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58 lines
1.8 KiB
HTML
58 lines
1.8 KiB
HTML
<!DOCTYPE html>
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<title>IDBCursor.continue() - object store - attempt to iterate to the next record when the direction is set for the previous record </title>
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<link rel="author" title="Microsoft" href="http://www.microsoft.com">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="support.js"></script>
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<script>
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var db,
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t = async_test(),
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records = [ { pKey: "primaryKey_0" },
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{ pKey: "primaryKey_1" },
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{ pKey: "primaryKey_2" } ];
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var open_rq = createdb(t);
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open_rq.onupgradeneeded = function(e) {
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db = e.target.result;
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var objStore = db.createObjectStore("test", { keyPath: "pKey" });
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for (var i = 0; i < records.length; i++)
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objStore.add(records[i]);
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};
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open_rq.onsuccess = function(e) {
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var count = 0,
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cursor_rq = db.transaction("test")
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.objectStore("test")
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.openCursor(null, "prev");
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cursor_rq.onsuccess = t.step_func(function(e) {
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var cursor = e.target.result;
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assert_true(cursor != null, "cursor exist");
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switch(count) {
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case 0:
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assert_equals(cursor.value.pKey, records[2].pKey, "first cursor pkey");
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cursor.continue(records[1].pKey);
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break;
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case 1:
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assert_equals(cursor.value.pKey, records[1].pKey, "second cursor pkey");
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assert_throws("DataError",
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function() { cursor.continue(records[2].pKey); });
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t.done();
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break;
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default:
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assert_unreached("Unexpected count value: " + count);
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}
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count++;
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});
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};
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</script>
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<div id="log"></div>
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