diff --git a/src/model/cloud-runner/tests/cloud-runner-locking.test.ts b/src/model/cloud-runner/tests/cloud-runner-locking.test.ts
index 54db0c3f..c84e460e 100644
--- a/src/model/cloud-runner/tests/cloud-runner-locking.test.ts
+++ b/src/model/cloud-runner/tests/cloud-runner-locking.test.ts
@@ -235,6 +235,11 @@ describe('Cloud Runner Locking', () => {
         const isLocked = await SharedWorkspaceLocking.IsWorkspaceLocked(element, buildParameters);
         const isBelowMax = await SharedWorkspaceLocking.IsWorkspaceBelowMax(element, buildParameters);
         CloudRunnerLogger.log(`workspace ${element} locked:${isLocked} below max:${isBelowMax}`);
+        expect(
+          files.filter((x) => {
+            return x.includes(element) && x.endsWith(`_lock`);
+          }),
+        ).toHaveLength(1);
         expect(isLocked).toBeTruthy();
         expect(isBelowMax).toBeTruthy();
         if (!isLocked && isBelowMax) {