| <!DOCTYPE html> |
| <title>IDBCursor.continue() - index - delete next element, and iterate to it</title> |
| <link rel="author" href="mailto:odinho@opera.com" title="Odin Hørthe Omdal"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="support.js"></script> |
| |
| <script> |
| var db, |
| count = 0, |
| t = async_test(document.title, {timeout: 10000}), |
| records = [ { pKey: "primaryKey_0", obj: { iKey: "iKey_0" }}, |
| { pKey: "primaryKey_1", obj: { iKey: "iKey_1" }}, |
| { pKey: "primaryKey_2", obj: { iKey: "iKey_2" }} ], |
| |
| expected = [ [ "primaryKey_2", "iKey_2" ], |
| [ "primaryKey_0", "iKey_0" ] ]; |
| |
| var open_rq = createdb(t); |
| open_rq.onupgradeneeded = function(e) { |
| db = e.target.result; |
| var objStore = db.createObjectStore("test", {keyPath:["pKey", "obj.iKey"]}); |
| objStore.createIndex("index", [ "pKey", "obj.iKey" ]); |
| |
| for (var i = 0; i < records.length; i++) |
| objStore.add(records[i]); |
| }; |
| |
| open_rq.onsuccess = function(e) { |
| var cursor_rq = db.transaction("test", "readwrite") |
| .objectStore("test") |
| .index("index") |
| .openCursor(null, "prev"); |
| |
| cursor_rq.onsuccess = t.step_func(function(e) { |
| var cursor = e.target.result; |
| if (!cursor) { |
| assert_equals(count, 2, "cursor run count"); |
| t.done(); |
| } |
| |
| if (count === 0) { |
| e.target.source.objectStore.delete(["primaryKey_1", "iKey_1"]); |
| } |
| assert_array_equals(cursor.key, expected[count], "primary key"); |
| |
| cursor.continue(); |
| count++; |
| }); |
| }; |
| </script> |
| |
| <div id="log"> </div> |
