Fix: dismiss mention notifications in cards and comments when reading a card

test/fixtures/mentions.yml

@@ -1,4 +1,9 @@
 logo_card_david_mention_by_jz:
-  source: logo (card)
+  source: logo (Card)
+  mentioner: jz
+  mentionee: david
+
+logo_comment_david_mention_by_jz:
+  source: logo_agreement_jz (Comment)
   mentioner: jz
   mentionee: david

test/fixtures/notifications.yml

@@ -15,3 +15,15 @@ layout_commented_kevin:
   source: layout_commented (Event)
   created_at: <%= 1.week.ago %>
   creator: david
+
+logo_card_david_mention_by_jz:
+  user: david
+  source: logo_card_david_mention_by_jz (Mention)
+  created_at: <%= 1.week.ago %>
+  creator: david
+
+logo_comment_david_mention_by_jz:
+  user: david
+  source: logo_comment_david_mention_by_jz (Mention)
+  created_at: <%= 1.week.ago %>
+  creator: david

test/models/card/readable_test.rb

@@ -0,0 +1,23 @@
+require "test_helper"
+
+class Card::ReadableTest < ActiveSupport::TestCase
+  test "read clears events notifications" do
+    assert_changes -> { notifications(:logo_published_kevin).reload.read? }, from: false, to: true do
+      assert_changes -> { notifications(:logo_assignment_kevin).reload.read? }, from: false, to: true do
+        cards(:logo).read_by(users(:kevin))
+      end
+    end
+  end
+
+  test "read clear mentions in the description" do
+    assert_changes -> { notifications(:logo_card_david_mention_by_jz).reload.read? }, from: false, to: true do
+      cards(:logo).read_by(users(:david))
+    end
+  end
+
+  test "read clear mentions in comments" do
+    assert_changes -> { notifications(:logo_comment_david_mention_by_jz).reload.read? }, from: false, to: true do
+      cards(:logo).read_by(users(:david))
+    end
+  end
+end

test/models/user/mentionable_test.rb

@@ -6,6 +6,8 @@ class User::MentionableTest < ActiveSupport::TestCase
   end
 
   test "mentioned by" do
+    users(:david).mentions.destroy_all
+
     assert_difference -> { users(:david).mentions.count }, +1 do
       users(:david).mentioned_by users(:jz), at: cards(:logo)
     end