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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo
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<!DOCTYPE html>
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<title>IDBCursor.advance() - index - iterate cursor number of times specified by count </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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count = 0,
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t = async_test(),
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records = [ { pKey: "primaryKey_0", iKey: "indexKey_0" },
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{ pKey: "primaryKey_1", iKey: "indexKey_1" },
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{ pKey: "primaryKey_2", iKey: "indexKey_2" },
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{ pKey: "primaryKey_3", iKey: "indexKey_3" }];
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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 store = db.createObjectStore("test", {keyPath:"pKey"});
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store.createIndex("idx", "iKey");
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for(var i = 0; i < records.length; i++) {
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store.add(records[i]);
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}
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};
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open_rq.onsuccess = function (e) {
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var cursor_rq = db.transaction("test")
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.objectStore("test")
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.index("idx")
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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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assert_true(cursor instanceof IDBCursor);
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switch(count) {
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case 0:
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count += 3;
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cursor.advance(3);
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break;
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case 3:
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var record = cursor.value;
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assert_equals(record.pKey, records[count].pKey, "record.pKey");
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assert_equals(record.iKey, records[count].iKey, "record.iKey");
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t.done();
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break;
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default:
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assert_unreached("unexpected count");
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break;
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}
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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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