Merge branch '42611-removed-branch-link' into 'master'

Resolve "Removed branch link in pipelines page is broken"

Closes #42611

See merge request gitlab-org/gitlab-ce!21451

1 files changed, 35 insertions, 0 deletions

diff --git a/spec/models/ci/pipeline_spec.rb b/spec/models/ci/pipeline_spec.rb
index 3b01b39ecab..153244b2159 100644
--- a/spec/models/ci/pipeline_spec.rb
+++ b/spec/models/ci/pipeline_spec.rb
@@ -779,6 +779,41 @@ describe Ci::Pipeline, :mailer do
     end
   end
 
+  describe 'ref_exists?' do
+    context 'when repository exists' do
+      using RSpec::Parameterized::TableSyntax
+
+      let(:project) { create(:project, :repository) }
+
+      where(:tag, :ref, :result) do
+        false | 'master'              | true
+        false | 'non-existent-branch' | false
+        true  | 'v1.1.0'              | true
+        true  | 'non-existent-tag'    | false
+      end
+
+      with_them do
+        let(:pipeline) do
+          create(:ci_empty_pipeline, project: project, tag: tag, ref: ref)
+        end
+
+        it "correctly detects ref" do
+          expect(pipeline.ref_exists?).to be result
+        end
+      end
+    end
+
+    context 'when repository does not exist' do
+      let(:pipeline) do
+        create(:ci_empty_pipeline, project: project, ref: 'master')
+      end
+
+      it 'always returns false' do
+        expect(pipeline.ref_exists?).to eq false
+      end
+    end
+  end
+
   context 'with non-empty project' do
     let(:project) { create(:project, :repository) }