def create_content_groups(self):
        """
        Creates two content groups in Studio Group Configurations Settings.
        """
        group_configurations_page = GroupConfigurationsPage(
            self.browser, self.course_info['org'], self.course_info['number'],
            self.course_info['run'])
        group_configurations_page.visit()

        group_configurations_page.create_first_content_group()
        config = group_configurations_page.content_groups[0]
        config.name = self.content_group_a
        config.save()

        group_configurations_page.add_content_group()
        config = group_configurations_page.content_groups[1]
        config.name = self.content_group_b
        config.save()
    def create_content_groups(self):
        """
        Creates two content groups in Studio Group Configurations Settings.
        """
        group_configurations_page = GroupConfigurationsPage(
            self.browser,
            self.course_info['org'],
            self.course_info['number'],
            self.course_info['run']
        )
        group_configurations_page.visit()

        group_configurations_page.create_first_content_group()
        config = group_configurations_page.content_groups[0]
        config.name = self.content_group_a
        config.save()

        group_configurations_page.add_content_group()
        config = group_configurations_page.content_groups[1]
        config.name = self.content_group_b
        config.save()
class ContentGroupConfigurationTest(StudioCourseTest):
    """
    Tests for content groups in the Group Configurations Page.
    There are tests for the experiment groups in test_studio_split_test.
    """
    def setUp(self):
        super(ContentGroupConfigurationTest, self).setUp()
        self.group_configurations_page = GroupConfigurationsPage(
            self.browser,
            self.course_info['org'],
            self.course_info['number'],
            self.course_info['run']
        )

        self.outline_page = CourseOutlinePage(
            self.browser,
            self.course_info['org'],
            self.course_info['number'],
            self.course_info['run']
        )

    def populate_course_fixture(self, course_fixture):
        """
        Populates test course with chapter, sequential, and 1 problems.
        The problem is visible only to Group "alpha".
        """
        course_fixture.add_children(
            XBlockFixtureDesc('chapter', 'Test Section').add_children(
                XBlockFixtureDesc('sequential', 'Test Subsection').add_children(
                    XBlockFixtureDesc('vertical', 'Test Unit')
                )
            )
        )

    def create_and_verify_content_group(self, name, existing_groups):
        """
        Creates a new content group and verifies that it was properly created.
        """
        self.assertEqual(existing_groups, len(self.group_configurations_page.content_groups))
        if existing_groups == 0:
            self.group_configurations_page.create_first_content_group()
        else:
            self.group_configurations_page.add_content_group()
        config = self.group_configurations_page.content_groups[existing_groups]
        config.name = name
        # Save the content group
        self.assertEqual(config.get_text('.action-primary'), "Create")
        self.assertFalse(config.delete_button_is_present)
        config.save()
        self.assertIn(name, config.name)
        return config

    def test_no_content_groups_by_default(self):
        """
        Scenario: Ensure that message telling me to create a new content group is
            shown when no content groups exist.
        Given I have a course without content groups
        When I go to the Group Configuration page in Studio
        Then I see "You have not created any content groups yet." message
        """
        self.group_configurations_page.visit()
        self.assertTrue(self.group_configurations_page.no_content_groups_message_is_present)
        self.assertIn(
            "You have not created any content groups yet.",
            self.group_configurations_page.no_content_groups_message_text
        )

    def test_can_create_and_edit_content_groups(self):
        """
        Scenario: Ensure that the content groups can be created and edited correctly.
        Given I have a course without content groups
        When I click button 'Add your first Content Group'
        And I set new the name and click the button 'Create'
        Then I see the new content is added and has correct data
        And I click 'New Content Group' button
        And I set the name and click the button 'Create'
        Then I see the second content group is added and has correct data
        When I edit the second content group
        And I change the name and click the button 'Save'
        Then I see the second content group is saved successfully and has the new name
        """
        self.group_configurations_page.visit()
        self.create_and_verify_content_group("New Content Group", 0)
        second_config = self.create_and_verify_content_group("Second Content Group", 1)

        # Edit the second content group
        second_config.edit()
        second_config.name = "Updated Second Content Group"
        self.assertEqual(second_config.get_text('.action-primary'), "Save")
        second_config.save()

        self.assertIn("Updated Second Content Group", second_config.name)

    def test_cannot_delete_used_content_group(self):
        """
        Scenario: Ensure that the user cannot delete used content group.
        Given I have a course with 1 Content Group
        And I go to the Group Configuration page
        When I try to delete the Content Group with name "New Content Group"
        Then I see the delete button is disabled.
        """
        self.course_fixture._update_xblock(self.course_fixture._course_location, {
            "metadata": {
                u"user_partitions": [
                    create_user_partition_json(
                        0,
                        'Configuration alpha,',
                        'Content Group Partition',
                        [Group("0", 'alpha')],
                        scheme="cohort"
                    )
                ],
            },
        })
        problem_data = dedent("""
            <problem markdown="Simple Problem" max_attempts="" weight="">
              <p>Choose Yes.</p>
              <choiceresponse>
                <checkboxgroup>
                  <choice correct="true">Yes</choice>
                </checkboxgroup>
              </choiceresponse>
            </problem>
        """)
        vertical = self.course_fixture.get_nested_xblocks(category="vertical")[0]
        self.course_fixture.create_xblock(
            vertical.locator,
            XBlockFixtureDesc('problem', "VISIBLE TO ALPHA", data=problem_data, metadata={"group_access": {0: [0]}}),
        )
        self.group_configurations_page.visit()
        config = self.group_configurations_page.content_groups[0]
        self.assertTrue(config.delete_button_is_disabled)

    def test_can_delete_unused_content_group(self):
        """
        Scenario: Ensure that the user can delete unused content group.
        Given I have a course with 1 Content Group
        And I go to the Group Configuration page
        When I delete the Content Group with name "New Content Group"
        Then I see that there is no Content Group
        When I refresh the page
        Then I see that the content group has been deleted
        """
        self.group_configurations_page.visit()
        config = self.create_and_verify_content_group("New Content Group", 0)
        self.assertTrue(config.delete_button_is_present)

        self.assertEqual(len(self.group_configurations_page.content_groups), 1)

        # Delete content group
        config.delete()
        self.assertEqual(len(self.group_configurations_page.content_groups), 0)

        self.group_configurations_page.visit()
        self.assertEqual(len(self.group_configurations_page.content_groups), 0)

    def test_must_supply_name(self):
        """
        Scenario: Ensure that validation of the content group works correctly.
        Given I have a course without content groups
        And I create new content group without specifying a name click the button 'Create'
        Then I see error message "Content Group name is required."
        When I set a name and click the button 'Create'
        Then I see the content group is saved successfully
        """
        self.group_configurations_page.visit()
        self.group_configurations_page.create_first_content_group()
        config = self.group_configurations_page.content_groups[0]
        config.save()
        self.assertEqual(config.mode, 'edit')
        self.assertEqual("Group name is required", config.validation_message)
        config.name = "Content Group Name"
        config.save()
        self.assertIn("Content Group Name", config.name)

    def test_can_cancel_creation_of_content_group(self):
        """
        Scenario: Ensure that creation of a content group can be canceled correctly.
        Given I have a course without content groups
        When I click button 'Add your first Content Group'
        And I set new the name and click the button 'Cancel'
        Then I see that there is no content groups in the course
        """
        self.group_configurations_page.visit()
        self.group_configurations_page.create_first_content_group()
        config = self.group_configurations_page.content_groups[0]
        config.name = "Content Group"
        config.cancel()
        self.assertEqual(0, len(self.group_configurations_page.content_groups))

    def test_content_group_empty_usage(self):
        """
        Scenario: When content group is not used, ensure that the link to outline page works correctly.
        Given I have a course without content group
        And I create new content group
        Then I see a link to the outline page
        When I click on the outline link
        Then I see the outline page
        """
        self.group_configurations_page.visit()
        config = self.create_and_verify_content_group("New Content Group", 0)
        config.toggle()
        config.click_outline_anchor()

        # Waiting for the page load and verify that we've landed on course outline page
        self.outline_page.wait_for_page()
class ContentGroupConfigurationTest(StudioCourseTest):
    """
    Tests for content groups in the Group Configurations Page.
    There are tests for the experiment groups in test_studio_split_test.
    """
    def setUp(self):
        super(ContentGroupConfigurationTest, self).setUp()
        self.group_configurations_page = GroupConfigurationsPage(
            self.browser,
            self.course_info['org'],
            self.course_info['number'],
            self.course_info['run']
        )

        self.outline_page = CourseOutlinePage(
            self.browser,
            self.course_info['org'],
            self.course_info['number'],
            self.course_info['run']
        )

    def populate_course_fixture(self, course_fixture):
        """
        Populates test course with chapter, sequential, and 1 problems.
        The problem is visible only to Group "alpha".
        """
        course_fixture.add_children(
            XBlockFixtureDesc('chapter', 'Test Section').add_children(
                XBlockFixtureDesc('sequential', 'Test Subsection').add_children(
                    XBlockFixtureDesc('vertical', 'Test Unit')
                )
            )
        )

    def create_and_verify_content_group(self, name, existing_groups):
        """
        Creates a new content group and verifies that it was properly created.
        """
        self.assertEqual(existing_groups, len(self.group_configurations_page.content_groups))
        if existing_groups == 0:
            self.group_configurations_page.create_first_content_group()
        else:
            self.group_configurations_page.add_content_group()
        config = self.group_configurations_page.content_groups[existing_groups]
        config.name = name
        # Save the content group
        self.assertEqual(config.get_text('.action-primary'), "Create")
        self.assertFalse(config.delete_button_is_present)
        config.save()
        self.assertIn(name, config.name)
        return config

    def test_no_content_groups_by_default(self):
        """
        Scenario: Ensure that message telling me to create a new content group is
            shown when no content groups exist.
        Given I have a course without content groups
        When I go to the Group Configuration page in Studio
        Then I see "You have not created any content groups yet." message
        """
        self.group_configurations_page.visit()
        self.assertTrue(self.group_configurations_page.no_content_groups_message_is_present)
        self.assertIn(
            "You have not created any content groups yet.",
            self.group_configurations_page.no_content_groups_message_text
        )

    def test_can_create_and_edit_content_groups(self):
        """
        Scenario: Ensure that the content groups can be created and edited correctly.
        Given I have a course without content groups
        When I click button 'Add your first Content Group'
        And I set new the name and click the button 'Create'
        Then I see the new content is added and has correct data
        And I click 'New Content Group' button
        And I set the name and click the button 'Create'
        Then I see the second content group is added and has correct data
        When I edit the second content group
        And I change the name and click the button 'Save'
        Then I see the second content group is saved successfully and has the new name
        """
        self.group_configurations_page.visit()
        self.create_and_verify_content_group("New Content Group", 0)
        second_config = self.create_and_verify_content_group("Second Content Group", 1)

        # Edit the second content group
        second_config.edit()
        second_config.name = "Updated Second Content Group"
        self.assertEqual(second_config.get_text('.action-primary'), "Save")
        second_config.save()

        self.assertIn("Updated Second Content Group", second_config.name)

    def test_cannot_delete_used_content_group(self):
        """
        Scenario: Ensure that the user cannot delete used content group.
        Given I have a course with 1 Content Group
        And I go to the Group Configuration page
        When I try to delete the Content Group with name "New Content Group"
        Then I see the delete button is disabled.
        """
        self.course_fixture._update_xblock(self.course_fixture._course_location, {
            "metadata": {
                u"user_partitions": [
                    create_user_partition_json(
                        0,
                        'Configuration alpha,',
                        'Content Group Partition',
                        [Group("0", 'alpha')],
                        scheme="cohort"
                    )
                ],
            },
        })
        problem_data = dedent("""
            <problem markdown="Simple Problem" max_attempts="" weight="">
              <p>Choose Yes.</p>
              <choiceresponse>
                <checkboxgroup>
                  <choice correct="true">Yes</choice>
                </checkboxgroup>
              </choiceresponse>
            </problem>
        """)
        vertical = self.course_fixture.get_nested_xblocks(category="vertical")[0]
        self.course_fixture.create_xblock(
            vertical.locator,
            XBlockFixtureDesc('problem', "VISIBLE TO ALPHA", data=problem_data, metadata={"group_access": {0: [0]}}),
        )
        self.group_configurations_page.visit()
        config = self.group_configurations_page.content_groups[0]
        self.assertTrue(config.delete_button_is_disabled)

    def test_can_delete_unused_content_group(self):
        """
        Scenario: Ensure that the user can delete unused content group.
        Given I have a course with 1 Content Group
        And I go to the Group Configuration page
        When I delete the Content Group with name "New Content Group"
        Then I see that there is no Content Group
        When I refresh the page
        Then I see that the content group has been deleted
        """
        self.group_configurations_page.visit()
        config = self.create_and_verify_content_group("New Content Group", 0)
        self.assertTrue(config.delete_button_is_present)

        self.assertEqual(len(self.group_configurations_page.content_groups), 1)

        # Delete content group
        config.delete()
        self.assertEqual(len(self.group_configurations_page.content_groups), 0)

        self.group_configurations_page.visit()
        self.assertEqual(len(self.group_configurations_page.content_groups), 0)

    def test_must_supply_name(self):
        """
        Scenario: Ensure that validation of the content group works correctly.
        Given I have a course without content groups
        And I create new content group without specifying a name click the button 'Create'
        Then I see error message "Content Group name is required."
        When I set a name and click the button 'Create'
        Then I see the content group is saved successfully
        """
        self.group_configurations_page.visit()
        self.group_configurations_page.create_first_content_group()
        config = self.group_configurations_page.content_groups[0]
        config.save()
        self.assertEqual(config.mode, 'edit')
        self.assertEqual("Group name is required", config.validation_message)
        config.name = "Content Group Name"
        config.save()
        self.assertIn("Content Group Name", config.name)

    def test_can_cancel_creation_of_content_group(self):
        """
        Scenario: Ensure that creation of a content group can be canceled correctly.
        Given I have a course without content groups
        When I click button 'Add your first Content Group'
        And I set new the name and click the button 'Cancel'
        Then I see that there is no content groups in the course
        """
        self.group_configurations_page.visit()
        self.group_configurations_page.create_first_content_group()
        config = self.group_configurations_page.content_groups[0]
        config.name = "Content Group"
        config.cancel()
        self.assertEqual(0, len(self.group_configurations_page.content_groups))

    def test_content_group_empty_usage(self):
        """
        Scenario: When content group is not used, ensure that the link to outline page works correctly.
        Given I have a course without content group
        And I create new content group
        Then I see a link to the outline page
        When I click on the outline link
        Then I see the outline page
        """
        self.group_configurations_page.visit()
        config = self.create_and_verify_content_group("New Content Group", 0)
        config.toggle()
        config.click_outline_anchor()

        # Waiting for the page load and verify that we've landed on course outline page
        self.outline_page.wait_for_page()