Merge pull request sidekiq#2019 from dlackty/generator-test

Add generator test

.gitignore

@@ -9,3 +9,4 @@ coverage/
 vendor/
 .bundle/
 .sass-cache/
+tmp/

test/test_cli.rb

@@ -31,9 +31,9 @@ class TestCli < Sidekiq::Test
     end
 
     it 'does not boot rails' do
-      refute defined?(::Rails)
+      refute defined?(::Rails::Application)
       @cli.parse(['sidekiq', '-r', './myapp'])
-      refute defined?(::Rails)
+      refute defined?(::Rails::Application)
     end
 
     it 'changes concurrency' do

test/test_worker_generator.rb

@@ -0,0 +1,17 @@
+require 'helper'
+require 'rails/generators/test_case'
+require 'generators/sidekiq/worker_generator'
+
+class WorkerGeneratorTest < Rails::Generators::TestCase
+  tests Sidekiq::Generators::WorkerGenerator
+  arguments %w(foo)
+  destination File.expand_path("../tmp", File.dirname(__FILE__))
+  setup :prepare_destination
+
+  test "worker is created and its test" do
+    run_generator
+
+    assert_file "app/workers/foo_worker.rb"
+    assert_file "test/workers/foo_worker_test.rb"
+  end
+end