1043 lines
28 KiB
JavaScript
1043 lines
28 KiB
JavaScript
/*
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* QUnit - A JavaScript Unit Testing Framework
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*
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* http://docs.jquery.com/QUnit
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*
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* Copyright (c) 2009 John Resig, Jörn Zaefferer
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* Dual licensed under the MIT (MIT-LICENSE.txt)
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* and GPL (GPL-LICENSE.txt) licenses.
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*/
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(function(window) {
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var QUnit = {
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// Initialize the configuration options
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init: function() {
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config = {
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stats: { all: 0, bad: 0 },
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moduleStats: { all: 0, bad: 0 },
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started: +new Date,
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blocking: false,
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autorun: false,
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assertions: [],
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filters: [],
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queue: []
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};
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var tests = id("qunit-tests"),
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banner = id("qunit-banner"),
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result = id("qunit-testresult");
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if ( tests ) {
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tests.innerHTML = "";
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}
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if ( banner ) {
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banner.className = "";
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}
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if ( result ) {
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result.parentNode.removeChild( result );
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}
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},
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// call on start of module test to prepend name to all tests
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module: function(name, testEnvironment) {
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config.currentModule = name;
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synchronize(function() {
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if ( config.currentModule ) {
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QUnit.moduleDone( config.currentModule, config.moduleStats.bad, config.moduleStats.all );
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}
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config.currentModule = name;
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config.moduleTestEnvironment = testEnvironment;
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config.moduleStats = { all: 0, bad: 0 };
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QUnit.moduleStart( name, testEnvironment );
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});
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},
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asyncTest: function(testName, expected, callback) {
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if ( arguments.length === 2 ) {
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callback = expected;
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expected = 0;
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}
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QUnit.test(testName, expected, callback, true);
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},
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test: function(testName, expected, callback, async) {
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var name = testName, testEnvironment, testEnvironmentArg;
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if ( arguments.length === 2 ) {
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callback = expected;
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expected = null;
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}
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// is 2nd argument a testEnvironment?
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if ( expected && typeof expected === 'object') {
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testEnvironmentArg = expected;
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expected = null;
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}
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if ( config.currentModule ) {
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name = config.currentModule + " module: " + name;
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}
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if ( !validTest(name) ) {
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return;
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}
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synchronize(function() {
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QUnit.testStart( testName );
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testEnvironment = extend({
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setup: function() {},
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teardown: function() {}
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}, config.moduleTestEnvironment);
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if (testEnvironmentArg) {
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extend(testEnvironment,testEnvironmentArg);
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}
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// allow utility functions to access the current test environment
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QUnit.current_testEnvironment = testEnvironment;
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config.assertions = [];
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config.expected = expected;
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try {
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if ( !config.pollution ) {
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saveGlobal();
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}
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testEnvironment.setup.call(testEnvironment);
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} catch(e) {
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QUnit.ok( false, "Setup failed on " + name + ": " + e.message );
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}
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if ( async ) {
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QUnit.stop();
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}
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try {
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callback.call(testEnvironment);
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} catch(e) {
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fail("Test " + name + " died, exception and test follows", e, callback);
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QUnit.ok( false, "Died on test #" + (config.assertions.length + 1) + ": " + e.message );
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// else next test will carry the responsibility
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saveGlobal();
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// Restart the tests if they're blocking
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if ( config.blocking ) {
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start();
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}
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}
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});
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synchronize(function() {
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try {
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checkPollution();
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testEnvironment.teardown.call(testEnvironment);
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} catch(e) {
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QUnit.ok( false, "Teardown failed on " + name + ": " + e.message );
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}
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try {
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QUnit.reset();
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} catch(e) {
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fail("reset() failed, following Test " + name + ", exception and reset fn follows", e, reset);
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}
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if ( config.expected && config.expected != config.assertions.length ) {
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QUnit.ok( false, "Expected " + config.expected + " assertions, but " + config.assertions.length + " were run" );
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}
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var good = 0, bad = 0,
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tests = id("qunit-tests");
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config.stats.all += config.assertions.length;
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config.moduleStats.all += config.assertions.length;
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if ( tests ) {
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var ol = document.createElement("ol");
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ol.style.display = "none";
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for ( var i = 0; i < config.assertions.length; i++ ) {
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var assertion = config.assertions[i];
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var li = document.createElement("li");
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li.className = assertion.result ? "pass" : "fail";
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li.appendChild(document.createTextNode(assertion.message || "(no message)"));
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ol.appendChild( li );
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if ( assertion.result ) {
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good++;
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} else {
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bad++;
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config.stats.bad++;
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config.moduleStats.bad++;
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}
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}
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var b = document.createElement("strong");
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b.innerHTML = name + " <b style='color:black;'>(<b class='fail'>" + bad + "</b>, <b class='pass'>" + good + "</b>, " + config.assertions.length + ")</b>";
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addEvent(b, "click", function() {
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var next = b.nextSibling, display = next.style.display;
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next.style.display = display === "none" ? "block" : "none";
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});
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addEvent(b, "dblclick", function(e) {
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var target = e && e.target ? e.target : window.event.srcElement;
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if ( target.nodeName.toLowerCase() === "strong" ) {
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var text = "", node = target.firstChild;
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while ( node.nodeType === 3 ) {
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text += node.nodeValue;
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node = node.nextSibling;
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}
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text = text.replace(/(^\s*|\s*$)/g, "");
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if ( window.location ) {
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window.location.href = window.location.href.match(/^(.+?)(\?.*)?$/)[1] + "?" + encodeURIComponent(text);
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}
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}
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});
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var li = document.createElement("li");
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li.className = bad ? "fail" : "pass";
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li.appendChild( b );
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li.appendChild( ol );
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tests.appendChild( li );
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if ( bad ) {
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var toolbar = id("qunit-testrunner-toolbar");
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if ( toolbar ) {
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toolbar.style.display = "block";
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id("qunit-filter-pass").disabled = null;
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id("qunit-filter-missing").disabled = null;
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}
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}
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} else {
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for ( var i = 0; i < config.assertions.length; i++ ) {
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if ( !config.assertions[i].result ) {
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bad++;
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config.stats.bad++;
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config.moduleStats.bad++;
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}
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}
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}
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QUnit.testDone( testName, bad, config.assertions.length );
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if ( !window.setTimeout && !config.queue.length ) {
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done();
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}
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});
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if ( window.setTimeout && !config.doneTimer ) {
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config.doneTimer = window.setTimeout(function(){
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if ( !config.queue.length ) {
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done();
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} else {
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synchronize( done );
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}
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}, 13);
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}
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},
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/**
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* Specify the number of expected assertions to gurantee that failed test (no assertions are run at all) don't slip through.
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*/
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expect: function(asserts) {
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config.expected = asserts;
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},
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/**
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* Asserts true.
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* @example ok( "asdfasdf".length > 5, "There must be at least 5 chars" );
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*/
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ok: function(a, msg) {
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QUnit.log(a, msg);
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config.assertions.push({
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result: !!a,
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message: msg
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});
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},
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/**
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* Checks that the first two arguments are equal, with an optional message.
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* Prints out both actual and expected values.
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*
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* Prefered to ok( actual == expected, message )
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*
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* @example equal( format("Received {0} bytes.", 2), "Received 2 bytes." );
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*
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* @param Object actual
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* @param Object expected
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* @param String message (optional)
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*/
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equal: function(actual, expected, message) {
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push(expected == actual, actual, expected, message);
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},
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notEqual: function(actual, expected, message) {
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push(expected != actual, actual, expected, message);
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},
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deepEqual: function(a, b, message) {
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push(QUnit.equiv(a, b), a, b, message);
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},
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notDeepEqual: function(a, b, message) {
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push(!QUnit.equiv(a, b), a, b, message);
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},
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strictEqual: function(actual, expected, message) {
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push(expected === actual, actual, expected, message);
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},
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notStrictEqual: function(actual, expected, message) {
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push(expected !== actual, actual, expected, message);
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},
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start: function() {
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// A slight delay, to avoid any current callbacks
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if ( window.setTimeout ) {
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window.setTimeout(function() {
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if ( config.timeout ) {
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clearTimeout(config.timeout);
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}
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config.blocking = false;
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process();
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}, 13);
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} else {
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config.blocking = false;
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process();
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}
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},
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stop: function(timeout) {
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config.blocking = true;
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if ( timeout && window.setTimeout ) {
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config.timeout = window.setTimeout(function() {
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QUnit.ok( false, "Test timed out" );
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QUnit.start();
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}, timeout);
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}
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},
|
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/**
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* Resets the test setup. Useful for tests that modify the DOM.
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*/
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reset: function() {
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if ( window.jQuery ) {
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jQuery("#main").html( config.fixture );
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jQuery.event.global = {};
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jQuery.ajaxSettings = extend({}, config.ajaxSettings);
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}
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},
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/**
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* Trigger an event on an element.
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*
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* @example triggerEvent( document.body, "click" );
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*
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* @param DOMElement elem
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* @param String type
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*/
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triggerEvent: function( elem, type, event ) {
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if ( document.createEvent ) {
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event = document.createEvent("MouseEvents");
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event.initMouseEvent(type, true, true, elem.ownerDocument.defaultView,
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0, 0, 0, 0, 0, false, false, false, false, 0, null);
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elem.dispatchEvent( event );
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} else if ( elem.fireEvent ) {
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elem.fireEvent("on"+type);
|
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}
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},
|
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|
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// Safe object type checking
|
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is: function( type, obj ) {
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return Object.prototype.toString.call( obj ) === "[object "+ type +"]";
|
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},
|
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|
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// Logging callbacks
|
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done: function(failures, total) {},
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log: function(result, message) {},
|
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testStart: function(name) {},
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testDone: function(name, failures, total) {},
|
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moduleStart: function(name, testEnvironment) {},
|
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moduleDone: function(name, failures, total) {}
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};
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|
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// Backwards compatibility, deprecated
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QUnit.equals = QUnit.equal;
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QUnit.same = QUnit.deepEqual;
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|
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// Maintain internal state
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var config = {
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// The queue of tests to run
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queue: [],
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|
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// block until document ready
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blocking: true
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};
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|
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// Load paramaters
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(function() {
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var location = window.location || { search: "", protocol: "file:" },
|
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GETParams = location.search.slice(1).split('&');
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for ( var i = 0; i < GETParams.length; i++ ) {
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GETParams[i] = decodeURIComponent( GETParams[i] );
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if ( GETParams[i] === "noglobals" ) {
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GETParams.splice( i, 1 );
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i--;
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config.noglobals = true;
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} else if ( GETParams[i].search('=') > -1 ) {
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GETParams.splice( i, 1 );
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i--;
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}
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}
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|
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// restrict modules/tests by get parameters
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config.filters = GETParams;
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// Figure out if we're running the tests from a server or not
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QUnit.isLocal = !!(location.protocol === 'file:');
|
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})();
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|
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// Expose the API as global variables, unless an 'exports'
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// object exists, in that case we assume we're in CommonJS
|
|
if ( typeof exports === "undefined" || typeof require === "undefined" ) {
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extend(window, QUnit);
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window.QUnit = QUnit;
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} else {
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extend(exports, QUnit);
|
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exports.QUnit = QUnit;
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}
|
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|
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if ( typeof document === "undefined" || document.readyState === "complete" ) {
|
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config.autorun = true;
|
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}
|
|
|
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addEvent(window, "load", function() {
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// Initialize the config, saving the execution queue
|
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var oldconfig = extend({}, config);
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QUnit.init();
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extend(config, oldconfig);
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|
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config.blocking = false;
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|
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var userAgent = id("qunit-userAgent");
|
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if ( userAgent ) {
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userAgent.innerHTML = navigator.userAgent;
|
|
}
|
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|
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var toolbar = id("qunit-testrunner-toolbar");
|
|
if ( toolbar ) {
|
|
toolbar.style.display = "none";
|
|
|
|
var filter = document.createElement("input");
|
|
filter.type = "checkbox";
|
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filter.id = "qunit-filter-pass";
|
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filter.disabled = true;
|
|
addEvent( filter, "click", function() {
|
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var li = document.getElementsByTagName("li");
|
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for ( var i = 0; i < li.length; i++ ) {
|
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if ( li[i].className.indexOf("pass") > -1 ) {
|
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li[i].style.display = filter.checked ? "none" : "";
|
|
}
|
|
}
|
|
});
|
|
toolbar.appendChild( filter );
|
|
|
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var label = document.createElement("label");
|
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label.setAttribute("for", "qunit-filter-pass");
|
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label.innerHTML = "Hide passed tests";
|
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toolbar.appendChild( label );
|
|
|
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var missing = document.createElement("input");
|
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missing.type = "checkbox";
|
|
missing.id = "qunit-filter-missing";
|
|
missing.disabled = true;
|
|
addEvent( missing, "click", function() {
|
|
var li = document.getElementsByTagName("li");
|
|
for ( var i = 0; i < li.length; i++ ) {
|
|
if ( li[i].className.indexOf("fail") > -1 && li[i].innerHTML.indexOf('missing test - untested code is broken code') > - 1 ) {
|
|
li[i].parentNode.parentNode.style.display = missing.checked ? "none" : "block";
|
|
}
|
|
}
|
|
});
|
|
toolbar.appendChild( missing );
|
|
|
|
label = document.createElement("label");
|
|
label.setAttribute("for", "qunit-filter-missing");
|
|
label.innerHTML = "Hide missing tests (untested code is broken code)";
|
|
toolbar.appendChild( label );
|
|
}
|
|
|
|
var main = id('main');
|
|
if ( main ) {
|
|
config.fixture = main.innerHTML;
|
|
}
|
|
|
|
if ( window.jQuery ) {
|
|
config.ajaxSettings = window.jQuery.ajaxSettings;
|
|
}
|
|
|
|
QUnit.start();
|
|
});
|
|
|
|
function done() {
|
|
if ( config.doneTimer && window.clearTimeout ) {
|
|
window.clearTimeout( config.doneTimer );
|
|
config.doneTimer = null;
|
|
}
|
|
|
|
if ( config.queue.length ) {
|
|
config.doneTimer = window.setTimeout(function(){
|
|
if ( !config.queue.length ) {
|
|
done();
|
|
} else {
|
|
synchronize( done );
|
|
}
|
|
}, 13);
|
|
|
|
return;
|
|
}
|
|
|
|
config.autorun = true;
|
|
|
|
// Log the last module results
|
|
if ( config.currentModule ) {
|
|
QUnit.moduleDone( config.currentModule, config.moduleStats.bad, config.moduleStats.all );
|
|
}
|
|
|
|
var banner = id("qunit-banner"),
|
|
tests = id("qunit-tests"),
|
|
html = ['Tests completed in ',
|
|
+new Date - config.started, ' milliseconds.<br/>',
|
|
'<span class="passed">', config.stats.all - config.stats.bad, '</span> tests of <span class="total">', config.stats.all, '</span> passed, <span class="failed">', config.stats.bad,'</span> failed.'].join('');
|
|
|
|
if ( banner ) {
|
|
banner.className = (config.stats.bad ? "qunit-fail" : "qunit-pass");
|
|
}
|
|
|
|
if ( tests ) {
|
|
var result = id("qunit-testresult");
|
|
|
|
if ( !result ) {
|
|
result = document.createElement("p");
|
|
result.id = "qunit-testresult";
|
|
result.className = "result";
|
|
tests.parentNode.insertBefore( result, tests.nextSibling );
|
|
}
|
|
|
|
result.innerHTML = html;
|
|
}
|
|
|
|
QUnit.done( config.stats.bad, config.stats.all );
|
|
}
|
|
|
|
function validTest( name ) {
|
|
var i = config.filters.length,
|
|
run = false;
|
|
|
|
if ( !i ) {
|
|
return true;
|
|
}
|
|
|
|
while ( i-- ) {
|
|
var filter = config.filters[i],
|
|
not = filter.charAt(0) == '!';
|
|
|
|
if ( not ) {
|
|
filter = filter.slice(1);
|
|
}
|
|
|
|
if ( name.indexOf(filter) !== -1 ) {
|
|
return !not;
|
|
}
|
|
|
|
if ( not ) {
|
|
run = true;
|
|
}
|
|
}
|
|
|
|
return run;
|
|
}
|
|
|
|
function push(result, actual, expected, message) {
|
|
message = message || (result ? "okay" : "failed");
|
|
QUnit.ok( result, result ? message + ": " + expected : message + ", expected: " + QUnit.jsDump.parse(expected) + " result: " + QUnit.jsDump.parse(actual) );
|
|
}
|
|
|
|
function synchronize( callback ) {
|
|
config.queue.push( callback );
|
|
|
|
if ( config.autorun && !config.blocking ) {
|
|
process();
|
|
}
|
|
}
|
|
|
|
function process() {
|
|
while ( config.queue.length && !config.blocking ) {
|
|
config.queue.shift()();
|
|
}
|
|
}
|
|
|
|
function saveGlobal() {
|
|
config.pollution = [];
|
|
|
|
if ( config.noglobals ) {
|
|
for ( var key in window ) {
|
|
config.pollution.push( key );
|
|
}
|
|
}
|
|
}
|
|
|
|
function checkPollution( name ) {
|
|
var old = config.pollution;
|
|
saveGlobal();
|
|
|
|
var newGlobals = diff( old, config.pollution );
|
|
if ( newGlobals.length > 0 ) {
|
|
ok( false, "Introduced global variable(s): " + newGlobals.join(", ") );
|
|
config.expected++;
|
|
}
|
|
|
|
var deletedGlobals = diff( config.pollution, old );
|
|
if ( deletedGlobals.length > 0 ) {
|
|
ok( false, "Deleted global variable(s): " + deletedGlobals.join(", ") );
|
|
config.expected++;
|
|
}
|
|
}
|
|
|
|
// returns a new Array with the elements that are in a but not in b
|
|
function diff( a, b ) {
|
|
var result = a.slice();
|
|
for ( var i = 0; i < result.length; i++ ) {
|
|
for ( var j = 0; j < b.length; j++ ) {
|
|
if ( result[i] === b[j] ) {
|
|
result.splice(i, 1);
|
|
i--;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
function fail(message, exception, callback) {
|
|
if ( typeof console !== "undefined" && console.error && console.warn ) {
|
|
console.error(message);
|
|
console.error(exception);
|
|
console.warn(callback.toString());
|
|
|
|
} else if ( window.opera && opera.postError ) {
|
|
opera.postError(message, exception, callback.toString);
|
|
}
|
|
}
|
|
|
|
function extend(a, b) {
|
|
for ( var prop in b ) {
|
|
a[prop] = b[prop];
|
|
}
|
|
|
|
return a;
|
|
}
|
|
|
|
function addEvent(elem, type, fn) {
|
|
if ( elem.addEventListener ) {
|
|
elem.addEventListener( type, fn, false );
|
|
} else if ( elem.attachEvent ) {
|
|
elem.attachEvent( "on" + type, fn );
|
|
} else {
|
|
fn();
|
|
}
|
|
}
|
|
|
|
function id(name) {
|
|
return !!(typeof document !== "undefined" && document && document.getElementById) &&
|
|
document.getElementById( name );
|
|
}
|
|
|
|
// Test for equality any JavaScript type.
|
|
// Discussions and reference: http://philrathe.com/articles/equiv
|
|
// Test suites: http://philrathe.com/tests/equiv
|
|
// Author: Philippe Rathé <prathe@gmail.com>
|
|
QUnit.equiv = function () {
|
|
|
|
var innerEquiv; // the real equiv function
|
|
var callers = []; // stack to decide between skip/abort functions
|
|
|
|
|
|
// Determine what is o.
|
|
function hoozit(o) {
|
|
if (QUnit.is("String", o)) {
|
|
return "string";
|
|
|
|
} else if (QUnit.is("Boolean", o)) {
|
|
return "boolean";
|
|
|
|
} else if (QUnit.is("Number", o)) {
|
|
|
|
if (isNaN(o)) {
|
|
return "nan";
|
|
} else {
|
|
return "number";
|
|
}
|
|
|
|
} else if (typeof o === "undefined") {
|
|
return "undefined";
|
|
|
|
// consider: typeof null === object
|
|
} else if (o === null) {
|
|
return "null";
|
|
|
|
// consider: typeof [] === object
|
|
} else if (QUnit.is( "Array", o)) {
|
|
return "array";
|
|
|
|
// consider: typeof new Date() === object
|
|
} else if (QUnit.is( "Date", o)) {
|
|
return "date";
|
|
|
|
// consider: /./ instanceof Object;
|
|
// /./ instanceof RegExp;
|
|
// typeof /./ === "function"; // => false in IE and Opera,
|
|
// true in FF and Safari
|
|
} else if (QUnit.is( "RegExp", o)) {
|
|
return "regexp";
|
|
|
|
} else if (typeof o === "object") {
|
|
return "object";
|
|
|
|
} else if (QUnit.is( "Function", o)) {
|
|
return "function";
|
|
} else {
|
|
return undefined;
|
|
}
|
|
}
|
|
|
|
// Call the o related callback with the given arguments.
|
|
function bindCallbacks(o, callbacks, args) {
|
|
var prop = hoozit(o);
|
|
if (prop) {
|
|
if (hoozit(callbacks[prop]) === "function") {
|
|
return callbacks[prop].apply(callbacks, args);
|
|
} else {
|
|
return callbacks[prop]; // or undefined
|
|
}
|
|
}
|
|
}
|
|
|
|
var callbacks = function () {
|
|
|
|
// for string, boolean, number and null
|
|
function useStrictEquality(b, a) {
|
|
if (b instanceof a.constructor || a instanceof b.constructor) {
|
|
// to catch short annotaion VS 'new' annotation of a declaration
|
|
// e.g. var i = 1;
|
|
// var j = new Number(1);
|
|
return a == b;
|
|
} else {
|
|
return a === b;
|
|
}
|
|
}
|
|
|
|
return {
|
|
"string": useStrictEquality,
|
|
"boolean": useStrictEquality,
|
|
"number": useStrictEquality,
|
|
"null": useStrictEquality,
|
|
"undefined": useStrictEquality,
|
|
|
|
"nan": function (b) {
|
|
return isNaN(b);
|
|
},
|
|
|
|
"date": function (b, a) {
|
|
return hoozit(b) === "date" && a.valueOf() === b.valueOf();
|
|
},
|
|
|
|
"regexp": function (b, a) {
|
|
return hoozit(b) === "regexp" &&
|
|
a.source === b.source && // the regex itself
|
|
a.global === b.global && // and its modifers (gmi) ...
|
|
a.ignoreCase === b.ignoreCase &&
|
|
a.multiline === b.multiline;
|
|
},
|
|
|
|
// - skip when the property is a method of an instance (OOP)
|
|
// - abort otherwise,
|
|
// initial === would have catch identical references anyway
|
|
"function": function () {
|
|
var caller = callers[callers.length - 1];
|
|
return caller !== Object &&
|
|
typeof caller !== "undefined";
|
|
},
|
|
|
|
"array": function (b, a) {
|
|
var i;
|
|
var len;
|
|
|
|
// b could be an object literal here
|
|
if ( ! (hoozit(b) === "array")) {
|
|
return false;
|
|
}
|
|
|
|
len = a.length;
|
|
if (len !== b.length) { // safe and faster
|
|
return false;
|
|
}
|
|
for (i = 0; i < len; i++) {
|
|
if ( ! innerEquiv(a[i], b[i])) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
},
|
|
|
|
"object": function (b, a) {
|
|
var i;
|
|
var eq = true; // unless we can proove it
|
|
var aProperties = [], bProperties = []; // collection of strings
|
|
|
|
// comparing constructors is more strict than using instanceof
|
|
if ( a.constructor !== b.constructor) {
|
|
return false;
|
|
}
|
|
|
|
// stack constructor before traversing properties
|
|
callers.push(a.constructor);
|
|
|
|
for (i in a) { // be strict: don't ensures hasOwnProperty and go deep
|
|
|
|
aProperties.push(i); // collect a's properties
|
|
|
|
if ( ! innerEquiv(a[i], b[i])) {
|
|
eq = false;
|
|
}
|
|
}
|
|
|
|
callers.pop(); // unstack, we are done
|
|
|
|
for (i in b) {
|
|
bProperties.push(i); // collect b's properties
|
|
}
|
|
|
|
// Ensures identical properties name
|
|
return eq && innerEquiv(aProperties.sort(), bProperties.sort());
|
|
}
|
|
};
|
|
}();
|
|
|
|
innerEquiv = function () { // can take multiple arguments
|
|
var args = Array.prototype.slice.apply(arguments);
|
|
if (args.length < 2) {
|
|
return true; // end transition
|
|
}
|
|
|
|
return (function (a, b) {
|
|
if (a === b) {
|
|
return true; // catch the most you can
|
|
} else if (a === null || b === null || typeof a === "undefined" || typeof b === "undefined" || hoozit(a) !== hoozit(b)) {
|
|
return false; // don't lose time with error prone cases
|
|
} else {
|
|
return bindCallbacks(a, callbacks, [b, a]);
|
|
}
|
|
|
|
// apply transition with (1..n) arguments
|
|
})(args[0], args[1]) && arguments.callee.apply(this, args.splice(1, args.length -1));
|
|
};
|
|
|
|
return innerEquiv;
|
|
|
|
}();
|
|
|
|
/**
|
|
* jsDump
|
|
* Copyright (c) 2008 Ariel Flesler - aflesler(at)gmail(dot)com | http://flesler.blogspot.com
|
|
* Licensed under BSD (http://www.opensource.org/licenses/bsd-license.php)
|
|
* Date: 5/15/2008
|
|
* @projectDescription Advanced and extensible data dumping for Javascript.
|
|
* @version 1.0.0
|
|
* @author Ariel Flesler
|
|
* @link {http://flesler.blogspot.com/2008/05/jsdump-pretty-dump-of-any-javascript.html}
|
|
*/
|
|
QUnit.jsDump = (function() {
|
|
function quote( str ) {
|
|
return '"' + str.toString().replace(/"/g, '\\"') + '"';
|
|
};
|
|
function literal( o ) {
|
|
return o + '';
|
|
};
|
|
function join( pre, arr, post ) {
|
|
var s = jsDump.separator(),
|
|
base = jsDump.indent(),
|
|
inner = jsDump.indent(1);
|
|
if ( arr.join )
|
|
arr = arr.join( ',' + s + inner );
|
|
if ( !arr )
|
|
return pre + post;
|
|
return [ pre, inner + arr, base + post ].join(s);
|
|
};
|
|
function array( arr ) {
|
|
var i = arr.length, ret = Array(i);
|
|
this.up();
|
|
while ( i-- )
|
|
ret[i] = this.parse( arr[i] );
|
|
this.down();
|
|
return join( '[', ret, ']' );
|
|
};
|
|
|
|
var reName = /^function (\w+)/;
|
|
|
|
var jsDump = {
|
|
parse:function( obj, type ) { //type is used mostly internally, you can fix a (custom)type in advance
|
|
var parser = this.parsers[ type || this.typeOf(obj) ];
|
|
type = typeof parser;
|
|
|
|
return type == 'function' ? parser.call( this, obj ) :
|
|
type == 'string' ? parser :
|
|
this.parsers.error;
|
|
},
|
|
typeOf:function( obj ) {
|
|
var type;
|
|
if ( obj === null ) {
|
|
type = "null";
|
|
} else if (typeof obj === "undefined") {
|
|
type = "undefined";
|
|
} else if (QUnit.is("RegExp", obj)) {
|
|
type = "regexp";
|
|
} else if (QUnit.is("Date", obj)) {
|
|
type = "date";
|
|
} else if (QUnit.is("Function", obj)) {
|
|
type = "function";
|
|
} else if (QUnit.is("Array", obj)) {
|
|
type = "array";
|
|
} else if (QUnit.is("Window", obj) || QUnit.is("global", obj)) {
|
|
type = "window";
|
|
} else if (QUnit.is("HTMLDocument", obj)) {
|
|
type = "document";
|
|
} else if (QUnit.is("HTMLCollection", obj) || QUnit.is("NodeList", obj)) {
|
|
type = "nodelist";
|
|
} else if (/^\[object HTML/.test(Object.prototype.toString.call( obj ))) {
|
|
type = "node";
|
|
} else {
|
|
type = typeof obj;
|
|
}
|
|
return type;
|
|
},
|
|
separator:function() {
|
|
return this.multiline ? this.HTML ? '<br />' : '\n' : this.HTML ? ' ' : ' ';
|
|
},
|
|
indent:function( extra ) {// extra can be a number, shortcut for increasing-calling-decreasing
|
|
if ( !this.multiline )
|
|
return '';
|
|
var chr = this.indentChar;
|
|
if ( this.HTML )
|
|
chr = chr.replace(/\t/g,' ').replace(/ /g,' ');
|
|
return Array( this._depth_ + (extra||0) ).join(chr);
|
|
},
|
|
up:function( a ) {
|
|
this._depth_ += a || 1;
|
|
},
|
|
down:function( a ) {
|
|
this._depth_ -= a || 1;
|
|
},
|
|
setParser:function( name, parser ) {
|
|
this.parsers[name] = parser;
|
|
},
|
|
// The next 3 are exposed so you can use them
|
|
quote:quote,
|
|
literal:literal,
|
|
join:join,
|
|
//
|
|
_depth_: 1,
|
|
// This is the list of parsers, to modify them, use jsDump.setParser
|
|
parsers:{
|
|
window: '[Window]',
|
|
document: '[Document]',
|
|
error:'[ERROR]', //when no parser is found, shouldn't happen
|
|
unknown: '[Unknown]',
|
|
'null':'null',
|
|
undefined:'undefined',
|
|
'function':function( fn ) {
|
|
var ret = 'function',
|
|
name = 'name' in fn ? fn.name : (reName.exec(fn)||[])[1];//functions never have name in IE
|
|
if ( name )
|
|
ret += ' ' + name;
|
|
ret += '(';
|
|
|
|
ret = [ ret, this.parse( fn, 'functionArgs' ), '){'].join('');
|
|
return join( ret, this.parse(fn,'functionCode'), '}' );
|
|
},
|
|
array: array,
|
|
nodelist: array,
|
|
arguments: array,
|
|
object:function( map ) {
|
|
var ret = [ ];
|
|
this.up();
|
|
for ( var key in map )
|
|
ret.push( this.parse(key,'key') + ': ' + this.parse(map[key]) );
|
|
this.down();
|
|
return join( '{', ret, '}' );
|
|
},
|
|
node:function( node ) {
|
|
var open = this.HTML ? '<' : '<',
|
|
close = this.HTML ? '>' : '>';
|
|
|
|
var tag = node.nodeName.toLowerCase(),
|
|
ret = open + tag;
|
|
|
|
for ( var a in this.DOMAttrs ) {
|
|
var val = node[this.DOMAttrs[a]];
|
|
if ( val )
|
|
ret += ' ' + a + '=' + this.parse( val, 'attribute' );
|
|
}
|
|
return ret + close + open + '/' + tag + close;
|
|
},
|
|
functionArgs:function( fn ) {//function calls it internally, it's the arguments part of the function
|
|
var l = fn.length;
|
|
if ( !l ) return '';
|
|
|
|
var args = Array(l);
|
|
while ( l-- )
|
|
args[l] = String.fromCharCode(97+l);//97 is 'a'
|
|
return ' ' + args.join(', ') + ' ';
|
|
},
|
|
key:quote, //object calls it internally, the key part of an item in a map
|
|
functionCode:'[code]', //function calls it internally, it's the content of the function
|
|
attribute:quote, //node calls it internally, it's an html attribute value
|
|
string:quote,
|
|
date:quote,
|
|
regexp:literal, //regex
|
|
number:literal,
|
|
'boolean':literal
|
|
},
|
|
DOMAttrs:{//attributes to dump from nodes, name=>realName
|
|
id:'id',
|
|
name:'name',
|
|
'class':'className'
|
|
},
|
|
HTML:true,//if true, entities are escaped ( <, >, \t, space and \n )
|
|
indentChar:' ',//indentation unit
|
|
multiline:true //if true, items in a collection, are separated by a \n, else just a space.
|
|
};
|
|
|
|
return jsDump;
|
|
})();
|
|
|
|
})(this);
|