Merge branch '52780-stale-pipeline-status-cache-for-_project-after-disabling-pipelines' into 'master'

Resolve "Stale pipeline status cache for `_project` after disabling pipelines"

Closes #52780

See merge request gitlab-org/gitlab-ce!22589

1 files changed, 15 insertions, 0 deletions

diff --git a/spec/lib/gitlab/cache/ci/project_pipeline_status_spec.rb b/spec/lib/gitlab/cache/ci/project_pipeline_status_spec.rb
index 4d5081b0a75..e5999a1c509 100644
--- a/spec/lib/gitlab/cache/ci/project_pipeline_status_spec.rb
+++ b/spec/lib/gitlab/cache/ci/project_pipeline_status_spec.rb
@@ -282,6 +282,21 @@ describe Gitlab::Cache::Ci::ProjectPipelineStatus, :clean_gitlab_redis_cache do
         expect(pipeline_status.status).to eq(status)
         expect(pipeline_status.ref).to eq(ref)
       end
+
+      context 'when status is empty string' do
+        before do
+          Gitlab::Redis::Cache.with do |redis|
+            redis.mapped_hmset(cache_key,
+                               { sha: sha, status: '', ref: ref })
+          end
+        end
+
+        it 'reads the status as nil' do
+          pipeline_status.load_from_cache
+
+          expect(pipeline_status.status).to eq(nil)
+        end
+      end
     end
 
     describe '#has_cache?' do