Fix Discussion blackout date still has Add a Response text box

TNL-5111

common/test/acceptance/pages/lms/discussion.py

@@ -108,6 +108,12 @@ class DiscussionThreadPage(PageObject, DiscussionPageMixin):
         """Returns true if the add response button is visible, false otherwise"""
         return self.is_element_visible(".add-response-btn")
 
+    def has_discussion_reply_editor(self):
+        """
+        Returns true if the discussion reply editor is is visible
+        """
+        return self.is_element_visible(".discussion-reply-new")
+
     def click_add_response_button(self):
         """
         Clicks the add response button and ensures that the response text
@@ -152,6 +158,13 @@ class DiscussionThreadPage(PageObject, DiscussionPageMixin):
         with self.secondary_action_menu_open(".response_{} .discussion-response".format(response_id)):
             return self.is_element_visible(".response_{} .discussion-response .action-edit".format(response_id))
 
+    def is_response_deletable(self, response_id):
+        """
+        Returns true if the delete response button is present, false otherwise
+        """
+        with self.secondary_action_menu_open(".response_{} .discussion-response".format(response_id)):
+            return self.is_element_visible(".response_{} .discussion-response .action-delete".format(response_id))
+
     def get_response_body(self, response_id):
         return self._get_element_text(".response_{} .response-body".format(response_id))
 

common/test/acceptance/pages/lms/tab_nav.py

@@ -104,3 +104,10 @@ class TabNavPage(PageObject):
             lambda: self._is_on_tab(tab_name),
             "{0} is the current tab".format(tab_name)
         )
+
+    def has_new_post_button_visible_on_tab(self):
+        """
+        Check if new post button present and visible on course tab page
+        """
+        new_post_btn = self.q(css='ol.course-tabs .new-post-btn')
+        return new_post_btn.present and new_post_btn.visible

common/test/acceptance/tests/discussion/test_discussion.py

@@ -21,6 +21,7 @@ from common.test.acceptance.pages.lms.discussion import (
     DiscussionSortPreferencePage,
 )
 from common.test.acceptance.pages.lms.learner_profile import LearnerProfilePage
+from common.test.acceptance.pages.lms.tab_nav import TabNavPage
 
 from common.test.acceptance.fixtures.course import CourseFixture, XBlockFixtureDesc
 from common.test.acceptance.fixtures.discussion import (
@@ -285,6 +286,7 @@ class DiscussionTabSingleThreadTest(BaseDiscussionTestCase, DiscussionResponsePa
     def setUp(self):
         super(DiscussionTabSingleThreadTest, self).setUp()
         AutoAuthPage(self.browser, course_id=self.course_id).visit()
+        self.tab_nav = TabNavPage(self.browser)
 
     def setup_thread_page(self, thread_id):
         self.thread_page = self.create_single_thread_page(thread_id)  # pylint: disable=attribute-defined-outside-init
@@ -348,6 +350,53 @@ class DiscussionTabSingleThreadTest(BaseDiscussionTestCase, DiscussionResponsePa
         self.assertTrue(self.thread_page.is_add_comment_visible(response_id))
         self.assertFalse(self.thread_page.is_show_comments_visible(response_id))
 
+    def test_discussion_blackout_period(self):
+        """
+        Verify that new discussion can not be started during course blackout period.
+
+        Blackout period is the period between which students cannot post new or contribute
+        to existing discussions.
+        """
+        now = datetime.datetime.now(UTC)
+        # Update course advance settings with a valid blackout period.
+        self.course_fixture.add_advanced_settings(
+            {
+                u"discussion_blackouts": {
+                    "value": [
+                        [
+                            (now - datetime.timedelta(days=14)).isoformat(),
+                            (now + datetime.timedelta(days=2)).isoformat()
+                        ]
+                    ]
+                }
+            }
+        )
+        self.course_fixture._add_advanced_settings()  # pylint: disable=protected-access
+        self.browser.refresh()
+        thread = Thread(id=uuid4().hex, commentable_id=self.discussion_id)
+        thread_fixture = SingleThreadViewFixture(thread)
+        thread_fixture.addResponse(
+            Response(id="response1"),
+            [Comment(id="comment1")])
+        thread_fixture.push()
+        self.setup_thread_page(thread.get("id"))  # pylint: disable=no-member
+
+        # Verify that `Add a Post` is not visible on course tab nav.
+        self.assertFalse(self.tab_nav.has_new_post_button_visible_on_tab())
+
+        # Verify that `Add a response` button is not visible.
+        self.assertFalse(self.thread_page.has_add_response_button())
+
+        # Verify user can not add new responses or modify existing responses.
+        self.assertFalse(self.thread_page.has_discussion_reply_editor())
+        self.assertFalse(self.thread_page.is_response_editable("response1"))
+        self.assertFalse(self.thread_page.is_response_deletable("response1"))
+
+        # Verify that user can not add new comment to a response or modify existing responses.
+        self.assertFalse(self.thread_page.is_add_comment_visible("response1"))
+        self.assertFalse(self.thread_page.is_comment_editable("comment1"))
+        self.assertFalse(self.thread_page.is_comment_deletable("comment1"))
+
 
 @attr(shard=2)
 class DiscussionTabMultipleThreadTest(BaseDiscussionTestCase):

lms/djangoapps/discussion/templates/discussion/discussion_board.html

@@ -6,6 +6,7 @@
 <%inherit file="../main.html" />
 <%namespace name='static' file='../static_content.html'/>
 <%!
+import json
 from django.utils.translation import ugettext as _
 from django.template.defaultfilters import escapejs
 from django.core.urlresolvers import reverse
@@ -48,11 +49,11 @@ DiscussionBoardFactory({
 <%block name="content">
 <section class="discussion discussion-board container" id="discussion-container"
          data-course-id="${course_id}"
-         data-user-create-comment="${can_create_comment}"
-         data-user-create-subcomment="${can_create_subcomment}"
+         data-user-create-comment="${json.dumps(can_create_comment)}"
+         data-user-create-subcomment="${json.dumps(can_create_subcomment)}"
          data-read-only="false"
          data-sort-preference="${sort_preference}"
-         data-flag-moderator="${flag_moderator}"
+         data-flag-moderator="${json.dumps(flag_moderator)}"
          data-user-cohort-id="${user_cohort}">
     <header class="page-header has-secondary">
         ## Breadcrumb navigation