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// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
'use strict';
const common = require('../common');
const assert = require('assert');
const a = require('assert');
function makeBlock(f) {
const args = Array.prototype.slice.call(arguments, 1);
return function() {
return f.apply(this, args);
};
}
assert.ok(a.AssertionError.prototype instanceof Error,
'a.AssertionError instanceof Error');
assert.throws(makeBlock(a, false), a.AssertionError, 'ok(false)');
assert.doesNotThrow(makeBlock(a, true), a.AssertionError, 'ok(true)');
assert.doesNotThrow(makeBlock(a, 'test', 'ok(\'test\')'));
assert.throws(makeBlock(a.ok, false),
a.AssertionError, 'ok(false)');
assert.doesNotThrow(makeBlock(a.ok, true),
a.AssertionError, 'ok(true)');
assert.doesNotThrow(makeBlock(a.ok, 'test'), 'ok(\'test\')');
assert.throws(makeBlock(a.equal, true, false),
a.AssertionError, 'equal(true, false)');
assert.doesNotThrow(makeBlock(a.equal, null, null),
'equal(null, null)');
assert.doesNotThrow(makeBlock(a.equal, undefined, undefined),
'equal(undefined, undefined)');
assert.doesNotThrow(makeBlock(a.equal, null, undefined),
'equal(null, undefined)');
assert.doesNotThrow(makeBlock(a.equal, true, true), 'equal(true, true)');
assert.doesNotThrow(makeBlock(a.equal, 2, '2'), 'equal(2, \'2\')');
assert.doesNotThrow(makeBlock(a.notEqual, true, false),
'notEqual(true, false)');
assert.throws(makeBlock(a.notEqual, true, true),
a.AssertionError, 'notEqual(true, true)');
assert.throws(makeBlock(a.strictEqual, 2, '2'),
a.AssertionError, 'strictEqual(2, \'2\')');
assert.throws(makeBlock(a.strictEqual, null, undefined),
a.AssertionError, 'strictEqual(null, undefined)');
assert.throws(makeBlock(a.notStrictEqual, 2, 2),
a.AssertionError, 'notStrictEqual(2, 2)');
assert.doesNotThrow(makeBlock(a.notStrictEqual, 2, '2'),
'notStrictEqual(2, \'2\')');
// deepEqual joy!
assert.doesNotThrow(makeBlock(a.deepEqual, new Date(2000, 3, 14),
new Date(2000, 3, 14)),
'deepEqual(new Date(2000, 3, 14), new Date(2000, 3, 14))');
assert.throws(makeBlock(a.deepEqual, new Date(), new Date(2000, 3, 14)),
a.AssertionError,
'deepEqual(new Date(), new Date(2000, 3, 14))');
assert.throws(
makeBlock(a.notDeepEqual, new Date(2000, 3, 14), new Date(2000, 3, 14)),
a.AssertionError,
'notDeepEqual(new Date(2000, 3, 14), new Date(2000, 3, 14))'
);
assert.doesNotThrow(makeBlock(
a.notDeepEqual,
new Date(),
new Date(2000, 3, 14)),
'notDeepEqual(new Date(), new Date(2000, 3, 14))'
);
assert.doesNotThrow(makeBlock(a.deepEqual, /a/, /a/));
assert.doesNotThrow(makeBlock(a.deepEqual, /a/g, /a/g));
assert.doesNotThrow(makeBlock(a.deepEqual, /a/i, /a/i));
assert.doesNotThrow(makeBlock(a.deepEqual, /a/m, /a/m));
assert.doesNotThrow(makeBlock(a.deepEqual, /a/igm, /a/igm));
assert.throws(makeBlock(a.deepEqual, /ab/, /a/),
common.expectsError({
code: 'ERR_ASSERTION',
type: a.AssertionError,
message: /^\/ab\/ deepEqual \/a\/$/
}));
assert.throws(makeBlock(a.deepEqual, /a/g, /a/),
common.expectsError({
code: 'ERR_ASSERTION',
type: a.AssertionError,
message: /^\/a\/g deepEqual \/a\/$/
}));
assert.throws(makeBlock(a.deepEqual, /a/i, /a/),
common.expectsError({
code: 'ERR_ASSERTION',
type: a.AssertionError,
message: /^\/a\/i deepEqual \/a\/$/
}));
assert.throws(makeBlock(a.deepEqual, /a/m, /a/),
common.expectsError({
code: 'ERR_ASSERTION',
type: a.AssertionError,
message: /^\/a\/m deepEqual \/a\/$/
}));
assert.throws(makeBlock(a.deepEqual, /a/igm, /a/im),
common.expectsError({
code: 'ERR_ASSERTION',
type: a.AssertionError,
message: /^\/a\/gim deepEqual \/a\/im$/
}));
{
const re1 = /a/g;
re1.lastIndex = 3;
assert.doesNotThrow(makeBlock(a.deepEqual, re1, /a/g),
common.expectsError({
code: 'ERR_ASSERTION',
message: /^\/a\/g deepEqual \/a\/g$/
}));
}
assert.doesNotThrow(makeBlock(a.deepEqual, 4, '4'), 'deepEqual(4, \'4\')');
assert.doesNotThrow(makeBlock(a.deepEqual, true, 1), 'deepEqual(true, 1)');
assert.throws(makeBlock(a.deepEqual, 4, '5'),
a.AssertionError,
'deepEqual( 4, \'5\')');
// having the same number of owned properties && the same set of keys
assert.doesNotThrow(makeBlock(a.deepEqual, {a: 4}, {a: 4}));
assert.doesNotThrow(makeBlock(a.deepEqual, {a: 4, b: '2'}, {a: 4, b: '2'}));
assert.doesNotThrow(makeBlock(a.deepEqual, [4], ['4']));
assert.throws(makeBlock(a.deepEqual, {a: 4}, {a: 4, b: true}),
a.AssertionError);
assert.doesNotThrow(makeBlock(a.deepEqual, ['a'], {0: 'a'}));
//(although not necessarily the same order),
assert.doesNotThrow(makeBlock(a.deepEqual, {a: 4, b: '1'}, {b: '1', a: 4}));
const a1 = [1, 2, 3];
const a2 = [1, 2, 3];
a1.a = 'test';
a1.b = true;
a2.b = true;
a2.a = 'test';
assert.throws(makeBlock(a.deepEqual, Object.keys(a1), Object.keys(a2)),
a.AssertionError);
assert.doesNotThrow(makeBlock(a.deepEqual, a1, a2));
// having an identical prototype property
const nbRoot = {
toString: function() { return `${this.first} ${this.last}`; }
};
function nameBuilder(first, last) {
this.first = first;
this.last = last;
return this;
}
nameBuilder.prototype = nbRoot;
function nameBuilder2(first, last) {
this.first = first;
this.last = last;
return this;
}
nameBuilder2.prototype = nbRoot;
const nb1 = new nameBuilder('Ryan', 'Dahl');
let nb2 = new nameBuilder2('Ryan', 'Dahl');
assert.doesNotThrow(makeBlock(a.deepEqual, nb1, nb2));
nameBuilder2.prototype = Object;
nb2 = new nameBuilder2('Ryan', 'Dahl');
assert.doesNotThrow(makeBlock(a.deepEqual, nb1, nb2));
// primitives and object
assert.throws(makeBlock(a.deepEqual, null, {}), a.AssertionError);
assert.throws(makeBlock(a.deepEqual, undefined, {}), a.AssertionError);
assert.throws(makeBlock(a.deepEqual, 'a', ['a']), a.AssertionError);
assert.throws(makeBlock(a.deepEqual, 'a', {0: 'a'}), a.AssertionError);
assert.throws(makeBlock(a.deepEqual, 1, {}), a.AssertionError);
assert.throws(makeBlock(a.deepEqual, true, {}), a.AssertionError);
assert.throws(makeBlock(a.deepEqual, Symbol(), {}), a.AssertionError);
// primitive wrappers and object
assert.doesNotThrow(makeBlock(a.deepEqual, new String('a'), ['a']),
a.AssertionError);
assert.doesNotThrow(makeBlock(a.deepEqual, new String('a'), {0: 'a'}),
a.AssertionError);
assert.doesNotThrow(makeBlock(a.deepEqual, new Number(1), {}),
a.AssertionError);
assert.doesNotThrow(makeBlock(a.deepEqual, new Boolean(true), {}),
a.AssertionError);
// same number of keys but different key names
assert.throws(makeBlock(a.deepEqual, {a: 1}, {b: 1}), a.AssertionError);
//deepStrictEqual
assert.doesNotThrow(
makeBlock(a.deepStrictEqual, new Date(2000, 3, 14), new Date(2000, 3, 14)),
'deepStrictEqual(new Date(2000, 3, 14), new Date(2000, 3, 14))'
);
assert.throws(
makeBlock(a.deepStrictEqual, new Date(), new Date(2000, 3, 14)),
a.AssertionError,
'deepStrictEqual(new Date(), new Date(2000, 3, 14))'
);
assert.throws(
makeBlock(a.notDeepStrictEqual, new Date(2000, 3, 14), new Date(2000, 3, 14)),
a.AssertionError,
'notDeepStrictEqual(new Date(2000, 3, 14), new Date(2000, 3, 14))'
);
assert.doesNotThrow(
makeBlock(a.notDeepStrictEqual, new Date(), new Date(2000, 3, 14)),
'notDeepStrictEqual(new Date(), new Date(2000, 3, 14))'
);
assert.doesNotThrow(makeBlock(a.deepStrictEqual, /a/, /a/));
assert.doesNotThrow(makeBlock(a.deepStrictEqual, /a/g, /a/g));
assert.doesNotThrow(makeBlock(a.deepStrictEqual, /a/i, /a/i));
assert.doesNotThrow(makeBlock(a.deepStrictEqual, /a/m, /a/m));
assert.doesNotThrow(makeBlock(a.deepStrictEqual, /a/igm, /a/igm));
assert.throws(
makeBlock(a.deepStrictEqual, /ab/, /a/),
common.expectsError({
code: 'ERR_ASSERTION',
type: a.AssertionError,
message: /^\/ab\/ deepStrictEqual \/a\/$/
}));
assert.throws(
makeBlock(a.deepStrictEqual, /a/g, /a/),
common.expectsError({
code: 'ERR_ASSERTION',
type: a.AssertionError,
message: /^\/a\/g deepStrictEqual \/a\/$/
}));
assert.throws(
makeBlock(a.deepStrictEqual, /a/i, /a/),
common.expectsError({
code: 'ERR_ASSERTION',
type: a.AssertionError,
message: /^\/a\/i deepStrictEqual \/a\/$/
}));
assert.throws(
makeBlock(a.deepStrictEqual, /a/m, /a/),
common.expectsError({
code: 'ERR_ASSERTION',
type: a.AssertionError,
message: /^\/a\/m deepStrictEqual \/a\/$/
}));
assert.throws(
makeBlock(a.deepStrictEqual, /a/igm, /a/im),
common.expectsError({
code: 'ERR_ASSERTION',
type: a.AssertionError,
message: /^\/a\/gim deepStrictEqual \/a\/im$/
}));
{
const re1 = /a/;
re1.lastIndex = 3;
assert.doesNotThrow(makeBlock(a.deepStrictEqual, re1, /a/));
}
assert.throws(makeBlock(a.deepStrictEqual, 4, '4'),
a.AssertionError,
'deepStrictEqual(4, \'4\')');
assert.throws(makeBlock(a.deepStrictEqual, true, 1),
a.AssertionError,
'deepStrictEqual(true, 1)');
assert.throws(makeBlock(a.deepStrictEqual, 4, '5'),
a.AssertionError,
'deepStrictEqual(4, \'5\')');
// having the same number of owned properties && the same set of keys
assert.doesNotThrow(makeBlock(a.deepStrictEqual, {a: 4}, {a: 4}));
assert.doesNotThrow(makeBlock(a.deepStrictEqual,
{a: 4, b: '2'},
{a: 4, b: '2'}));
assert.throws(makeBlock(a.deepStrictEqual, [4], ['4']),
common.expectsError({
code: 'ERR_ASSERTION',
type: a.AssertionError,
message: /^\[ 4 ] deepStrictEqual \[ '4' ]$/
}));
assert.throws(makeBlock(a.deepStrictEqual, {a: 4}, {a: 4, b: true}),
common.expectsError({
code: 'ERR_ASSERTION',
type: a.AssertionError,
message: /^{ a: 4 } deepStrictEqual { a: 4, b: true }$/
}));
assert.throws(makeBlock(a.deepStrictEqual, ['a'], {0: 'a'}),
common.expectsError({
code: 'ERR_ASSERTION',
type: a.AssertionError,
message: /^\[ 'a' ] deepStrictEqual { '0': 'a' }$/
}));
//(although not necessarily the same order),
assert.doesNotThrow(makeBlock(a.deepStrictEqual,
{a: 4, b: '1'},
{b: '1', a: 4}));
assert.throws(makeBlock(a.deepStrictEqual,
[0, 1, 2, 'a', 'b'],
[0, 1, 2, 'b', 'a']),
a.AssertionError);
assert.doesNotThrow(makeBlock(a.deepStrictEqual, a1, a2));
// Prototype check
function Constructor1(first, last) {
this.first = first;
this.last = last;
}
function Constructor2(first, last) {
this.first = first;
this.last = last;
}
const obj1 = new Constructor1('Ryan', 'Dahl');
let obj2 = new Constructor2('Ryan', 'Dahl');
assert.throws(makeBlock(a.deepStrictEqual, obj1, obj2), a.AssertionError);
Constructor2.prototype = Constructor1.prototype;
obj2 = new Constructor2('Ryan', 'Dahl');
assert.doesNotThrow(makeBlock(a.deepStrictEqual, obj1, obj2));
// primitives
assert.throws(makeBlock(assert.deepStrictEqual, 4, '4'),
a.AssertionError);
assert.throws(makeBlock(assert.deepStrictEqual, true, 1),
a.AssertionError);
assert.throws(makeBlock(assert.deepStrictEqual, Symbol(), Symbol()),
a.AssertionError);
const s = Symbol();
assert.doesNotThrow(makeBlock(assert.deepStrictEqual, s, s));
// primitives and object
assert.throws(makeBlock(a.deepStrictEqual, null, {}), a.AssertionError);
assert.throws(makeBlock(a.deepStrictEqual, undefined, {}), a.AssertionError);
assert.throws(makeBlock(a.deepStrictEqual, 'a', ['a']), a.AssertionError);
assert.throws(makeBlock(a.deepStrictEqual, 'a', {0: 'a'}), a.AssertionError);
assert.throws(makeBlock(a.deepStrictEqual, 1, {}), a.AssertionError);
assert.throws(makeBlock(a.deepStrictEqual, true, {}), a.AssertionError);
assert.throws(makeBlock(assert.deepStrictEqual, Symbol(), {}),
a.AssertionError);
// primitive wrappers and object
assert.throws(makeBlock(a.deepStrictEqual, new String('a'), ['a']),
a.AssertionError);
assert.throws(makeBlock(a.deepStrictEqual, new String('a'), {0: 'a'}),
a.AssertionError);
assert.throws(makeBlock(a.deepStrictEqual, new Number(1), {}),
a.AssertionError);
assert.throws(makeBlock(a.deepStrictEqual, new Boolean(true), {}),
a.AssertionError);
// Testing the throwing
function thrower(errorConstructor) {
throw new errorConstructor({});
}
// the basic calls work
assert.throws(makeBlock(thrower, a.AssertionError),
a.AssertionError, 'message');
assert.throws(makeBlock(thrower, a.AssertionError), a.AssertionError);
// eslint-disable-next-line assert-throws-arguments
assert.throws(makeBlock(thrower, a.AssertionError));
// if not passing an error, catch all.
// eslint-disable-next-line assert-throws-arguments
assert.throws(makeBlock(thrower, TypeError));
// when passing a type, only catch errors of the appropriate type
{
let threw = false;
try {
a.throws(makeBlock(thrower, TypeError), a.AssertionError);
} catch (e) {
threw = true;
assert.ok(e instanceof TypeError, 'type');
}
assert.strictEqual(true, threw,
'a.throws with an explicit error is eating extra errors',
a.AssertionError);
}
// doesNotThrow should pass through all errors
{
let threw = false;
try {
a.doesNotThrow(makeBlock(thrower, TypeError), a.AssertionError);
} catch (e) {
threw = true;
assert.ok(e instanceof TypeError);
}
assert.strictEqual(true, threw, 'a.doesNotThrow with an explicit error is ' +
'eating extra errors');
}
// key difference is that throwing our correct error makes an assertion error
{
let threw = false;
try {
a.doesNotThrow(makeBlock(thrower, TypeError), TypeError);
} catch (e) {
threw = true;
assert.ok(e instanceof a.AssertionError);
}
assert.strictEqual(true, threw,
'a.doesNotThrow is not catching type matching errors');
}
assert.throws(function() { assert.ifError(new Error('test error')); },
/^Error: test error$/);
assert.doesNotThrow(function() { assert.ifError(null); });
assert.doesNotThrow(function() { assert.ifError(); });
assert.throws(() => {
assert.doesNotThrow(makeBlock(thrower, Error), 'user message');
}, /Got unwanted exception: user message/,
'a.doesNotThrow ignores user message');
// make sure that validating using constructor really works
{
let threw = false;
try {
assert.throws(
function() {
throw ({}); // eslint-disable-line no-throw-literal
},
Array
);
} catch (e) {
threw = true;
}
assert.ok(threw, 'wrong constructor validation');
}
// use a RegExp to validate error message
a.throws(makeBlock(thrower, TypeError), /\[object Object\]/);
// use a fn to validate error object
a.throws(makeBlock(thrower, TypeError), function(err) {
if ((err instanceof TypeError) && /\[object Object\]/.test(err)) {
return true;
}
});
// https://github.com/nodejs/node/issues/3188
{
let threw = false;
let AnotherErrorType;
try {
const ES6Error = class extends Error {};
AnotherErrorType = class extends Error {};
const functionThatThrows = () => {
throw new AnotherErrorType('foo');
};
assert.throws(functionThatThrows, ES6Error);
} catch (e) {
threw = true;
assert(e instanceof AnotherErrorType,
`expected AnotherErrorType, received ${e}`);
}
assert.ok(threw);
}
// https://github.com/nodejs/node/issues/6416
// Make sure circular refs don't throw.
{
const b = {};
b.b = b;
const c = {};
c.b = c;
a.doesNotThrow(makeBlock(a.deepEqual, b, c));
a.doesNotThrow(makeBlock(a.deepStrictEqual, b, c));
const d = {};
d.a = 1;
d.b = d;
const e = {};
e.a = 1;
e.b = e.a;
a.throws(makeBlock(a.deepEqual, d, e), /AssertionError/);
a.throws(makeBlock(a.deepStrictEqual, d, e), /AssertionError/);
}
// GH-7178. Ensure reflexivity of deepEqual with `arguments` objects.
const args = (function() { return arguments; })();
a.throws(makeBlock(a.deepEqual, [], args));
a.throws(makeBlock(a.deepEqual, args, []));
// more checking that arguments objects are handled correctly
{
// eslint-disable-next-line func-style
const returnArguments = function() { return arguments; };
const someArgs = returnArguments('a');
const sameArgs = returnArguments('a');
const diffArgs = returnArguments('b');
a.throws(makeBlock(a.deepEqual, someArgs, ['a']));
a.throws(makeBlock(a.deepEqual, ['a'], someArgs));
a.throws(makeBlock(a.deepEqual, someArgs, {'0': 'a'}));
a.throws(makeBlock(a.deepEqual, someArgs, diffArgs));
a.doesNotThrow(makeBlock(a.deepEqual, someArgs, sameArgs));
}
// check messages from assert.throws()
{
assert.throws(
() => { a.throws(common.noop); },
common.expectsError({
code: 'ERR_ASSERTION',
message: /^Missing expected exception\.$/
}));
assert.throws(
() => { a.throws(common.noop, TypeError); },
common.expectsError({
code: 'ERR_ASSERTION',
message: /^Missing expected exception \(TypeError\)\.$/
}));
assert.throws(
() => { a.throws(common.noop, 'fhqwhgads'); },
common.expectsError({
code: 'ERR_ASSERTION',
message: /^Missing expected exception: fhqwhgads$/
}));
assert.throws(
() => { a.throws(common.noop, TypeError, 'fhqwhgads'); },
common.expectsError({
code: 'ERR_ASSERTION',
message: /^Missing expected exception \(TypeError\): fhqwhgads$/
}));
}
const circular = {y: 1};
circular.x = circular;
function testAssertionMessage(actual, expected) {
try {
assert.strictEqual(actual, '');
} catch (e) {
assert.strictEqual(e.message,
[expected, '===', '\'\''].join(' '));
assert.ok(e.generatedMessage, 'Message not marked as generated');
}
}
testAssertionMessage(undefined, 'undefined');
testAssertionMessage(null, 'null');
testAssertionMessage(true, 'true');
testAssertionMessage(false, 'false');
testAssertionMessage(0, '0');
testAssertionMessage(100, '100');
testAssertionMessage(NaN, 'NaN');
testAssertionMessage(Infinity, 'Infinity');
testAssertionMessage(-Infinity, '-Infinity');
testAssertionMessage('', '""');
testAssertionMessage('foo', '\'foo\'');
testAssertionMessage([], '[]');
testAssertionMessage([1, 2, 3], '[ 1, 2, 3 ]');
testAssertionMessage(/a/, '/a/');
testAssertionMessage(/abc/gim, '/abc/gim');
testAssertionMessage(function f() {}, '[Function: f]');
testAssertionMessage(function() {}, '[Function]');
testAssertionMessage({}, '{}');
testAssertionMessage(circular, '{ y: 1, x: [Circular] }');
testAssertionMessage({a: undefined, b: null}, '{ a: undefined, b: null }');
testAssertionMessage({a: NaN, b: Infinity, c: -Infinity},
'{ a: NaN, b: Infinity, c: -Infinity }');
// #2893
{
let threw = false;
try {
// eslint-disable-next-line assert-throws-arguments
assert.throws(function() {
assert.ifError(null);
});
} catch (e) {
threw = true;
assert.strictEqual(e.message, 'Missing expected exception.');
}
assert.ok(threw);
}
// #5292
try {
assert.strictEqual(1, 2);
} catch (e) {
assert.strictEqual(e.message.split('\n')[0], '1 === 2');
assert.ok(e.generatedMessage, 'Message not marked as generated');
}
try {
assert.strictEqual(1, 2, 'oh no');
} catch (e) {
assert.strictEqual(e.message.split('\n')[0], 'oh no');
assert.strictEqual(e.generatedMessage, false,
'Message incorrectly marked as generated');
}
{
// Verify that throws() and doesNotThrow() throw on non-function block
const validationFunction = common.expectsError({
code: 'ERR_INVALID_ARG_TYPE',
type: TypeError
});
const testBlockTypeError = (method, block) => {
let threw = true;
try {
method(block);
threw = false;
} catch (e) {
validationFunction(e);
}
assert.ok(threw);
};
testBlockTypeError(assert.throws, 'string');
testBlockTypeError(assert.doesNotThrow, 'string');
testBlockTypeError(assert.throws, 1);
testBlockTypeError(assert.doesNotThrow, 1);
testBlockTypeError(assert.throws, true);
testBlockTypeError(assert.doesNotThrow, true);
testBlockTypeError(assert.throws, false);
testBlockTypeError(assert.doesNotThrow, false);
testBlockTypeError(assert.throws, []);
testBlockTypeError(assert.doesNotThrow, []);
testBlockTypeError(assert.throws, {});
testBlockTypeError(assert.doesNotThrow, {});
testBlockTypeError(assert.throws, /foo/);
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), '');
}, common.expectsError({
code: 'ERR_ASSERTION',
message: new RegExp(`^'${'A'.repeat(127)} === ''$`)}));
{
// bad args to AssertionError constructor should throw TypeError
const args = [1, true, false, '', null, Infinity, Symbol('test'), undefined];
args.forEach((input) => {
assert.throws(
() => new assert.AssertionError(input),
common.expectsError({
code: 'ERR_INVALID_ARG_TYPE',
type: TypeError,
message: /^The "options" argument must be of type object$/
}));
});
}