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-rw-r--r--js/src/tests/test262/built-ins/AsyncIteratorPrototype/Symbol.asyncIterator/return-val.js33
1 files changed, 33 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/AsyncIteratorPrototype/Symbol.asyncIterator/return-val.js b/js/src/tests/test262/built-ins/AsyncIteratorPrototype/Symbol.asyncIterator/return-val.js
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index 0000000000..5569217568
--- /dev/null
+++ b/js/src/tests/test262/built-ins/AsyncIteratorPrototype/Symbol.asyncIterator/return-val.js
@@ -0,0 +1,33 @@
+// Copyright (C) 2018 Valerie Young. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-asynciteratorprototype-asynciterator
+description: Return value of @@asyncIterator
+info: |
+ %AsyncIteratorPrototype% [ @@asyncIterator ] ( )
+ 1. Return the this value.
+features: [Symbol.asyncIterator, async-iteration]
+---*/
+
+async function* generator() {}
+const AsyncIteratorPrototype = Object.getPrototypeOf(Object.getPrototypeOf(generator.prototype))
+const getAsyncIterator = AsyncIteratorPrototype[Symbol.asyncIterator];
+
+const thisValues = [
+ {},
+ Symbol(),
+ 4,
+ 4n,
+ true,
+ undefined,
+ null,
+];
+
+for (const thisValue of thisValues) {
+ assert.sameValue(
+ getAsyncIterator.call(thisValue),
+ thisValue
+ );
+}
+
+reportCompare(0, 0);