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360 lines
14 KiB
360 lines
14 KiB
// 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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var nodeAssert = require('assert'); |
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var ourAssert = require('./'); |
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var keys = Object.keys; |
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if (process.env.TEST_NATIVE === true) { |
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tests(nodeAssert, 'node assert'); |
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} else { |
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tests(ourAssert, 'our assert'); |
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} |
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function makeBlock(f) { |
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var args = Array.prototype.slice.call(arguments, 1); |
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return function() { |
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return f.apply(this, args); |
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}; |
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} |
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function tests (assert, what) { |
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test('assert.ok', function () { |
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assert.throws(makeBlock(assert, false), assert.AssertionError, 'ok(false)'); |
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assert.doesNotThrow(makeBlock(assert, true), assert.AssertionError, 'ok(true)'); |
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assert.doesNotThrow(makeBlock(assert, 'test', 'ok(\'test\')')); |
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assert.throws(makeBlock(assert.ok, false), |
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assert.AssertionError, 'ok(false)'); |
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assert.doesNotThrow(makeBlock(assert.ok, true), |
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assert.AssertionError, 'ok(true)'); |
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assert.doesNotThrow(makeBlock(assert.ok, 'test'), 'ok(\'test\')'); |
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}); |
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test('assert.equal', function () { |
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assert.throws(makeBlock(assert.equal, true, false), assert.AssertionError, 'equal'); |
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assert.doesNotThrow(makeBlock(assert.equal, null, null), 'equal'); |
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assert.doesNotThrow(makeBlock(assert.equal, undefined, undefined), 'equal'); |
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assert.doesNotThrow(makeBlock(assert.equal, null, undefined), 'equal'); |
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assert.doesNotThrow(makeBlock(assert.equal, true, true), 'equal'); |
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assert.doesNotThrow(makeBlock(assert.equal, 2, '2'), 'equal'); |
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assert.doesNotThrow(makeBlock(assert.notEqual, true, false), 'notEqual'); |
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assert.throws(makeBlock(assert.notEqual, true, true), |
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assert.AssertionError, 'notEqual'); |
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}); |
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test('assert.strictEqual', function () { |
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assert.throws(makeBlock(assert.strictEqual, 2, '2'), |
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assert.AssertionError, 'strictEqual'); |
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assert.throws(makeBlock(assert.strictEqual, null, undefined), |
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assert.AssertionError, 'strictEqual'); |
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assert.doesNotThrow(makeBlock(assert.notStrictEqual, 2, '2'), 'notStrictEqual'); |
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}); |
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test('assert.deepStrictEqual', function () { |
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assert.throws(makeBlock(assert.deepStrictEqual, [2], ['2']), |
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assert.AssertionError, 'deepStrictEqual'); |
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assert.throws(makeBlock(assert.deepStrictEqual, [null], [undefined]), |
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assert.AssertionError, 'deepStrictEqual'); |
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assert.doesNotThrow(makeBlock(assert.notDeepStrictEqual, [2], ['2']), 'notDeepStrictEqual'); |
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}); |
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test('assert.deepEqual - 7.2', function () { |
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assert.doesNotThrow(makeBlock(assert.deepEqual, new Date(2000, 3, 14), |
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new Date(2000, 3, 14)), 'deepEqual date'); |
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assert.throws(makeBlock(assert.deepEqual, new Date(), new Date(2000, 3, 14)), |
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assert.AssertionError, |
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'deepEqual date'); |
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}); |
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test('assert.deepEqual - 7.3', function () { |
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assert.doesNotThrow(makeBlock(assert.deepEqual, /a/, /a/)); |
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assert.doesNotThrow(makeBlock(assert.deepEqual, /a/g, /a/g)); |
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assert.doesNotThrow(makeBlock(assert.deepEqual, /a/i, /a/i)); |
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assert.doesNotThrow(makeBlock(assert.deepEqual, /a/m, /a/m)); |
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assert.doesNotThrow(makeBlock(assert.deepEqual, /a/igm, /a/igm)); |
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assert.throws(makeBlock(assert.deepEqual, /ab/, /a/)); |
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assert.throws(makeBlock(assert.deepEqual, /a/g, /a/)); |
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assert.throws(makeBlock(assert.deepEqual, /a/i, /a/)); |
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assert.throws(makeBlock(assert.deepEqual, /a/m, /a/)); |
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assert.throws(makeBlock(assert.deepEqual, /a/igm, /a/im)); |
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var re1 = /a/; |
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re1.lastIndex = 3; |
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assert.throws(makeBlock(assert.deepEqual, re1, /a/)); |
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}); |
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test('assert.deepEqual - 7.4', function () { |
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assert.doesNotThrow(makeBlock(assert.deepEqual, 4, '4'), 'deepEqual == check'); |
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assert.doesNotThrow(makeBlock(assert.deepEqual, true, 1), 'deepEqual == check'); |
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assert.throws(makeBlock(assert.deepEqual, 4, '5'), |
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assert.AssertionError, |
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'deepEqual == check'); |
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}); |
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test('assert.deepEqual - 7.5', function () { |
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// having the same number of owned properties && the same set of keys |
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assert.doesNotThrow(makeBlock(assert.deepEqual, {a: 4}, {a: 4})); |
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assert.doesNotThrow(makeBlock(assert.deepEqual, {a: 4, b: '2'}, {a: 4, b: '2'})); |
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assert.doesNotThrow(makeBlock(assert.deepEqual, [4], ['4'])); |
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assert.throws(makeBlock(assert.deepEqual, {a: 4}, {a: 4, b: true}), |
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assert.AssertionError); |
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assert.doesNotThrow(makeBlock(assert.deepEqual, ['a'], {0: 'a'})); |
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//(although not necessarily the same order), |
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assert.doesNotThrow(makeBlock(assert.deepEqual, {a: 4, b: '1'}, {b: '1', a: 4})); |
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var a1 = [1, 2, 3]; |
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var a2 = [1, 2, 3]; |
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a1.a = 'test'; |
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a1.b = true; |
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a2.b = true; |
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a2.a = 'test'; |
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assert.throws(makeBlock(assert.deepEqual, keys(a1), keys(a2)), |
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assert.AssertionError); |
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assert.doesNotThrow(makeBlock(assert.deepEqual, a1, a2)); |
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}); |
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test('assert.deepEqual - ES6 primitives', function () { |
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assert.throws(makeBlock(assert.deepEqual, null, {}), assert.AssertionError); |
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assert.throws(makeBlock(assert.deepEqual, undefined, {}), assert.AssertionError); |
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assert.throws(makeBlock(assert.deepEqual, 'a', ['a']), assert.AssertionError); |
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assert.throws(makeBlock(assert.deepEqual, 'a', {0: 'a'}), assert.AssertionError); |
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assert.throws(makeBlock(assert.deepEqual, 1, {}), assert.AssertionError); |
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assert.throws(makeBlock(assert.deepEqual, true, {}), assert.AssertionError); |
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if (typeof Symbol === 'symbol') { |
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assert.throws(makeBlock(assert.deepEqual, Symbol(), {}), assert.AssertionError); |
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} |
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}); |
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test('assert.deepEqual - object wrappers', function () { |
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assert.doesNotThrow(makeBlock(assert.deepEqual, new String('a'), ['a'])); |
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assert.doesNotThrow(makeBlock(assert.deepEqual, new String('a'), {0: 'a'})); |
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assert.doesNotThrow(makeBlock(assert.deepEqual, new Number(1), {})); |
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assert.doesNotThrow(makeBlock(assert.deepEqual, new Boolean(true), {})); |
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}); |
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test('assert.deepEqual - Buffers', function () { |
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assert.doesNotThrow(makeBlock(assert.deepEqual, new Buffer([1, 2, 3]), new Buffer([1, 2, 3]))); |
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if (typeof global.Uint8Array === 'function') { |
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assert.throws(makeBlock(assert.deepEqual, new Buffer([1, 2, 3]), new Uint8Array([1, 2, 3]))); |
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} |
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if (typeof global.Uint16Array === 'function') { |
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assert.doesNotThrow(makeBlock(assert.deepEqual, new Uint16Array([1, 2, 3]), new Uint16Array([1, 2, 3]))); |
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} |
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}); |
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function thrower(errorConstructor) { |
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throw new errorConstructor('test'); |
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} |
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test('assert - testing the throwing', function () { |
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var aethrow = makeBlock(thrower, assert.AssertionError); |
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aethrow = makeBlock(thrower, assert.AssertionError); |
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// the basic calls work |
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assert.throws(makeBlock(thrower, assert.AssertionError), |
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assert.AssertionError, 'message'); |
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assert.throws(makeBlock(thrower, assert.AssertionError), assert.AssertionError); |
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assert.throws(makeBlock(thrower, assert.AssertionError)); |
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// if not passing an error, catch all. |
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assert.throws(makeBlock(thrower, TypeError)); |
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// when passing a type, only catch errors of the appropriate type |
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var threw = false; |
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try { |
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assert.throws(makeBlock(thrower, TypeError), assert.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.equal(true, threw, |
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'a.throws with an explicit error is eating extra errors', |
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assert.AssertionError); |
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threw = false; |
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// doesNotThrow should pass through all errors |
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try { |
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assert.doesNotThrow(makeBlock(thrower, TypeError), assert.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.equal(true, threw, |
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'a.doesNotThrow with an explicit error is eating extra errors'); |
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// key difference is that throwing our correct error makes an assertion error |
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try { |
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assert.doesNotThrow(makeBlock(thrower, TypeError), TypeError); |
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} catch (e) { |
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threw = true; |
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assert.ok(e instanceof assert.AssertionError); |
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} |
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assert.equal(true, threw, |
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'a.doesNotThrow is not catching type matching errors'); |
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}); |
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test('assert.ifError', function () { |
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assert.throws(function() {assert.ifError(new Error('test error'))}); |
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assert.doesNotThrow(function() {assert.ifError(null)}); |
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assert.doesNotThrow(function() {assert.ifError()}); |
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}); |
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test('assert - make sure that validating using constructor really works', function () { |
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var threw = false; |
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try { |
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assert.throws( |
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function() { |
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throw ({}); |
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}, |
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Array |
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); |
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} catch (e) { |
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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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test('assert - use a RegExp to validate error message', function () { |
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assert.throws(makeBlock(thrower, TypeError), /test/); |
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}); |
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test('assert - use a fn to validate error object', function () { |
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assert.throws(makeBlock(thrower, TypeError), function(err) { |
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if ((err instanceof TypeError) && /test/.test(err)) { |
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return true; |
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} |
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}); |
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}); |
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test('assert - make sure deepEqual doesn\'t loop forever on circular refs', function () { |
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var b = {}; |
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b.b = b; |
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var c = {}; |
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c.b = c; |
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var gotError = false; |
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var equal = true; |
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try { |
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equal = assert.deepEqual(b, c); |
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} catch (e) { |
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gotError = true; |
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} |
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assert.ok(gotError || !equal, gotError ? 'got error': 'are equal'); |
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}); |
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test('assert - ensure reflexivity of deepEqual with `arguments` objects', function() { |
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var args = (function() { return arguments; })(); |
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assert.throws(makeBlock(assert.deepEqual, [], args), assert.AssertionError); |
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assert.throws(makeBlock(assert.deepEqual, args, []), assert.AssertionError); |
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}); |
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test('assert - test assertion message', function () { |
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function testAssertionMessage(actual, expected) { |
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try { |
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assert.equal(actual, ''); |
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} catch (e) { |
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assert.equal(e.toString(), |
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['AssertionError:', expected, '==', '\'\''].join(' ')); |
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} |
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} |
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testAssertionMessage(undefined, 'undefined'); |
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testAssertionMessage(null, 'null'); |
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testAssertionMessage(true, 'true'); |
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testAssertionMessage(false, 'false'); |
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testAssertionMessage(0, '0'); |
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testAssertionMessage(100, '100'); |
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testAssertionMessage(NaN, 'NaN'); |
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testAssertionMessage(Infinity, 'Infinity'); |
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testAssertionMessage(-Infinity, '-Infinity'); |
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testAssertionMessage('', '""'); |
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testAssertionMessage('foo', '\'foo\''); |
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testAssertionMessage([], '[]'); |
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testAssertionMessage([1, 2, 3], '[ 1, 2, 3 ]'); |
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testAssertionMessage(new Buffer([1, 2, 3]), '<Buffer 01 02 03>'); |
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if (typeof global.Uint8Array === 'function' && Object.getOwnPropertyNames( new Uint8Array([])).length === 0) { |
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// todo fix util.inspect |
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testAssertionMessage(new Uint8Array([1, 2, 3]), '{ \'0\': 1, \'1\': 2, \'2\': 3 }'); |
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} |
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testAssertionMessage(/a/, '/a/'); |
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testAssertionMessage(function f() {}, '[Function: f]'); |
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testAssertionMessage({}, '{}'); |
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testAssertionMessage({a: undefined, b: null}, '{ a: undefined, b: null }'); |
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testAssertionMessage({a: NaN, b: Infinity, c: -Infinity}, |
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'{ a: NaN, b: Infinity, c: -Infinity }'); |
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}); |
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test('assert - regressions from node.js testcase', function () { |
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var threw = false; |
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try { |
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assert.throws(function () { |
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assert.ifError(null); |
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}); |
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} catch (e) { |
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threw = true; |
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assert.equal(e.message, 'Missing expected exception..'); |
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} |
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assert.ok(threw); |
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try { |
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assert.equal(1, 2); |
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} catch (e) { |
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assert.equal(e.toString().split('\n')[0], 'AssertionError: 1 == 2'); |
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} |
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try { |
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assert.equal(1, 2, 'oh no'); |
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} catch (e) { |
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assert.equal(e.toString().split('\n')[0], 'AssertionError: oh no'); |
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} |
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}); |
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test('assert - strict mode', function () { |
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var assertStrict = assert.strict; |
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assertStrict.throws(makeBlock(assertStrict.equal, 1, true), assertStrict.AssertionError); |
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assertStrict.notEqual(0, false); |
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assertStrict.throws(makeBlock(assertStrict.deepEqual, 1, true), assertStrict.AssertionError); |
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assertStrict.notDeepEqual(0, false); |
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assertStrict.equal(assertStrict.strict, assertStrict.strict.strict); |
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assertStrict.equal(assertStrict.equal, assertStrict.strictEqual); |
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assertStrict.equal(assertStrict.deepEqual, assertStrict.deepStrictEqual); |
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assertStrict.equal(assertStrict.notEqual, assertStrict.notStrictEqual); |
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assertStrict.equal(assertStrict.notDeepEqual, assertStrict.notDeepStrictEqual); |
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assertStrict.equal(Object.keys(assertStrict).length, Object.keys(assert).length); |
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}); |
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}
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