dom/webgpu/mochitest/test_buffer_mapping_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       async function testBody() {
  16         const adapter = await navigator.gpu.requestAdapter({});
  17         const device = await adapter.requestDevice({});
  18         const bindGroupLayout = device.createBindGroupLayout({
  19           entries: [
  20             {
  21               binding: 256,
  22               storageTexture: { format: "bc1-rgba-unorm-srgb" },
  23               visibility: GPUShaderStage.FRAGMENT,
  24             },
  25           ],
  26         });
  27         const buffer1 = device.createBuffer({
  28           size: 32,
  29           usage: GPUBufferUsage.MAP_READ,
  30         });
  31
  32         // Call device.destroy, which makes the device invalid. Further object creation
  33         // on device will create objects that are also invalid.
  34         device.destroy();
  35
  36         // Create an invalid buffer2.
  37         const buffer2 = device.createBuffer({
  38           size: 32,
  39           usage: GPUBufferUsage.MAP_WRITE,
  40         });
  41
  42         // Create an invalid bind group, referencing invalid buffer2.
  43         const bindGroup = device.createBindGroup({
  44           layout: bindGroupLayout,
  45           entries: [
  46             { binding: 1, resource: { buffer: buffer1 } },
  47             { binding: 2, resource: { buffer: buffer2 } },
  48           ],
  49         });
  50
  51         ok(bindGroup, "Created a bind group referencing an invalid buffer.");
  52       }
  53
  54       SimpleTest.waitForExplicitFinish();
  55       testBody()
  56         .catch(e => ok(false, "Unhandled exception " + e))
  57         .finally(() => SimpleTest.finish());
  58     </script>
  59   </body>
  60 </html>