зеркало из https://github.com/mozilla/gecko-dev.git
46 строки
1.6 KiB
HTML
46 строки
1.6 KiB
HTML
<!DOCTYPE html>
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<title>IDBCursor.update() - index - throw InvalidStateError when the cursor is being iterated</title>
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<link rel="author" title="Mozilla" href="https://www.mozilla.org">
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<link rel="help" href="https://www.w3.org/TR/IndexedDB/#widl-IDBCursor-update-IDBRequest-any-value">
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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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<div id="log"></div>
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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", iKey: "indexKey_0" },
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{ pKey: "primaryKey_1", iKey: "indexKey_1" } ];
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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("store", { keyPath: "pKey" });
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objStore.createIndex("index", "iKey");
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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 cursor_rq = db.transaction("store", "readwrite")
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.objectStore("store")
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.index("index")
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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, "cursor exists");
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cursor.continue();
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assert_throws("InvalidStateError", function() {
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cursor.update({ pKey: "primaryKey_0", iKey: "indexKey_0_updated" });
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});
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t.done();
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});
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}
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</script>
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