# Copyright 2015 Amazon.com, Inc. or its affiliates. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"). You
# may not use this file except in compliance with the License. A copy of
# the License is located at
#
# https://aws.amazon.com/apache2.0/
#
# or in the "license" file accompanying this file. This file is
# distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF
# ANY KIND, either express or implied. See the License for the specific
# language governing permissions and limitations under the License.
import io

from tests import mock
from tests.unit.docs import BaseDocsTest


class TestResourceDocstrings(BaseDocsTest):
    def test_action_help(self):
        with mock.patch('sys.stdout', io.StringIO()) as mock_stdout:
            help(self.resource.sample_operation)
        action_docstring = mock_stdout.getvalue()
        self.assert_contains_lines_in_order(
            [
                '  **Request Syntax**',
                '  ::',
                '    response = myservice.sample_operation(',
                '        Foo=\'string\',',
                '        Bar=\'string\'',
                '    )',
                '  :type Foo: string',
                '  :param Foo: Documents Foo',
                '  :type Bar: string',
                '  :param Bar: Documents Bar',
                '  :rtype: dict',
                '  :returns:',
                '    **Response Syntax**',
                '    ::',
                '      {',
                '          \'Foo\': \'string\',',
                '          \'Bar\': \'string\'',
                '      }',
                '    **Response Structure**',
                '    - *(dict) --*',
                '      - **Foo** *(string) --* Documents Foo',
                '      - **Bar** *(string) --* Documents Bar',
            ],
            action_docstring,
        )

    def test_load_help(self):
        sub_resource = self.resource.Sample('Id')
        with mock.patch('sys.stdout', io.StringIO()) as mock_stdout:
            help(sub_resource.load)
        load_docstring = mock_stdout.getvalue()
        self.assert_contains_lines_in_order(
            [
                (
                    '  Calls :py:meth:`MyService.Client.sample_operation` to update '
                    'the attributes of the Sample resource'
                ),
                '  **Request Syntax**',
                '  ::',
                '    sample.load()',
                '  :returns: None',
            ],
            load_docstring,
        )

    def test_sub_resource_help(self):
        with mock.patch('sys.stdout', io.StringIO()) as mock_stdout:
            help(self.resource.Sample)
        sub_resource_docstring = mock_stdout.getvalue()
        self.assert_contains_lines_in_order(
            [
                '  Creates a Sample resource.::',
                "    sample = myservice.Sample('name')",
                '  :type name: string',
                "  :param name: The Sample's name identifier.",
                '  :rtype: :py:class:`MyService.Sample`',
                '  :returns: A Sample resource',
            ],
            sub_resource_docstring,
        )

    def test_attribute_help(self):
        with mock.patch('sys.stdout', io.StringIO()) as mock_stdout:
            help(self.resource.Sample('id').__class__.foo)
        attribute_docstring = mock_stdout.getvalue()
        self.assert_contains_lines_in_order(
            ['    - *(string) --* Documents Foo'], attribute_docstring
        )

    def test_identifier_help(self):
        with mock.patch('sys.stdout', io.StringIO()) as mock_stdout:
            help(self.resource.Sample('id').__class__.name)
        identifier_docstring = mock_stdout.getvalue()
        self.assert_contains_lines_in_order(
            [
                "    *(string)* The Sample's name identifier. This "
                "**must** be set."
            ],
            identifier_docstring,
        )

    def test_reference_help(self):
        sample_resource = self.resource.Sample('id')
        with mock.patch('sys.stdout', io.StringIO()) as mock_stdout:
            help(sample_resource.__class__.related_sample)
        reference_docstring = mock_stdout.getvalue()
        self.assert_contains_lines_in_order(
            [
                "    (:py:class:`Sample`) The related related_sample "
                "if set, otherwise ``None``."
            ],
            reference_docstring,
        )

    def test_collection_help(self):
        with mock.patch('sys.stdout', io.StringIO()) as mock_stdout:
            help(self.resource.__class__.samples)
        collection_method_docstring = mock_stdout.getvalue()
        self.assert_contains_lines_in_order(
            ['    A collection of Sample resources'],
            collection_method_docstring,
        )

    def test_collection_all_method_help(self):
        with mock.patch('sys.stdout', io.StringIO()) as mock_stdout:
            help(self.resource.samples.all)
        collection_method_docstring = mock_stdout.getvalue()
        self.assert_contains_lines_in_order(
            [
                (
                    '    Creates an iterable of all Sample resources in the '
                    'collection.'
                ),
                '    **Request Syntax**',
                '    ::',
                '      sample_iterator = myservice.samples.all()',
                '    :rtype: list(:py:class:`myservice.Sample`)',
                '    :returns: A list of Sample resources',
            ],
            collection_method_docstring,
        )

    def test_collection_filter_method_help(self):
        with mock.patch('sys.stdout', io.StringIO()) as mock_stdout:
            help(self.resource.samples.filter)
        collection_method_docstring = mock_stdout.getvalue()
        self.assert_contains_lines_in_order(
            [
                '    **Request Syntax**',
                '    ::',
                '      sample_iterator = myservice.samples.filter(',
                "          Foo='string',",
                "          Bar='string'",
                '      )',
                '    :type Foo: string',
                '    :param Foo: Documents Foo',
                '    :type Bar: string',
                '    :param Bar: Documents Bar',
                '    :rtype: list(:py:class:`myservice.Sample`)',
                '    :returns: A list of Sample resources',
            ],
            collection_method_docstring,
        )

    def test_collection_limit_method_help(self):
        with mock.patch('sys.stdout', io.StringIO()) as mock_stdout:
            help(self.resource.samples.limit)
        collection_method_docstring = mock_stdout.getvalue()
        self.assert_contains_lines_in_order(
            [
                '    **Request Syntax**',
                '    ::',
                '      sample_iterator = myservice.samples.limit(',
                '          count=123',
                '      )',
                '    :type count: integer',
                (
                    '    :param count: The limit to the number of resources '
                    'in the iterable.'
                ),
                '    :rtype: list(:py:class:`myservice.Sample`)',
                '    :returns: A list of Sample resources',
            ],
            collection_method_docstring,
        )

    def test_collection_page_size_method_help(self):
        with mock.patch('sys.stdout', io.StringIO()) as mock_stdout:
            help(self.resource.samples.page_size)
        collection_method_docstring = mock_stdout.getvalue()
        self.assert_contains_lines_in_order(
            [
                '    **Request Syntax**',
                '    ::',
                '      sample_iterator = myservice.samples.page_size(',
                '          count=123',
                '      )',
                '    :type count: integer',
                (
                    '    :param count: The number of items returned by '
                    'each service call'
                ),
                '    :rtype: list(:py:class:`myservice.Sample`)',
                '    :returns: A list of Sample resources',
            ],
            collection_method_docstring,
        )

    def test_collection_chaining_help(self):
        collection = self.resource.samples.all()
        with mock.patch('sys.stdout', io.StringIO()) as mock_stdout:
            help(collection.all)
        collection_method_docstring = mock_stdout.getvalue()
        self.assert_contains_lines_in_order(
            [
                (
                    '    Creates an iterable of all Sample resources in the '
                    'collection.'
                ),
                '    **Request Syntax**',
                '    ::',
                '      sample_iterator = myservice.samples.all()',
                '    :rtype: list(:py:class:`myservice.Sample`)',
                '    :returns: A list of Sample resources',
            ],
            collection_method_docstring,
        )

    def test_batch_action_help(self):
        with mock.patch('sys.stdout', io.StringIO()) as mock_stdout:
            help(self.resource.samples.operate)
        batch_action_docstring = mock_stdout.getvalue()
        self.assert_contains_lines_in_order(
            [
                '    **Request Syntax**',
                '    ::',
                '      response = myservice.samples.operate(',
                "          Foo='string',",
                "          Bar='string'",
                '      )',
                '    :type Foo: string',
                '    :param Foo: Documents Foo',
                '    :type Bar: string',
                '    :param Bar: Documents Bar',
                '    :rtype: dict',
                '    :returns: ',
                '      **Response Syntax**',
                '      ::',
                '        {',
                "            'Foo': 'string',",
                "            'Bar': 'string'",
                '        }',
                '      **Response Structure**',
                '      - *(dict) --* ',
                '        - **Foo** *(string) --* Documents Foo',
                '        - **Bar** *(string) --* Documents Bar',
            ],
            batch_action_docstring,
        )

    def test_resource_waiter_help(self):
        with mock.patch('sys.stdout', io.StringIO()) as mock_stdout:
            help(self.resource.Sample('id').wait_until_complete)
        resource_waiter_docstring = mock_stdout.getvalue()
        self.assert_contains_lines_in_order(
            [
                (
                    '    Waits until this Sample is complete. This method calls '
                    ':py:meth:`MyService.Waiter.sample_operation_complete.wait` '
                    'which polls. :py:meth:`MyService.Client.sample_operation` every '
                    '15 seconds until a successful state is reached. An error '
                    'is returned after 40 failed checks.'
                ),
                '    **Request Syntax**',
                '    ::',
                '      sample.wait_until_complete(',
                "          Bar='string'",
                '      )',
                '    :type Bar: string',
                '    :param Bar: Documents Bar',
                '    :returns: None',
            ],
            resource_waiter_docstring,
        )
