mirror of
https://github.com/shaka-project/shaka-player.git
synced 2026-06-19 16:47:01 +03:00
Aaron Vaage
f8b707aaeb
Update all our code to use |Set| to handle storing and testing unique values. Change-Id: Id809d4d84e4779ae19be58eca96983750c3f3a81
70 lines
2.2 KiB
JavaScript
70 lines
2.2 KiB
JavaScript
/**
|
|
* @license
|
|
* Copyright 2016 Google Inc.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
describe('ArrayUtils', function() {
|
|
const ArrayUtils = shaka.util.ArrayUtils;
|
|
|
|
describe('hasSameElements', function() {
|
|
it('determines same elements', () => {
|
|
expectEqual([], []);
|
|
expectEqual([1, 2, 3], [1, 2, 3]);
|
|
expectEqual([1, 2, 3], [3, 2, 1]);
|
|
expectEqual([1, 1, 2], [1, 2, 1]);
|
|
expectEqual([1, 2, 2, 1], [1, 2, 1, 2]);
|
|
expectEqual([1, NaN, NaN], [NaN, NaN, 1]);
|
|
|
|
expectNotEqual([1], [2]);
|
|
expectNotEqual([1, 2], [1]);
|
|
expectNotEqual([1, 1, 2], [1, 2]);
|
|
expectNotEqual([1, 2], [1, 1, 2]);
|
|
expectNotEqual([1, 2], [1, 2, 3]);
|
|
expectNotEqual([1, 2, 3, 1], [1, 2, 1, 2]);
|
|
});
|
|
|
|
it('handles different types', () => {
|
|
expectEqual(['1', 2], [2, '1']);
|
|
const a = {};
|
|
expectEqual([a], [a]);
|
|
expectEqual([1, a], [a, 1]);
|
|
|
|
expectNotEqual(['f'], [NaN]);
|
|
expectNotEqual([{}], [{}]);
|
|
expectNotEqual([1], [{}]);
|
|
expectNotEqual([1], ['1']);
|
|
});
|
|
|
|
it('allows custom comparer', () => {
|
|
const comp = (a, b) => a.i == b.i;
|
|
expectEqual([{i: 1}], [{i: 1}], comp);
|
|
expectEqual([{i: 1}, {i: 2}], [{i: 2}, {i: 1}], comp);
|
|
expectEqual([{i: 1}, {i: 1}], [{i: 1}, {i: 1}], comp);
|
|
expectEqual([{i: 1, x: 1}], [{i: 1, x: 2}], comp);
|
|
|
|
expectNotEqual([{i: 1}], [{i: 1}, {i: 1}], comp);
|
|
expectNotEqual([{i: 1}], [{i: 2}], comp);
|
|
});
|
|
|
|
function expectEqual(a, b, comp = undefined) {
|
|
expect(ArrayUtils.hasSameElements(a, b, comp)).toBe(true);
|
|
}
|
|
|
|
function expectNotEqual(a, b, comp = undefined) {
|
|
expect(ArrayUtils.hasSameElements(a, b, comp)).toBe(false);
|
|
}
|
|
});
|
|
});
|