test failure mypy af7e834

gistfile1.txt

====================================================== FAILURES =======================================================
______________________________________________ TestPEP561.test_typed_pkg ______________________________________________
[gw1] linux -- Python 3.6.2 /home/machinalis/.virtualenvs/mypy-dev/bin/python3

self = <mypy.test.testpep561.TestPEP561 testMethod=test_typed_pkg>

    def test_typed_pkg(self) -> None:
        """Tests type checking based on installed packages.
    
            This test CANNOT be split up, concurrency means that simultaneously
            installing/uninstalling will break tests.
            """
        test_file = 'simple.py'
        if not os.path.isdir('test-packages-data'):
            os.mkdir('test-packages-data')
        old_cwd = os.getcwd()
        os.chdir('test-packages-data')
        with open(test_file, 'w') as f:
            f.write(SIMPLE_PROGRAM)
        try:
            with self.install_package('typedpkg-stubs'):
                check_mypy_run(
                    [test_file],
                    "simple.py:4: error: Revealed type is 'builtins.list[builtins.str]'\n"
                )
    
            # The Python 2 tests are intentionally placed after a Python 3 test to check
            # the package_dir_cache is behaving correctly.
            python2 = try_find_python2_interpreter()
            if python2:
                with self.install_package('typedpkg-stubs', python2):
                    check_mypy_run(
                        ['--python-executable={}'.format(python2), test_file],
                        "simple.py:4: error: Revealed type is 'builtins.list[builtins.str]'\n"
                    )
                with self.install_package('typedpkg', python2):
                    check_mypy_run(
                        ['--python-executable={}'.format(python2), 'simple.py'],
                        "simple.py:4: error: Revealed type is 'builtins.tuple[builtins.str]'\n"
                    )
    
                with self.install_package('typedpkg', python2):
                    with self.install_package('typedpkg-stubs', python2):
                        check_mypy_run(
                            ['--python-executable={}'.format(python2), test_file],
                            "simple.py:4: error: Revealed type is 'builtins.list[builtins.str]'\n"
                        )
    
            with self.install_package('typedpkg'):
                check_mypy_run(
                    [test_file],
>                   "simple.py:4: error: Revealed type is 'builtins.tuple[builtins.str]'\n"
                )

mypy/test/testpep561.py:103: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

cmd_line = ['simple.py'], expected_out = "simple.py:4: error: Revealed type is 'builtins.tuple[builtins.str]'\n"
expected_err = '', expected_returncode = 1

    def check_mypy_run(cmd_line: List[str],
                       expected_out: str,
                       expected_err: str = '',
                       expected_returncode: int = 1) -> None:
        """Helper to run mypy and check the output."""
        out, err, returncode = mypy.api.run(cmd_line)
>       assert out == expected_out, err
E       AssertionError: 
E       assert "simple.py:4:...ltins.str]'\n" == "simple.py:4: ...ltins.str]'\n"
E         Skipping 37 identical leading characters in diff, use -v to show
E         - 'builtins.list[builtins.str]'
E         ?            ^^^
E         + 'builtins.tuple[builtins.str]'
E         ?           +++ ^

mypy/test/testpep561.py:27: AssertionError
============================================== 1 failed in 26.85 seconds ==============================================