assertions
Version:
loads of useful assert functions in one package
66 lines (42 loc) • 1.64 kB
JavaScript
var _deepEqual = require('./deep-equal')._deepEqual //pulled from node
, fail = require('./failure').fail
//elementary assertions.
module.exports = {
equal: function (actual, expected, message) {
if(!(actual == expected))
throw fail(new Error()).simple('equal', actual, expected, '==', message)
},
notEqual: function (actual, expected, message) {
if(actual == expected)
throw fail(new Error()).simple('notEqual', actual, expected, '!=', message)
},
strictEqual: function (actual, expected, message) {
if(!(actual === expected))
throw fail(new Error()).simple('strictEqual', actual, expected, '===', message)
},
notStrictEqual: function (actual, expected, message) {
if(actual === expected)
throw fail(new Error()).simple('notStrictEqual', actual, expected, '!==', message)
},
ok: function (actual, message) {
if(!(!!actual))
throw fail(new Error()).explain('ok: {actual:render} must be truthy', {actual: actual}, message)
},
deepEqual: function (actual, expected, message) {
if(!_deepEqual(actual, expected))
throw (
fail(new Error())
.explain('deepEqual: {actual:render} must deepEqual {expected:render}'
, {actual: actual, expected: expected}, message)
)
},
notDeepEqual: function (actual, expected, message) {
if(_deepEqual(actual, expected))
throw (
fail(new Error())
.explain('deepEqual: {actual:render} must not deepEqual {expected:render}'
, {actual: actual, expected: expected}, message)
)
}
}
exports['ifError'] = exports.ok