Add tests & factories for UserMute feature

test/system/user_muting_test.rb

@@ -0,0 +1,44 @@
+require "application_system_test_case"
+
+class UserMutingTest < ApplicationSystemTestCase
+  # NB: loads helpers to verify mailer-related behaviour e.g. via assert_no_emails
+  include ActionMailer::TestHelper
+
+  test "users can mute and unmute other users" do
+    user = create(:user)
+    other_user = create(:user)
+    sign_in_as(user)
+
+    visit user_path(other_user)
+    click_link "Mute this User"
+    assert_content "You muted #{other_user.display_name}"
+
+    visit edit_account_path
+    assert_content "Muted Users"
+    click_link "Muted Users"
+    assert_content "You have muted 1 User"
+    click_link "Unmute"
+
+    assert_content "You unmuted #{other_user.display_name}"
+    refute_content "Muted Users"
+    assert_current_path edit_account_path
+  end
+
+  test "messages sent by muted users are set `muted` and do not cause notification emails" do
+    user = create(:user)
+    muted_user = create(:user)
+    create(:user_mute, :owner => user, :subject => muted_user)
+    sign_in_as(muted_user)
+
+    visit new_message_path(user)
+    fill_in "Subject", :with => "Hey Hey"
+    fill_in "Body", :with => "some message"
+
+    assert_no_emails do
+      click_button "Send"
+    end
+
+    message = Message.find_by(:sender => muted_user, :recipient => user)
+    assert_predicate message, :muted?
+  end
+end