示例#1
0
    def test_help_group_children(self):
        app = Application(Configuration([]))
        def test_handler():
            pass
        def test_handler2():
            pass

        command = CliCommand('group1 group3 n1', test_handler)
        command.add_argument('foobar', '--foobar', '-fb', required=False)
        command.add_argument('foobar2', '--foobar2', '-fb2', required=True)

        command2 = CliCommand('group1 group2 n1', test_handler2)
        command2.add_argument('foobar', '--foobar', '-fb', required=False)
        command2.add_argument('foobar2', '--foobar2', '-fb2', required=True)

        cmd_table = {'group1 group3 n1': command, 'group1 group2 n1': command2}

        config = Configuration([])
        config.get_command_table = lambda: cmd_table
        app = Application(config)

        with self.assertRaises(SystemExit):
            app.execute('group1 -h'.split())
        s = '\nGroup\n    az group1\n\nSubgroups:\n    group2\n    group3\n\n'
        self.assertEqual(s, io.getvalue())
示例#2
0
    def test_help_with_param_specified(self, _):
        app = Application(Configuration([]))
        def test_handler():
            pass

        command = CliCommand('n1', test_handler)
        command.add_argument('arg', '--arg', '-a', required=False)
        command.add_argument('b', '-b', required=False)
        cmd_table = {'n1': command}

        config = Configuration([])
        config.get_command_table = lambda: cmd_table
        app = Application(config)

        with self.assertRaises(SystemExit):
            app.execute('n1 --arg foo -h'.split())

        s = """
Command
    az n1

Arguments
    --arg -a
    -b

Global Arguments
    --help -h: Show this help message and exit.
"""

        self.assertEqual(s, io.getvalue())
示例#3
0
    def test_help_group_children(self):
        app = Application(Configuration([]))

        def test_handler():
            pass

        def test_handler2():
            pass

        command = CliCommand('group1 group3 n1', test_handler)
        command.add_argument('foobar', '--foobar', '-fb', required=False)
        command.add_argument('foobar2', '--foobar2', '-fb2', required=True)

        command2 = CliCommand('group1 group2 n1', test_handler2)
        command2.add_argument('foobar', '--foobar', '-fb', required=False)
        command2.add_argument('foobar2', '--foobar2', '-fb2', required=True)

        cmd_table = {'group1 group3 n1': command, 'group1 group2 n1': command2}

        config = Configuration([])
        config.get_command_table = lambda: cmd_table
        app = Application(config)

        with self.assertRaises(SystemExit):
            app.execute('group1 -h'.split())
        s = '\nGroup\n    az group1\n\nSubgroups:\n    group2\n    group3\n\n'
        self.assertEqual(s, io.getvalue())
示例#4
0
    def test_help_with_param_specified(self, _):
        app = Application(Configuration([]))

        def test_handler():
            pass

        command = CliCommand('n1', test_handler)
        command.add_argument('arg', '--arg', '-a', required=False)
        command.add_argument('b', '-b', required=False)
        cmd_table = {'n1': command}

        config = Configuration([])
        config.get_command_table = lambda: cmd_table
        app = Application(config)

        with self.assertRaises(SystemExit):
            app.execute('n1 --arg foo -h'.split())

        s = """
Command
    az n1

Arguments
    --arg -a
    -b

Global Arguments
    --help -h: Show this help message and exit.
"""

        self.assertEqual(s, io.getvalue())
示例#5
0
    def test_list_value_parameter(self):
        hellos = []

        def handler(args):
            hellos.append(args)

        command = CliCommand('test command', handler)
        command.add_argument('hello',
                             '--hello',
                             nargs='+',
                             action=IterateAction)
        command.add_argument('something', '--something')
        cmd_table = {'test command': command}

        argv = 'az test command --hello world sir --something else'.split()
        config = Configuration(argv)
        config.get_command_table = lambda: cmd_table
        application = Application(config)
        application.execute(argv[1:])

        self.assertEqual(2, len(hellos))
        self.assertEqual(hellos[0]['hello'], 'world')
        self.assertEqual(hellos[0]['something'], 'else')
        self.assertEqual(hellos[1]['hello'], 'sir')
        self.assertEqual(hellos[1]['something'], 'else')
示例#6
0
    def test_help_params_documentations(self, _):
        app = Application(Configuration([]))

        def test_handler():
            pass

        command = CliCommand('n1', test_handler)
        command.add_argument('foobar', '--foobar', '-fb', required=False)
        command.add_argument('foobar2', '--foobar2', '-fb2', required=True)
        command.add_argument('foobar3',
                             '--foobar3',
                             '-fb3',
                             required=False,
                             help='the foobar3')
        command.help = """
            parameters: 
                - name: --foobar -fb
                  type: string
                  required: false
                  short-summary: one line partial sentence
                  long-summary: text, markdown, etc.
                  populator-commands: 
                    - az vm list
                    - default
                - name: --foobar2 -fb2
                  type: string
                  required: true
                  short-summary: one line partial sentence
                  long-summary: paragraph(s)
            """
        cmd_table = {'n1': command}

        config = Configuration([])
        config.get_command_table = lambda: cmd_table
        app = Application(config)

        with self.assertRaises(SystemExit):
            app.execute('n1 -h'.split())
        s = """
Command
    az n1

Arguments
    --foobar2 -fb2 [Required]: One line partial sentence.
        Paragraph(s).

    --foobar -fb             : One line partial sentence.
        Text, markdown, etc.
        Values from: az vm list, default.

    --foobar3 -fb3           : The foobar3.

Global Arguments
    --help -h                : Show this help message and exit.
"""
        self.assertEqual(s, io.getvalue())
示例#7
0
    def test_help_params_documentations(self, _):
        app = Application(Configuration([]))
        def test_handler():
            pass

        command = CliCommand('n1', test_handler)
        command.add_argument('foobar', '--foobar', '-fb', required=False)
        command.add_argument('foobar2', '--foobar2', '-fb2', required=True)
        command.add_argument('foobar3', '--foobar3', '-fb3', required=False, help='the foobar3')
        command.help = """
            parameters: 
                - name: --foobar -fb
                  type: string
                  required: false
                  short-summary: one line partial sentence
                  long-summary: text, markdown, etc.
                  populator-commands: 
                    - az vm list
                    - default
                - name: --foobar2 -fb2
                  type: string
                  required: true
                  short-summary: one line partial sentence
                  long-summary: paragraph(s)
            """
        cmd_table = {'n1': command}

        config = Configuration([])
        config.get_command_table = lambda: cmd_table
        app = Application(config)

        with self.assertRaises(SystemExit):
            app.execute('n1 -h'.split())
        s = """
Command
    az n1

Arguments
    --foobar2 -fb2 [Required]: One line partial sentence.
        Paragraph(s).

    --foobar -fb             : One line partial sentence.
        Text, markdown, etc.
        Values from: az vm list, default.

    --foobar3 -fb3           : The foobar3.

Global Arguments
    --help -h                : Show this help message and exit.
"""
        self.assertEqual(s, io.getvalue())
示例#8
0
    def test_help_global_params(self, mock_register_extensions, _):
        def register_globals(global_group):
            global_group.add_argument(
                '--query2',
                dest='_jmespath_query',
                metavar='JMESPATH',
                help='JMESPath query string. See http://jmespath.org/ '
                'for more information and examples.')

        mock_register_extensions.return_value = None
        mock_register_extensions.side_effect = lambda app: \
            app._event_handlers[app.GLOBAL_PARSER_CREATED].append(register_globals) # pylint: disable=protected-access

        def test_handler():
            pass

        command = CliCommand('n1', test_handler)
        command.add_argument('arg', '--arg', '-a', required=False)
        command.add_argument('b', '-b', required=False)
        command.help = """
            long-summary: |
                line1
                line2
        """
        cmd_table = {'n1': command}

        config = Configuration([])
        config.get_command_table = lambda: cmd_table
        app = Application(config)

        with self.assertRaises(SystemExit):
            app.execute('n1 -h'.split())

        s = """
Command
    az n1
        Line1
        line2.

Arguments
    --arg -a
    -b

Global Arguments
    --help -h: Show this help message and exit.
    --query2 : JMESPath query string. See http://jmespath.org/ for more information and examples.
"""

        self.assertEqual(s, io.getvalue())
示例#9
0
    def test_help_plain_short_description(self):
        def test_handler():
            pass

        command = CliCommand('n1', test_handler, description='the description')
        command.add_argument('arg', '--arg', '-a', required=False)
        command.add_argument('b', '-b', required=False)
        cmd_table = {'n1': command}

        config = Configuration([])
        config.get_command_table = lambda: cmd_table
        app = Application(config)

        with self.assertRaises(SystemExit):
            app.execute('n1 -h'.split())
        self.assertEqual(True, 'n1: The description.' in io.getvalue())
示例#10
0
    def test_help_plain_short_description(self):
        def test_handler():
            pass

        command = CliCommand('n1', test_handler, description='the description')
        command.add_argument('arg', '--arg', '-a', required=False)
        command.add_argument('b', '-b', required=False)
        cmd_table = {'n1': command}

        config = Configuration([])
        config.get_command_table = lambda: cmd_table
        app = Application(config)

        with self.assertRaises(SystemExit):
            app.execute('n1 -h'.split())
        self.assertEqual(True, 'n1: The description.' in io.getvalue())
示例#11
0
    def test_help_plain_long_description(self):
        def test_handler():
            pass

        command = CliCommand('n1', test_handler)
        command.add_argument('arg', '--arg', '-a', required=False)
        command.add_argument('b', '-b', required=False)
        command.help = 'long description'
        cmd_table = {'n1': command}

        config = Configuration([])
        config.get_command_table = lambda: cmd_table
        app = Application(config)

        with self.assertRaises(SystemExit):
            app.execute('n1 -h'.split())
        self.assertEqual(True, io.getvalue().startswith('\nCommand\n    az n1\n        Long description.'))  # pylint: disable=line-too-long
示例#12
0
    def test_help_long_description_and_short_description(self):
        def test_handler():
            pass

        command = CliCommand('n1', test_handler, description='short description')
        command.add_argument('arg', '--arg', '-a', required=False)
        command.add_argument('b', '-b', required=False)
        command.help = 'long description'
        cmd_table = {'n1': command}

        config = Configuration([])
        config.get_command_table = lambda: cmd_table
        app = Application(config)

        with self.assertRaises(SystemExit):
            app.execute('n1 -h'.split())
        self.assertEqual(True, io.getvalue().startswith('\nCommand\n    az n1: Short description.\n        Long description.')) # pylint: disable=line-too-long
示例#13
0
    def test_help_global_params(self, mock_register_extensions, _):
        def register_globals(global_group):
            global_group.add_argument('--query2', dest='_jmespath_query', metavar='JMESPATH',
                                      help='JMESPath query string. See http://jmespath.org/ '
                                      'for more information and examples.')

        mock_register_extensions.return_value = None
        mock_register_extensions.side_effect = lambda app: \
            app._event_handlers[app.GLOBAL_PARSER_CREATED].append(register_globals) # pylint: disable=protected-access

        def test_handler():
            pass

        command = CliCommand('n1', test_handler)
        command.add_argument('arg', '--arg', '-a', required=False)
        command.add_argument('b', '-b', required=False)
        command.help = """
            long-summary: |
                line1
                line2
        """
        cmd_table = {'n1': command}

        config = Configuration([])
        config.get_command_table = lambda: cmd_table
        app = Application(config)

        with self.assertRaises(SystemExit):
            app.execute('n1 -h'.split())

        s = """
Command
    az n1
        Line1
        line2.

Arguments
    --arg -a
    -b

Global Arguments
    --help -h: Show this help message and exit.
    --query2 : JMESPath query string. See http://jmespath.org/ for more information and examples.
"""

        self.assertEqual(s, io.getvalue())
示例#14
0
    def test_help_param(self):
        def test_handler():
            pass

        command = CliCommand('n1', test_handler)
        command.add_argument('arg', '--arg', '-a', required=False)
        command.add_argument('b', '-b', required=False)
        cmd_table = {'n1': command}

        config = Configuration([])
        config.get_command_table = lambda: cmd_table
        app = Application()
        app.initialize(config)
        with self.assertRaises(SystemExit):
            app.execute('n1 -h'.split())

        with self.assertRaises(SystemExit):
            app.execute('n1 --help'.split())
示例#15
0
    def test_help_param(self):
        def test_handler():
            pass

        command = CliCommand('n1', test_handler)
        command.add_argument('arg', '--arg', '-a', required=False)
        command.add_argument('b', '-b', required=False)
        cmd_table = {'n1': command}

        config = Configuration([])
        config.get_command_table = lambda: cmd_table
        app = Application()
        app.initialize(config)
        with self.assertRaises(SystemExit):
            app.execute('n1 -h'.split())

        with self.assertRaises(SystemExit):
            app.execute('n1 --help'.split())
示例#16
0
    def test_help_long_description_multi_line(self):
        def test_handler():
            pass

        command = CliCommand('n1', test_handler)
        command.add_argument('arg', '--arg', '-a', required=False)
        command.add_argument('b', '-b', required=False)
        command.help = """
            long-summary: |
                line1
                line2
            """
        cmd_table = {'n1': command}

        config = Configuration([])
        config.get_command_table = lambda: cmd_table
        app = Application(config)

        with self.assertRaises(SystemExit):
            app.execute('n1 -h'.split())

        self.assertEqual(True, io.getvalue().startswith('\nCommand\n    az n1\n        Line1\n        line2.')) # pylint: disable=line-too-long
示例#17
0
    def test_list_value_parameter(self):
        hellos = []

        def handler(args):
            hellos.append(args)

        command = CliCommand('test command', handler)
        command.add_argument('hello', '--hello', nargs='+', action=IterateAction)
        command.add_argument('something', '--something')
        cmd_table = {'test command': command}

        argv = 'az test command --hello world sir --something else'.split()
        config = Configuration(argv)
        config.get_command_table = lambda: cmd_table
        application = Application(config)
        application.execute(argv[1:])

        self.assertEqual(2, len(hellos))
        self.assertEqual(hellos[0]['hello'], 'world')
        self.assertEqual(hellos[0]['something'], 'else')
        self.assertEqual(hellos[1]['hello'], 'sir')
        self.assertEqual(hellos[1]['something'], 'else')
示例#18
0
    def test_help_extra_missing_params(self):
        app = Application(Configuration([]))

        def test_handler(foobar2, foobar=None):  # pylint: disable=unused-argument
            pass

        command = CliCommand('n1', test_handler)
        command.add_argument('foobar', '--foobar', '-fb', required=False)
        command.add_argument('foobar2', '--foobar2', '-fb2', required=True)
        cmd_table = {'n1': command}

        config = Configuration([])
        config.get_command_table = lambda: cmd_table
        app = Application(config)

        # work around an argparse behavior where output is not printed and SystemExit
        # is not raised on Python 2.7.9
        if sys.version_info < (2, 7, 10):
            try:
                app.execute('n1 -fb a --foobar value'.split())
            except SystemExit:
                pass

            try:
                app.execute('n1 -fb a --foobar2 value --foobar3 extra'.split())
            except SystemExit:
                pass
        else:
            with self.assertRaises(SystemExit):
                app.execute('n1 -fb a --foobar value'.split())
            with self.assertRaises(SystemExit):
                app.execute('n1 -fb a --foobar2 value --foobar3 extra'.split())

            self.assertTrue(
                'required' in io.getvalue()
                and '--foobar/-fb' not in io.getvalue()
                and '--foobar2/-fb2' in io.getvalue()
                and 'unrecognized arguments: --foobar3 extra' in io.getvalue())
示例#19
0
    def test_help_extra_missing_params(self):
        app = Application(Configuration([]))
        def test_handler(foobar2, foobar=None): # pylint: disable=unused-argument
            pass

        command = CliCommand('n1', test_handler)
        command.add_argument('foobar', '--foobar', '-fb', required=False)
        command.add_argument('foobar2', '--foobar2', '-fb2', required=True)
        cmd_table = {'n1': command}

        config = Configuration([])
        config.get_command_table = lambda: cmd_table
        app = Application(config)

        # work around an argparse behavior where output is not printed and SystemExit
        # is not raised on Python 2.7.9
        if sys.version_info < (2, 7, 10):
            try:
                app.execute('n1 -fb a --foobar value'.split())
            except SystemExit:
                pass

            try:
                app.execute('n1 -fb a --foobar2 value --foobar3 extra'.split())
            except SystemExit:
                pass
        else:
            with self.assertRaises(SystemExit):
                app.execute('n1 -fb a --foobar value'.split())
            with self.assertRaises(SystemExit):
                app.execute('n1 -fb a --foobar2 value --foobar3 extra'.split())

            self.assertTrue('required' in io.getvalue()
                            and '--foobar/-fb' not in io.getvalue()
                            and '--foobar2/-fb2' in io.getvalue()
                            and 'unrecognized arguments: --foobar3 extra' in io.getvalue())
示例#20
0
parser.add_argument('--commands',
                    metavar='N',
                    nargs='+',
                    help='Filter by first level command (OR)')
parser.add_argument('--params',
                    metavar='N',
                    nargs='+',
                    help='Filter by parameters (OR)')
args = parser.parse_args()
cmd_set_names = args.commands
param_names = args.params

# ignore the params passed in now so they aren't used by the cli
sys.argv = sys.argv[:1]
config = Configuration([])
cmd_table = config.get_command_table()
cmd_list = [
    cmd_name for cmd_name in cmd_table.keys()
    if cmd_set_names is None or cmd_name.split()[0] in cmd_set_names
]
results = []

if param_names:
    for name in cmd_list:
        cmd_name = [x for x in cmd_table.keys() if name == x][0]
        cmd_args = cmd_table[cmd_name]['arguments']
        match = False
        for arg in cmd_args:
            if match:
                break
            arg_name = re.sub('--', '', arg['name']).split(' ')[0]
示例#21
0
    def test_help_group_help(self):
        app = Application(Configuration([]))
        def test_handler():
            pass

        azure.cli.help_files.helps['test_group1 test_group2'] = """
            type: group
            short-summary: this module does xyz one-line or so
            long-summary: |
                this module.... kjsdflkj... klsfkj paragraph1
                this module.... kjsdflkj... klsfkj paragraph2
            examples:
                - name: foo example
                  text: example details
            """

        command = CliCommand('test_group1 test_group2 n1', test_handler)
        command.add_argument('foobar', '--foobar', '-fb', required=False)
        command.add_argument('foobar2', '--foobar2', '-fb2', required=True)
        command.help = """
            short-summary: this module does xyz one-line or so
            long-summary: |
                this module.... kjsdflkj... klsfkj paragraph1
                this module.... kjsdflkj... klsfkj paragraph2
            parameters: 
                - name: --foobar -fb
                  type: string
                  required: false
                  short-summary: one line partial sentence
                  long-summary: text, markdown, etc.
                  populator-commands: 
                    - az vm list
                    - default
                - name: --foobar2 -fb2
                  type: string
                  required: true
                  short-summary: one line partial sentence
                  long-summary: paragraph(s)
            examples:
                - name: foo example
                  text: example details        
        """
        cmd_table = {'test_group1 test_group2 n1': command}

        config = Configuration([])
        config.get_command_table = lambda: cmd_table
        app = Application(config)

        with self.assertRaises(SystemExit):
            app.execute('test_group1 test_group2 --help'.split())
        s = """
Group
    az test_group1 test_group2: This module does xyz one-line or so.
        This module.... kjsdflkj... klsfkj paragraph1
        this module.... kjsdflkj... klsfkj paragraph2.

Commands:
    n1: This module does xyz one-line or so.


Examples
    foo example
        example details
"""
        self.assertEqual(s, io.getvalue())

        del azure.cli.help_files.helps['test_group1 test_group2']
示例#22
0
    def test_help_group_help(self):
        app = Application(Configuration([]))

        def test_handler():
            pass

        azure.cli.help_files.helps['test_group1 test_group2'] = """
            type: group
            short-summary: this module does xyz one-line or so
            long-summary: |
                this module.... kjsdflkj... klsfkj paragraph1
                this module.... kjsdflkj... klsfkj paragraph2
            examples:
                - name: foo example
                  text: example details
            """

        command = CliCommand('test_group1 test_group2 n1', test_handler)
        command.add_argument('foobar', '--foobar', '-fb', required=False)
        command.add_argument('foobar2', '--foobar2', '-fb2', required=True)
        command.help = """
            short-summary: this module does xyz one-line or so
            long-summary: |
                this module.... kjsdflkj... klsfkj paragraph1
                this module.... kjsdflkj... klsfkj paragraph2
            parameters: 
                - name: --foobar -fb
                  type: string
                  required: false
                  short-summary: one line partial sentence
                  long-summary: text, markdown, etc.
                  populator-commands: 
                    - az vm list
                    - default
                - name: --foobar2 -fb2
                  type: string
                  required: true
                  short-summary: one line partial sentence
                  long-summary: paragraph(s)
            examples:
                - name: foo example
                  text: example details        
        """
        cmd_table = {'test_group1 test_group2 n1': command}

        config = Configuration([])
        config.get_command_table = lambda: cmd_table
        app = Application(config)

        with self.assertRaises(SystemExit):
            app.execute('test_group1 test_group2 --help'.split())
        s = """
Group
    az test_group1 test_group2: This module does xyz one-line or so.
        This module.... kjsdflkj... klsfkj paragraph1
        this module.... kjsdflkj... klsfkj paragraph2.

Commands:
    n1: This module does xyz one-line or so.


Examples
    foo example
        example details
"""
        self.assertEqual(s, io.getvalue())
示例#23
0
    def test_help_full_documentations(self, _):
        app = Application(Configuration([]))
        def test_handler():
            pass

        command = CliCommand('n1', test_handler)
        command.add_argument('foobar', '--foobar', '-fb', required=False)
        command.add_argument('foobar2', '--foobar2', '-fb2', required=True)
        command.help = """
                short-summary: this module does xyz one-line or so
                long-summary: |
                    this module.... kjsdflkj... klsfkj paragraph1
                    this module.... kjsdflkj... klsfkj paragraph2
                parameters: 
                    - name: --foobar -fb
                      type: string
                      required: false
                      short-summary: one line partial sentence
                      long-summary: text, markdown, etc.
                      populator-commands: 
                        - az vm list
                        - default
                    - name: --foobar2 -fb2
                      type: string
                      required: true
                      short-summary: one line partial sentence
                      long-summary: paragraph(s)
                examples:
                    - name: foo example
                      text: example details
            """
        cmd_table = {'n1': command}

        config = Configuration([])
        config.get_command_table = lambda: cmd_table
        app = Application(config)

        with self.assertRaises(SystemExit):
            app.execute('n1 -h'.split())
        s = """
Command
    az n1: This module does xyz one-line or so.
        This module.... kjsdflkj... klsfkj paragraph1
        this module.... kjsdflkj... klsfkj paragraph2.

Arguments
    --foobar2 -fb2 [Required]: One line partial sentence.
        Paragraph(s).

    --foobar -fb             : One line partial sentence.
        Text, markdown, etc.
        Values from: az vm list, default.


Global Arguments
    --help -h                : Show this help message and exit.

Examples
    foo example
        example details
"""
        self.assertEqual(s, io.getvalue())
        try:
            return super(Exporter, self).default(o)
        except TypeError:
            return str(o)

parser = argparse.ArgumentParser(description='Command Table Parser')
parser.add_argument('--commands', metavar='N', nargs='+', help='Filter by first level command (OR)')
parser.add_argument('--params', metavar='N', nargs='+', help='Filter by parameters (OR)')
args = parser.parse_args()
cmd_set_names = args.commands
param_names = args.params

# ignore the params passed in now so they aren't used by the cli
sys.argv = sys.argv[:1]
config = Configuration([])
cmd_table = config.get_command_table()
cmd_list = [cmd_name for cmd_name in cmd_table.keys() if cmd_set_names is None or cmd_name.split()[0] in cmd_set_names]
results = []

if param_names:
    for name in cmd_list:
        cmd_name = [x for x in cmd_table.keys() if name == x][0]
        cmd_args = cmd_table[cmd_name]['arguments']
        match = False
        for arg in cmd_args:
            if match:
                break
            arg_name = re.sub('--','', arg['name']).split(' ')[0]
            if arg_name in param_names:
                results.append(name)
                match = True
示例#25
0
    def test_help_full_documentations(self, _):
        app = Application(Configuration([]))

        def test_handler():
            pass

        command = CliCommand('n1', test_handler)
        command.add_argument('foobar', '--foobar', '-fb', required=False)
        command.add_argument('foobar2', '--foobar2', '-fb2', required=True)
        command.help = """
                short-summary: this module does xyz one-line or so
                long-summary: |
                    this module.... kjsdflkj... klsfkj paragraph1
                    this module.... kjsdflkj... klsfkj paragraph2
                parameters: 
                    - name: --foobar -fb
                      type: string
                      required: false
                      short-summary: one line partial sentence
                      long-summary: text, markdown, etc.
                      populator-commands: 
                        - az vm list
                        - default
                    - name: --foobar2 -fb2
                      type: string
                      required: true
                      short-summary: one line partial sentence
                      long-summary: paragraph(s)
                examples:
                    - name: foo example
                      text: example details
            """
        cmd_table = {'n1': command}

        config = Configuration([])
        config.get_command_table = lambda: cmd_table
        app = Application(config)

        with self.assertRaises(SystemExit):
            app.execute('n1 -h'.split())
        s = """
Command
    az n1: This module does xyz one-line or so.
        This module.... kjsdflkj... klsfkj paragraph1
        this module.... kjsdflkj... klsfkj paragraph2.

Arguments
    --foobar2 -fb2 [Required]: One line partial sentence.
        Paragraph(s).

    --foobar -fb             : One line partial sentence.
        Text, markdown, etc.
        Values from: az vm list, default.


Global Arguments
    --help -h                : Show this help message and exit.

Examples
    foo example
        example details
"""
        self.assertEqual(s, io.getvalue())