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authorGravatar Piotr Russ <mail@pruss.it> 2020-11-16 00:10:28 +0100
committerGravatar Piotr Russ <mail@pruss.it> 2020-11-16 00:10:28 +0100
commite06ec920f7a5d784e674c4c4b4e6d1da3dc7391d (patch)
tree55713f725f77b44ebfec86e4eec3ce33e71458ca /node_modules/assert/test.js
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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.
+
+var nodeAssert = require('assert');
+var ourAssert = require('./');
+var keys = Object.keys;
+if (process.env.TEST_NATIVE === true) {
+ tests(nodeAssert, 'node assert');
+} else {
+ tests(ourAssert, 'our assert');
+}
+
+function makeBlock(f) {
+ var args = Array.prototype.slice.call(arguments, 1);
+ return function() {
+ return f.apply(this, args);
+ };
+}
+
+function tests (assert, what) {
+ test('assert.ok', function () {
+ assert.throws(makeBlock(assert, false), assert.AssertionError, 'ok(false)');
+
+ assert.doesNotThrow(makeBlock(assert, true), assert.AssertionError, 'ok(true)');
+
+ assert.doesNotThrow(makeBlock(assert, 'test', 'ok(\'test\')'));
+
+ assert.throws(makeBlock(assert.ok, false),
+ assert.AssertionError, 'ok(false)');
+
+ assert.doesNotThrow(makeBlock(assert.ok, true),
+ assert.AssertionError, 'ok(true)');
+
+ assert.doesNotThrow(makeBlock(assert.ok, 'test'), 'ok(\'test\')');
+ });
+
+ test('assert.equal', function () {
+ assert.throws(makeBlock(assert.equal, true, false), assert.AssertionError, 'equal');
+
+ assert.doesNotThrow(makeBlock(assert.equal, null, null), 'equal');
+
+ assert.doesNotThrow(makeBlock(assert.equal, undefined, undefined), 'equal');
+
+ assert.doesNotThrow(makeBlock(assert.equal, null, undefined), 'equal');
+
+ assert.doesNotThrow(makeBlock(assert.equal, true, true), 'equal');
+
+ assert.doesNotThrow(makeBlock(assert.equal, 2, '2'), 'equal');
+
+ assert.doesNotThrow(makeBlock(assert.notEqual, true, false), 'notEqual');
+
+ assert.throws(makeBlock(assert.notEqual, true, true),
+ assert.AssertionError, 'notEqual');
+ });
+
+ test('assert.strictEqual', function () {
+ assert.throws(makeBlock(assert.strictEqual, 2, '2'),
+ assert.AssertionError, 'strictEqual');
+
+ assert.throws(makeBlock(assert.strictEqual, null, undefined),
+ assert.AssertionError, 'strictEqual');
+
+ assert.doesNotThrow(makeBlock(assert.notStrictEqual, 2, '2'), 'notStrictEqual');
+ });
+
+ test('assert.deepStrictEqual', function () {
+ assert.throws(makeBlock(assert.deepStrictEqual, [2], ['2']),
+ assert.AssertionError, 'deepStrictEqual');
+
+ assert.throws(makeBlock(assert.deepStrictEqual, [null], [undefined]),
+ assert.AssertionError, 'deepStrictEqual');
+
+ assert.doesNotThrow(makeBlock(assert.notDeepStrictEqual, [2], ['2']), 'notDeepStrictEqual');
+ });
+
+ test('assert.deepEqual - 7.2', function () {
+ assert.doesNotThrow(makeBlock(assert.deepEqual, new Date(2000, 3, 14),
+ new Date(2000, 3, 14)), 'deepEqual date');
+
+ assert.throws(makeBlock(assert.deepEqual, new Date(), new Date(2000, 3, 14)),
+ assert.AssertionError,
+ 'deepEqual date');
+ });
+
+ test('assert.deepEqual - 7.3', function () {
+ assert.doesNotThrow(makeBlock(assert.deepEqual, /a/, /a/));
+ assert.doesNotThrow(makeBlock(assert.deepEqual, /a/g, /a/g));
+ assert.doesNotThrow(makeBlock(assert.deepEqual, /a/i, /a/i));
+ assert.doesNotThrow(makeBlock(assert.deepEqual, /a/m, /a/m));
+ assert.doesNotThrow(makeBlock(assert.deepEqual, /a/igm, /a/igm));
+ assert.throws(makeBlock(assert.deepEqual, /ab/, /a/));
+ assert.throws(makeBlock(assert.deepEqual, /a/g, /a/));
+ assert.throws(makeBlock(assert.deepEqual, /a/i, /a/));
+ assert.throws(makeBlock(assert.deepEqual, /a/m, /a/));
+ assert.throws(makeBlock(assert.deepEqual, /a/igm, /a/im));
+
+ var re1 = /a/;
+ re1.lastIndex = 3;
+ assert.throws(makeBlock(assert.deepEqual, re1, /a/));
+ });
+
+ test('assert.deepEqual - 7.4', function () {
+ assert.doesNotThrow(makeBlock(assert.deepEqual, 4, '4'), 'deepEqual == check');
+ assert.doesNotThrow(makeBlock(assert.deepEqual, true, 1), 'deepEqual == check');
+ assert.throws(makeBlock(assert.deepEqual, 4, '5'),
+ assert.AssertionError,
+ 'deepEqual == check');
+ });
+
+ test('assert.deepEqual - 7.5', function () {
+ // having the same number of owned properties && the same set of keys
+ assert.doesNotThrow(makeBlock(assert.deepEqual, {a: 4}, {a: 4}));
+ assert.doesNotThrow(makeBlock(assert.deepEqual, {a: 4, b: '2'}, {a: 4, b: '2'}));
+ assert.doesNotThrow(makeBlock(assert.deepEqual, [4], ['4']));
+ assert.throws(makeBlock(assert.deepEqual, {a: 4}, {a: 4, b: true}),
+ assert.AssertionError);
+ assert.doesNotThrow(makeBlock(assert.deepEqual, ['a'], {0: 'a'}));
+ //(although not necessarily the same order),
+ assert.doesNotThrow(makeBlock(assert.deepEqual, {a: 4, b: '1'}, {b: '1', a: 4}));
+ var a1 = [1, 2, 3];
+ var a2 = [1, 2, 3];
+ a1.a = 'test';
+ a1.b = true;
+ a2.b = true;
+ a2.a = 'test';
+ assert.throws(makeBlock(assert.deepEqual, keys(a1), keys(a2)),
+ assert.AssertionError);
+ assert.doesNotThrow(makeBlock(assert.deepEqual, a1, a2));
+ });
+
+ test('assert.deepEqual - ES6 primitives', function () {
+ assert.throws(makeBlock(assert.deepEqual, null, {}), assert.AssertionError);
+ assert.throws(makeBlock(assert.deepEqual, undefined, {}), assert.AssertionError);
+ assert.throws(makeBlock(assert.deepEqual, 'a', ['a']), assert.AssertionError);
+ assert.throws(makeBlock(assert.deepEqual, 'a', {0: 'a'}), assert.AssertionError);
+ assert.throws(makeBlock(assert.deepEqual, 1, {}), assert.AssertionError);
+ assert.throws(makeBlock(assert.deepEqual, true, {}), assert.AssertionError);
+ if (typeof Symbol === 'symbol') {
+ assert.throws(makeBlock(assert.deepEqual, Symbol(), {}), assert.AssertionError);
+ }
+ });
+
+ test('assert.deepEqual - object wrappers', function () {
+ assert.doesNotThrow(makeBlock(assert.deepEqual, new String('a'), ['a']));
+ assert.doesNotThrow(makeBlock(assert.deepEqual, new String('a'), {0: 'a'}));
+ assert.doesNotThrow(makeBlock(assert.deepEqual, new Number(1), {}));
+ assert.doesNotThrow(makeBlock(assert.deepEqual, new Boolean(true), {}));
+ });
+
+ test('assert.deepEqual - Buffers', function () {
+ assert.doesNotThrow(makeBlock(assert.deepEqual, new Buffer([1, 2, 3]), new Buffer([1, 2, 3])));
+ if (typeof global.Uint8Array === 'function') {
+ assert.throws(makeBlock(assert.deepEqual, new Buffer([1, 2, 3]), new Uint8Array([1, 2, 3])));
+ }
+ if (typeof global.Uint16Array === 'function') {
+ assert.doesNotThrow(makeBlock(assert.deepEqual, new Uint16Array([1, 2, 3]), new Uint16Array([1, 2, 3])));
+ }
+ });
+
+ function thrower(errorConstructor) {
+ throw new errorConstructor('test');
+ }
+
+ test('assert - testing the throwing', function () {
+ var aethrow = makeBlock(thrower, assert.AssertionError);
+ aethrow = makeBlock(thrower, assert.AssertionError);
+
+ // the basic calls work
+ assert.throws(makeBlock(thrower, assert.AssertionError),
+ assert.AssertionError, 'message');
+ assert.throws(makeBlock(thrower, assert.AssertionError), assert.AssertionError);
+ assert.throws(makeBlock(thrower, assert.AssertionError));
+
+ // if not passing an error, catch all.
+ assert.throws(makeBlock(thrower, TypeError));
+
+ // when passing a type, only catch errors of the appropriate type
+ var threw = false;
+ try {
+ assert.throws(makeBlock(thrower, TypeError), assert.AssertionError);
+ } catch (e) {
+ threw = true;
+ assert.ok(e instanceof TypeError, 'type');
+ }
+ assert.equal(true, threw,
+ 'a.throws with an explicit error is eating extra errors',
+ assert.AssertionError);
+ threw = false;
+
+ // doesNotThrow should pass through all errors
+ try {
+ assert.doesNotThrow(makeBlock(thrower, TypeError), assert.AssertionError);
+ } catch (e) {
+ threw = true;
+ assert.ok(e instanceof TypeError);
+ }
+ assert.equal(true, threw,
+ 'a.doesNotThrow with an explicit error is eating extra errors');
+
+ // key difference is that throwing our correct error makes an assertion error
+ try {
+ assert.doesNotThrow(makeBlock(thrower, TypeError), TypeError);
+ } catch (e) {
+ threw = true;
+ assert.ok(e instanceof assert.AssertionError);
+ }
+ assert.equal(true, threw,
+ 'a.doesNotThrow is not catching type matching errors');
+ });
+
+ test('assert.ifError', function () {
+ assert.throws(function() {assert.ifError(new Error('test error'))});
+ assert.doesNotThrow(function() {assert.ifError(null)});
+ assert.doesNotThrow(function() {assert.ifError()});
+ });
+
+ test('assert - make sure that validating using constructor really works', function () {
+ var threw = false;
+ try {
+ assert.throws(
+ function() {
+ throw ({});
+ },
+ Array
+ );
+ } catch (e) {
+ threw = true;
+ }
+ assert.ok(threw, 'wrong constructor validation');
+ });
+
+ test('assert - use a RegExp to validate error message', function () {
+ assert.throws(makeBlock(thrower, TypeError), /test/);
+ });
+
+ test('assert - use a fn to validate error object', function () {
+ assert.throws(makeBlock(thrower, TypeError), function(err) {
+ if ((err instanceof TypeError) && /test/.test(err)) {
+ return true;
+ }
+ });
+ });
+
+ test('assert - make sure deepEqual doesn\'t loop forever on circular refs', function () {
+ var b = {};
+ b.b = b;
+
+ var c = {};
+ c.b = c;
+
+ var gotError = false;
+ var equal = true;
+ try {
+ equal = assert.deepEqual(b, c);
+ } catch (e) {
+ gotError = true;
+ }
+ assert.ok(gotError || !equal, gotError ? 'got error': 'are equal');
+ });
+
+ test('assert - ensure reflexivity of deepEqual with `arguments` objects', function() {
+ var args = (function() { return arguments; })();
+ assert.throws(makeBlock(assert.deepEqual, [], args), assert.AssertionError);
+ assert.throws(makeBlock(assert.deepEqual, args, []), assert.AssertionError);
+ });
+
+ test('assert - test assertion message', function () {
+ function testAssertionMessage(actual, expected) {
+ try {
+ assert.equal(actual, '');
+ } catch (e) {
+ assert.equal(e.toString(),
+ ['AssertionError:', expected, '==', '\'\''].join(' '));
+ }
+ }
+ 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(new Buffer([1, 2, 3]), '<Buffer 01 02 03>');
+ if (typeof global.Uint8Array === 'function' && Object.getOwnPropertyNames( new Uint8Array([])).length === 0) {
+ // todo fix util.inspect
+ testAssertionMessage(new Uint8Array([1, 2, 3]), '{ \'0\': 1, \'1\': 2, \'2\': 3 }');
+ }
+ testAssertionMessage(/a/, '/a/');
+ testAssertionMessage(function f() {}, '[Function: f]');
+ testAssertionMessage({}, '{}');
+ testAssertionMessage({a: undefined, b: null}, '{ a: undefined, b: null }');
+ testAssertionMessage({a: NaN, b: Infinity, c: -Infinity},
+ '{ a: NaN, b: Infinity, c: -Infinity }');
+ });
+
+ test('assert - regressions from node.js testcase', function () {
+ var threw = false;
+
+ try {
+ assert.throws(function () {
+ assert.ifError(null);
+ });
+ } catch (e) {
+ threw = true;
+ assert.equal(e.message, 'Missing expected exception..');
+ }
+ assert.ok(threw);
+
+ try {
+ assert.equal(1, 2);
+ } catch (e) {
+ assert.equal(e.toString().split('\n')[0], 'AssertionError: 1 == 2');
+ }
+
+ try {
+ assert.equal(1, 2, 'oh no');
+ } catch (e) {
+ assert.equal(e.toString().split('\n')[0], 'AssertionError: oh no');
+ }
+ });
+
+ test('assert - strict mode', function () {
+ var assertStrict = assert.strict;
+
+ assertStrict.throws(makeBlock(assertStrict.equal, 1, true), assertStrict.AssertionError);
+ assertStrict.notEqual(0, false);
+ assertStrict.throws(makeBlock(assertStrict.deepEqual, 1, true), assertStrict.AssertionError);
+ assertStrict.notDeepEqual(0, false);
+ assertStrict.equal(assertStrict.strict, assertStrict.strict.strict);
+ assertStrict.equal(assertStrict.equal, assertStrict.strictEqual);
+ assertStrict.equal(assertStrict.deepEqual, assertStrict.deepStrictEqual);
+ assertStrict.equal(assertStrict.notEqual, assertStrict.notStrictEqual);
+ assertStrict.equal(assertStrict.notDeepEqual, assertStrict.notDeepStrictEqual);
+ assertStrict.equal(Object.keys(assertStrict).length, Object.keys(assert).length);
+ });
+}