<!-- webkit-test-runner [ enableMetalShaderValidation=true ] -->
<script src="../../../resources/js-test-pre.js"></script>
<script>
async function run() {
    let adapter = await navigator.gpu.requestAdapter();
    let device = await adapter.requestDevice();
    let bindGroupLayout = device.createBindGroupLayout({
        entries: [{
            binding: 1,
            visibility: GPUShaderStage.COMPUTE | GPUShaderStage.FRAGMENT,
            externalTexture: {}
        }],
    });
    let pipelineLayout = device.createPipelineLayout({ bindGroupLayouts: [bindGroupLayout] });
    let videoFrame = new VideoFrame(new ArrayBuffer(16), { codedWidth: 2, codedHeight: 2, format: 'RGBX', timestamp: 0 });
    let shaderModule4 = device.createShaderModule({ code: `
        @group(0) @binding(1) var et3: texture_external;
        @compute @workgroup_size(1, 1, 1) fn compute4() {
            let a = textureLoad(et3, vec2u());
            let b = pack4x8unorm(a);
            let c = atanh(mat2x2f()[b][0]);
        }
    `});
    let commandEncoder = device.createCommandEncoder();
    let computePassEncoder14 = commandEncoder.beginComputePass();
    let pipeline1 = device.createComputePipeline({ layout: pipelineLayout, compute: { module: shaderModule4 } });
    computePassEncoder14.setPipeline(pipeline1);
    let externalTexture = device.importExternalTexture({ source: videoFrame });
    let bindGroup1 = device.createBindGroup({ layout: bindGroupLayout, entries: [{ binding: 1, resource: externalTexture }] });
    computePassEncoder14.setBindGroup(0, bindGroup1);
    let bindGroup2 = device.createBindGroup({ layout: bindGroupLayout, entries: [{ binding: 1, resource: externalTexture }] });
    computePassEncoder14.dispatchWorkgroups(1);
    computePassEncoder14.end();
    let commandBuffer = commandEncoder.finish();
    device.queue.submit([commandBuffer]);
    await device.queue.onSubmittedWorkDone();
    debug('Pass')
    globalThis.testRunner?.notifyDone();
}

globalThis.testRunner?.dumpAsText();
globalThis.testRunner?.waitUntilDone();

run();
</script>