mirror of
https://github.com/jerryscript-project/jerryscript.git
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88 lines
2.3 KiB
JavaScript
88 lines
2.3 KiB
JavaScript
// Copyright 2015 Samsung Electronics Co., Ltd.
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// Copyright 2015 University of Szeged.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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var obj = {};
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var array = ["foo", 19, "bar", obj, "foo", 29, "baz"];
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var index = array.indexOf("foo");
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assert(index === 0);
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assert(array[index] === "foo");
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assert(array.indexOf("foo", 1) === 4);
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assert(array.indexOf("foo", 5) === -1);
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var index = array.indexOf("baz");
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assert(index === 6);
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assert(array[index] === "baz");
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assert(array.indexOf("baz", 7) === -1);
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var index = array.indexOf(obj);
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assert(index === 3);
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assert(array[index] === obj);
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assert(array.indexOf("foo", NaN) === 0);
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assert(array.indexOf("foo", Infinity) === -1);
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assert(array.indexOf("foo", -Infinity) === 0);
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// Checking behavior when length is zero
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var obj = { indexOf : Array.prototype.indexOf, length : 0 };
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assert(obj.indexOf("foo") === -1);
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// Checking behavior when start index >= length
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var arr = [11, 22, 33, 44];
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assert(arr.indexOf(44, 4) === -1);
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var fromIndex = {
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toString: function () {
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return {};
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},
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valueOf: function () {
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return {};
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}
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};
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try {
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[0, 1].indexOf(1, fromIndex);
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assert(false);
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} catch (e) {
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assert(e instanceof TypeError);
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}
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// Checking behavior when unable to get length
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var obj = { indexOf : Array.prototype.indexOf}
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Object.defineProperty(obj, 'length', { 'get' : function () { throw new ReferenceError ("foo"); } });
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try {
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obj.indexOf("bar");
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assert(false);
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} catch (e) {
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assert(e.message === "foo");
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assert(e instanceof ReferenceError);
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}
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// Checking behavior when unable to get element
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var obj = { indexOf : Array.prototype.indexOf, length : 1}
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Object.defineProperty(obj, '0', { 'get' : function () { throw new ReferenceError ("foo"); } });
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try {
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obj.indexOf("bar");
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assert(false);
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} catch (e) {
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assert(e.message === "foo");
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assert(e instanceof ReferenceError);
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}
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