tenebrous-dicebot/api/node_modules/deep-equal/test/cmp.js

345 lines
6.7 KiB
JavaScript

var test = require('tape');
require('./_tape');
var equal = require('../');
test('equal', function (t) {
t.deepEqualTest(
{ a: [2, 3], b: [4] },
{ a: [2, 3], b: [4] },
'two equal objects',
true,
true,
false
);
t.end();
});
test('not equal', function (t) {
t.deepEqualTest(
{ x: 5, y: [6] },
{ x: 5, y: 6 },
'two inequal objects are',
false,
false
);
t.end();
});
test('nested nulls', function (t) {
t.deepEqualTest(
[null, null, null],
[null, null, null],
'same-length arrays of nulls',
true,
true,
true
);
t.end();
});
test('objects with strings vs numbers', function (t) {
t.deepEqualTest(
[{ a: 3 }, { b: 4 }],
[{ a: '3' }, { b: '4' }],
'objects with equivalent string/number values',
true,
false
);
t.end();
});
test('non-objects', function (t) {
t.deepEqualTest(3, 3, 'same numbers', true, true, true);
t.deepEqualTest('beep', 'beep', 'same strings', true, true, true);
t.deepEqualTest('3', 3, 'numeric string and number', true, false);
t.deepEqualTest('3', [3], 'numeric string and array containing number', false, false);
t.deepEqualTest(3, [3], 'number and array containing number', false, false);
t.end();
});
test('infinities', function (t) {
t.deepEqualTest(Infinity, Infinity, '∞ and ∞', true, true, true);
t.deepEqualTest(-Infinity, -Infinity, '-∞ and -∞', true, true, true);
t.deepEqualTest(Infinity, -Infinity, '∞ and -∞', false, false);
t.end();
});
test('arguments class', function (t) {
function getArgs() {
return arguments;
}
t.ok(
equal(getArgs(1, 2, 3), getArgs(1, 2, 3)),
'equivalent arguments objects are equal'
);
t.deepEqualTest(
getArgs(1, 2, 3),
[1, 2, 3],
'array and arguments with same contents',
false,
false
);
t.end();
});
test('dates', function (t) {
var d0 = new Date(1387585278000);
var d1 = new Date('Fri Dec 20 2013 16:21:18 GMT-0800 (PST)');
t.deepEqualTest(d0, d1, 'equivalent Dates', true, true);
t.end();
});
test('buffers', function (t) {
/* eslint no-buffer-constructor: 1, new-cap: 1 */
t.ok(equal(Buffer('xyz'), Buffer('xyz')), 'buffers with same contents are equal');
t.ok(equal(Buffer('xyz'), Buffer('xyz'), { strict: true }), 'strict: buffers with same contents are equal');
t.deepEqualTest(
Buffer('abc'),
Buffer('xyz'),
'buffers with different contents',
false,
false
);
t.deepEqualTest(
Buffer(''),
[],
'empty buffer and empty array',
false,
false
);
t.end();
});
test('booleans and arrays', function (t) {
t.deepEqualTest(
true,
[],
'true and an empty array',
false,
false
);
t.deepEqualTest(
false,
[],
'false and an empty array',
true,
false
);
t.end();
});
test('arrays initiated', function (t) {
var a0 = [
undefined,
null,
-1,
0,
1,
false,
true,
undefined,
'',
'abc',
null,
undefined
],
a1 = [
undefined,
null,
-1,
0,
1,
false,
true,
undefined,
'',
'abc',
null,
undefined
];
t.ok(equal(a0, a1));
t.end();
});
// eslint-disable-next-line max-statements
test('arrays assigned', function (t) {
var a0 = [
undefined,
null,
-1,
0,
1,
false,
true,
undefined,
'',
'abc',
null,
undefined
];
var a1 = [];
a1[0] = undefined;
a1[1] = null;
a1[2] = -1;
a1[3] = 0;
a1[4] = 1;
a1[5] = false;
a1[6] = true;
a1[7] = undefined;
a1[8] = '';
a1[9] = 'abc';
a1[10] = null;
a1[11] = undefined;
a1.length = 12;
t.deepEqualTest(a0, a1, 'a literal array and an assigned array', true, true);
t.end();
});
// eslint-disable-next-line max-statements
test('arrays push', function (t) {
var a0 = [
undefined,
null,
-1,
0,
1,
false,
true,
undefined,
'',
'abc',
null,
undefined
],
a1 = [];
a1.push(undefined);
a1.push(null);
a1.push(-1);
a1.push(0);
a1.push(1);
a1.push(false);
a1.push(true);
a1.push(undefined);
a1.push('');
a1.push('abc');
a1.push(null);
a1.push(undefined);
a1.length = 12;
t.deepEqualTest(a0, a1, 'a literal array and a pushed array', true, true);
t.end();
});
test('null == undefined', function (t) {
t.deepEqualTest(null, undefined, 'null and undefined', true, false);
t.end();
});
test('NaNs', function (t) {
t.notOk(equal(NaN, NaN), 'NaN is not NaN');
t.ok(equal(NaN, NaN, { strict: true }), 'strict: NaN is NaN');
t.notOk(equal({ a: NaN }, { a: NaN }), 'two equiv objects with a NaN value are not equiv');
t.ok(equal({ a: NaN }, { a: NaN }, { strict: true }), 'strict: two equiv objects with a NaN value are equiv');
t.notOk(equal(NaN, 1), 'NaN !== 1');
t.notOk(equal(NaN, 1, { strict: true }), 'strict: NaN !== 1');
t.end();
});
test('zeroes', function (t) {
t.deepEqualTest(0, -0, '0 and -0', true, false);
t.deepEqualTest({ a: 0 }, { a: -0 }, 'two objects with a same-keyed 0/-0 value', true, false);
t.end();
});
test('Object.create', { skip: !Object.create }, function (t) {
var a = { a: 'A' };
var b = Object.create(a);
b.b = 'B';
var c = Object.create(a);
c.b = 'C';
t.deepEqualTest(
b,
c,
'two objects with the same [[Prototype]] but a different own property',
false,
false
);
t.end();
});
test('Object.create(null)', { skip: !Object.create }, function (t) {
t.deepEqualTest(
Object.create(null),
Object.create(null),
'two empty null objects',
true,
true,
true
);
t.deepEqualTest(
Object.create(null, { a: { value: 'b' } }),
Object.create(null, { a: { value: 'b' } }),
'two null objects with the same property pair',
true,
true,
true
);
t.end();
});
test('regexes vs dates', function (t) {
var d = new Date(1387585278000);
var r = /abc/;
t.deepEqualTest(d, r, 'Date and RegExp', false, false);
t.end();
});
test('regexen', function (t) {
t.deepEqualTest(/abc/, /xyz/, 'two different regexes', false, false);
t.deepEqualTest(/abc/, /abc/, 'two abc regexes', true, true, false);
t.deepEqualTest(/xyz/, /xyz/, 'two xyz regexes', true, true, false);
t.end();
});
test('arrays and objects', function (t) {
t.deepEqualTest([], {}, 'empty array and empty object', true, true);
t.deepEqualTest([], { length: 0 }, 'empty array and empty arraylike object', false, false);
t.deepEqualTest([1], { 0: 1 }, 'array and similar object', true, true);
t.end();
});
test('functions', function (t) {
function f() {}
t.deepEqualTest(f, f, 'a function and itself', true, true, true);
t.deepEqualTest(function () {}, function () {}, 'two distinct functions', false, false, true);
t.end();
});