yuitest_core-debug.js

这是YUI的源码及相关示例。里面有很多很炫的Javascript效果。

/*
Copyright (c) 2008, Yahoo! Inc. All rights reserved.
Code licensed under the BSD License:
http://developer.yahoo.net/yui/license.txt
version: 2.6.0
*/
YAHOO.namespace("tool");

//-----------------------------------------------------------------------------
// TestCase object
//-----------------------------------------------------------------------------
(function(){
    
    //used for autogenerating test case names
    var tempId = 0;
    
    /**
     * Test case containing various tests to run.
     * @param template An object containing any number of test methods, other methods,
     *                 an optional name, and anything else the test case needs.
     * @class TestCase
     * @namespace YAHOO.tool
     * @constructor
     */
    YAHOO.tool.TestCase = function (template /*:Object*/) {
        
        /**
         * Special rules for the test case. Possible subobjects
         * are fail, for tests that should fail, and error, for
         * tests that should throw an error.
         */
        this._should /*:Object*/ = {};
        
        //copy over all properties from the template to this object
        for (var prop in template) {
            this[prop] = template[prop];
        }    
        
        //check for a valid name
        if (!YAHOO.lang.isString(this.name)){
            /**
             * Name for the test case.
             */
            this.name /*:String*/ = "testCase" + (tempId++);
        }
    
    };
    
    
    YAHOO.tool.TestCase.prototype = {  
    
        /**
         * Resumes a paused test and runs the given function.
         * @param {Function} segment (Optional) The function to run.
         *      If omitted, the test automatically passes.
         * @return {Void}
         * @method resume
         */
        resume : function (segment /*:Function*/) /*:Void*/ {
            YAHOO.tool.TestRunner.resume(segment);
        },
    
        /**
         * Causes the test case to wait a specified amount of time and then
         * continue executing the given code.
         * @param {Function} segment (Optional) The function to run after the delay.
         *      If omitted, the TestRunner will wait until resume() is called.
         * @param {int} delay (Optional) The number of milliseconds to wait before running
         *      the function. If omitted, defaults to zero.
         * @return {Void}
         * @method wait
         */
        wait : function (segment /*:Function*/, delay /*:int*/) /*:Void*/{
            var args = arguments;
            if (YAHOO.lang.isFunction(args[0])){
                throw new YAHOO.tool.TestCase.Wait(args[0], args[1]);
            } else {
                throw new YAHOO.tool.TestCase.Wait(function(){
                    YAHOO.util.Assert.fail("Timeout: wait() called but resume() never called.");
                }, (YAHOO.lang.isNumber(args[0]) ? args[0] : 10000));
            }            
        },
    
        //-------------------------------------------------------------------------
        // Stub Methods
        //-------------------------------------------------------------------------
    
        /**
         * Function to run before each test is executed.
         * @return {Void}
         * @method setUp
         */
        setUp : function () /*:Void*/ {
        },
        
        /**
         * Function to run after each test is executed.
         * @return {Void}
         * @method tearDown
         */
        tearDown: function () /*:Void*/ {    
        }
    };
    
    /**
     * Represents a stoppage in test execution to wait for an amount of time before
     * continuing.
     * @param {Function} segment A function to run when the wait is over.
     * @param {int} delay The number of milliseconds to wait before running the code.
     * @class Wait
     * @namespace YAHOO.tool.TestCase
     * @constructor
     *
     */
    YAHOO.tool.TestCase.Wait = function (segment /*:Function*/, delay /*:int*/) {
        
        /**
         * The segment of code to run when the wait is over.
         * @type Function
         * @property segment
         */
        this.segment /*:Function*/ = (YAHOO.lang.isFunction(segment) ? segment : null);
    
        /**
         * The delay before running the segment of code.
         * @type int
         * @property delay
         */
        this.delay /*:int*/ = (YAHOO.lang.isNumber(delay) ? delay : 0);
    
    };

})();

YAHOO.namespace("tool");


//-----------------------------------------------------------------------------
// TestSuite object
//-----------------------------------------------------------------------------

/**
 * A test suite that can contain a collection of TestCase and TestSuite objects.
 * @param {String||Object} data The name of the test suite or an object containing
 *      a name property as well as setUp and tearDown methods.
 * @namespace YAHOO.tool
 * @class TestSuite
 * @constructor
 */
YAHOO.tool.TestSuite = function (data /*:String||Object*/) {

    /**
     * The name of the test suite.
     * @type String
     * @property name
     */
    this.name /*:String*/ = "";

    /**
     * Array of test suites and
     * @private
     */
    this.items /*:Array*/ = [];

    //initialize the properties
    if (YAHOO.lang.isString(data)){
        this.name = data;
    } else if (YAHOO.lang.isObject(data)){
        YAHOO.lang.augmentObject(this, data, true);
    }

    //double-check name
    if (this.name === ""){
        this.name = YAHOO.util.Dom.generateId(null, "testSuite");
    }

};

YAHOO.tool.TestSuite.prototype = {
    
    /**
     * Adds a test suite or test case to the test suite.
     * @param {YAHOO.tool.TestSuite||YAHOO.tool.TestCase} testObject The test suite or test case to add.
     * @return {Void}
     * @method add
     */
    add : function (testObject /*:YAHOO.tool.TestSuite*/) /*:Void*/ {
        if (testObject instanceof YAHOO.tool.TestSuite || testObject instanceof YAHOO.tool.TestCase) {
            this.items.push(testObject);
        }
    },
    
    //-------------------------------------------------------------------------
    // Stub Methods
    //-------------------------------------------------------------------------

    /**
     * Function to run before each test is executed.
     * @return {Void}
     * @method setUp
     */
    setUp : function () /*:Void*/ {
    },
    
    /**
     * Function to run after each test is executed.
     * @return {Void}
     * @method tearDown
     */
    tearDown: function () /*:Void*/ {
    }
    
};

YAHOO.namespace("tool");

/**
 * The YUI test tool
 * @module yuitest
 * @namespace YAHOO.tool
 * @requires yahoo,dom,event,logger
 */


//-----------------------------------------------------------------------------
// TestRunner object
//-----------------------------------------------------------------------------


YAHOO.tool.TestRunner = (function(){

    /**
     * A node in the test tree structure. May represent a TestSuite, TestCase, or
     * test function.
     * @param {Variant} testObject A TestSuite, TestCase, or the name of a test function.
     * @class TestNode
     * @constructor
     * @private
     */
    function TestNode(testObject /*:Variant*/){
    
        /**
         * The TestSuite, TestCase, or test function represented by this node.
         * @type Variant
         * @property testObject
         */
        this.testObject = testObject;
        
        /**
         * Pointer to this node's first child.
         * @type TestNode
         * @property firstChild
         */        
        this.firstChild /*:TestNode*/ = null;
        
        /**
         * Pointer to this node's last child.
         * @type TestNode
         * @property lastChild
         */        
        this.lastChild = null;
        
        /**
         * Pointer to this node's parent.
         * @type TestNode
         * @property parent
         */        
        this.parent = null; 
   
        /**
         * Pointer to this node's next sibling.
         * @type TestNode
         * @property next
         */        
        this.next = null;
        
        /**
         * Test results for this test object.
         * @type object
         * @property results
         */                
        this.results /*:Object*/ = {
            passed : 0,
            failed : 0,
            total : 0,
            ignored : 0
        };
        
        //initialize results
        if (testObject instanceof YAHOO.tool.TestSuite){
            this.results.type = "testsuite";
            this.results.name = testObject.name;
        } else if (testObject instanceof YAHOO.tool.TestCase){
            this.results.type = "testcase";
            this.results.name = testObject.name;
        }
       
    }
    
    TestNode.prototype = {
    
        /**
         * Appends a new test object (TestSuite, TestCase, or test function name) as a child
         * of this node.
         * @param {Variant} testObject A TestSuite, TestCase, or the name of a test function.
         * @return {Void}
         */
        appendChild : function (testObject /*:Variant*/) /*:Void*/{
            var node = new TestNode(testObject);
            if (this.firstChild === null){
                this.firstChild = this.lastChild = node;
            } else {
                this.lastChild.next = node;
                this.lastChild = node;
            }
            node.parent = this;
            return node;
        }       
    };

    /**
     * Runs test suites and test cases, providing events to allowing for the
     * interpretation of test results.
     * @namespace YAHOO.tool
     * @class TestRunner
     * @static
     */
    function TestRunner(){
    
        //inherit from EventProvider
        TestRunner.superclass.constructor.apply(this,arguments);
        
        /**
         * Suite on which to attach all TestSuites and TestCases to be run.
         * @type YAHOO.tool.TestSuite
         * @property masterSuite
         * @private
         * @static
         */
        this.masterSuite /*:YAHOO.tool.TestSuite*/ = new YAHOO.tool.TestSuite("YUI Test Results");        

        /**
         * Pointer to the current node in the test tree.
         * @type TestNode
         * @private
         * @property _cur
         * @static
         */
        this._cur = null;
        
        /**
         * Pointer to the root node in the test tree.
         * @type TestNode
         * @private
         * @property _root
         * @static
         */
        this._root = null;
        
        //create events
        var events /*:Array*/ = [
            this.TEST_CASE_BEGIN_EVENT,
            this.TEST_CASE_COMPLETE_EVENT,