Best Python code snippet using green
test_prompts.py
Source:test_prompts.py  
...12pytestmark = pytest.mark.skipif(13    sys.version_info < (3, 6), reason="requires python3.6 or higher"14)15# monkeypatch for isatty fails on 2.x, no time to figure it out16def notisatty():17    """Mock for tty."""18    return False19def isatty():20    """Mock for tty."""21    return True22def test_stdout_isatty(capsys):23    """Test stdout is a tty."""24    with capsys.disabled():25        assert pytan3.utils.prompts.isatty(sys.stdout) is True26    assert pytan3.utils.prompts.isatty(six.StringIO()) is False27def test_stream_isnotatty(capsys):28    """Test stream is not a tty."""29    assert pytan3.utils.prompts.isatty(six.StringIO()) is False30def test_stream_name(capsys):31    """Test stream name outputs proper str."""32    assert pytan3.utils.prompts.stream_name(six.StringIO()) == "StringIO"33    with capsys.disabled():34        assert pytan3.utils.prompts.stream_name(sys.stderr) == "<stderr>"35def test_str_repr():36    """Test stream name outputs proper str."""37    promptness = pytan3.utils.prompts.Promptness()38    assert "input=" in format(promptness)39    assert "output=" in format(promptness)40    assert "input=" in repr(promptness)41    assert "output=" in repr(promptness)42def test_prompt_notty_stderr(monkeypatch):43    """Test exc thrown when stderr is not a tty."""...test_isatty.py
Source:test_isatty.py  
1import test.test_support, unittest2import os, popen2, subprocess, sys3def test_isatty(label, thingy):4    os_isatty = os.isatty(thingy.fileno())5    thingy_isatty = thingy.isatty()6    if 'in' in label: expected = stdin_isatty7    elif 'out' in label: expected = stdout_isatty8    elif 'err' in label: expected = stderr_isatty9    else: expected = False10    print '%11s: os.isatty=%.1s | .isatty=%.1s | expected=%.1s' % \11        (label, os_isatty, thingy_isatty, expected)12    assert expected == os_isatty == thingy_isatty, \13        'expected isatty would return %s on %s' % (expected, label)14def test_int_isatty(fd, expected):15    os_isatty = os.isatty(fd)16    print '%11s: os.isatty=%.1s | expected=%.1s' % \17        ('fd %d' % fd, os_isatty, expected)18    assert expected == os_isatty19def test_file_isatty(name):20    if not os.path.exists(name):21        return22    try:23        test_isatty(name, file(name))24    except IOError, e:25        print e # XXX Jython prints 'no such file or directory' - probably26                # 'permission denied' but Java doesn't understand?27def args_list(*args):28    return [sys.executable, __file__] + map(str, args)29class IsattyTest(unittest.TestCase):30    def check_call(self, *args, **kw):31        self.assertEqual(subprocess.check_call(args_list(*args), **kw), 0)32    def test_isatty(self):33        if os.name == 'java': # Jython doesn't allocate ptys here34            self.check_call(False, False, False)35            # XXX not sure how to test anything else36        else:37            self.check_call(True, True, True)38            self.check_call(False, True, True, stdin=subprocess.PIPE)39            self.check_call(True, False, True, stdout=subprocess.PIPE)40            self.check_call(True, True, False, stderr=subprocess.PIPE)41if __name__ == '__main__':42    if len(sys.argv) != 4:43        test.test_support.run_unittest(IsattyTest)44        sys.exit(0)45    stdin_isatty, stdout_isatty, stderr_isatty = map(lambda x: x == 'True',46                                                     sys.argv[1:])47    test_isatty('stdin',  sys.stdin)48    test_isatty('stdout', sys.stdout)49    test_isatty('stderr', sys.stderr)50    test_int_isatty(0, stdin_isatty)51    test_int_isatty(1, stdout_isatty)52    test_int_isatty(2, stderr_isatty)53    test_file_isatty('/dev/stdin')54    test_file_isatty('/dev/stdout')55    test_file_isatty('/dev/stderr')56    try:57        from java.lang import System58        test_isatty('System.in', file(getattr(System, 'in')))59        test_isatty('System.out', file(System.out, 'w'))60        test_isatty('System.err', file(System.err, 'w'))61        from java.io import FileDescriptor, FileInputStream, FileOutputStream62        fd_in = getattr(FileDescriptor, 'in')63        fd_out = FileDescriptor.out64        fd_err = FileDescriptor.err65        test_isatty('FIS(FD.in)', file(FileInputStream(fd_in)))66        test_isatty('FOS(FD.out)', file(FileOutputStream(fd_out)))67        test_isatty('FOS(FD.err)', file(FileOutputStream(fd_err)))68    except ImportError:69        pass70    test_file_isatty('/dev/null')...Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
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