Fix test hook and tests

app/controllers/projects/services_controller.rb

@@ -24,7 +24,7 @@ class Projects::ServicesController < Projects::ApplicationController
   end
 
   def test
-    data = Gitlab::PushDataBuilder.build(project, current_user)
+    data = Gitlab::PushDataBuilder.build_sample(project, current_user)
     @service.execute(data)
 
     redirect_to :back

app/services/test_hook_service.rb

 class TestHookService
   def execute(hook, current_user)
-    data = Gitlab::PushDataBuilder.build(hook.project, current_user)
+    data = Gitlab::PushDataBuilder.build_sample(hook.project, current_user)
     hook.execute(data)
   end
 end

spec/models/assembla_service_spec.rb

@@ -33,7 +33,7 @@ describe AssemblaService, models: true do
         token: 'verySecret',
         subdomain: 'project_name'
       )
-      @sample_data = GitPushService.new.sample_data(project, user)
+      @sample_data = Gitlab::PushDataBuilder.build_sample(project, user)
       @api_url = 'https://atlas.assembla.com/spaces/project_name/github_tool?secret_key=verySecret'
       WebMock.stub_request(:post, @api_url)
     end

spec/models/flowdock_service_spec.rb

@@ -32,7 +32,7 @@ describe FlowdockService do
         service_hook: true,
         token: 'verySecret'
       )
-      @sample_data = GitPushService.new.sample_data(project, user)
+      @sample_data = Gitlab::PushDataBuilder.build_sample(project, user)
       @api_url = 'https://api.flowdock.com/v1/git/verySecret'
       WebMock.stub_request(:post, @api_url)
     end

spec/models/gemnasium_service_spec.rb

@@ -33,7 +33,7 @@ describe GemnasiumService do
         token: 'verySecret',
         api_key: 'GemnasiumUserApiKey'
       )
-      @sample_data = GitPushService.new.sample_data(project, user)
+      @sample_data = Gitlab::PushDataBuilder.build_sample(project, user)
     end
     it "should call Gemnasium service" do
       Gemnasium::GitlabService.should_receive(:execute).with(an_instance_of(Hash)).once

spec/models/pushover_service_spec.rb

@@ -36,7 +36,7 @@ describe PushoverService do
     let(:pushover) { PushoverService.new }
     let(:user) { create(:user) }
     let(:project) { create(:project) }
-    let(:sample_data) { GitPushService.new.sample_data(project, user) }
+    let(:sample_data) { Gitlab::PushDataBuilder.build_sample(project, user) }
 
     let(:api_key) { 'verySecret' }
     let(:user_key) { 'verySecret' }

spec/models/slack_service_spec.rb

@@ -34,7 +34,7 @@ describe SlackService do
     let(:slack)   { SlackService.new }
     let(:user)    { create(:user) }
     let(:project) { create(:project) }
-    let(:sample_data) { GitPushService.new.sample_data(project, user) }
+    let(:sample_data) { Gitlab::PushDataBuilder.build_sample(project, user) }
     let(:webhook_url) { 'https://hooks.slack.com/services/SVRWFV0VVAR97N/B02R25XN3/ZBqu7xMupaEEICInN685' }
 
     before do