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+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-%typedarray%.prototype.subarray
+description: Throws a TypeError creating a new instance with a detached buffer
+info: |
+ 22.2.3.27 %TypedArray%.prototype.subarray( begin , end )
+
+ ...
+ 7. Let relativeBegin be ? ToInteger(begin).
+ ...
+ 9. If end is undefined, let relativeEnd be srcLength; else, let relativeEnd be
+ ? ToInteger(end).
+ ...
+ 17. Return ? TypedArraySpeciesCreate(O, argumentsList).
+
+ 22.2.4.7 TypedArraySpeciesCreate ( exemplar, argumentList )
+
+ ...
+ 3. Let constructor be ? SpeciesConstructor(exemplar, defaultConstructor).
+ 4. Return ? TypedArrayCreate(constructor, argumentList).
+
+ 22.2.4.6 TypedArrayCreate ( constructor, argumentList )
+
+ 1. Let newTypedArray be ? Construct(constructor, argumentList).
+ ...
+
+ 22.2.4.5 TypedArray ( buffer [ , byteOffset [ , length ] ] )
+
+ ...
+ 11. If IsDetachedBuffer(buffer) is true, throw a TypeError exception.
+ ...
+includes: [testBigIntTypedArray.js, detachArrayBuffer.js]
+features: [BigInt, TypedArray]
+---*/
+
+var begin, end;
+
+var o1 = {
+ valueOf: function() {
+ begin = true;
+ return 0;
+ }
+};
+
+var o2 = {
+ valueOf: function() {
+ end = true;
+ return 2;
+ }
+};
+
+testWithBigIntTypedArrayConstructors(function(TA) {
+ var sample = new TA(2);
+ begin = false;
+ end = false;
+
+ $DETACHBUFFER(sample.buffer);
+ assert.throws(TypeError, function() {
+ sample.subarray(o1, o2);
+ });
+
+ assert(begin, "observable ToInteger(begin)");
+ assert(end, "observable ToInteger(end)");
+});