1 files changed, 37 insertions, 0 deletions
diff --git a/spec/support/shared_examples/controllers/cache_control_shared_examples.rb b/spec/support/shared_examples/controllers/cache_control_shared_examples.rb
new file mode 100644
index 00000000000..426d7f95222
--- /dev/null
+++ b/spec/support/shared_examples/controllers/cache_control_shared_examples.rb
@@ -0,0 +1,37 @@
+# frozen_string_literal: true
+
+RSpec.shared_examples 'project cache control headers' do
+  before do
+    project.update(visibility_level: visibility_level)
+  end
+
+  context 'when project is public' do
+    let(:visibility_level) { Gitlab::VisibilityLevel::PUBLIC }
+
+    it 'returns cache_control public header to true' do
+      subject
+
+      expect(response.cache_control[:public]).to be_truthy
+    end
+  end
+
+  context 'when project is private' do
+    let(:visibility_level) { Gitlab::VisibilityLevel::PRIVATE }
+
+    it 'returns cache_control public header to true' do
+      subject
+
+      expect(response.cache_control[:public]).to be_falsey
+    end
+  end
+
+  context 'when project is internal' do
+    let(:visibility_level) { Gitlab::VisibilityLevel::INTERNAL }
+
+    it 'returns cache_control public header to true' do
+      subject
+
+      expect(response.cache_control[:public]).to be_falsey
+    end
+  end
+end