1 files changed, 46 insertions, 0 deletions
diff --git a/dom/webgpu/tests/cts/checkout/src/webgpu/web_platform/reftests/delay_get_texture.html.ts b/dom/webgpu/tests/cts/checkout/src/webgpu/web_platform/reftests/delay_get_texture.html.ts
new file mode 100644
index 0000000000..a73216a34e
--- /dev/null
+++ b/dom/webgpu/tests/cts/checkout/src/webgpu/web_platform/reftests/delay_get_texture.html.ts
@@ -0,0 +1,46 @@
+import { timeout } from '../../../common/util/timeout.js';
+import { takeScreenshotDelayed } from '../../../common/util/wpt_reftest_wait.js';
+
+function assert(condition: boolean, msg?: string | (() => string)): asserts condition {
+  if (!condition) {
+    throw new Error(msg && (typeof msg === 'string' ? msg : msg()));
+  }
+}
+
+void (async () => {
+  assert(
+    typeof navigator !== 'undefined' && navigator.gpu !== undefined,
+    'No WebGPU implementation found'
+  );
+
+  const adapter = await navigator.gpu.requestAdapter();
+  assert(adapter !== null);
+  const device = await adapter.requestDevice();
+  assert(device !== null);
+
+  const canvas = document.getElementById('cvs0') as HTMLCanvasElement;
+  const ctx = canvas.getContext('webgpu') as unknown as GPUCanvasContext;
+  ctx.configure({
+    device,
+    format: navigator.gpu.getPreferredCanvasFormat(),
+    alphaMode: 'premultiplied',
+  });
+
+  timeout(() => {
+    const encoder = device.createCommandEncoder();
+    const pass = encoder.beginRenderPass({
+      colorAttachments: [
+        {
+          view: ctx.getCurrentTexture().createView(),
+          clearValue: { r: 0.0, g: 1.0, b: 0.0, a: 1.0 },
+          loadOp: 'clear',
+          storeOp: 'store',
+        },
+      ],
+    });
+    pass.end();
+    device.queue.submit([encoder.finish()]);
+
+    takeScreenshotDelayed(50);
+  }, 100);
+})();