1 files changed, 49 insertions, 0 deletions
diff --git a/testing/web-platform/tests/wasm/webapi/instantiateStreaming.any.js b/testing/web-platform/tests/wasm/webapi/instantiateStreaming.any.js
new file mode 100644
index 0000000000..cf3a5e7331
--- /dev/null
+++ b/testing/web-platform/tests/wasm/webapi/instantiateStreaming.any.js
@@ -0,0 +1,49 @@
+// META: global=window,worker
+// META: script=/wasm/jsapi/wasm-module-builder.js
+// META: script=/wasm/jsapi/assertions.js
+// META: script=/wasm/jsapi/instanceTestFactory.js
+
+let emptyModuleBinary;
+setup(() => {
+  emptyModuleBinary = new WasmModuleBuilder().toBuffer();
+});
+
+for (const [name, fn] of instanceTestFactory) {
+  promise_test(async () => {
+    const { buffer, args, exports, verify } = fn();
+    const response = new Response(buffer, { "headers": { "Content-Type": "application/wasm" } });
+    const result = await WebAssembly.instantiateStreaming(response, ...args);
+    assert_WebAssemblyInstantiatedSource(result, exports);
+    verify(result.instance);
+  }, name);
+}
+
+promise_test(async () => {
+  const builder = new WasmModuleBuilder();
+  builder.addImportedGlobal("module", "global", kWasmI32);
+  const buffer = builder.toBuffer();
+  const response = new Response(buffer, { "headers": { "Content-Type": "application/wasm" } });
+  const order = [];
+
+  const imports = {
+    get module() {
+      order.push("module getter");
+      return {
+        get global() {
+          order.push("global getter");
+          return 0;
+        },
+      }
+    },
+  };
+
+  const expected = [
+    "module getter",
+    "global getter",
+  ];
+  const p = WebAssembly.instantiateStreaming(response, imports);
+  assert_array_equals(order, []);
+  const result = await p;
+  assert_WebAssemblyInstantiatedSource(result, {});
+  assert_array_equals(order, expected);
+}, "Synchronous options handling");