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Comparing version 1.3.0 to 1.4.0

281

assert.js

@@ -25,10 +25,52 @@ // http://wiki.commonjs.org/wiki/Unit_Testing/1.0

// when used in node, this will actually load the util module we depend on
// versus loading the builtin util module as happens otherwise
// this is a bug in node module loading as far as I am concerned
'use strict';
// UTILITY
function compare(bufa, bufb) {
var cmpLen = Math.min(bufa, bufb);
if (cmpLen <= 0) {
return 0;
}
var i = -1;
var a,b;
while (++i < cmpLen) {
a = bufa[i];
b = bufb[i];
if (a < b) {
return -1;
} else if (a > b) {
return 1;
}
}
return 0;
}
var util = require('util/');
var Buffer = require('buffer').Buffer;
var BufferShim = require('buffer-shims');
var hasOwn = Object.prototype.hasOwnProperty;
var pSlice = Array.prototype.slice;
var hasOwn = Object.prototype.hasOwnProperty;
var functionsHaveNames = (function () {
return function foo() {}.name === 'foo';
}());
function pToString (obj) {
return Object.prototype.toString.call(obj);
}
function isView(arrbuf) {
if (typeof global.ArrayBuffer !== 'function') {
return false;
}
if (typeof ArrayBuffer.isView === 'function') {
return ArrayBuffer.isView(arrbuf);
}
if (!arrbuf) {
return false;
}
if (arrbuf instanceof DataView) {
return true;
}
if (arrbuf.buffer && arrbuf.buffer instanceof ArrayBuffer) {
return true;
}
return false;
}
// 1. The assert module provides functions that throw

@@ -45,2 +87,15 @@ // AssertionError's when particular conditions are not met. The

var regex = /\s*function\s+([^\(\s]*)\s*/;
// based on https://github.com/ljharb/function.prototype.name/blob/adeeeec8bfcc6068b187d7d9fb3d5bb1d3a30899/implementation.js
function getName(func) {
if (!util.isFunction(func)) {
return;
}
if (functionsHaveNames) {
return func.name;
}
var str = func.toString();
var match = str.match(regex);
return match && match[1];
}
assert.AssertionError = function AssertionError(options) {

@@ -59,24 +114,22 @@ this.name = 'AssertionError';

var stackStartFunction = options.stackStartFunction || fail;
if (Error.captureStackTrace) {
Error.captureStackTrace(this, stackStartFunction);
}
else {
// non v8 browsers so we can have a stacktrace
var err = new Error();
if (err.stack) {
var out = err.stack;
Error.captureStackTrace(this, stackStartFunction);
} else {
// non v8 browsers so we can have a stacktrace
var err = new Error();
if (err.stack) {
var out = err.stack;
// try to strip useless frames
var fn_name = stackStartFunction.name;
var idx = out.indexOf('\n' + fn_name);
if (idx >= 0) {
// once we have located the function frame
// we need to strip out everything before it (and its line)
var next_line = out.indexOf('\n', idx + 1);
out = out.substring(next_line + 1);
}
// try to strip useless frames
var fn_name = getName(stackStartFunction);
var idx = out.indexOf('\n' + fn_name);
if (idx >= 0) {
// once we have located the function frame
// we need to strip out everything before it (and its line)
var next_line = out.indexOf('\n', idx + 1);
out = out.substring(next_line + 1);
}
this.stack = out;
}
this.stack = out;
}
}

@@ -88,17 +141,4 @@ };

function replacer(key, value) {
if (util.isUndefined(value)) {
return '' + value;
}
if (util.isNumber(value) && !isFinite(value)) {
return value.toString();
}
if (util.isFunction(value) || util.isRegExp(value)) {
return value.toString();
}
return value;
}
function truncate(s, n) {
if (util.isString(s)) {
if (typeof s === 'string') {
return s.length < n ? s : s.slice(0, n);

@@ -109,7 +149,14 @@ } else {

}
function inspect(something) {
if (functionsHaveNames || !util.isFunction(something)) {
return util.inspect(something);
}
var rawname = getName(something);
var name = rawname ? ': ' + rawname : '';
return '[Function' + name + ']';
}
function getMessage(self) {
return truncate(JSON.stringify(self.actual, replacer), 128) + ' ' +
return truncate(inspect(self.actual), 128) + ' ' +
self.operator + ' ' +
truncate(JSON.stringify(self.expected, replacer), 128);
truncate(inspect(self.expected), 128);
}

@@ -174,3 +221,3 @@

assert.deepEqual = function deepEqual(actual, expected, message) {
if (!_deepEqual(actual, expected)) {
if (!_deepEqual(actual, expected, false)) {
fail(actual, expected, message, 'deepEqual', assert.deepEqual);

@@ -180,16 +227,15 @@ }

function _deepEqual(actual, expected) {
assert.deepStrictEqual = function deepStrictEqual(actual, expected, message) {
if (!_deepEqual(actual, expected, true)) {
fail(actual, expected, message, 'deepStrictEqual', assert.deepStrictEqual);
}
};
function _deepEqual(actual, expected, strict, memos) {
// 7.1. All identical values are equivalent, as determined by ===.
if (actual === expected) {
return true;
} else if (Buffer.isBuffer(actual) && Buffer.isBuffer(expected)) {
return compare(actual, expected) === 0;
} else if (util.isBuffer(actual) && util.isBuffer(expected)) {
if (actual.length != expected.length) return false;
for (var i = 0; i < actual.length; i++) {
if (actual[i] !== expected[i]) return false;
}
return true;
// 7.2. If the expected value is a Date object, the actual value is

@@ -212,5 +258,19 @@ // equivalent if it is also a Date object that refers to the same time.

// equivalence is determined by ==.
} else if (!util.isObject(actual) && !util.isObject(expected)) {
return actual == expected;
} else if ((actual === null || typeof actual !== 'object') &&
(expected === null || typeof expected !== 'object')) {
return strict ? actual === expected : actual == expected;
// If both values are instances of typed arrays, wrap their underlying
// ArrayBuffers in a Buffer each to increase performance
// This optimization requires the arrays to have the same type as checked by
// Object.prototype.toString (aka pToString). Never perform binary
// comparisons for Float*Arrays, though, since e.g. +0 === -0 but their
// bit patterns are not identical.
} else if (isView(actual) && isView(expected) &&
pToString(actual) === pToString(expected) &&
!(actual instanceof Float32Array ||
actual instanceof Float64Array)) {
return compare(BufferShim.from(actual.buffer),
BufferShim.from(expected.buffer)) === 0;
// 7.5 For all other Object pairs, including Array objects, equivalence is

@@ -223,3 +283,15 @@ // determined by having the same number of owned properties (as verified

} else {
return objEquiv(actual, expected);
memos = memos || {actual: [], expected: []};
var actualIndex = memos.actual.indexOf(actual);
if (actualIndex !== -1) {
if (actualIndex === memos.expected.indexOf(expected)) {
return true;
}
}
memos.actual.push(actual);
memos.expected.push(expected);
return objEquiv(actual, expected, strict, memos);
}

@@ -232,13 +304,12 @@ }

function objEquiv(a, b) {
if (util.isNullOrUndefined(a) || util.isNullOrUndefined(b))
function objEquiv(a, b, strict, actualVisitedObjects) {
if (a === null || a === undefined || b === null || b === undefined)
return false;
// an identical 'prototype' property.
if (a.prototype !== b.prototype) return false;
// if one is a primitive, the other must be same
if (util.isPrimitive(a) || util.isPrimitive(b)) {
if (util.isPrimitive(a) || util.isPrimitive(b))
return a === b;
}
var aIsArgs = isArguments(a),
bIsArgs = isArguments(b);
if (strict && Object.getPrototypeOf(a) !== Object.getPrototypeOf(b))
return false;
var aIsArgs = isArguments(a);
var bIsArgs = isArguments(b);
if ((aIsArgs && !bIsArgs) || (!aIsArgs && bIsArgs))

@@ -249,10 +320,10 @@ return false;

b = pSlice.call(b);
return _deepEqual(a, b);
return _deepEqual(a, b, strict);
}
var ka = objectKeys(a),
kb = objectKeys(b),
key, i;
var ka = objectKeys(a);
var kb = objectKeys(b);
var key, i;
// having the same number of owned properties (keys incorporates
// hasOwnProperty)
if (ka.length != kb.length)
if (ka.length !== kb.length)
return false;

@@ -264,3 +335,3 @@ //the same set of keys (although not necessarily the same order),

for (i = ka.length - 1; i >= 0; i--) {
if (ka[i] != kb[i])
if (ka[i] !== kb[i])
return false;

@@ -272,3 +343,4 @@ }

key = ka[i];
if (!_deepEqual(a[key], b[key])) return false;
if (!_deepEqual(a[key], b[key], strict, actualVisitedObjects))
return false;
}

@@ -282,3 +354,3 @@ return true;

assert.notDeepEqual = function notDeepEqual(actual, expected, message) {
if (_deepEqual(actual, expected)) {
if (_deepEqual(actual, expected, false)) {
fail(actual, expected, message, 'notDeepEqual', assert.notDeepEqual);

@@ -288,2 +360,10 @@ }

assert.notDeepStrictEqual = notDeepStrictEqual;
function notDeepStrictEqual(actual, expected, message) {
if (_deepEqual(actual, expected, true)) {
fail(actual, expected, message, 'notDeepStrictEqual', notDeepStrictEqual);
}
}
// 9. The strict equality assertion tests strict equality, as determined by ===.

@@ -314,15 +394,37 @@ // assert.strictEqual(actual, expected, message_opt);

return expected.test(actual);
} else if (actual instanceof expected) {
return true;
} else if (expected.call({}, actual) === true) {
return true;
}
return false;
try {
if (actual instanceof expected) {
return true;
}
} catch (e) {
// Ignore. The instanceof check doesn't work for arrow functions.
}
if (Error.isPrototypeOf(expected)) {
return false;
}
return expected.call({}, actual) === true;
}
function _tryBlock(block) {
var error;
try {
block();
} catch (e) {
error = e;
}
return error;
}
function _throws(shouldThrow, block, expected, message) {
var actual;
if (util.isString(expected)) {
if (typeof block !== 'function') {
throw new TypeError('"block" argument must be a function');
}
if (typeof expected === 'string') {
message = expected;

@@ -332,7 +434,3 @@ expected = null;

try {
block();
} catch (e) {
actual = e;
}
actual = _tryBlock(block);

@@ -346,3 +444,10 @@ message = (expected && expected.name ? ' (' + expected.name + ').' : '.') +

if (!shouldThrow && expectedException(actual, expected)) {
var userProvidedMessage = typeof message === 'string';
var isUnwantedException = !shouldThrow && util.isError(actual);
var isUnexpectedException = !shouldThrow && actual && !expected;
if ((isUnwantedException &&
userProvidedMessage &&
expectedException(actual, expected)) ||
isUnexpectedException) {
fail(actual, expected, 'Got unwanted exception' + message);

@@ -361,11 +466,11 @@ }

assert.throws = function(block, /*optional*/error, /*optional*/message) {
_throws.apply(this, [true].concat(pSlice.call(arguments)));
_throws(true, block, error, message);
};
// EXTENSION! This is annoying to write outside this module.
assert.doesNotThrow = function(block, /*optional*/message) {
_throws.apply(this, [false].concat(pSlice.call(arguments)));
assert.doesNotThrow = function(block, /*optional*/error, /*optional*/message) {
_throws(false, block, error, message);
};
assert.ifError = function(err) { if (err) {throw err;}};
assert.ifError = function(err) { if (err) throw err; };

@@ -372,0 +477,0 @@ var objectKeys = Object.keys || function (obj) {

10

package.json

@@ -7,3 +7,3 @@ {

],
"version": "1.3.0",
"version": "1.4.0",
"homepage": "https://github.com/defunctzombie/commonjs-assert",

@@ -16,6 +16,7 @@ "repository": {

"dependencies": {
"buffer-shims": "1.0.0",
"util": "0.10.3"
},
"devDependencies": {
"zuul": "~1.10.2",
"zuul": "~3.9.0",
"mocha": "~1.21.4"

@@ -25,4 +26,7 @@ },

"scripts": {
"test": "mocha --ui qunit test.js && zuul -- test.js"
"test-node": "mocha --ui qunit test.js",
"test-browser": "zuul -- test.js",
"test": "npm run test-node && npm run test-browser",
"test-native": "TEST_NATIVE=true mocha --ui qunit test.js"
}
}

517

test.js

@@ -22,5 +22,10 @@ // Copyright Joyent, Inc. and other Node contributors.

var assert = require('./');
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');
}

@@ -34,312 +39,294 @@ function makeBlock(f) {

test('assert.ok', function () {
assert.throws(makeBlock(assert, false), assert.AssertionError, 'ok(false)');
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, true), assert.AssertionError, 'ok(true)');
assert.doesNotThrow(makeBlock(assert, 'test', 'ok(\'test\')'));
assert.doesNotThrow(makeBlock(assert, 'test', 'ok(\'test\')'));
assert.throws(makeBlock(assert.ok, false),
assert.AssertionError, 'ok(false)');
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, true),
assert.AssertionError, 'ok(true)');
assert.doesNotThrow(makeBlock(assert.ok, 'test'), 'ok(\'test\')');
});
assert.doesNotThrow(makeBlock(assert.ok, 'test'), 'ok(\'test\')');
});
test('assert.equal', function () {
assert.throws(makeBlock(assert.equal, true, false), assert.AssertionError, 'equal');
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, null, null), 'equal');
assert.doesNotThrow(makeBlock(assert.equal, undefined, undefined), 'equal');
assert.doesNotThrow(makeBlock(assert.equal, undefined, undefined), 'equal');
assert.doesNotThrow(makeBlock(assert.equal, null, undefined), 'equal');
assert.doesNotThrow(makeBlock(assert.equal, null, undefined), 'equal');
assert.doesNotThrow(makeBlock(assert.equal, true, true), 'equal');
assert.doesNotThrow(makeBlock(assert.equal, true, true), 'equal');
assert.doesNotThrow(makeBlock(assert.equal, 2, '2'), 'equal');
assert.doesNotThrow(makeBlock(assert.equal, 2, '2'), 'equal');
assert.doesNotThrow(makeBlock(assert.notEqual, true, false), 'notEqual');
assert.doesNotThrow(makeBlock(assert.notEqual, true, false), 'notEqual');
assert.throws(makeBlock(assert.notEqual, true, true),
assert.AssertionError, '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');
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.throws(makeBlock(assert.strictEqual, null, undefined),
assert.AssertionError, 'strictEqual');
assert.doesNotThrow(makeBlock(assert.notStrictEqual, 2, '2'), 'notStrictEqual');
});
assert.doesNotThrow(makeBlock(assert.notStrictEqual, 2, '2'), 'notStrictEqual');
});
test('assert.deepEqual - 7.2', function () {
assert.doesNotThrow(makeBlock(assert.deepEqual, new Date(2000, 3, 14),
new Date(2000, 3, 14)), 'deepEqual date');
test('assert.deepStrictEqual', function () {
assert.throws(makeBlock(assert.deepStrictEqual, [2], ['2']),
assert.AssertionError, 'deepStrictEqual');
assert.throws(makeBlock(assert.deepEqual, new Date(), new Date(2000, 3, 14)),
assert.AssertionError,
'deepEqual date');
});
assert.throws(makeBlock(assert.deepStrictEqual, [null], [undefined]),
assert.AssertionError, 'deepStrictEqual');
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));
assert.doesNotThrow(makeBlock(assert.notDeepStrictEqual, [2], ['2']), 'notDeepStrictEqual');
});
var re1 = /a/;
re1.lastIndex = 3;
assert.throws(makeBlock(assert.deepEqual, re1, /a/));
});
test('assert.deepEqual - 7.2', function () {
assert.doesNotThrow(makeBlock(assert.deepEqual, new Date(2000, 3, 14),
new Date(2000, 3, 14)), 'deepEqual date');
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');
});
assert.throws(makeBlock(assert.deepEqual, new Date(), new Date(2000, 3, 14)),
assert.AssertionError,
'deepEqual date');
});
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 - 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));
test('assert.deepEqual - instances', function () {
// having an identical prototype property
var nbRoot = {
toString: function() { return this.first + ' ' + this.last; }
};
var re1 = /a/;
re1.lastIndex = 3;
assert.throws(makeBlock(assert.deepEqual, re1, /a/));
});
function nameBuilder(first, last) {
this.first = first;
this.last = last;
return this;
}
nameBuilder.prototype = nbRoot;
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');
});
function nameBuilder2(first, last) {
this.first = first;
this.last = last;
return this;
}
nameBuilder2.prototype = nbRoot;
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));
});
var nb1 = new nameBuilder('Ryan', 'Dahl');
var nb2 = new nameBuilder2('Ryan', 'Dahl');
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);
}
});
assert.doesNotThrow(makeBlock(assert.deepEqual, nb1, nb2));
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), {}));
});
nameBuilder2.prototype = Object;
nb2 = new nameBuilder2('Ryan', 'Dahl');
assert.throws(makeBlock(assert.deepEqual, nb1, nb2), assert.AssertionError);
});
function thrower(errorConstructor) {
throw new errorConstructor('test');
}
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 - Testing the throwing', function () {
var aethrow = makeBlock(thrower, assert.AssertionError);
aethrow = makeBlock(thrower, 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), {}));
});
// 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));
function thrower(errorConstructor) {
throw new errorConstructor('test');
}
// if not passing an error, catch all.
assert.throws(makeBlock(thrower, TypeError));
test('assert - Testing the throwing', function () {
var aethrow = makeBlock(thrower, assert.AssertionError);
aethrow = makeBlock(thrower, assert.AssertionError);
// 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;
// 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));
// 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');
// if not passing an error, catch all.
assert.throws(makeBlock(thrower, TypeError));
// 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');
});
// 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;
test('assert.ifError', function () {
assert.throws(function() {assert.ifError(new Error('test error'))});
assert.doesNotThrow(function() {assert.ifError(null)});
assert.doesNotThrow(function() {assert.ifError()});
});
// 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');
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');
});
// 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 - use a RegExp to validate error message', function () {
assert.throws(makeBlock(thrower, TypeError), /test/);
});
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 - se 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 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 - Make sure deepEqual doesn\'t loop forever on circular refs', function () {
var b = {};
b.b = b;
test('assert - use a RegExp to validate error message', function () {
assert.throws(makeBlock(thrower, TypeError), /test/);
});
var c = {};
c.b = c;
test('assert - se a fn to validate error object', function () {
assert.throws(makeBlock(thrower, TypeError), function(err) {
if ((err instanceof TypeError) && /test/.test(err)) {
return true;
}
});
});
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 - Make sure deepEqual doesn\'t loop forever on circular refs', function () {
var b = {};
b.b = b;
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);
});
var c = {};
c.b = c;
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(/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 }');
});
var gotError = false;
try {
assert.deepEqual(b, c);
} catch (e) {
gotError = true;
}
test('assert - regressions from node.js testcase', function () {
var threw = false;
assert.ok(gotError);
});
try {
assert.throws(function () {
assert.ifError(null);
});
} catch (e) {
threw = true;
assert.equal(e.message, 'Missing expected exception..');
}
assert.ok(threw);
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);
});
try {
assert.equal(1, 2);
} catch (e) {
assert.equal(e.toString().split('\n')[0], 'AssertionError: 1 == 2');
}
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(/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);
try {
assert.equal(1, 2, 'oh no');
} catch (e) {
assert.equal(e.toString().split('\n')[0], 'AssertionError: oh no');
}
});
} 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');
}
});
}
.travis.yml

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