LayoutTests/js/script-tests/strict-callback-this.js

description(
"This tests that a call to array/string prototype methods pass the correct this value (undefined) to strict callees."
);

var undefinedString = String(undefined);
var globalObjectString = String(this);

function strictThrowThisString()
{
    "use strict";
    throw String(this);
}

function nonstrictThrowThisString()
{
    throw String(this);
}

function testArrayPrototypeSort(callback)
{
    try {
        [1,2].sort(callback);
    } catch (e) {
        return e;
    }
    return "FAILED";
}

function testArrayPrototypeFilter(callback)
{
    try {
        [1,2].filter(callback);
    } catch (e) {
        return e;
    }
    return "FAILED";
}

function testArrayPrototypeMap(callback)
{
    try {
        [1,2].map(callback);
    } catch (e) {
        return e;
    }
    return "FAILED";
}

function testArrayPrototypeEvery(callback)
{
    try {
        [1,2].every(callback);
    } catch (e) {
        return e;
    }
    return "FAILED";
}

function testArrayPrototypeForEach(callback)
{
    try {
        [1,2].forEach(callback);
    } catch (e) {
        return e;
    }
    return "FAILED";
}

function testArrayPrototypeSome(callback)
{
    try {
        [1,2].some(callback);
    } catch (e) {
        return e;
    }
    return "FAILED";
}

function testStringPrototypeReplace(callback)
{
    try {
        "1,2".replace('1', callback);
    } catch (e) {
        return e;
    }
    return "FAILED";
}

shouldBe('testArrayPrototypeSort(strictThrowThisString)', 'undefinedString');
shouldBe('testArrayPrototypeFilter(strictThrowThisString)', 'undefinedString');
shouldBe('testArrayPrototypeMap(strictThrowThisString)', 'undefinedString');
shouldBe('testArrayPrototypeEvery(strictThrowThisString)', 'undefinedString');
shouldBe('testArrayPrototypeForEach(strictThrowThisString)', 'undefinedString');
shouldBe('testArrayPrototypeSome(strictThrowThisString)', 'undefinedString');
shouldBe('testStringPrototypeReplace(strictThrowThisString)', 'undefinedString');

shouldBe('testArrayPrototypeSort(nonstrictThrowThisString)', 'globalObjectString');
shouldBe('testArrayPrototypeFilter(nonstrictThrowThisString)', 'globalObjectString');
shouldBe('testArrayPrototypeMap(nonstrictThrowThisString)', 'globalObjectString');
shouldBe('testArrayPrototypeEvery(nonstrictThrowThisString)', 'globalObjectString');
shouldBe('testArrayPrototypeForEach(nonstrictThrowThisString)', 'globalObjectString');
shouldBe('testArrayPrototypeSome(nonstrictThrowThisString)', 'globalObjectString');
shouldBe('testStringPrototypeReplace(nonstrictThrowThisString)', 'globalObjectString');