dom/webgpu/mochitest/test_queue_write_invalid_device.html

   1 <!doctype html>
   2 <html>
   3   <head>
   4     <meta charset="utf-8" />
   5     <script src="/tests/SimpleTest/SimpleTest.js"></script>
   6     <link rel="stylesheet" href="/tests/SimpleTest/test.css" />
   7   </head>
   8   <body>
   9     <script>
  10       ok(
  11         SpecialPowers.getBoolPref("dom.webgpu.enabled"),
  12         "Pref should be enabled."
  13       );
  14
  15       const func = async function () {
  16         const adapter = await navigator.gpu.requestAdapter();
  17         const device = await adapter.requestDevice();
  18
  19         // Destroy the device, making it invalid.
  20         device.destroy();
  21
  22         // Creating a buffer on an invalid device will create an invalid
  23         // buffer.
  24         const buffer = device.createBuffer({
  25           size: 16,
  26           usage:
  27             GPUBufferUsage.COPY_DST |
  28             GPUBufferUsage.COPY_SRC |
  29             GPUBufferUsage.VERTEX,
  30         });
  31         const arrayBuf = new ArrayBuffer(16);
  32         new Int32Array(arrayBuf).fill(5);
  33
  34         // Writing to an invalid buffer should not throw an error.
  35         device.queue.writeBuffer(buffer, 0, arrayBuf, 0);
  36       };
  37
  38       SimpleTest.waitForExplicitFinish();
  39       func()
  40         .catch(e => ok(false, "Unhandled exception " + e))
  41         .finally(() => SimpleTest.finish());
  42     </script>
  43   </body>
  44 </html>