1 files changed, 36 insertions, 0 deletions
diff --git a/spec/lib/gitlab/danger/helper_spec.rb b/spec/lib/gitlab/danger/helper_spec.rb
index f400641706d..a8f113a8cd1 100644
--- a/spec/lib/gitlab/danger/helper_spec.rb
+++ b/spec/lib/gitlab/danger/helper_spec.rb
@@ -33,6 +33,16 @@ RSpec.describe Gitlab::Danger::Helper do
         expect(helper.gitlab_helper).to eq(fake_gitlab)
       end
     end
+
+    context 'when danger gitlab plugin is not available' do
+      it 'returns nil' do
+        invalid_danger = Class.new do
+          include Gitlab::Danger::Helper
+        end.new
+
+        expect(invalid_danger.gitlab_helper).to be_nil
+      end
+    end
   end
 
   describe '#release_automation?' do
@@ -591,4 +601,30 @@ RSpec.describe Gitlab::Danger::Helper do
       expect(helper.prepare_labels_for_mr([])).to eq('')
     end
   end
+
+  describe '#has_ci_changes?' do
+    context 'when .gitlab/ci is changed' do
+      it 'returns true' do
+        expect(helper).to receive(:all_changed_files).and_return(%w[migration.rb .gitlab/ci/test.yml])
+
+        expect(helper.has_ci_changes?).to be_truthy
+      end
+    end
+
+    context 'when .gitlab-ci.yml is changed' do
+      it 'returns true' do
+        expect(helper).to receive(:all_changed_files).and_return(%w[migration.rb .gitlab-ci.yml])
+
+        expect(helper.has_ci_changes?).to be_truthy
+      end
+    end
+
+    context 'when neither .gitlab/ci/ or .gitlab-ci.yml is changed' do
+      it 'returns false' do
+        expect(helper).to receive(:all_changed_files).and_return(%w[migration.rb nested/.gitlab-ci.yml])
+
+        expect(helper.has_ci_changes?).to be_falsey
+      end
+    end
+  end
 end