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111 lines
3.4 KiB
HTML
111 lines
3.4 KiB
HTML
<!DOCTYPE html>
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<title>IDBCursor.continue() - objectstore - delete next element, and iterate to it</title>
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<link rel="author" href="mailto:odinho@opera.com" title="Odin Hørthe Omdal">
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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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count = 0,
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t = async_test(document.title, {timeout: 10000});
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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: "key" });
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for (var i = 0; i < 500; i++)
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objStore.add({ key: i, val: "val_"+i });
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var rq = objStore.add({ key: 500, val: "val_500" });
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rq.onsuccess = t.step_func(function() {
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for (var i = 999; i > 500; i--)
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objStore.add({ key: i, val: "val_"+i });
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});
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objStore.createIndex('index', ['key', 'val']);
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};
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open_rq.onsuccess = function(e) {
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var cursor_rq = db.transaction("test", "readwrite")
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.objectStore("test")
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.openCursor();
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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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store = e.target.source;
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if (!cursor) {
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assert_equals(count, 997, "cursor run count");
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var rq = e.target.source.count();
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rq.onsuccess = t.step_func(function(e) {
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assert_equals(e.target.result, 995, "object count");
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t.done();
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});
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return;
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}
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switch (cursor.key) {
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case 10:
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assert_equals(count, cursor.key, "count");
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store.delete(11);
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break;
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case 12:
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case 499:
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case 500:
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case 501:
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assert_equals(count, cursor.key - 1, "count");
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break;
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// Delete the next key
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case 510:
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store.delete(511);
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break;
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// Delete randomly
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case 512:
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store.delete(611);
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store.delete(499);
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store.delete(500);
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break;
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// Delete and add a new key
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case 520:
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store.delete(521);
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store.add({ key: 521, val: "new"});
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break;
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case 521:
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assert_equals(cursor.value.val, "new");
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break;
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// We should only be here once although we're basically making the index
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// "heavier" with its new key.
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case 530:
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assert_equals(cursor.value.val, "val_530");
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cursor.update({ key: 530, val: "val_531" })
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store.get(530).onsuccess = t.step_func(function(e) {
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assert_equals(e.target.result.val, "val_531");
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});
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break;
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// Shouldn't happen.
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case 11:
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case 511:
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case 611:
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assert_unreached(cursor.key + " should be deleted and never run");
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break;
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}
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cursor.continue();
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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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