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equals-test.js
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/**
* Copyright (c) 2015-present, Parse, LLC.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
jest.autoMockOff();
const equals = require('../equals').default;
const ParseACL = require('../ParseACL').default;
const ParseFile = require('../ParseFile').default;
const ParseGeoPoint = require('../ParseGeoPoint').default;
const ParseObject = require('../ParseObject').default;
describe('equals', () => {
it('tests equality of primitives', () => {
expect(equals(1, 'string')).toBe(false);
expect(equals(1, true)).toBe(false);
expect(equals(1, undefined)).toBe(false);
expect(equals(1, null)).toBe(false);
expect(equals(1, {})).toBe(false);
expect(equals(1, 4)).toBe(false);
expect(equals(1, 1)).toBe(true);
expect(equals(null, 'string')).toBe(false);
expect(equals(true, 'string')).toBe(false);
expect(equals(undefined, 'string')).toBe(false);
expect(equals(true, 'string')).toBe(false);
expect(equals({}, 'string')).toBe(false);
expect(equals('abc', 'def')).toBe(false);
expect(equals('abc', 'abc')).toBe(true);
expect(equals(false, false)).toBe(true);
expect(equals(true, true)).toBe(true);
expect(equals(true, false)).toBe(false);
expect(equals(null, null)).toBe(true);
expect(equals(undefined, undefined)).toBe(true);
expect(equals(null, undefined)).toBe(false);
});
it('tests equality of objects and arrays', () => {
const a = {};
expect(equals(a, a)).toBe(true);
expect(equals({}, {})).toBe(true);
expect(equals({ a: 1 }, { a: 1 })).toBe(true);
expect(equals({ a: 1 }, { a: 2 })).toBe(false);
expect(equals({ a: 1, b: 2 }, { b: 2, a: 1 })).toBe(true);
expect(equals({ a: 1, b: 2 }, { b: 2 })).toBe(false);
expect(equals({ a: {} }, { a: {} })).toBe(true);
expect(equals([], [])).toBe(true);
expect(equals([], {})).toBe(false);
expect(equals([1, 2, 3], [1, 2, 3])).toBe(true);
expect(equals([1, 2, 3], [3, 2, 1])).toBe(false);
expect(equals([1, 2, 3], [1, 2])).toBe(false);
expect(equals([{ c: 3 }, 2, 1], [{ c: 3 }, 2, 1])).toBe(true);
});
it('tests equality of ACLs', () => {
// Defer to ParseACL tests for the majority of testing
const a = new ParseACL();
const b = new ParseACL();
expect(equals(a, a)).toBe(true);
expect(equals(a, b)).toBe(true);
expect(equals(b, a)).toBe(true);
a.setPublicReadAccess(true);
expect(equals(a, a)).toBe(true);
expect(equals(a, b)).toBe(false);
expect(equals(b, a)).toBe(false);
});
it('tests equality of GeoPoints', () => {
// Defer to ParseGeoPoint tests for the majority of testing
const a = new ParseGeoPoint(40, 40);
expect(equals(a, a)).toBe(true);
let b = new ParseGeoPoint(40, 40);
expect(equals(a, b)).toBe(true);
expect(equals(b, a)).toBe(true);
b = new ParseGeoPoint(50, 40);
expect(equals(a, b)).toBe(false);
expect(equals(b, a)).toBe(false);
});
it('tests equality of Files', () => {
// Defer to ParseFile tests for the majority of testing
let a = new ParseFile('parse.txt', [61, 170, 236, 120]);
let b = new ParseFile('parse.txt', [61, 170, 236, 120]);
expect(equals(a, a)).toBe(true);
// unsaved files are never equal
expect(equals(a, b)).toBe(false);
a = ParseFile.fromJSON({
__type: 'File',
name: 'parse.txt',
url: 'http://files.parsetfss.com/a/parse.txt',
});
b = ParseFile.fromJSON({
__type: 'File',
name: 'parse.txt',
url: 'http://files.parsetfss.com/a/parse.txt',
});
expect(equals(a, b)).toBe(true);
});
it('tests equality of ParseObjects', () => {
// Defer to ParseObject tests for the majority of testing
const a = new ParseObject('Item');
const b = new ParseObject('Item');
expect(equals(a, a)).toBe(true);
expect(equals(a, b)).toBe(false);
a.id = 'myobj';
b.id = 'myobj';
expect(equals(a, b)).toBe(true);
const c = {
__type: 'Pointer',
className: 'Item',
objectId: 'myobj',
};
const d = {
__type: 'Object',
className: 'Item',
objectId: 'myobj',
};
const e = {
__type: 'Unknown',
className: 'Item',
objectId: 'myobj',
};
expect(equals(c, b)).toBe(true);
expect(equals(d, b)).toBe(true);
expect(equals(e, b)).toBe(false);
});
it('tests equality of Date', () => {
const a = new Date('2018-08-09T00:01:53.964Z');
const b = new Date('2018-08-10T00:00:00.000Z');
expect(equals(a, a)).toBe(true);
expect(equals(a, b)).toBe(false);
expect(equals(b, a)).toBe(false);
const c = [];
expect(equals(a, c)).toBe(false);
});
});