1 files changed, 32 insertions, 0 deletions
diff --git a/dom/webgpu/mochitest/test_basic_canvas.worker.js b/dom/webgpu/mochitest/test_basic_canvas.worker.js
new file mode 100644
index 0000000000..cec6d6f210
--- /dev/null
+++ b/dom/webgpu/mochitest/test_basic_canvas.worker.js
@@ -0,0 +1,32 @@
+self.addEventListener("message", async function (event) {
+  try {
+    const offscreen = event.data.offscreen;
+    const context = offscreen.getContext("webgpu");
+
+    const swapChainFormat = navigator.gpu.getPreferredCanvasFormat();
+    const adapter = await navigator.gpu.requestAdapter();
+    const device = await adapter.requestDevice();
+
+    context.configure({
+      device,
+      format: swapChainFormat,
+      size: { width: 100, height: 100, depth: 1 },
+    });
+
+    const texture = context.getCurrentTexture();
+
+    self.postMessage([
+      {
+        value: texture !== undefined,
+        message: "texture !== undefined",
+      },
+    ]);
+  } catch (e) {
+    self.postMessage([
+      {
+        value: false,
+        message: "Unhandled exception " + e,
+      },
+    ]);
+  }
+});