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How to use test_works method in hypothesis

Best Python code snippet using hypothesis

regression_tester.py

Source:regression_tester.py

1#!/usr/bin/env python2"""Tool for checking if patch contains a regression test.3Pass in gerrit review number as parameter, tool will download branch and run4modified tests without bug fix.5"""6import string7import subprocess8import sys9gerrit_number = None10#TODO(jogo) use proper optParser11if len(sys.argv) == 2:12    gerrit_number = sys.argv[1]13else:14    gerrit_number = None15    print ("no gerrit review number specified, running on latest commit"16            "on current branch.")17def run(cmd, fail_ok=False):18    print "running: %s" % cmd19    try:20        rval = subprocess.check_output(cmd, shell=True)21    except subprocess.CalledProcessError:22        if not fail_ok:23            print "The command above terminated with an error."24            sys.exit(1)25        pass26    return rval27test_works = False28if gerrit_number:29    original_branch = run("git rev-parse --abbrev-ref HEAD")30    run("git review -d %s" % gerrit_number)31# run new tests with old code32run("git checkout HEAD^ nova")33run("git checkout HEAD nova/tests")34# identify which tests have changed35tests = run("git whatchanged --format=oneline -1 | grep \"nova/tests\" "36            "| cut -f2").split()37test_list = []38for test in tests:39    test_list.append(string.replace(test[0:-3], '/', '.'))40if test_list == []:41    test_works = False42    expect_failure = ""43else:44    # run new tests, expect them to fail45    expect_failure = run(("tox -epy27 %s 2>&1" % string.join(test_list)),46                         fail_ok=True)47    if "FAILED (id=" in expect_failure:48        test_works = True49# cleanup50run("git checkout HEAD nova")51if gerrit_number:52    new_branch = run("git status | head -1 | cut -d ' ' -f 4")53    run("git checkout %s" % original_branch)54    run("git branch -D %s" % new_branch)55if test_works:56    print expect_failure57    print ""58    print "*******************************"59    print "FOUND a regression test"60else:61    print expect_failure62    print ""63    print "*******************************"64    print "NO regression test"...

test.py

Source:test.py

1import unittest2import petname3import petname.english4class TestAdjective(unittest.TestCase):5	def test_works(self):6		self.assertIn(petname.adjective(), petname.english.adjectives)7	def test_alias(self):8		self.assertIs(petname.adjective, petname.Adjective)9	def test_len(self):10		for l in range(4, 10):11			self.assertLessEqual(len(petname.adjective(l)), l)12class TestAdverb(unittest.TestCase):13	def test_works(self):14		self.assertIn(petname.adverb(), petname.english.adverbs)15	def test_alias(self):16		self.assertIs(petname.adverb, petname.Adverb)17	def test_len(self):18		for l in range(4, 10):19			self.assertLessEqual(len(petname.adverb(l)), l)20class TestName(unittest.TestCase):21	def test_works(self):22		self.assertIn(petname.name(), petname.english.names)23	def test_alias(self):24		self.assertIs(petname.name, petname.Name)25	def test_len(self):26		for l in range(4, 10):27			self.assertLessEqual(len(petname.name(l)), l)28class TestGenerate(unittest.TestCase):29	def test_works(self):30		words = 331		sep = '-'32		name = petname.generate(words, sep)33		self.assertEqual(len(name.split(sep)), words)34	def test_alias(self):35		self.assertIs(petname.generate, petname.Generate)36if __name__ == '__main__':...

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