.fetch_packages(["foo"]))1044    def test_ignore_dependency_of_ignored(self):1045        wanted_package = DummyFetchedPackage("foo", "1.0", depends="baz")1046        ignored_package = DummyFetchedPackage("bar", "1.0", depends="baz")1047        dependency = DummyFetchedPackage("baz", "1.0")1048        source = self.useFixture(1049            AptSourceFixture([wanted_package, ignored_package, dependency]))1050        fetcher = self.get_fetcher([source])1051        fetcher.ignore_packages(["bar"])1052        self.assertEqual(1053            [wanted_package], fetcher.fetch_packages(["foo"]))1054    def test_ignore_unknown_package(self):1055        source = self.useFixture(AptSourceFixture([]))1056        fetcher = self.get_fetcher([source])1057        self.assertRaises(KeyError, fetcher.ignore_packages, ["unknown"])1058    def test_ignore_cant_satisfy_depenencies(self):1059        wanted_package = DummyFetchedPackage("foo", "1.0", depends="bar")1060        source = self.useFixture(AptSourceFixture([wanted_package]))1061        fetcher = self.get_fetcher([source])1062        e = self.assertRaises(1063            DependencyNotSatisfied, fetcher.ignore_packages, ["foo"])1064        self.assertEqual(1065            "Unable to satisfy dependencies of foo", str(e))1066    def test_ignored_arent_fetched_even_if_explicitly_requested(self):1067        wanted_package = DummyFetchedPackage("foo", "1.0")1068        source = self.useFixture(1069            AptSourceFixture([wanted_package]))1070        fetcher = self.get_fetcher([source])1071        fetcher.ignore_packages(["foo"])1072        self.assertEqual(1073            [], fetcher.fetch_packages(["foo"]))1074    def test_no_metadata_for_ignored_even_if_explicitly_requested(self):1075        wanted_package = DummyFetchedPackage("foo", "1.0")1076        source = self.useFixture(1077            AptSourceFixture([wanted_package]))1078        fetcher = self.get_fetcher([source])1079        fetcher.ignore_packages(["foo"])1080        self.assertEqual(1081            [], fetcher.fetch_packages(["foo"], download_content=False))1082    def test_ignore_is_cumulative(self):1083        package1 = DummyFetchedPackage("foo", "1.0")1084        package2 = DummyFetchedPackage("bar", "1.0")1085        source = self.useFixture(1086            AptSourceFixture([package1, package2]))1087        fetcher = self.get_fetcher([source])1088        fetcher.ignore_packages(["foo"])1089        fetcher.ignore_packages(["bar"])1090        self.assertEqual(1091            [],1092            fetcher.fetch_packages(["foo", "bar"], download_content=False))1093    def test_ignore_leaves_no_marked_changes(self):1094        package1 = DummyFetchedPackage("foo", "1.0")1095        source = self.useFixture(AptSourceFixture([package1]))1096        fetcher = self.get_fetcher([source])1097        fetcher.ignore_packages(["foo"])1098        self.assertEqual(1099            [],...

Migrator.py

Source:Migrator.py

...8    config = None9    fetcher = None10    def __init__(self, config):11        self.config = config12        self.get_fetcher()13    def fetch_data(self, endpoint):14        response = self.get_fetcher().fetch('_'.join((endpoint, self.get_fetcher().list_action)))15        return response16    def get_fetcher(self):17        if self.fetcher is None:18            self.fetcher = Fetcher.Fetcher(self.config)19        return self.fetcher20    def migrate(self):21        migration_dir = self.migration_dir_prefix+"_"+datetime.datetime.now().strftime("%Y-%m-%d")22        if os.path.exists(migration_dir) is False:23            os.mkdir(migration_dir)24        for datatype in self.get_fetcher().datatypes:25            # maybe write handler for unfinished migrations..26            f = self.init_file(migration_dir+"/"+datatype+"_"+self.fetcher.list_action)27            f.write(json.dumps(self.get_fetcher().get_request('_'.join((datatype, self.get_fetcher().list_action)))))28            f.close()29            mapper = getattr(mappers, self.fetcher.datatypes[datatype]['class'])(self.config, datatype)30            mapper.set_migration_dir(migration_dir)31            mapper.set_endpoint(datatype)32            mapper.process_data(self.get_fetcher().list_action)33    def init_file(self, path):34        if os.path.exists(path):35            os.remove(path)36        f = open(path, "w")...

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