Throw an error if workspace is not stopped in given time. (#17281)

tests/e2e/utils/workspace/TestWorkspaceUtil.ts

@@ -164,6 +164,9 @@ export class TestWorkspaceUtil implements ITestWorkspaceUtil {
                 }
                 await this.driverHelper.wait(TestConstants.TS_SELENIUM_DEFAULT_POLLING);
             }
+            const wsStatus = await this.processRequestHandler.get(stopWorkspaceApiUrl);
+            let waitTime = TestConstants.TS_SELENIUM_PLUGIN_PRECENCE_ATTEMPTS*TestConstants.TS_SELENIUM_DEFAULT_POLLING;
+            throw new error.TimeoutError(`The workspace was not stopped in ${waitTime} ms. Currnet status is: ${wsStatus.data.status}`);
         } catch (err) {
             console.log(`Stopping workspace failed. URL used: ${stopWorkspaceApiUrl}`);
             throw err;