Python application.Application类代码示例

    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())

    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())

    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())

 def test_application_todict_dict_with_obj(self):
     MyObject = namedtuple('MyObject', 'a b')
     mo = MyObject('x', 'y')
     the_input = {'a': mo}
     actual = Application.todict(the_input)
     expected = {'a': {'a': 'x', 'b': 'y'}}
     self.assertEqual(actual, expected)

    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())

    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())

    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

    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')

    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

    def test_generic_update_empty_nodes(self):
        my_obj = {
            'prop': None,
            'list': [],
            'dict': {
                'dict2': None
                },
            'dict3': {}
            }

        def my_get():
            return my_obj

        def my_set(**kwargs): #pylint:disable=unused-argument
            return my_obj

        config = Configuration([])
        app = Application(config)

        register_generic_update('gencommand', my_get, my_set)

        # add to prop
        app.execute('gencommand --add prop a=b'.split())
        self.assertEqual(my_obj['prop'][0]['a'], 'b', 'verify object added to null list')
        self.assertEqual(len(my_obj['prop'][0]), 1, 'verify only one object added to null list')

        #add to list
        app.execute('gencommand --add list c=d'.split())
        self.assertEqual(my_obj['list'][0]['c'], 'd', 'verify object added to empty list')
        self.assertEqual(len(my_obj['list']), 1, 'verify only one object added to empty list')

        # set dict2
        app.execute('gencommand --set dict.dict2.e=f'.split())
        self.assertEqual(my_obj['dict']['dict2']['e'], 'f', 'verify object added to null dict')
        self.assertEqual(len(my_obj['dict']['dict2']), 1,
                         'verify only one object added to null dict')

        #set dict3
        app.execute('gencommand --set dict3.g=h'.split())
        self.assertEqual(my_obj['dict3']['g'], 'h', 'verify object added to empty dict')
        self.assertEqual(len(my_obj['dict3']), 1, 'verify only one object added to empty dict')

    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())

    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())

 def test_application_todict_none(self):
     the_input = None
     actual = Application.todict(the_input)
     expected = None
     self.assertEqual(actual, expected)

 def test_application_todict_list(self):
     the_input = [{'a': 'b'}]
     actual = Application.todict(the_input)
     expected = [{'a': 'b'}]
     self.assertEqual(actual, expected)

#---------------------------------------------------------------------------------------------
# Copyright (c) Microsoft Corporation. All rights reserved.
# Licensed under the MIT License. See License.txt in the project root for license information.
#---------------------------------------------------------------------------------------------

import argparse
from docutils import nodes
from docutils.statemachine import ViewList
from sphinx.util.compat import Directive
from sphinx.util.nodes import nested_parse_with_titles

from azure.cli.application import Application, Configuration
import azure.cli._help as _help

app = Application(Configuration([]))
try:
    app.execute(['-h'])
except:
    pass

class AzHelpGenDirective(Directive):
    def make_rst(self):
        INDENT = '   '
        DOUBLEINDENT = INDENT * 2
        parser_dict = {}
        _store_parsers(app.parser, parser_dict)
        parser_dict.pop('')

        help_files = []
        for cmd, parser in parser_dict.items():
            help_file = _help.GroupHelpFile(cmd, parser) if _is_group(parser) else _help.CommandHelpFile(cmd, parser)