primitive assert-methods for unit-testing
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// ==UserScript==
// @name test-utils
// @name:de test-utils
// @namespace dannysaurus.camamba
// @version 0.1
// @license MIT License
// @description primitive assert-methods for unit-testing
// @description:de primitive assert-methods for unit-testing
// ==/UserScript==
var LIB = LIB || {};
/**
* @type {{assertTrue}}
*/
LIB.testUtils = (function() {
'use strict';
function messageNotEquals(expected, actual) {
return "Assertion failed. expected: " + expected + " actual: " + actual
}
/**
* Throws an error if assertion fails
* @param {boolean} condition - condition to be checked</br><code>true</code> has the assertion succeed </br>false has the assertion fail (and throws an Error)
* @param {string} [message] - debug-message to display if the assertion fails
*/
var assertTrue = function(condition, message) {
message = message || "Assertion failed";
if (!condition) {
throw new Error(message);
}
};
/**
* Asserts that two values or objects are equal. Throws an Error if assertion fails.
* Strict comparison (<code>===</code>) is used to check for equality.
* @param {*} expected - the expected value or object
* @param {*} actual - the value or object to check against <code>expected</code>
*/
var assertEquals = function(expected, actual) {
var message = messageNotEquals(expected, actual);
assertTrue(expected === actual, message);
};
/**
* Asserts that two values or objects are equal. Throws an Error if assertion fails.
* Nonstrict comparison with type convertation (<code>==</code>) is used to check for equality.
* @param {*} expected - the expected value or object
* @param {*} actual - the value or object to check against <code>expected</code>
*/
var assertEqualsNonStrict = function(expected, actual) {
var message = messageNotEquals(expected, actual);
assertTrue(expected == actual, message);
};
return {
assertTrue: assertTrue,
assertEquals: assertEquals,
assertEqualsNonStrict: assertEqualsNonStrict
};
})();