canvas-lms/spec/observers/stream_item_cache_spec.rb

46 lines
1.9 KiB
Ruby

#
# Copyright (C) 2012 - present Instructure, Inc.
#
# This file is part of Canvas.
#
# Canvas is free software: you can redistribute it and/or modify it under
# the terms of the GNU Affero General Public License as published by the Free
# Software Foundation, version 3 of the License.
#
# Canvas is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
# A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
# details.
#
# You should have received a copy of the GNU Affero General Public License along
# with this program. If not, see <http://www.gnu.org/licenses/>.
#
require File.expand_path(File.dirname(__FILE__) + '/../spec_helper')
describe StreamItemCache do
describe "#invalidate_recent_stream_items" do
it "deletes both the dashboard and context specific keys" do
enable_cache do
# GIVEN: I have an existing stream item and cache it
# by calling cached_recent_stream_items
course_with_teacher(:active_all => true)
discussion_topic_model(:context => @course) # stream item
@teacher.cached_recent_stream_items # cache the dashboard items
@teacher.cached_recent_stream_items(:contexts => [@course]) # cache the context items
dashboard_key = StreamItemCache.recent_stream_items_key(@teacher)
context_key = StreamItemCache.recent_stream_items_key(@teacher, 'Course', @course.id)
expect(Rails.cache.read(dashboard_key)).not_to be_blank
expect(Rails.cache.read(context_key)).not_to be_blank
# WHEN: I create another stream item
discussion_topic_model(:context => @course) # observer fires
# EXPEXT: the cache to be cleared
expect(Rails.cache.read(dashboard_key)).to be_blank
expect(Rails.cache.read(context_key)).to be_blank
end
end
end
end