colorful-assert working in nodejs, make your assert colorful assert(value, message, break) value == true assert.equal(actual, expected, message, break) == assert.notEqual(actual, expected, message, break) != assert.strictEqual(actual, expected, message, break) === assert.notStrictEqual(actual, expected, message, break) !== assert.deepEqual(actual, expected, message, break) [{ a: 1 }] == [{ a: 1 }] assert.notDeepEqual(actual, expected, message, break) [{ a: 1 }] != [{ a: 1 }]