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// Copyright 2018 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.
let TypedArrayConstructors = [
Float64Array,
Float32Array,
Uint32Array,
Int32Array,
Uint16Array,
Int16Array,
Uint8Array,
Uint8ClampedArray,
Int8Array,
];
// Test KeyedStore in uninitialized and monomorphic states.
for (let C of TypedArrayConstructors) {
let keyedSta = function(array) {
var didRun = false;
array[0] = {
valueOf() {
didRun = true;
return 42;
}
};
return { didRun, array };
};
for (var i = 0; i < 3; ++i) {
var { didRun, array } = keyedSta(new C(1));
assertTrue(didRun);
assertEquals(array[0], 42);
// OOB store
// FIXME: Throw a TypeError when storing OOB in a TypedArray.
var { didRun } = keyedSta(new C);
assertTrue(didRun);
}
}
// Test KeyedStore in polymorphic and megamorphic states.
do {
let keyedSta = function(array) {
var didRun = false;
array[0] = {
valueOf() {
didRun = true;
return 42;
}
};
return { didRun, array };
};
for (var i = 0; i < 3; ++i) {
for (var C of TypedArrayConstructors) {
var { didRun, array } = keyedSta(new C(1));
assertTrue(didRun);
assertEquals(array[0], 42);
// OOB store
// FIXME: Throw a TypeError when storing OOB in a TypedArray.
var { didRun } = keyedSta(new C);
assertTrue(didRun);
}
}
} while (false);
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