Fix triggers spec

app/services/ci/create_trigger_request_service.rb

 module Ci
   class CreateTriggerRequestService
     def execute(project, trigger, ref, variables = nil)
-      commit = project.gl_project.commit(ref)
-      return unless commit
+      target = project.gl_project.repository.rev_parse_target(ref)
+      return unless target
 
-      ci_commit = project.gl_project.ensure_ci_commit(commit.sha)
+      # check if ref is tag
+      sha = target.oid
+      tag = target.is_a?(Rugged::Tag) || target.is_a?(Rugged::Tag::Annotation)
+
+      ci_commit = project.gl_project.ensure_ci_commit(sha)
       trigger_request = trigger.trigger_requests.create!(
         variables: variables
       )

spec/services/ci/create_trigger_request_service_spec.rb

@@ -3,19 +3,19 @@ require 'spec_helper'
 describe Ci::CreateTriggerRequestService do
   let(:service) { Ci::CreateTriggerRequestService.new }
   let(:project) { FactoryGirl.create :ci_project }
-  let(:gl_project) { FactoryGirl.create :empty_project, gitlab_ci_project: project }
+  let(:gl_project) { FactoryGirl.create :project, gitlab_ci_project: project }
   let(:trigger) { FactoryGirl.create :ci_trigger, project: project }
 
+  before do
+    stub_ci_commit_to_return_yaml_file
+  end
+
   describe :execute do
     context 'valid params' do
       subject { service.execute(project, trigger, 'master') }
 
-      before do
-        @commit = FactoryGirl.create :ci_commit, gl_project: gl_project
-      end
-
       it { expect(subject).to be_kind_of(Ci::TriggerRequest) }
-      it { expect(subject.commit).to eq(@commit) }
+      it { expect(subject.commit).to be_kind_of(Ci::Commit) }
     end
 
     context 'no commit for ref' do
@@ -28,26 +28,11 @@ describe Ci::CreateTriggerRequestService do
       subject { service.execute(project, trigger, 'master') }
 
       before do
-        FactoryGirl.create :ci_commit_without_jobs, gl_project: gl_project
+        stub_ci_commit_yaml_file('{}')
+        FactoryGirl.create :ci_commit, gl_project: gl_project
       end
 
       it { expect(subject).to be_nil }
     end
-
-    context 'for multiple commits' do
-      subject { service.execute(project, trigger, 'master') }
-
-      before do
-        @commit1 = FactoryGirl.create :ci_commit, committed_at: 2.hour.ago, gl_project: gl_project
-        @commit2 = FactoryGirl.create :ci_commit, committed_at: 1.hour.ago, gl_project: gl_project
-        @commit3 = FactoryGirl.create :ci_commit, committed_at: 3.hour.ago, gl_project: gl_project
-      end
-
-      context 'retries latest one' do
-        it { expect(subject).to be_kind_of(Ci::TriggerRequest) }
-        it { expect(subject).to be_persisted }
-        it { expect(subject.commit).to eq(@commit2) }
-      end
-    end
   end
 end