dom/indexedDB/test/event_propagation_iframe.html

   1 <!--
   2   Any copyright is dedicated to the Public Domain.
   3   http://creativecommons.org/publicdomain/zero/1.0/
   4 -->
   5 <html>
   6 <head>
   7   <title>Indexed Database Property Test</title>
   8
   9   <script type="text/javascript">
  10
  11     let testGenerator = testSteps();
  12
  13     function ok(val, message) {
  14       val = val ? "true" : "false";
  15       window.parent.postMessage("SimpleTest.ok(" + val + ", '" + message +
  16                                 "');", "*");
  17     }
  18
  19     function grabEventAndContinueHandler(event) {
  20       testGenerator.next(event);
  21     }
  22
  23     function errorHandler(event) {
  24       ok(false, "indexedDB error, code " + event.target.error.name);
  25       finishTest();
  26     }
  27
  28     function finishTest() {
  29       testGenerator.return();
  30       window.parent.postMessage("SimpleTest.finish();", "*");
  31     }
  32
  33     const eventChain = [
  34       "IDBRequest",
  35       "IDBTransaction",
  36       "IDBDatabase",
  37     ];
  38
  39     let captureCount = 0;
  40     let bubbleCount = 0;
  41     let atTargetCount = 0;
  42
  43     function errorEventCounter(event) {
  44       ok(event.type == "error", "Got an error event");
  45       ok(event.target instanceof window[eventChain[0]],
  46          "Correct event.target");
  47
  48       let constructor;
  49       if (event.eventPhase == event.AT_TARGET) {
  50         atTargetCount++;
  51         constructor = eventChain[0];
  52       }
  53       else if (event.eventPhase == event.CAPTURING_PHASE) {
  54         constructor = eventChain[eventChain.length - 1 - captureCount++];
  55       }
  56       else if (event.eventPhase == event.BUBBLING_PHASE) {
  57         constructor = eventChain[++bubbleCount];
  58         if (bubbleCount == eventChain.length - 1) {
  59           event.preventDefault();
  60         }
  61       }
  62       ok(event.currentTarget instanceof window[constructor],
  63          "Correct event.currentTarget");
  64
  65       if (bubbleCount == eventChain.length - 1) {
  66         ok(bubbleCount == captureCount,
  67            "Got same number of calls for both phases");
  68         ok(atTargetCount == 1, "Got one atTarget event");
  69
  70         captureCount = bubbleCount = atTargetCount = 0;
  71         finishTest();
  72       }
  73     }
  74
  75     function* testSteps() {
  76       window.parent.SpecialPowers.addPermission("indexedDB", true, document);
  77
  78       let request = indexedDB.open(window.location.pathname, 1);
  79       request.onerror = errorHandler;
  80       request.onupgradeneeded = grabEventAndContinueHandler;
  81       let event = yield undefined;
  82
  83       let db = event.target.result;
  84       db.onerror = errorEventCounter;
  85       db.addEventListener("error", errorEventCounter, true);
  86
  87       event.target.onsuccess = grabEventAndContinueHandler;
  88
  89       db.createObjectStore("foo", { autoIncrement: true });
  90       yield undefined;
  91
  92       let transaction = db.transaction("foo", "readwrite");
  93       transaction.addEventListener("error", errorEventCounter);
  94       transaction.addEventListener("error", errorEventCounter, true);
  95
  96       let objectStore = transaction.objectStore("foo");
  97
  98       request = objectStore.add({}, 1);
  99       request.onsuccess = grabEventAndContinueHandler;
 100       request.onerror = errorHandler;
 101       event = yield undefined;
 102
 103       request = objectStore.add({}, 1);
 104       request.onsuccess = function() {
 105         ok(false, "Did not expect second add to succeed.");
 106       };
 107       request.onerror = errorEventCounter;
 108       yield undefined;
 109
 110       transaction = db.transaction("foo", "readwrite");
 111       transaction.addEventListener("error", errorEventCounter);
 112       transaction.addEventListener("error", errorEventCounter, true);
 113
 114       objectStore = transaction.objectStore("foo");
 115
 116       request = objectStore.add({}, 1);
 117       request.onsuccess = grabEventAndContinueHandler;
 118       request.onerror = errorHandler;
 119       event = yield undefined;
 120
 121       request = objectStore.add({}, 1);
 122       request.onsuccess = function() {
 123         ok(false, "Did not expect second add to succeed.");
 124       };
 125       request.onerror = errorEventCounter;
 126       yield undefined;
 127     }
 128   </script>
 129
 130 </head>
 131
 132 <body onload="testGenerator.next();"></body>
 133
 134 </html>