thrower in the middle

test/built-ins/Promise/resolve-constructor-trickery.js

@@ -0,0 +1,30 @@
+// Copyright (C) 2018 Leo Balter. All rights reserved.
+// Copyright (C) 2018 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: thrower in the middle
+flags: [async]
+---*/
+
+var throwable = new Test262Error("lol");
+var p = Promise.resolve(42);
+
+Object.defineProperty(p, "constructor", {
+  get() {
+    throw throwable;
+  }
+});
+
+async function fn() {
+  return await p;
+}
+
+fn().then(
+  result => {
+    throw new Test262Error("Promise should be rejected.");
+  },
+  error => {
+    assert.sameValue(error, throwable, "Promise should be rejected with throwable");
+  }
+).then($DONE, $DONE);
+