auto_tests/misc/local.js

   1 var DygraphsLocalTester = function() {
   2   this.tc = null; // Selected test case
   3   this.name = null;
   4   this.resultDiv = null;
   5 };
   6
   7 /**
   8  * Call this to replace Dygraphs.warn so it throws an error.
   9  *
  10  * In some cases we will still allow warnings to be warnings, however.
  11  */
  12 DygraphsLocalTester.prototype.overrideWarn = function() {
  13   // save Dygraph.warn so we can catch warnings.
  14   var originalDygraphWarn = Dygraph.warn;
  15   Dygraph.warn = function(msg) {
  16     // This warning is still
  17     if (msg == "Using default labels. Set labels explicitly via 'labels' in the options parameter") {
  18       originalDygraphWarn(msg);
  19       return;
  20     }
  21     throw "Warnings not permitted: " + msg;
  22   }
  23   Dygraph.prototype.warn = Dygraph.warn;
  24 };
  25
  26 DygraphsLocalTester.prototype.processVariables = function() {
  27   var splitVariables = function() { // http://www.idealog.us/2006/06/javascript_to_p.html
  28     var query = window.location.search.substring(1);
  29     var args = {};
  30     var vars = query.split("&");
  31     for (var i = 0; i < vars.length; i++) {
  32       if (vars[i].length > 0) {
  33         var pair = vars[i].split("=");
  34         args[pair[0]] = pair[1];
  35       }
  36     }
  37     return args;
  38   }
  39
  40   var args = splitVariables();
  41   var test = args.test;
  42   var command = args.command;
  43
  44   // args.testCaseName uses the string name of the test.
  45   if (args.testCaseName) {
  46     var testCases = getAllTestCases();
  47     name = args.testCaseName;
  48     for (var idx in testCases) {
  49       var entry = testCases[idx];
  50       if (entry.name == args.testCaseName) {
  51         var prototype = entry.testCase;
  52         tc = new entry.testCase();
  53         break;
  54       }
  55     }
  56   } else if (args.testCase) { // The class name of the test.
  57     name = args.testCase;
  58     eval("tc = new " + args.testCase + "()");
  59   }
  60
  61   var results = null;
  62   // If the test class is defined.
  63   if (this.tc != null) {
  64     if (args.command == "runAllTests") {
  65       console.log("Running all tests for " + args.testCase);
  66       results = this.tc.runAllTests();
  67     } else if (args.command == "runTest") {
  68       console.log("Running test " + args.testCase + "." + args.test);
  69       results = this.tc.runTest(args.test);
  70     }
  71   } else {
  72     if (args.command == "runAllTests") {
  73       console.log("Running all tests for all test cases");
  74       var testCases = getAllTestCases();
  75       results = {};
  76       for (var idx in testCases) {
  77         var entry = testCases[idx];
  78         var prototype = entry.testCase;
  79         this.tc = new entry.testCase();
  80         results[entry.name] = this.tc.runAllTests();
  81       }
  82     }
  83   }
  84   this.resultsDiv = this.createResultsDiv();
  85   var summary = { failed: 0, passed: 0 };
  86   this.postResults(results, summary);
  87   this.resultsDiv.appendChild(document.createElement("hr"));
  88   document.getElementById('summary').innerHTML = "(" + summary.failed + " failed, " + summary.passed + " passed)";
  89 }
  90
  91 DygraphsLocalTester.prototype.createResultsDiv = function() {
  92   var body = document.getElementsByTagName("body")[0];
  93   div = document.createElement("div");
  94   div.id='results';
  95   div.innerHTML = "Test results: <span id='summary'></span> <a href='#' id='passed'>passed</a> <a href='#' id='failed'>failed</a> <a href='#' id='all'>all</a><br/>";
  96   body.insertBefore(div, body.firstChild);
  97
  98   var setByClassName = function(name, displayStyle) {
  99     var elements = div.getElementsByClassName(name);
 100     for (var i = 0; i < elements.length; i++) {
 101       elements[i].style.display = displayStyle;
 102     }
 103   }
 104
 105   var passedAnchor = document.getElementById('passed');
 106   var failedAnchor = document.getElementById('failed');
 107   var allAnchor = document.getElementById('all');
 108   passedAnchor.onclick = function() {
 109     setByClassName('fail', 'none');
 110     setByClassName('pass', 'block');
 111
 112     passedAnchor.setAttribute("class", 'activeAnchor');
 113     failedAnchor.setAttribute("class", '');
 114   };
 115   failedAnchor.onclick = function() {
 116     setByClassName('fail', 'block');
 117     setByClassName('pass', 'none');
 118     passedAnchor.setAttribute("class", '');
 119     failedAnchor.setAttribute("class", 'activeAnchor');
 120   };
 121   allAnchor.onclick = function() {
 122     setByClassName('fail', 'block');
 123     setByClassName('pass', 'block');
 124     passedAnchor.setAttribute("class", '');
 125     failedAnchor.setAttribute("class", '');
 126   };
 127   return div;
 128 }
 129
 130 DygraphsLocalTester.prototype.postResults = function(results, summary, title) {
 131   if (typeof(results) == "boolean") {
 132     var elem = document.createElement("div");
 133     elem.setAttribute("class", results ? 'pass' : 'fail');
 134
 135     var prefix = title ? (title + ": ") : "";
 136     elem.innerHTML = prefix + '<span class=\'outcome\'>' + (results ? 'pass' : 'fail') + '</span>';
 137     this.resultsDiv.appendChild(elem);
 138     if (results) {
 139       summary.passed++;
 140     } else {
 141       summary.failed++;
 142     }
 143   } else { // hash
 144     var failed = 0;
 145     var html = "";
 146     for (var key in results) {
 147       if (results.hasOwnProperty(key)) {
 148         var elem = results[key];
 149         if (typeof(elem) == "boolean" && title) {
 150           this.postResults(results[key], summary, title + "." + key);
 151         } else {
 152           this.postResults(results[key], summary, key);
 153         }
 154       }
 155     }
 156   }
 157 }
 158
 159 DygraphsLocalTester.prototype.run = function() {
 160   var selector = document.getElementById("selector");
 161
 162   if (selector != null) { // running a test
 163     var createAttached = function(name, parent) {
 164       var elem = document.createElement(name);
 165       parent.appendChild(elem);
 166       return elem;
 167     }
 168
 169     var description = createAttached("div", selector);
 170     var list = createAttached("ul", selector);
 171     var parent = list.parentElement;
 172     var createLink = function(parent, text, url) {
 173       var li = createAttached("li", parent);
 174       var a = createAttached("a", li);
 175       a.innerHTML = text;
 176       a.href = url;
 177     }
 178     if (this.tc == null) {
 179       description.innerHTML = "Test cases:";
 180       var testCases = getAllTestCases();
 181       createLink(list, "(run all tests)", document.URL + "?command=runAllTests");
 182       for (var idx in testCases) {
 183         var entryName = testCases[idx].name;
 184         createLink(list, entryName, document.URL + "?testCaseName=" + entryName);
 185       }
 186     } else {
 187       description.innerHTML = "Tests for " + name;
 188       var names = tc.getTestNames();
 189       createLink(list, "Run All Tests", document.URL + "&command=runAllTests");
 190       for (var idx in names) {
 191         var name = names[idx];
 192         createLink(list, name, document.URL + "&test=" + name + "&command=runTest");
 193       }
 194     }
 195   }
 196 }