зеркало из https://github.com/mozilla/pjs.git
159 строки
7.0 KiB
HTML
159 строки
7.0 KiB
HTML
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<html xmlns="http://www.w3.org/1999/xhtml">
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<head>
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<title>sessionStorage basic test</title>
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<script type="text/javascript" src="/MochiKit/packed.js"></script>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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<script type="text/javascript">
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var INDEX_SIZE_ERR = 1;
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function checkException(func, exc)
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{
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var exceptionThrew = false;
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try {
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func();
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}
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catch (ex) {
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exceptionThrew = true;
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is(ex.code, exc, "Expected "+exc+" exception");
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}
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ok(exceptionThrew, "Exception "+exc+" threw");
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}
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function startTest()
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{
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sessionStorage.clear();
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// Initially check the sessionStorage is empty
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is(sessionStorage.length, 0, "The storage is empty [1]");
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checkException(function() {sessionStorage.key(0);}, INDEX_SIZE_ERR);
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checkException(function() {sessionStorage.key(-1);}, INDEX_SIZE_ERR);
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checkException(function() {sessionStorage.key(1);}, INDEX_SIZE_ERR);
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is(sessionStorage.getItem("nonexisting"), null, "Nonexisting item is null (getItem())");
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is(sessionStorage["nonexisting"], null, "Nonexisting item is null (array access)");
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is(sessionStorage.nonexisting, null, "Nonexisting item is null (property access)");
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sessionStorage.removeItem("nonexisting"); // Just check there is no exception
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is(typeof sessionStorage.getItem("nonexisting"), "object", "getItem('nonexisting') is object");
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is(typeof sessionStorage["nonexisting"], "object", "['nonexisting'] is object");
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is(typeof sessionStorage.nonexisting, "object", "nonexisting is object");
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is(typeof sessionStorage.getItem("nonexisting2"), "object", "getItem('nonexisting2') is object");
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is(typeof sessionStorage["nonexisting2"], "object", "['nonexisting2'] is object");
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is(typeof sessionStorage.nonexisting2, "object", "nonexisting2 is object");
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// add an empty-value key
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sessionStorage.setItem("empty", "");
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is(sessionStorage.getItem("empty"), "", "Empty value (getItem())");
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is(sessionStorage["empty"], "", "Empty value (array access)");
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is(sessionStorage.empty, "", "Empty value (property access)");
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is(typeof sessionStorage.getItem("empty"), "string", "getItem('empty') is string");
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is(typeof sessionStorage["empty"], "string", "['empty'] is string");
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is(typeof sessionStorage.empty, "string", "empty is string");
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sessionStorage.removeItem("empty");
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is(sessionStorage.length, 0, "The storage has no keys");
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is(sessionStorage.getItem("empty"), null, "empty item is null (getItem())");
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is(sessionStorage["empty"], null, "empty item is null (array access)");
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is(sessionStorage.empty, null, "empty item is null (property access)");
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is(typeof sessionStorage.getItem("empty"), "object", "getItem('empty') is object");
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is(typeof sessionStorage["empty"], "object", "['empty'] is object");
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is(typeof sessionStorage.empty, "object", "empty is object");
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// add one key, check it is there
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sessionStorage.setItem("key1", "value1");
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is(sessionStorage.length, 1, "The storage has one key-value pair");
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is(sessionStorage.key(0), "key1");
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checkException(function() {sessionStorage.key(-1);}, INDEX_SIZE_ERR);
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checkException(function() {sessionStorage.key(1);}, INDEX_SIZE_ERR);
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// check all access method give the correct result
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// and are of the correct type
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is(sessionStorage.getItem("key1"), "value1", "getItem('key1') == value1");
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is(sessionStorage["key1"], "value1", "['key1'] == value1");
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is(sessionStorage.key1, "value1", "key1 == value1");
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is(typeof sessionStorage.getItem("key1"), "string", "getItem('key1') is string");
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is(typeof sessionStorage["key1"], "string", "['key1'] is string");
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is(typeof sessionStorage.key1, "string", "key1 is string");
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// remove the previously added key and check the storage is empty
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sessionStorage.removeItem("key1");
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is(sessionStorage.length, 0, "The storage is empty [2]");
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checkException(function() {sessionStorage.key(0);}, INDEX_SIZE_ERR);
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is(sessionStorage.getItem("key1"), null, "\'key1\' removed");
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is(typeof sessionStorage.getItem("key1"), "object", "getItem('key1') is object");
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is(typeof sessionStorage["key1"], "object", "['key1'] is object");
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is(typeof sessionStorage.key1, "object", "key1 is object");
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// add one key, check it is there
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sessionStorage.setItem("key1", "value1");
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is(sessionStorage.length, 1, "The storage has one key-value pair");
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is(sessionStorage.key(0), "key1");
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is(sessionStorage.getItem("key1"), "value1");
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// add a second key
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sessionStorage.setItem("key2", "value2");
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is(sessionStorage.length, 2, "The storage has two key-value pairs");
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is(sessionStorage.key(1), "key1"); // This test might not be accurate because order is not preserved
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is(sessionStorage.key(0), "key2");
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is(sessionStorage.getItem("key1"), "value1");
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is(sessionStorage.getItem("key2"), "value2");
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// change the second key
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sessionStorage.setItem("key2", "value2-2");
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is(sessionStorage.length, 2, "The storage has two key-value pairs");
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is(sessionStorage.key(1), "key1"); // After key value changes the order must be preserved
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is(sessionStorage.key(0), "key2");
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checkException(function() {sessionStorage.key(-1);}, INDEX_SIZE_ERR);
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checkException(function() {sessionStorage.key(2);}, INDEX_SIZE_ERR);
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is(sessionStorage.getItem("key1"), "value1");
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is(sessionStorage.getItem("key2"), "value2-2");
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// change the first key
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sessionStorage.setItem("key1", "value1-2");
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is(sessionStorage.length, 2, "The storage has two key-value pairs");
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is(sessionStorage.key(1), "key1"); // After key value changes the order must be preserved
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is(sessionStorage.key(0), "key2");
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checkException(function() {sessionStorage.key(-1);}, INDEX_SIZE_ERR);
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checkException(function() {sessionStorage.key(2);}, INDEX_SIZE_ERR);
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is(sessionStorage.getItem("key1"), "value1-2");
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is(sessionStorage.getItem("key2"), "value2-2");
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// remove the second key
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sessionStorage.removeItem("key2");
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is(sessionStorage.length, 1, "The storage has one key-value pair");
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is(sessionStorage.key(0), "key1");
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checkException(function() {sessionStorage.key(-1);}, INDEX_SIZE_ERR);
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checkException(function() {sessionStorage.key(1);}, INDEX_SIZE_ERR);
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is(sessionStorage.getItem("key1"), "value1-2");
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// Clear the storage
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sessionStorage.clear();
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is(sessionStorage.length, 0, "The storage is empty [3]");
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checkException(function() {sessionStorage.key(0);}, INDEX_SIZE_ERR); // this is unspecified!
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checkException(function() {sessionStorage.key(-1);}, INDEX_SIZE_ERR);
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checkException(function() {sessionStorage.key(1);}, INDEX_SIZE_ERR);
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is(sessionStorage.getItem("nonexisting"), null, "Nonexisting item is null");
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is(sessionStorage.getItem("key1"), null, "key1 removed");
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is(sessionStorage.getItem("key2"), null, "key2 removed");
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sessionStorage.removeItem("nonexisting"); // Just check there is no exception
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sessionStorage.removeItem("key1"); // Just check there is no exception
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sessionStorage.removeItem("key2"); // Just check there is no exception
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SimpleTest.finish();
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}
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SimpleTest.waitForExplicitFinish();
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</script>
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</head>
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<body onload="startTest();">
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</body>
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</html>
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