mirror of https://gitee.com/openkylin/nodejs.git
1417 lines
35 KiB
JavaScript
1417 lines
35 KiB
JavaScript
// Flags: --expose-internals
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// Copyright Joyent, Inc. and other Node contributors.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to permit
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// persons to whom the Software is furnished to do so, subject to the
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// following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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// USE OR OTHER DEALINGS IN THE SOFTWARE.
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'use strict';
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const common = require('../common');
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const assert = require('assert');
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const { inspect } = require('util');
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const { internalBinding } = require('internal/test/binding');
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const a = assert;
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// Disable colored output to prevent color codes from breaking assertion
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// message comparisons. This should only be an issue when process.stdout
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// is a TTY.
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if (process.stdout.isTTY)
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process.env.NODE_DISABLE_COLORS = '1';
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const strictEqualMessageStart = 'Expected values to be strictly equal:\n';
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const start = 'Expected values to be strictly deep-equal:';
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const actExp = '+ actual - expected';
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assert.ok(a.AssertionError.prototype instanceof Error,
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'a.AssertionError instanceof Error');
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assert.throws(() => a(false), a.AssertionError, 'ok(false)');
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assert.throws(() => a.ok(false), a.AssertionError, 'ok(false)');
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// Throw message if the message is instanceof Error.
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{
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let threw = false;
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try {
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assert.ok(false, new Error('ok(false)'));
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} catch (e) {
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threw = true;
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assert.ok(e instanceof Error);
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}
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assert.ok(threw, 'Error: ok(false)');
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}
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a(true);
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a('test', 'ok(\'test\')');
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a.ok(true);
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a.ok('test');
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assert.throws(() => a.equal(true, false),
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a.AssertionError, 'equal(true, false)');
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a.equal(null, null);
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a.equal(undefined, undefined);
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a.equal(null, undefined);
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a.equal(true, true);
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a.equal(2, '2');
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a.notEqual(true, false);
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assert.throws(() => a.notEqual(true, true),
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a.AssertionError, 'notEqual(true, true)');
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assert.throws(() => a.strictEqual(2, '2'),
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a.AssertionError, 'strictEqual(2, \'2\')');
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/* eslint-disable no-restricted-syntax */
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assert.throws(() => a.strictEqual(null, undefined),
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a.AssertionError, 'strictEqual(null, undefined)');
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assert.throws(
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() => a.notStrictEqual(2, 2),
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{
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message: 'Expected "actual" to be strictly unequal to: 2',
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name: 'AssertionError'
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}
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);
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assert.throws(
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() => a.notStrictEqual('a '.repeat(30), 'a '.repeat(30)),
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{
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message: 'Expected "actual" to be strictly unequal to:\n\n' +
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`'${'a '.repeat(30)}'`,
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name: 'AssertionError'
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}
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);
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assert.throws(
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() => a.notEqual(1, 1),
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{
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message: '1 != 1',
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operator: '!='
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}
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);
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a.notStrictEqual(2, '2');
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// Testing the throwing.
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function thrower(errorConstructor) {
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throw new errorConstructor({});
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}
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// The basic calls work.
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assert.throws(() => thrower(a.AssertionError), a.AssertionError, 'message');
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assert.throws(() => thrower(a.AssertionError), a.AssertionError);
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assert.throws(() => thrower(a.AssertionError));
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// If not passing an error, catch all.
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assert.throws(() => thrower(TypeError));
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// When passing a type, only catch errors of the appropriate type.
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{
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let threw = false;
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try {
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a.throws(() => thrower(TypeError), a.AssertionError);
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} catch (e) {
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threw = true;
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assert.ok(e instanceof TypeError, 'type');
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}
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assert.ok(threw, 'a.throws with an explicit error is eating extra errors');
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}
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// doesNotThrow should pass through all errors.
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{
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let threw = false;
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try {
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a.doesNotThrow(() => thrower(TypeError), a.AssertionError);
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} catch (e) {
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threw = true;
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assert.ok(e instanceof TypeError);
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}
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assert(threw, 'a.doesNotThrow with an explicit error is eating extra errors');
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}
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// Key difference is that throwing our correct error makes an assertion error.
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{
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let threw = false;
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try {
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a.doesNotThrow(() => thrower(TypeError), TypeError);
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} catch (e) {
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threw = true;
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assert.ok(e instanceof a.AssertionError);
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assert.ok(!e.stack.includes('at Function.doesNotThrow'));
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}
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assert.ok(threw, 'a.doesNotThrow is not catching type matching errors');
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}
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assert.throws(
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() => a.doesNotThrow(() => thrower(Error), 'user message'),
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{
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name: 'AssertionError',
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code: 'ERR_ASSERTION',
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operator: 'doesNotThrow',
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message: 'Got unwanted exception: user message\n' +
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'Actual message: "[object Object]"'
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}
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);
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assert.throws(
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() => a.doesNotThrow(() => thrower(Error)),
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{
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code: 'ERR_ASSERTION',
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message: 'Got unwanted exception.\nActual message: "[object Object]"'
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}
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);
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assert.throws(
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() => a.doesNotThrow(() => thrower(Error), /\[[a-z]{6}\s[A-z]{6}\]/g, 'user message'),
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{
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name: 'AssertionError',
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code: 'ERR_ASSERTION',
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operator: 'doesNotThrow',
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message: 'Got unwanted exception: user message\n' +
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'Actual message: "[object Object]"'
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}
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);
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// Make sure that validating using constructor really works.
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{
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let threw = false;
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try {
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assert.throws(
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() => {
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throw ({}); // eslint-disable-line no-throw-literal
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},
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Array
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);
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} catch {
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threw = true;
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}
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assert.ok(threw, 'wrong constructor validation');
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}
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// Use a RegExp to validate the error message.
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{
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a.throws(() => thrower(TypeError), /\[object Object\]/);
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const symbol = Symbol('foo');
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a.throws(() => {
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throw symbol;
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}, /foo/);
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a.throws(() => {
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a.throws(() => {
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throw symbol;
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}, /abc/);
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}, {
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message: 'The input did not match the regular expression /abc/. ' +
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"Input:\n\n'Symbol(foo)'\n",
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code: 'ERR_ASSERTION',
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operator: 'throws',
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actual: symbol,
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expected: /abc/
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});
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}
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// Use a fn to validate the error object.
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a.throws(() => thrower(TypeError), (err) => {
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if ((err instanceof TypeError) && /\[object Object\]/.test(err)) {
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return true;
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}
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});
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// https://github.com/nodejs/node/issues/3188
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{
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let threw = false;
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let AnotherErrorType;
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try {
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const ES6Error = class extends Error {};
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AnotherErrorType = class extends Error {};
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assert.throws(() => { throw new AnotherErrorType('foo'); }, ES6Error);
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} catch (e) {
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threw = true;
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assert(e instanceof AnotherErrorType,
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`expected AnotherErrorType, received ${e}`);
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}
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assert.ok(threw);
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}
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// Check messages from assert.throws().
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{
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const noop = () => {};
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assert.throws(
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() => { a.throws((noop)); },
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{
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code: 'ERR_ASSERTION',
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message: 'Missing expected exception.',
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operator: 'throws',
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actual: undefined,
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expected: undefined
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});
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assert.throws(
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() => { a.throws(noop, TypeError); },
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{
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code: 'ERR_ASSERTION',
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message: 'Missing expected exception (TypeError).',
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actual: undefined,
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expected: TypeError
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});
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assert.throws(
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() => { a.throws(noop, 'fhqwhgads'); },
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{
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code: 'ERR_ASSERTION',
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message: 'Missing expected exception: fhqwhgads',
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actual: undefined,
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expected: undefined
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});
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assert.throws(
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() => { a.throws(noop, TypeError, 'fhqwhgads'); },
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{
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code: 'ERR_ASSERTION',
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message: 'Missing expected exception (TypeError): fhqwhgads',
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actual: undefined,
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expected: TypeError
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});
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let threw = false;
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try {
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a.throws(noop);
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} catch (e) {
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threw = true;
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assert.ok(e instanceof a.AssertionError);
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assert.ok(!e.stack.includes('at Function.throws'));
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}
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assert.ok(threw);
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}
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const circular = { y: 1 };
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circular.x = circular;
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function testAssertionMessage(actual, expected, msg) {
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assert.throws(
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() => assert.strictEqual(actual, ''),
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{
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generatedMessage: true,
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message: msg || strictEqualMessageStart +
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`+ actual - expected\n\n+ ${expected}\n- ''`
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}
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);
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}
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function testShortAssertionMessage(actual, expected) {
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testAssertionMessage(actual, expected, strictEqualMessageStart +
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`\n${inspect(actual)} !== ''\n`);
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}
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testShortAssertionMessage(null, 'null');
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testShortAssertionMessage(true, 'true');
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testShortAssertionMessage(false, 'false');
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testShortAssertionMessage(100, '100');
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testShortAssertionMessage(NaN, 'NaN');
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testShortAssertionMessage(Infinity, 'Infinity');
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testShortAssertionMessage('a', '"a"');
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testShortAssertionMessage('foo', '\'foo\'');
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testShortAssertionMessage(0, '0');
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testShortAssertionMessage(Symbol(), 'Symbol()');
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testShortAssertionMessage(undefined, 'undefined');
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testShortAssertionMessage(-Infinity, '-Infinity');
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testShortAssertionMessage(function() {}, '[Function]');
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testAssertionMessage([], '[]');
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testAssertionMessage(/a/, '/a/');
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testAssertionMessage(/abc/gim, '/abc/gim');
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testAssertionMessage({}, '{}');
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testAssertionMessage([1, 2, 3], '[\n+ 1,\n+ 2,\n+ 3\n+ ]');
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testAssertionMessage(function f() {}, '[Function: f]');
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testAssertionMessage(circular,
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'{\n+ x: [Circular],\n+ y: 1\n+ }');
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testAssertionMessage({ a: undefined, b: null },
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'{\n+ a: undefined,\n+ b: null\n+ }');
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testAssertionMessage({ a: NaN, b: Infinity, c: -Infinity },
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'{\n+ a: NaN,\n+ b: Infinity,\n+ c: -Infinity\n+ }');
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// https://github.com/nodejs/node-v0.x-archive/issues/5292
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assert.throws(
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() => assert.strictEqual(1, 2),
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{
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message: `${strictEqualMessageStart}\n1 !== 2\n`,
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generatedMessage: true
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}
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);
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assert.throws(
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() => assert.strictEqual(1, 2, 'oh no'),
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{
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message: 'oh no',
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generatedMessage: false
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}
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);
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{
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let threw = false;
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const rangeError = new RangeError('my range');
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// Verify custom errors.
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try {
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assert.strictEqual(1, 2, rangeError);
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} catch (e) {
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assert.strictEqual(e, rangeError);
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threw = true;
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assert.ok(e instanceof RangeError, 'Incorrect error type thrown');
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}
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assert.ok(threw);
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threw = false;
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|
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// Verify AssertionError is the result from doesNotThrow with custom Error.
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try {
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a.doesNotThrow(() => {
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throw new TypeError('wrong type');
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}, TypeError, rangeError);
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||
} catch (e) {
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threw = true;
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assert.ok(e.message.includes(rangeError.message));
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assert.ok(e instanceof assert.AssertionError);
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assert.ok(!e.stack.includes('doesNotThrow'), e);
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}
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assert.ok(threw);
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}
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||
|
||
{
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// Verify that throws() and doesNotThrow() throw on non-functions.
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||
const testBlockTypeError = (method, fn) => {
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||
assert.throws(
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() => method(fn),
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{
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code: 'ERR_INVALID_ARG_TYPE',
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name: 'TypeError',
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message: 'The "fn" argument must be of type function.' +
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common.invalidArgTypeHelper(fn)
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}
|
||
);
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};
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||
testBlockTypeError(assert.throws, 'string');
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testBlockTypeError(assert.doesNotThrow, 'string');
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testBlockTypeError(assert.throws, 1);
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testBlockTypeError(assert.doesNotThrow, 1);
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||
testBlockTypeError(assert.throws, true);
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||
testBlockTypeError(assert.doesNotThrow, true);
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||
testBlockTypeError(assert.throws, false);
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||
testBlockTypeError(assert.doesNotThrow, false);
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||
testBlockTypeError(assert.throws, []);
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||
testBlockTypeError(assert.doesNotThrow, []);
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||
testBlockTypeError(assert.throws, {});
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||
testBlockTypeError(assert.doesNotThrow, {});
|
||
testBlockTypeError(assert.throws, /foo/);
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||
testBlockTypeError(assert.doesNotThrow, /foo/);
|
||
testBlockTypeError(assert.throws, null);
|
||
testBlockTypeError(assert.doesNotThrow, null);
|
||
testBlockTypeError(assert.throws, undefined);
|
||
testBlockTypeError(assert.doesNotThrow, undefined);
|
||
}
|
||
|
||
// https://github.com/nodejs/node/issues/3275
|
||
// eslint-disable-next-line no-throw-literal
|
||
assert.throws(() => { throw 'error'; }, (err) => err === 'error');
|
||
assert.throws(() => { throw new Error(); }, (err) => err instanceof Error);
|
||
|
||
// Long values should be truncated for display.
|
||
assert.throws(() => {
|
||
assert.strictEqual('A'.repeat(1000), '');
|
||
}, (err) => {
|
||
assert.strictEqual(err.code, 'ERR_ASSERTION');
|
||
assert.strictEqual(err.message,
|
||
`${strictEqualMessageStart}+ actual - expected\n\n` +
|
||
`+ '${'A'.repeat(1000)}'\n- ''`);
|
||
assert.strictEqual(err.actual.length, 1000);
|
||
assert.ok(inspect(err).includes(`actual: '${'A'.repeat(488)}...'`));
|
||
return true;
|
||
});
|
||
|
||
// Output that extends beyond 10 lines should also be truncated for display.
|
||
{
|
||
const multilineString = 'fhqwhgads\n'.repeat(15);
|
||
assert.throws(() => {
|
||
assert.strictEqual(multilineString, '');
|
||
}, (err) => {
|
||
assert.strictEqual(err.code, 'ERR_ASSERTION');
|
||
assert.strictEqual(err.message.split('\n').length, 19);
|
||
assert.strictEqual(err.actual.split('\n').length, 16);
|
||
assert.ok(inspect(err).includes(
|
||
"actual: 'fhqwhgads\\n' +\n" +
|
||
" 'fhqwhgads\\n' +\n".repeat(9) +
|
||
" '...'"));
|
||
return true;
|
||
});
|
||
}
|
||
|
||
{
|
||
// Bad args to AssertionError constructor should throw TypeError.
|
||
const args = [1, true, false, '', null, Infinity, Symbol('test'), undefined];
|
||
args.forEach((input) => {
|
||
assert.throws(
|
||
() => new assert.AssertionError(input),
|
||
{
|
||
code: 'ERR_INVALID_ARG_TYPE',
|
||
name: 'TypeError',
|
||
message: 'The "options" argument must be of type object.' +
|
||
common.invalidArgTypeHelper(input)
|
||
});
|
||
});
|
||
}
|
||
|
||
assert.throws(
|
||
() => assert.strictEqual(new Error('foo'), new Error('foobar')),
|
||
{
|
||
code: 'ERR_ASSERTION',
|
||
name: 'AssertionError',
|
||
message: 'Expected "actual" to be reference-equal to "expected":\n' +
|
||
'+ actual - expected\n\n' +
|
||
'+ [Error: foo]\n- [Error: foobar]'
|
||
}
|
||
);
|
||
|
||
// Test strict assert.
|
||
{
|
||
const a = require('assert');
|
||
const assert = require('assert').strict;
|
||
/* eslint-disable no-restricted-properties */
|
||
assert.throws(() => assert.equal(1, true), assert.AssertionError);
|
||
assert.notEqual(0, false);
|
||
assert.throws(() => assert.deepEqual(1, true), assert.AssertionError);
|
||
assert.notDeepEqual(0, false);
|
||
assert.equal(assert.strict, assert.strict.strict);
|
||
assert.equal(assert.equal, assert.strictEqual);
|
||
assert.equal(assert.deepEqual, assert.deepStrictEqual);
|
||
assert.equal(assert.notEqual, assert.notStrictEqual);
|
||
assert.equal(assert.notDeepEqual, assert.notDeepStrictEqual);
|
||
assert.equal(Object.keys(assert).length, Object.keys(a).length);
|
||
assert(7);
|
||
assert.throws(
|
||
() => assert(...[]),
|
||
{
|
||
message: 'No value argument passed to `assert.ok()`',
|
||
name: 'AssertionError',
|
||
generatedMessage: true
|
||
}
|
||
);
|
||
assert.throws(
|
||
() => a(),
|
||
{
|
||
message: 'No value argument passed to `assert.ok()`',
|
||
name: 'AssertionError'
|
||
}
|
||
);
|
||
|
||
// Test setting the limit to zero and that assert.strict works properly.
|
||
const tmpLimit = Error.stackTraceLimit;
|
||
Error.stackTraceLimit = 0;
|
||
assert.throws(
|
||
() => {
|
||
assert.ok(
|
||
typeof 123 === 'string'
|
||
);
|
||
},
|
||
{
|
||
code: 'ERR_ASSERTION',
|
||
constructor: assert.AssertionError,
|
||
message: 'The expression evaluated to a falsy value:\n\n ' +
|
||
"assert.ok(\n typeof 123 === 'string'\n )\n"
|
||
}
|
||
);
|
||
Error.stackTraceLimit = tmpLimit;
|
||
|
||
// Test error diffs.
|
||
let message = [
|
||
start,
|
||
`${actExp} ... Lines skipped`,
|
||
'',
|
||
' [',
|
||
' [',
|
||
' [',
|
||
' 1,',
|
||
' 2,',
|
||
'+ 3',
|
||
"- '3'",
|
||
' ]',
|
||
'...',
|
||
' 4,',
|
||
' 5',
|
||
' ]'].join('\n');
|
||
assert.throws(
|
||
() => assert.deepEqual([[[1, 2, 3]], 4, 5], [[[1, 2, '3']], 4, 5]),
|
||
{ message });
|
||
|
||
message = [
|
||
start,
|
||
`${actExp} ... Lines skipped`,
|
||
'',
|
||
' [',
|
||
' 1,',
|
||
'...',
|
||
' 1,',
|
||
' 0,',
|
||
'- 1,',
|
||
' 1,',
|
||
'...',
|
||
' 1,',
|
||
' 1',
|
||
' ]'
|
||
].join('\n');
|
||
assert.throws(
|
||
() => assert.deepEqual(
|
||
[1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1],
|
||
[1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1]),
|
||
{ message });
|
||
|
||
message = [
|
||
start,
|
||
`${actExp} ... Lines skipped`,
|
||
'',
|
||
' [',
|
||
' 1,',
|
||
'...',
|
||
' 1,',
|
||
' 0,',
|
||
'+ 1,',
|
||
' 1,',
|
||
' 1,',
|
||
' 1',
|
||
' ]'
|
||
].join('\n');
|
||
assert.throws(
|
||
() => assert.deepEqual(
|
||
[1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1],
|
||
[1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1]),
|
||
{ message });
|
||
|
||
message = [
|
||
start,
|
||
actExp,
|
||
'',
|
||
' [',
|
||
' 1,',
|
||
'+ 2,',
|
||
'- 1,',
|
||
' 1,',
|
||
' 1,',
|
||
' 0,',
|
||
'+ 1,',
|
||
' 1',
|
||
' ]'
|
||
].join('\n');
|
||
assert.throws(
|
||
() => assert.deepEqual(
|
||
[1, 2, 1, 1, 0, 1, 1],
|
||
[1, 1, 1, 1, 0, 1]),
|
||
{ message });
|
||
|
||
message = [
|
||
start,
|
||
actExp,
|
||
'',
|
||
'+ [',
|
||
'+ 1,',
|
||
'+ 2,',
|
||
'+ 1',
|
||
'+ ]',
|
||
'- undefined',
|
||
].join('\n');
|
||
assert.throws(
|
||
() => assert.deepEqual([1, 2, 1], undefined),
|
||
{ message });
|
||
|
||
message = [
|
||
start,
|
||
actExp,
|
||
'',
|
||
' [',
|
||
'+ 1,',
|
||
' 2,',
|
||
' 1',
|
||
' ]'
|
||
].join('\n');
|
||
assert.throws(
|
||
() => assert.deepEqual([1, 2, 1], [2, 1]),
|
||
{ message });
|
||
|
||
message = `${start}\n` +
|
||
`${actExp} ... Lines skipped\n` +
|
||
'\n' +
|
||
' [\n' +
|
||
'+ 1,\n'.repeat(25) +
|
||
'...\n' +
|
||
'- 2,\n'.repeat(25) +
|
||
'...';
|
||
assert.throws(
|
||
() => assert.deepEqual(Array(28).fill(1), Array(28).fill(2)),
|
||
{ message });
|
||
|
||
const obj1 = {};
|
||
const obj2 = { loop: 'forever' };
|
||
obj2[inspect.custom] = () => '{}';
|
||
// No infinite loop and no custom inspect.
|
||
assert.throws(() => assert.deepEqual(obj1, obj2), {
|
||
message: `${start}\n` +
|
||
`${actExp}\n` +
|
||
'\n' +
|
||
'+ {}\n' +
|
||
'- {\n' +
|
||
'- [Symbol(nodejs.util.inspect.custom)]: [Function],\n' +
|
||
"- loop: 'forever'\n" +
|
||
'- }'
|
||
});
|
||
|
||
// notDeepEqual tests
|
||
assert.throws(
|
||
() => assert.notDeepEqual([1], [1]),
|
||
{
|
||
message: 'Expected "actual" not to be strictly deep-equal to:\n\n' +
|
||
'[\n 1\n]\n'
|
||
}
|
||
);
|
||
|
||
message = 'Expected "actual" not to be strictly deep-equal to:' +
|
||
`\n\n[${'\n 1,'.repeat(45)}\n...\n`;
|
||
const data = Array(51).fill(1);
|
||
assert.throws(
|
||
() => assert.notDeepEqual(data, data),
|
||
{ message });
|
||
/* eslint-enable no-restricted-properties */
|
||
}
|
||
|
||
assert.throws(
|
||
() => assert.ok(null),
|
||
{
|
||
code: 'ERR_ASSERTION',
|
||
constructor: assert.AssertionError,
|
||
generatedMessage: true,
|
||
message: 'The expression evaluated to a falsy value:\n\n ' +
|
||
'assert.ok(null)\n'
|
||
}
|
||
);
|
||
assert.throws(
|
||
() => assert(typeof 123n === 'string'),
|
||
{
|
||
code: 'ERR_ASSERTION',
|
||
constructor: assert.AssertionError,
|
||
generatedMessage: true,
|
||
message: 'The expression evaluated to a falsy value:\n\n ' +
|
||
"assert(typeof 123n === 'string')\n"
|
||
}
|
||
);
|
||
|
||
assert.throws(
|
||
() => assert(false, Symbol('foo')),
|
||
{
|
||
code: 'ERR_ASSERTION',
|
||
constructor: assert.AssertionError,
|
||
generatedMessage: false,
|
||
message: 'Symbol(foo)'
|
||
}
|
||
);
|
||
|
||
{
|
||
// Test caching.
|
||
const fs = internalBinding('fs');
|
||
const tmp = fs.close;
|
||
fs.close = common.mustCall(tmp, 1);
|
||
function throwErr() {
|
||
assert(
|
||
(Buffer.from('test') instanceof Error)
|
||
);
|
||
}
|
||
assert.throws(
|
||
() => throwErr(),
|
||
{
|
||
code: 'ERR_ASSERTION',
|
||
constructor: assert.AssertionError,
|
||
message: 'The expression evaluated to a falsy value:\n\n ' +
|
||
"assert(\n (Buffer.from('test') instanceof Error)\n )\n"
|
||
}
|
||
);
|
||
assert.throws(
|
||
() => throwErr(),
|
||
{
|
||
code: 'ERR_ASSERTION',
|
||
constructor: assert.AssertionError,
|
||
message: 'The expression evaluated to a falsy value:\n\n ' +
|
||
"assert(\n (Buffer.from('test') instanceof Error)\n )\n"
|
||
}
|
||
);
|
||
fs.close = tmp;
|
||
}
|
||
|
||
assert.throws(
|
||
() => {
|
||
a(
|
||
(() => 'string')()
|
||
// eslint-disable-next-line operator-linebreak
|
||
===
|
||
123 instanceof
|
||
Buffer
|
||
);
|
||
},
|
||
{
|
||
code: 'ERR_ASSERTION',
|
||
constructor: assert.AssertionError,
|
||
message: 'The expression evaluated to a falsy value:\n\n' +
|
||
' a(\n' +
|
||
' (() => \'string\')()\n' +
|
||
' // eslint-disable-next-line operator-linebreak\n' +
|
||
' ===\n' +
|
||
' 123 instanceof\n' +
|
||
' Buffer\n' +
|
||
' )\n'
|
||
}
|
||
);
|
||
|
||
assert.throws(
|
||
() => {
|
||
a(
|
||
(() => 'string')()
|
||
// eslint-disable-next-line operator-linebreak
|
||
===
|
||
123 instanceof
|
||
Buffer
|
||
);
|
||
},
|
||
{
|
||
code: 'ERR_ASSERTION',
|
||
constructor: assert.AssertionError,
|
||
message: 'The expression evaluated to a falsy value:\n\n' +
|
||
' a(\n' +
|
||
' (() => \'string\')()\n' +
|
||
' // eslint-disable-next-line operator-linebreak\n' +
|
||
' ===\n' +
|
||
' 123 instanceof\n' +
|
||
' Buffer\n' +
|
||
' )\n'
|
||
}
|
||
);
|
||
|
||
/* eslint-disable indent */
|
||
assert.throws(() => {
|
||
a((
|
||
() => 'string')() ===
|
||
123 instanceof
|
||
Buffer
|
||
);
|
||
}, {
|
||
code: 'ERR_ASSERTION',
|
||
constructor: assert.AssertionError,
|
||
message: 'The expression evaluated to a falsy value:\n\n' +
|
||
' a((\n' +
|
||
' () => \'string\')() ===\n' +
|
||
' 123 instanceof\n' +
|
||
' Buffer\n' +
|
||
' )\n'
|
||
}
|
||
);
|
||
/* eslint-enable indent */
|
||
|
||
assert.throws(
|
||
() => {
|
||
assert(true); assert(null, undefined);
|
||
},
|
||
{
|
||
code: 'ERR_ASSERTION',
|
||
constructor: assert.AssertionError,
|
||
message: 'The expression evaluated to a falsy value:\n\n ' +
|
||
'assert(null, undefined)\n'
|
||
}
|
||
);
|
||
|
||
assert.throws(
|
||
() => {
|
||
assert
|
||
.ok(null, undefined);
|
||
},
|
||
{
|
||
code: 'ERR_ASSERTION',
|
||
constructor: assert.AssertionError,
|
||
message: 'The expression evaluated to a falsy value:\n\n ' +
|
||
'ok(null, undefined)\n'
|
||
}
|
||
);
|
||
|
||
assert.throws(
|
||
// eslint-disable-next-line dot-notation, quotes
|
||
() => assert['ok']["apply"](null, [0]),
|
||
{
|
||
code: 'ERR_ASSERTION',
|
||
constructor: assert.AssertionError,
|
||
message: 'The expression evaluated to a falsy value:\n\n ' +
|
||
'assert[\'ok\']["apply"](null, [0])\n'
|
||
}
|
||
);
|
||
|
||
assert.throws(
|
||
() => {
|
||
const wrapper = (fn, value) => fn(value);
|
||
wrapper(assert, false);
|
||
},
|
||
{
|
||
code: 'ERR_ASSERTION',
|
||
constructor: assert.AssertionError,
|
||
message: 'The expression evaluated to a falsy value:\n\n fn(value)\n'
|
||
}
|
||
);
|
||
|
||
assert.throws(
|
||
() => assert.ok.call(null, 0),
|
||
{
|
||
code: 'ERR_ASSERTION',
|
||
constructor: assert.AssertionError,
|
||
message: 'The expression evaluated to a falsy value:\n\n ' +
|
||
'assert.ok.call(null, 0)\n',
|
||
generatedMessage: true
|
||
}
|
||
);
|
||
|
||
assert.throws(
|
||
() => assert.ok.call(null, 0, 'test'),
|
||
{
|
||
code: 'ERR_ASSERTION',
|
||
constructor: assert.AssertionError,
|
||
message: 'test',
|
||
generatedMessage: false
|
||
}
|
||
);
|
||
|
||
// Works in eval.
|
||
assert.throws(
|
||
() => new Function('assert', 'assert(1 === 2);')(assert),
|
||
{
|
||
code: 'ERR_ASSERTION',
|
||
constructor: assert.AssertionError,
|
||
message: 'The expression evaluated to a falsy value:\n\n assert(1 === 2)\n'
|
||
}
|
||
);
|
||
assert.throws(
|
||
() => eval('console.log("FOO");\nassert.ok(1 === 2);'),
|
||
{
|
||
code: 'ERR_ASSERTION',
|
||
message: 'false == true'
|
||
}
|
||
);
|
||
|
||
assert.throws(
|
||
() => assert.throws(() => {}, 'Error message', 'message'),
|
||
{
|
||
code: 'ERR_INVALID_ARG_TYPE',
|
||
name: 'TypeError',
|
||
message: 'The "error" argument must be of type function or ' +
|
||
'an instance of Error, RegExp, or Object. Received type string ' +
|
||
"('Error message')"
|
||
}
|
||
);
|
||
|
||
[
|
||
1,
|
||
false,
|
||
Symbol()
|
||
].forEach((input) => {
|
||
assert.throws(
|
||
() => assert.throws(() => {}, input),
|
||
{
|
||
code: 'ERR_INVALID_ARG_TYPE',
|
||
message: 'The "error" argument must be of type function or ' +
|
||
'an instance of Error, RegExp, or Object.' +
|
||
common.invalidArgTypeHelper(input)
|
||
}
|
||
);
|
||
});
|
||
|
||
{
|
||
|
||
assert.throws(() => {
|
||
assert.ok((() => Boolean('' === false))());
|
||
}, {
|
||
message: 'The expression evaluated to a falsy value:\n\n' +
|
||
" assert.ok((() => Boolean('\\u0001' === false))())\n"
|
||
});
|
||
|
||
const errFn = () => {
|
||
const err = new TypeError('Wrong value');
|
||
err.code = 404;
|
||
throw err;
|
||
};
|
||
const errObj = {
|
||
name: 'TypeError',
|
||
message: 'Wrong value'
|
||
};
|
||
assert.throws(errFn, errObj);
|
||
|
||
errObj.code = 404;
|
||
assert.throws(errFn, errObj);
|
||
|
||
// Fail in case a expected property is undefined and not existent on the
|
||
// error.
|
||
errObj.foo = undefined;
|
||
assert.throws(
|
||
() => assert.throws(errFn, errObj),
|
||
{
|
||
code: 'ERR_ASSERTION',
|
||
name: 'AssertionError',
|
||
message: `${start}\n${actExp}\n\n` +
|
||
' Comparison {\n' +
|
||
' code: 404,\n' +
|
||
'- foo: undefined,\n' +
|
||
" message: 'Wrong value',\n" +
|
||
" name: 'TypeError'\n" +
|
||
' }'
|
||
}
|
||
);
|
||
|
||
// Show multiple wrong properties at the same time.
|
||
errObj.code = '404';
|
||
assert.throws(
|
||
() => assert.throws(errFn, errObj),
|
||
{
|
||
code: 'ERR_ASSERTION',
|
||
name: 'AssertionError',
|
||
message: `${start}\n${actExp}\n\n` +
|
||
' Comparison {\n' +
|
||
'+ code: 404,\n' +
|
||
"- code: '404',\n" +
|
||
'- foo: undefined,\n' +
|
||
" message: 'Wrong value',\n" +
|
||
" name: 'TypeError'\n" +
|
||
' }'
|
||
}
|
||
);
|
||
|
||
assert.throws(
|
||
() => assert.throws(() => { throw new Error(); }, { foo: 'bar' }, 'foobar'),
|
||
{
|
||
constructor: assert.AssertionError,
|
||
code: 'ERR_ASSERTION',
|
||
message: 'foobar'
|
||
}
|
||
);
|
||
|
||
assert.throws(
|
||
() => a.doesNotThrow(() => { throw new Error(); }, { foo: 'bar' }),
|
||
{
|
||
name: 'TypeError',
|
||
code: 'ERR_INVALID_ARG_TYPE',
|
||
message: 'The "expected" argument must be of type function or an ' +
|
||
'instance of RegExp. Received an instance of Object'
|
||
}
|
||
);
|
||
|
||
assert.throws(() => { throw new Error('e'); }, new Error('e'));
|
||
assert.throws(
|
||
() => assert.throws(() => { throw new TypeError('e'); }, new Error('e')),
|
||
{
|
||
name: 'AssertionError',
|
||
code: 'ERR_ASSERTION',
|
||
message: `${start}\n${actExp}\n\n` +
|
||
' Comparison {\n' +
|
||
" message: 'e',\n" +
|
||
"+ name: 'TypeError'\n" +
|
||
"- name: 'Error'\n" +
|
||
' }'
|
||
}
|
||
);
|
||
assert.throws(
|
||
() => assert.throws(() => { throw new Error('foo'); }, new Error('')),
|
||
{
|
||
name: 'AssertionError',
|
||
code: 'ERR_ASSERTION',
|
||
generatedMessage: true,
|
||
message: `${start}\n${actExp}\n\n` +
|
||
' Comparison {\n' +
|
||
"+ message: 'foo',\n" +
|
||
"- message: '',\n" +
|
||
" name: 'Error'\n" +
|
||
' }'
|
||
}
|
||
);
|
||
|
||
// eslint-disable-next-line no-throw-literal
|
||
assert.throws(() => { throw undefined; }, /undefined/);
|
||
assert.throws(
|
||
// eslint-disable-next-line no-throw-literal
|
||
() => a.doesNotThrow(() => { throw undefined; }),
|
||
{
|
||
name: 'AssertionError',
|
||
code: 'ERR_ASSERTION',
|
||
message: 'Got unwanted exception.\nActual message: "undefined"'
|
||
}
|
||
);
|
||
}
|
||
|
||
assert.throws(
|
||
() => assert.throws(() => { throw new Error(); }, {}),
|
||
{
|
||
message: "The argument 'error' may not be an empty object. Received {}",
|
||
code: 'ERR_INVALID_ARG_VALUE'
|
||
}
|
||
);
|
||
|
||
assert.throws(
|
||
() => a.throws(
|
||
// eslint-disable-next-line no-throw-literal
|
||
() => { throw 'foo'; },
|
||
'foo'
|
||
),
|
||
{
|
||
code: 'ERR_AMBIGUOUS_ARGUMENT',
|
||
message: 'The "error/message" argument is ambiguous. ' +
|
||
'The error "foo" is identical to the message.'
|
||
}
|
||
);
|
||
|
||
assert.throws(
|
||
() => a.throws(
|
||
() => { throw new TypeError('foo'); },
|
||
'foo'
|
||
),
|
||
{
|
||
code: 'ERR_AMBIGUOUS_ARGUMENT',
|
||
message: 'The "error/message" argument is ambiguous. ' +
|
||
'The error message "foo" is identical to the message.'
|
||
}
|
||
);
|
||
/* eslint-enable no-restricted-syntax */
|
||
|
||
// Should not throw.
|
||
// eslint-disable-next-line no-restricted-syntax, no-throw-literal
|
||
assert.throws(() => { throw null; }, 'foo');
|
||
|
||
assert.throws(
|
||
() => assert.strictEqual([], []),
|
||
{
|
||
message: 'Values have same structure but are not reference-equal:\n\n[]\n'
|
||
}
|
||
);
|
||
|
||
{
|
||
const args = (function() { return arguments; })('a');
|
||
assert.throws(
|
||
() => assert.strictEqual(args, { 0: 'a' }),
|
||
{
|
||
message: 'Expected "actual" to be reference-equal to "expected":\n' +
|
||
'+ actual - expected\n\n' +
|
||
"+ [Arguments] {\n- {\n '0': 'a'\n }"
|
||
}
|
||
);
|
||
}
|
||
|
||
assert.throws(
|
||
() => { throw new TypeError('foobar'); },
|
||
{
|
||
message: /foo/,
|
||
name: /^TypeError$/
|
||
}
|
||
);
|
||
|
||
assert.throws(
|
||
() => assert.throws(
|
||
() => { throw new TypeError('foobar'); },
|
||
{
|
||
message: /fooa/,
|
||
name: /^TypeError$/
|
||
}
|
||
),
|
||
{
|
||
message: `${start}\n${actExp}\n\n` +
|
||
' Comparison {\n' +
|
||
"+ message: 'foobar',\n" +
|
||
'- message: /fooa/,\n' +
|
||
" name: 'TypeError'\n" +
|
||
' }'
|
||
}
|
||
);
|
||
|
||
{
|
||
let actual = null;
|
||
const expected = { message: 'foo' };
|
||
assert.throws(
|
||
() => assert.throws(
|
||
() => { throw actual; },
|
||
expected
|
||
),
|
||
{
|
||
operator: 'throws',
|
||
actual,
|
||
expected,
|
||
generatedMessage: true,
|
||
message: `${start}\n${actExp}\n\n` +
|
||
'+ null\n' +
|
||
'- {\n' +
|
||
"- message: 'foo'\n" +
|
||
'- }'
|
||
}
|
||
);
|
||
|
||
actual = 'foobar';
|
||
const message = 'message';
|
||
assert.throws(
|
||
() => assert.throws(
|
||
() => { throw actual; },
|
||
{ message: 'foobar' },
|
||
message
|
||
),
|
||
{
|
||
actual,
|
||
message,
|
||
operator: 'throws',
|
||
generatedMessage: false
|
||
}
|
||
);
|
||
}
|
||
|
||
// Indicate where the strings diverge.
|
||
assert.throws(
|
||
() => assert.strictEqual('test test', 'test foobar'),
|
||
{
|
||
code: 'ERR_ASSERTION',
|
||
name: 'AssertionError',
|
||
message: strictEqualMessageStart +
|
||
'+ actual - expected\n\n' +
|
||
"+ 'test test'\n" +
|
||
"- 'test foobar'\n" +
|
||
' ^'
|
||
}
|
||
);
|
||
|
||
// Check for reference-equal objects in `notStrictEqual()`
|
||
assert.throws(
|
||
() => {
|
||
const obj = {};
|
||
assert.notStrictEqual(obj, obj);
|
||
},
|
||
{
|
||
code: 'ERR_ASSERTION',
|
||
name: 'AssertionError',
|
||
message: 'Expected "actual" not to be reference-equal to "expected": {}'
|
||
}
|
||
);
|
||
|
||
assert.throws(
|
||
() => {
|
||
const obj = { a: true };
|
||
assert.notStrictEqual(obj, obj);
|
||
},
|
||
{
|
||
code: 'ERR_ASSERTION',
|
||
name: 'AssertionError',
|
||
message: 'Expected "actual" not to be reference-equal to "expected":\n\n' +
|
||
'{\n a: true\n}\n'
|
||
}
|
||
);
|
||
|
||
{
|
||
let threw = false;
|
||
try {
|
||
assert.deepStrictEqual(Array(100).fill(1), 'foobar');
|
||
} catch (err) {
|
||
threw = true;
|
||
assert(/actual: \[Array],\n expected: 'foobar',/.test(inspect(err)));
|
||
}
|
||
assert(threw);
|
||
}
|
||
|
||
assert.throws(
|
||
() => a.equal(1),
|
||
{ code: 'ERR_MISSING_ARGS' }
|
||
);
|
||
|
||
assert.throws(
|
||
() => a.deepEqual(/a/),
|
||
{ code: 'ERR_MISSING_ARGS' }
|
||
);
|
||
|
||
assert.throws(
|
||
() => a.notEqual(null),
|
||
{ code: 'ERR_MISSING_ARGS' }
|
||
);
|
||
|
||
assert.throws(
|
||
() => a.notDeepEqual('test'),
|
||
{ code: 'ERR_MISSING_ARGS' }
|
||
);
|
||
|
||
assert.throws(
|
||
() => a.strictEqual({}),
|
||
{ code: 'ERR_MISSING_ARGS' }
|
||
);
|
||
|
||
assert.throws(
|
||
() => a.deepStrictEqual(Symbol()),
|
||
{ code: 'ERR_MISSING_ARGS' }
|
||
);
|
||
|
||
assert.throws(
|
||
() => a.notStrictEqual(5n),
|
||
{ code: 'ERR_MISSING_ARGS' }
|
||
);
|
||
|
||
assert.throws(
|
||
() => a.notDeepStrictEqual(undefined),
|
||
{ code: 'ERR_MISSING_ARGS' }
|
||
);
|
||
|
||
assert.throws(
|
||
() => a.strictEqual(),
|
||
{ code: 'ERR_MISSING_ARGS' }
|
||
);
|
||
|
||
assert.throws(
|
||
() => a.deepStrictEqual(),
|
||
{ code: 'ERR_MISSING_ARGS' }
|
||
);
|
||
|
||
// Verify that `stackStartFunction` works as alternative to `stackStartFn`.
|
||
{
|
||
(function hidden() {
|
||
const err = new assert.AssertionError({
|
||
actual: 'foo',
|
||
operator: 'strictEqual',
|
||
stackStartFunction: hidden
|
||
});
|
||
const err2 = new assert.AssertionError({
|
||
actual: 'foo',
|
||
operator: 'strictEqual',
|
||
stackStartFn: hidden
|
||
});
|
||
assert(!err.stack.includes('hidden'));
|
||
assert(!err2.stack.includes('hidden'));
|
||
})();
|
||
}
|
||
|
||
// Multiple assert.match() tests.
|
||
{
|
||
assert.throws(
|
||
() => assert.match(/abc/, 'string'),
|
||
{
|
||
code: 'ERR_INVALID_ARG_TYPE',
|
||
message: 'The "regexp" argument must be an instance of RegExp. ' +
|
||
"Received type string ('string')"
|
||
}
|
||
);
|
||
assert.throws(
|
||
() => assert.match('string', /abc/),
|
||
{
|
||
actual: 'string',
|
||
expected: /abc/,
|
||
operator: 'match',
|
||
message: 'The input did not match the regular expression /abc/. ' +
|
||
"Input:\n\n'string'\n",
|
||
generatedMessage: true
|
||
}
|
||
);
|
||
assert.throws(
|
||
() => assert.match('string', /abc/, 'foobar'),
|
||
{
|
||
actual: 'string',
|
||
expected: /abc/,
|
||
operator: 'match',
|
||
message: 'foobar',
|
||
generatedMessage: false
|
||
}
|
||
);
|
||
const errorMessage = new RangeError('foobar');
|
||
assert.throws(
|
||
() => assert.match('string', /abc/, errorMessage),
|
||
errorMessage
|
||
);
|
||
assert.throws(
|
||
() => assert.match({ abc: 123 }, /abc/),
|
||
{
|
||
actual: { abc: 123 },
|
||
expected: /abc/,
|
||
operator: 'match',
|
||
message: 'The "string" argument must be of type string. ' +
|
||
'Received type object ({ abc: 123 })',
|
||
generatedMessage: true
|
||
}
|
||
);
|
||
assert.match('I will pass', /pass$/);
|
||
}
|
||
|
||
// Multiple assert.doesNotMatch() tests.
|
||
{
|
||
assert.throws(
|
||
() => assert.doesNotMatch(/abc/, 'string'),
|
||
{
|
||
code: 'ERR_INVALID_ARG_TYPE',
|
||
message: 'The "regexp" argument must be an instance of RegExp. ' +
|
||
"Received type string ('string')"
|
||
}
|
||
);
|
||
assert.throws(
|
||
() => assert.doesNotMatch('string', /string/),
|
||
{
|
||
actual: 'string',
|
||
expected: /string/,
|
||
operator: 'doesNotMatch',
|
||
message: 'The input was expected to not match the regular expression ' +
|
||
"/string/. Input:\n\n'string'\n",
|
||
generatedMessage: true
|
||
}
|
||
);
|
||
assert.throws(
|
||
() => assert.doesNotMatch('string', /string/, 'foobar'),
|
||
{
|
||
actual: 'string',
|
||
expected: /string/,
|
||
operator: 'doesNotMatch',
|
||
message: 'foobar',
|
||
generatedMessage: false
|
||
}
|
||
);
|
||
const errorMessage = new RangeError('foobar');
|
||
assert.throws(
|
||
() => assert.doesNotMatch('string', /string/, errorMessage),
|
||
errorMessage
|
||
);
|
||
assert.throws(
|
||
() => assert.doesNotMatch({ abc: 123 }, /abc/),
|
||
{
|
||
actual: { abc: 123 },
|
||
expected: /abc/,
|
||
operator: 'doesNotMatch',
|
||
message: 'The "string" argument must be of type string. ' +
|
||
'Received type object ({ abc: 123 })',
|
||
generatedMessage: true
|
||
}
|
||
);
|
||
assert.doesNotMatch('I will pass', /different$/);
|
||
}
|
||
|
||
{
|
||
const tempColor = inspect.defaultOptions.colors;
|
||
assert.throws(() => {
|
||
inspect.defaultOptions.colors = true;
|
||
// Guarantee the position indicator is placed correctly.
|
||
assert.strictEqual(111554n, 11111115);
|
||
}, (err) => {
|
||
assert.strictEqual(inspect(err).split('\n')[5], ' ^');
|
||
inspect.defaultOptions.colors = tempColor;
|
||
return true;
|
||
});
|
||
}
|