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81 lines
3.2 KiB
HTML
81 lines
3.2 KiB
HTML
<!DOCTYPE html>
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<title>IDBCursor direction - object store</title>
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<link rel="author" href="mailto:odinho@opera.com" title="Odin Hørthe Omdal">
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<link rel=help href="http://dvcs.w3.org/hg/IndexedDB/raw-file/tip/Overview.html#cursor-iteration-operation">
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<link rel=assert title='If direction is "next", let found record be the first record in records which satisfy all of the following requirements'>
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<link rel=assert title="If position is defined, and source is an object store, the record's key is greater than position.">
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<link rel=assert title='If direction is "prev", let found record be the last record in records which satisfy all of the following requirements'>
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<link rel=assert title="If position is defined, and source is an object store, the record's key is less than position.">
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<link rel=assert title="Set cursor's position to found record's key. If source is an index, set cursor's object store position to found record's value.">
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<link rel=assert title="Set cursor's key to found record's key.">
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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 records = [ "Alice", "Bob", "Greg" ];
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var directions = ["next", "prev", "nextunique", "prevunique"];
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var tests = {};
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directions.forEach(function(dir) {
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tests[dir] = async_test(document.title + ' - ' + dir);
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});
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var open_rq = indexedDB.open("testdb-" + new Date().getTime() + Math.random());
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open_rq.onupgradeneeded = function(e) {
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var objStore = e.target.result.createObjectStore("test");
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for (var i = 0; i < records.length; i++)
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objStore.add(records[i], records[i]);
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};
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open_rq.onsuccess = function(e) {
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var db = e.target.result;
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db.onerror = fail_helper("db.onerror");
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// The tests
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testdir('next', ['Alice', 'Bob', 'Greg']);
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testdir('prev', ['Greg', 'Bob', 'Alice']);
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testdir('nextunique', ['Alice', 'Bob', 'Greg']);
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testdir('prevunique', ['Greg', 'Bob', 'Alice']);
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// Test function
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function testdir(dir, expect) {
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var count = 0;
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var t = tests[dir];
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var rq = db.transaction("test").objectStore("test").openCursor(undefined, dir);
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rq.onsuccess = t.step_func(function(e) {
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var cursor = e.target.result;
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if (!cursor) {
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assert_equals(count, expect.length, "cursor runs");
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t.done();
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}
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assert_equals(cursor.value, expect[count], "cursor.value");
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count++;
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cursor.continue();
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});
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rq.onerror = t.step_func(function(e) {
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e.preventDefault();
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e.stopPropagation();
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assert_unreached("rq.onerror - " + e.message);
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});
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}
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};
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// Fail handling
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function fail_helper(name) {
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return function() {
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directions.forEach(function(dir) {
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tests[dir].step(function() { assert_unreached(name); });
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});
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};
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}
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open_rq.onblocked = fail_helper('open_rq.onblocked');
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open_rq.onerror = fail_helper('open_rq.onerror');
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</script>
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<div id=log> </div>
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