Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 46 insertions, 0 deletions

diff --git a/js/src/tests/test262/built-ins/Atomics/wait/null-bufferdata-throws.js b/js/src/tests/test262/built-ins/Atomics/wait/null-bufferdata-throws.js
new file mode 100644
index 0000000000..0b8ab82185
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Atomics/wait/null-bufferdata-throws.js
@@ -0,0 +1,46 @@
+// |reftest| skip-if(!this.hasOwnProperty('Atomics')) -- Atomics is not enabled unconditionally
+// Copyright (C) 2018 Amal Hussein. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-atomics.wait
+description: >
+  A null value for bufferData (detached) throws a TypeError
+info: |
+  Atomics.wait( typedArray, index, value, timeout )
+
+  Let buffer be ? ValidateIntegerTypedArray(typedArray, true).
+  ...
+
+    Let buffer be ? ValidateTypedArray(typedArray).
+    ...
+
+      If IsDetachedBuffer(buffer) is true, throw a TypeError exception.
+      ...
+
+        If arrayBuffer.[[ArrayBufferData]] is null, return true.
+
+includes: [detachArrayBuffer.js]
+features: [ArrayBuffer, Atomics, TypedArray]
+---*/
+
+const i32a = new Int32Array(
+  new ArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4)
+);
+
+const poisoned = {
+  valueOf: function() {
+    throw new Test262Error('should not evaluate this code');
+  }
+};
+
+try {
+  $DETACHBUFFER(i32a.buffer); // Detaching a non-shared ArrayBuffer sets the [[ArrayBufferData]] value to null
+} catch (error) {
+  throw new Test262Error(`An unexpected error occurred when detaching ArrayBuffer: ${error.message}`);
+}
+
+assert.throws(TypeError, function() {
+  Atomics.wait(i32a, poisoned, poisoned, poisoned);
+}, '`Atomics.wait(i32a, poisoned, poisoned, poisoned)` throws TypeError');
+
+reportCompare(0, 0);