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<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8" />
    <script src="/tests/SimpleTest/SimpleTest.js"></script>
    <link rel="stylesheet" href="/tests/SimpleTest/test.css" />
  </head>
  <body>
    <script>
      ok(
        SpecialPowers.getBoolPref("dom.webgpu.enabled"),
        "Pref should be enabled."
      );

      const func = async function () {
        const adapter = await navigator.gpu.requestAdapter();
        const device = await adapter.requestDevice();
        const encoder = device.createCommandEncoder();
        const pass = encoder.beginComputePass();
        pass.end();
        const command_buffer = encoder.finish();
        device.queue.submit([command_buffer]);
        ok(command_buffer !== undefined, "command_buffer !== undefined");
      };

      SimpleTest.waitForExplicitFinish();
      func()
        .catch(e => ok(false, "Unhandled exception " + e))
        .finally(() => SimpleTest.finish());
    </script>
  </body>
</html>