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// Copyright 2015 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --allow-natives-syntax
var typedArrayConstructors = [
Uint8Array,
Int8Array,
Uint16Array,
Int16Array,
Uint32Array,
Int32Array,
Uint8ClampedArray,
Float32Array,
Float64Array
];
var tmp = {
[Symbol.toPrimitive]() {
assertUnreachable("Parameter should not be processed when " +
"array.[[ViewedArrayBuffer]] is detached.");
return 0;
}
};
for (var constructor of typedArrayConstructors) {
var array = new constructor([1, 2, 3, 1, 2, 3, 1, 2, 3, 1, 2, 3]);
// ----------------------------------------------------------------------
// %TypedArray%.prototype.indexOf.
// ----------------------------------------------------------------------
// Negative cases.
assertEquals(-1, new constructor([]).indexOf(1));
assertEquals(-1, array.indexOf(4));
assertEquals(-1, array.indexOf(3, array.length));
assertEquals(2, array.indexOf(3));
// Negative index out of range.
assertEquals(0, array.indexOf(1, -17));
// Negative index in rage.
assertEquals(3, array.indexOf(1, -11));
// Index in range.
assertEquals(3, array.indexOf(1, 1));
assertEquals(3, array.indexOf(1, 3));
assertEquals(6, array.indexOf(1, 4));
// Basic TypedArray function properties
assertEquals(1, array.indexOf.length);
assertThrows(function(){ array.indexOf.call([1], 1); }, TypeError);
Object.defineProperty(array, 'length', {value: 1});
assertEquals(array.indexOf(2), 1);
// Index of infinite value
array = new constructor([NaN, 2, 3, +Infinity, -Infinity, 5, 6]);
if (constructor == Float32Array || constructor == Float64Array) {
assertEquals(3, array.indexOf(Infinity));
assertEquals(4, array.indexOf(-Infinity));
} else {
assertEquals(-1, array.indexOf(Infinity));
assertEquals(-1, array.indexOf(-Infinity));
}
assertEquals(-1, array.indexOf(NaN));
// Detached Operation
var array = new constructor([1, 2, 3, 4, 5, 6, 7, 8, 9, 10]);
%ArrayBufferDetach(array.buffer);
assertThrows(() => array.indexOf(tmp), TypeError);
// ----------------------------------------------------------------------
// %TypedArray%.prototype.lastIndexOf.
// ----------------------------------------------------------------------
array = new constructor([1, 2, 3, 1, 2, 3, 1, 2, 3, 1, 2, 3]);
// Negative cases.
assertEquals(-1, new constructor([]).lastIndexOf(1));
assertEquals(-1, array.lastIndexOf(1, -17));
assertEquals(9, array.lastIndexOf(1));
// Index out of range.
assertEquals(9, array.lastIndexOf(1, array.length));
// Index in range.
assertEquals(0, array.lastIndexOf(1, 2));
assertEquals(3, array.lastIndexOf(1, 4));
assertEquals(3, array.lastIndexOf(1, 3));
// Negative index in range.
assertEquals(0, array.lastIndexOf(1, -11));
// Basic TypedArray function properties
assertEquals(1, array.lastIndexOf.length);
assertThrows(function(){ array.lastIndexOf.call([1], 1); }, TypeError);
Object.defineProperty(array, 'length', {value: 1});
assertEquals(array.lastIndexOf(2), 10);
delete array.length;
// Index of infinite value
array = new constructor([NaN, 2, 3, +Infinity, -Infinity, 5, 6]);
if (constructor == Float32Array || constructor == Float64Array) {
assertEquals(3, array.lastIndexOf(Infinity));
assertEquals(4, array.lastIndexOf(-Infinity));
} else {
assertEquals(-1, array.lastIndexOf(Infinity));
assertEquals(-1, array.lastIndexOf(-Infinity));
}
assertEquals(-1, array.lastIndexOf(NaN));
// Detached Operation
var array = new constructor([1, 2, 3, 4, 5, 6, 7, 8, 9, 10]);
%ArrayBufferDetach(array.buffer);
assertThrows(() => array.lastIndexOf(tmp), TypeError);
}
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