dom/tests/mochitest/sessionstorage/test_sessionStorageBase.html

Tue, 06 Jan 2015 21:39:09 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Tue, 06 Jan 2015 21:39:09 +0100
branch
TOR_BUG_9701
changeset 8
97036ab72558
permissions
-rw-r--r--

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

michael@0 1 <html xmlns="http://www.w3.org/1999/xhtml">
michael@0 2 <head>
michael@0 3 <title>sessionStorage basic test</title>
michael@0 4
michael@0 5 <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
michael@0 6 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
michael@0 7
michael@0 8 <script type="text/javascript">
michael@0 9
michael@0 10 var expectedEvents = [
michael@0 11 "empty,null,",
michael@0 12 "empty,,null",
michael@0 13 "key1,null,value1",
michael@0 14 "key1,value1,null",
michael@0 15 "key1,null,value1",
michael@0 16 "key2,null,value2",
michael@0 17 "key2,value2,value2-2",
michael@0 18 "key1,value1,value1-2",
michael@0 19 "key2,value2-2,null",
michael@0 20 "null,null,null"
michael@0 21 ];
michael@0 22
michael@0 23 function setup() {
michael@0 24 sessionStorage.clear();
michael@0 25 SimpleTest.executeSoon(startTest);
michael@0 26 }
michael@0 27
michael@0 28 function startTest()
michael@0 29 {
michael@0 30 // Initially check the sessionStorage is empty
michael@0 31 is(sessionStorage.length, 0, "The storage is empty [1]");
michael@0 32 is(sessionStorage.key(0), null, "key() should return null for out-of-bounds access");
michael@0 33 is(sessionStorage.key(-1), null, "key() should return null for out-of-bounds access");
michael@0 34 is(sessionStorage.key(1), null, "key() should return null for out-of-bounds access");
michael@0 35 is(sessionStorage.getItem("nonexisting"), null, "Nonexisting item is null (getItem())");
michael@0 36 is(sessionStorage["nonexisting"], undefined, "Nonexisting item is undefined (array access)");
michael@0 37 is(sessionStorage.nonexisting, undefined, "Nonexisting item is undefined (property access)");
michael@0 38 sessionStorage.removeItem("nonexisting"); // Just check there is no exception
michael@0 39
michael@0 40 is(typeof sessionStorage.getItem("nonexisting"), "object", "getItem('nonexisting') is object");
michael@0 41 is(typeof sessionStorage["nonexisting"], "undefined", "['nonexisting'] is undefined");
michael@0 42 is(typeof sessionStorage.nonexisting, "undefined", "nonexisting is undefined");
michael@0 43 is(typeof sessionStorage.getItem("nonexisting2"), "object", "getItem('nonexisting2') is object");
michael@0 44 is(typeof sessionStorage["nonexisting2"], "undefined", "['nonexisting2'] is undefined");
michael@0 45 is(typeof sessionStorage.nonexisting2, "undefined", "nonexisting2 is undefined");
michael@0 46
michael@0 47 var mozStorageChangedReceived = 0;
michael@0 48 var sessionStorageCopy = sessionStorage;
michael@0 49
michael@0 50 function onStorageChanged(e) {
michael@0 51 if (e.storageArea == sessionStorageCopy) {
michael@0 52 ok(expectedEvents.length > 0, "Not more then expected events encountered");
michael@0 53 var receivedEvent = e.key + "," + e.oldValue + "," + e.newValue;
michael@0 54 is(receivedEvent, expectedEvents.shift(), "Expected event data: " + receivedEvent);
michael@0 55 }
michael@0 56 }
michael@0 57
michael@0 58 // Listen for MozStorageChanged
michael@0 59 SpecialPowers.addChromeEventListener("MozStorageChanged", onStorageChanged, false);
michael@0 60
michael@0 61 // add an empty-value key
michael@0 62 sessionStorage.setItem("empty", "");
michael@0 63 is(sessionStorage.getItem("empty"), "", "Empty value (getItem())");
michael@0 64 is(sessionStorage["empty"], "", "Empty value (array access)");
michael@0 65 is(sessionStorage.empty, "", "Empty value (property access)");
michael@0 66 is(typeof sessionStorage.getItem("empty"), "string", "getItem('empty') is string");
michael@0 67 is(typeof sessionStorage["empty"], "string", "['empty'] is string");
michael@0 68 is(typeof sessionStorage.empty, "string", "empty is string");
michael@0 69 sessionStorage.removeItem("empty");
michael@0 70 is(sessionStorage.length, 0, "The storage has no keys");
michael@0 71 is(sessionStorage.getItem("empty"), null, "empty item is null (getItem())");
michael@0 72 is(sessionStorage["empty"], undefined, "empty item is undefined (array access)");
michael@0 73 is(sessionStorage.empty, undefined, "empty item is undefined (property access)");
michael@0 74 is(typeof sessionStorage.getItem("empty"), "object", "getItem('empty') is object");
michael@0 75 is(typeof sessionStorage["empty"], "undefined", "['empty'] is undefined");
michael@0 76 is(typeof sessionStorage.empty, "undefined", "empty is undefined");
michael@0 77
michael@0 78 // add one key, check it is there
michael@0 79 sessionStorage.setItem("key1", "value1");
michael@0 80 is(sessionStorage.length, 1, "The storage has one key-value pair");
michael@0 81 is(sessionStorage.key(0), "key1");
michael@0 82 is(sessionStorage.key(-1), null, "key() should return null for out-of-bounds access");
michael@0 83 is(sessionStorage.key(1), null, "key() should return null for out-of-bounds access");
michael@0 84
michael@0 85 // check all access method give the correct result
michael@0 86 // and are of the correct type
michael@0 87 is(sessionStorage.getItem("key1"), "value1", "getItem('key1') == value1");
michael@0 88 is(sessionStorage["key1"], "value1", "['key1'] == value1");
michael@0 89 is(sessionStorage.key1, "value1", "key1 == value1");
michael@0 90
michael@0 91 is(typeof sessionStorage.getItem("key1"), "string", "getItem('key1') is string");
michael@0 92 is(typeof sessionStorage["key1"], "string", "['key1'] is string");
michael@0 93 is(typeof sessionStorage.key1, "string", "key1 is string");
michael@0 94
michael@0 95 // remove the previously added key and check the storage is empty
michael@0 96 sessionStorage.removeItem("key1");
michael@0 97 is(sessionStorage.length, 0, "The storage is empty [2]");
michael@0 98 is(sessionStorage.key(0), null, "key() should return null for out-of-bounds access");
michael@0 99 is(sessionStorage.getItem("key1"), null, "\'key1\' removed");
michael@0 100
michael@0 101 is(typeof sessionStorage.getItem("key1"), "object", "getItem('key1') is object");
michael@0 102 is(typeof sessionStorage["key1"], "undefined", "['key1'] is undefined");
michael@0 103 is(typeof sessionStorage.key1, "undefined", "key1 is undefined");
michael@0 104
michael@0 105 // add one key, check it is there
michael@0 106 sessionStorage.setItem("key1", "value1");
michael@0 107 is(sessionStorage.length, 1, "The storage has one key-value pair");
michael@0 108 is(sessionStorage.key(0), "key1");
michael@0 109 is(sessionStorage.getItem("key1"), "value1");
michael@0 110
michael@0 111 // add a second key
michael@0 112 sessionStorage.setItem("key2", "value2");
michael@0 113 is(sessionStorage.length, 2, "The storage has two key-value pairs");
michael@0 114 is(sessionStorage.getItem("key1"), "value1");
michael@0 115 is(sessionStorage.getItem("key2"), "value2");
michael@0 116 var firstKey = sessionStorage.key(0);
michael@0 117 var secondKey = sessionStorage.key(1);
michael@0 118 ok((firstKey == 'key1' && secondKey == 'key2') ||
michael@0 119 (firstKey == 'key2' && secondKey == 'key1'),
michael@0 120 'key() API works.');
michael@0 121
michael@0 122 // change the second key
michael@0 123 sessionStorage.setItem("key2", "value2-2");
michael@0 124 is(sessionStorage.length, 2, "The storage has two key-value pairs");
michael@0 125 is(sessionStorage.key(0), firstKey); // After key value changes the order must be preserved
michael@0 126 is(sessionStorage.key(1), secondKey);
michael@0 127 is(sessionStorage.key(-1), null, "key() should return null for out-of-bounds access");
michael@0 128 is(sessionStorage.key(2), null, "key() should return null for out-of-bounds access");
michael@0 129 is(sessionStorage.getItem("key1"), "value1");
michael@0 130 is(sessionStorage.getItem("key2"), "value2-2");
michael@0 131
michael@0 132 // change the first key
michael@0 133 sessionStorage.setItem("key1", "value1-2");
michael@0 134 is(sessionStorage.length, 2, "The storage has two key-value pairs");
michael@0 135 is(sessionStorage.key(0), firstKey); // After key value changes the order must be preserved
michael@0 136 is(sessionStorage.key(1), secondKey);
michael@0 137 is(sessionStorage.key(-1), null, "key() should return null for out-of-bounds access");
michael@0 138 is(sessionStorage.key(2), null, "key() should return null for out-of-bounds access");
michael@0 139 is(sessionStorage.getItem("key1"), "value1-2");
michael@0 140 is(sessionStorage.getItem("key2"), "value2-2");
michael@0 141
michael@0 142 // remove the second key
michael@0 143 sessionStorage.removeItem("key2");
michael@0 144 is(sessionStorage.length, 1, "The storage has one key-value pair");
michael@0 145 is(sessionStorage.key(0), "key1");
michael@0 146 is(sessionStorage.key(-1), null, "key() should return null for out-of-bounds access");
michael@0 147 is(sessionStorage.key(1), null, "key() should return null for out-of-bounds access");
michael@0 148 is(sessionStorage.getItem("key1"), "value1-2");
michael@0 149
michael@0 150 // Clear the storage
michael@0 151 sessionStorage.clear();
michael@0 152 is(sessionStorage.length, 0, "The storage is empty [3]");
michael@0 153 is(sessionStorage.key(0), null, "key() should return null for out-of-bounds access");
michael@0 154 is(sessionStorage.key(-1), null, "key() should return null for out-of-bounds access");
michael@0 155 is(sessionStorage.key(1), null, "key() should return null for out-of-bounds access");
michael@0 156 is(sessionStorage.getItem("nonexisting"), null, "Nonexisting item is null");
michael@0 157 is(sessionStorage.getItem("key1"), null, "key1 removed");
michael@0 158 is(sessionStorage.getItem("key2"), null, "key2 removed");
michael@0 159 sessionStorage.removeItem("nonexisting"); // Just check there is no exception
michael@0 160 sessionStorage.removeItem("key1"); // Just check there is no exception
michael@0 161 sessionStorage.removeItem("key2"); // Just check there is no exception
michael@0 162
michael@0 163 SimpleTest.executeSoon(function () {
michael@0 164 SpecialPowers.removeChromeEventListener("MozStorageChanged", onStorageChanged, false);
michael@0 165 is(expectedEvents.length, 0, "received the correct number of events");
michael@0 166
michael@0 167 sessionStorage.clear();
michael@0 168 SimpleTest.finish();
michael@0 169 });
michael@0 170 }
michael@0 171
michael@0 172 SimpleTest.waitForExplicitFinish();
michael@0 173
michael@0 174 </script>
michael@0 175
michael@0 176 </head>
michael@0 177
michael@0 178 <body onload="setup();">
michael@0 179
michael@0 180 </body>
michael@0 181 </html>

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