test_commands.py 文件源码

def test_custom_primary_command(create_project, run):
    """Test creating a command that overwrites the primary command."""
    usage = '''
        Usage: hello [--name <name>]

        Options:
          --name <name>  The name to print [default: world].
        '''
    with create_project('''
        def hello(name):
            """{usage}"""
            print('Hello, {{name}}!'.format(name=name))
    '''.format(usage=usage)):
        assert run('hello --name everyone') == 'Hello, everyone!\n'
        assert run('hello') == 'Hello, world!\n'
        assert inspect.cleandoc(run('hello -h')) == inspect.cleandoc(usage)