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'use strict';
const common = require('../common.js');
const { deepEqual, deepStrictEqual, notDeepEqual, notDeepStrictEqual } =
require('assert');
const primValues = {
'string': 'a',
'number': 1,
'object': { 0: 'a' },
'array': [1, 2, 3]
};
const bench = common.createBenchmark(main, {
primitive: Object.keys(primValues),
n: [25],
len: [2e4],
strict: [0, 1],
method: [
'deepEqual_Array',
'notDeepEqual_Array',
'deepEqual_Set',
'notDeepEqual_Set'
]
});
function run(fn, n, actual, expected) {
bench.start();
for (var i = 0; i < n; ++i) {
fn(actual, expected);
}
bench.end(n);
}
function main({ n, len, primitive, method, strict }) {
const prim = primValues[primitive];
const actual = [];
const expected = [];
const expectedWrong = [];
for (var x = 0; x < len; x++) {
actual.push(prim);
expected.push(prim);
expectedWrong.push(prim);
}
expectedWrong.pop();
expectedWrong.push('b');
// Note: primitives are only added once to a set
const actualSet = new Set(actual);
const expectedSet = new Set(expected);
const expectedWrongSet = new Set(expectedWrong);
switch (method) {
// Empty string falls through to next line as default, mostly for tests.
case '':
case 'deepEqual_Array':
run(strict ? deepStrictEqual : deepEqual, n, actual, expected);
break;
case 'notDeepEqual_Array':
run(strict ? notDeepStrictEqual : notDeepEqual, n, actual, expectedWrong);
break;
case 'deepEqual_Set':
run(strict ? deepStrictEqual : deepEqual, n, actualSet, expectedSet);
break;
case 'notDeepEqual_Set':
run(strict ? notDeepStrictEqual : notDeepEqual,
n, actualSet, expectedWrongSet);
break;
default:
throw new Error(`Unsupported method "${method}"`);
}
}
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