fixes #2418 (includes hiding deleted dmails and allowing filtering on user name)

test/models/dmail_filter_test.rb

@@ -1,7 +1,43 @@
 require 'test_helper'
 
 class DmailFilterTest < ActiveSupport::TestCase
-  # test "the truth" do
-  #   assert true
-  # end
+  def setup
+    super
+
+    @receiver = FactoryGirl.create(:user)
+    @sender = FactoryGirl.create(:user)
+  end
+
+  def create_dmail(body, title)
+    CurrentUser.scoped(@sender, "127.0.0.1") do
+      Dmail.create_split(:to_id => @receiver.id, :body => body, :title => title)
+    end
+  end
+
+  context "a dmail filter for a word" do
+    setup do
+      @dmail_filter = @receiver.create_dmail_filter(:words => "banned")
+    end
+
+    should "filter on that word in the body" do
+      create_dmail("banned", "okay")
+      assert_equal(true, @receiver.dmails.last.is_deleted?)
+    end
+
+    should "filter on that word in the title" do
+      create_dmail("okay", "banned")
+      assert_equal(true, @receiver.dmails.last.is_deleted?)
+    end
+  end
+
+  context "a dmail filter for a user name" do
+    setup do
+      @dmail_filter = @receiver.create_dmail_filter(:words => @sender.name)
+    end
+
+    should "filter on the sender" do
+      create_dmail("okay", "okay")
+      assert_equal(true, @receiver.dmails.last.is_deleted?)
+    end
+  end
 end