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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/TypedArray/prototype/findIndex/this-is-not-typedarray-instance.js | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/findIndex/this-is-not-typedarray-instance.js b/js/src/tests/test262/built-ins/TypedArray/prototype/findIndex/this-is-not-typedarray-instance.js new file mode 100644 index 0000000000..60b87b1561 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/findIndex/this-is-not-typedarray-instance.js @@ -0,0 +1,45 @@ +// 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.findindex +description: > + Throws a TypeError exception when `this` is not a TypedArray instance +info: | + 22.2.3.11 %TypedArray%.prototype.findIndex ( predicate [ , thisArg ] ) + + This function is not generic. ValidateTypedArray is applied to the this value + prior to evaluating the algorithm. If its result is an abrupt completion that + exception is thrown instead of evaluating the algorithm. + + 22.2.3.5.1 Runtime Semantics: ValidateTypedArray ( O ) + + 1. If Type(O) is not Object, throw a TypeError exception. + 2. If O does not have a [[TypedArrayName]] internal slot, throw a TypeError + exception. + ... +includes: [testTypedArray.js] +features: [TypedArray] +---*/ + +var findIndex = TypedArray.prototype.findIndex; +var predicate = function() {}; + +assert.throws(TypeError, function() { + findIndex.call({}, predicate); +}, "this is an Object"); + +assert.throws(TypeError, function() { + findIndex.call([], predicate); +}, "this is an Array"); + +var ab = new ArrayBuffer(8); +assert.throws(TypeError, function() { + findIndex.call(ab, predicate); +}, "this is an ArrayBuffer instance"); + +var dv = new DataView(new ArrayBuffer(8), 0, 1); +assert.throws(TypeError, function() { + findIndex.call(dv, predicate); +}, "this is a DataView instance"); + +reportCompare(0, 0); |