Add a test for the hoptoad failure backend

This class did not have a test previously, it's about time it got one.

Gemfile

@@ -4,4 +4,5 @@ gemspec
 
 group :test do
   gem "rack-test", "~> 0.5"
+  gem "mocha", "~> 0.9.7"
 end

Gemfile.lock

@@ -17,9 +17,12 @@ GEM
       activesupport
       builder
     json (1.4.6)
+    mocha (0.9.7)
+      rake
     rack (1.2.2)
     rack-test (0.5.7)
       rack (>= 1.0)
+    rake (0.8.7)
     redis (2.2.0)
     redis-namespace (0.10.0)
       redis (< 3.0.0)
@@ -34,5 +37,6 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
+  mocha (~> 0.9.7)
   rack-test (~> 0.5)
   resque!

test/hoptoad_test.rb

@@ -0,0 +1,23 @@
+require 'test_helper'
+require 'resque/failure/hoptoad'
+require 'mocha'
+require 'hoptoad_notifier'
+
+context "Hoptoad" do
+
+  test "should be notified of an error" do
+    exception = StandardError.new("BOOM")
+    worker = Resque::Worker.new(:test)
+    queue = "test"
+    payload = {'class' => Object, 'args' => 66}
+
+    HoptoadNotifier.expects(:notify_or_ignore).with(
+      exception,
+      :parameters => {:payload_class => 'Object', :payload_args => '66'})
+
+    backend = Resque::Failure::Hoptoad.new(exception, worker, queue, payload)
+    backend.save
+
+  end
+
+end