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-rw-r--r--js/src/tests/test262/built-ins/DataView/negative-bytelength-throws-sab.js49
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diff --git a/js/src/tests/test262/built-ins/DataView/negative-bytelength-throws-sab.js b/js/src/tests/test262/built-ins/DataView/negative-bytelength-throws-sab.js
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+++ b/js/src/tests/test262/built-ins/DataView/negative-bytelength-throws-sab.js
@@ -0,0 +1,49 @@
+// |reftest| skip-if(!this.hasOwnProperty('SharedArrayBuffer')) -- SharedArrayBuffer is not enabled unconditionally
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// Copyright (C) 2017 Mozilla Corporation. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-dataview-buffer-byteoffset-bytelength
+description: >
+ Throws a RangeError if ToInteger(byteLength) < 0
+info: |
+ 24.2.2.1 DataView (buffer, byteOffset, byteLength )
+
+ ...
+ 8. If byteLength is either not present or undefined, then
+ a. Let viewByteLength be bufferByteLength - offset.
+ 9. Else,
+ a. Let viewByteLength be ? ToIndex(byteLength).
+ ...
+
+ ToIndex ( value )
+
+ 1. If value is undefined, then
+ a. Let index be 0.
+ 2. Else,
+ a. Let integerIndex be ? ToInteger(value).
+ b. If integerIndex < 0, throw a RangeError exception.
+ ...
+features: [SharedArrayBuffer]
+---*/
+
+var buffer = new SharedArrayBuffer(2);
+
+assert.throws(RangeError, function() {
+ new DataView(buffer, 0, -1);
+}, "new DataView(buffer, 0, -1);");
+
+assert.throws(RangeError, function() {
+ new DataView(buffer, 0, -Infinity);
+}, "new DataView(buffer, 0, -Infinity);");
+
+assert.throws(RangeError, function() {
+ new DataView(buffer, 1, -1);
+}, "new DataView(buffer, 1, -1);");
+
+assert.throws(RangeError, function() {
+ new DataView(buffer, 2, -Infinity);
+}, "new DataView(buffer, 2, -Infinity);");
+
+reportCompare(0, 0);