1 files changed, 18 insertions, 0 deletions
diff --git a/dom/webgpu/tests/cts/checkout/src/webgpu/web_platform/worker/worker_launcher.ts b/dom/webgpu/tests/cts/checkout/src/webgpu/web_platform/worker/worker_launcher.ts
new file mode 100644
index 0000000000..72059eb99f
--- /dev/null
+++ b/dom/webgpu/tests/cts/checkout/src/webgpu/web_platform/worker/worker_launcher.ts
@@ -0,0 +1,18 @@
+import { getDefaultRequestAdapterOptions } from '../../../common/util/navigator_gpu.js';
+
+export type TestResult = {
+  error: String | undefined;
+};
+
+export async function launchWorker() {
+  const selfPath = import.meta.url;
+  const selfPathDir = selfPath.substring(0, selfPath.lastIndexOf('/'));
+  const workerPath = selfPathDir + '/worker.js';
+  const worker = new Worker(workerPath, { type: 'module' });
+
+  const promise = new Promise<TestResult>(resolve => {
+    worker.addEventListener('message', ev => resolve(ev.data as TestResult), { once: true });
+  });
+  worker.postMessage({ defaultRequestAdapterOptions: getDefaultRequestAdapterOptions() });
+  return await promise;
+}