Function render

test/webgpu_basic_rendering.cpp:155–187

The depth stencil attachment isn't really needed to draw the triangle and doesn't really affect the render result. But having one should give us a slightly better test coverage for the compile of the depth stencil descriptor.

// and doesn't really affect the render result.
// But having one should give us a slightly better test coverage for the compile of the depth stencil descriptor.
void render(wgpu::TextureView view, wgpu::TextureView depthStencilView) {
    wgpu::RenderPassColorAttachment attachment{};
    attachment.view = view;
    attachment.loadOp = wgpu::LoadOp::Clear;
    attachment.storeOp = wgpu::StoreOp::Store;
    attachment.clearValue = {0, 0, 0, 1};

    wgpu::RenderPassDescriptor renderpass{};
    renderpass.colorAttachmentCount = 1;
    renderpass.colorAttachments = &attachment;

    wgpu::RenderPassDepthStencilAttachment depthStencilAttachment = {};
    depthStencilAttachment.view = depthStencilView;
    depthStencilAttachment.depthClearValue = 0;
    depthStencilAttachment.depthLoadOp = wgpu::LoadOp::Clear;
    depthStencilAttachment.depthStoreOp = wgpu::StoreOp::Store;

    renderpass.depthStencilAttachment = &depthStencilAttachment;

    wgpu::CommandBuffer commands;
    {
        wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
        {
            wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderpass);
            pass.SetPipeline(pipeline);
            pass.Draw(3);
            pass.End();
        }
        commands = encoder.Finish();
    }

    queue.Submit(1, &commands);
}

void issueContentsCheck(ScopedCounter scope, std::string functionName, wgpu::Buffer readbackBuffer, uint32_t expectData) {
    readbackBuffer.MapAsync(