| <!DOCTYPE html> |
| <title>IDBCursor.continue() - index - attempt to iterate to the next record when the direction is set for the previous record</title> |
| <link rel="author" title="Microsoft" href="http://www.microsoft.com"> |
| <link rel=help href="http://dvcs.w3.org/hg/IndexedDB/raw-file/tip/Overview.html#widl-IDBCursor-continue-void-any-key"> |
| <link rel=assert title="The parameter is greater than or equal to this cursor's position and this cursor's direction is 'prev' or 'prevunique'."> |
| <script src="../../../resources/testharness.js"></script> |
| <script src="../../../resources/testharnessreport.js"></script> |
| <script src="support.js"></script> |
| |
| <script> |
| |
| var db, |
| t = async_test(), |
| records = [ { pKey: "primaryKey_0", iKey: "indexKey_0" }, |
| { pKey: "primaryKey_1", iKey: "indexKey_1" }, |
| { pKey: "primaryKey_2", iKey: "indexKey_2" } ]; |
| |
| var open_rq = createdb(t); |
| open_rq.onupgradeneeded = function(e) { |
| db = e.target.result; |
| var objStore = db.createObjectStore("test", { keyPath: "pKey" }); |
| |
| objStore.createIndex("index", "iKey"); |
| |
| for (var i = 0; i < records.length; i++) |
| objStore.add(records[i]); |
| }; |
| |
| open_rq.onsuccess = function(e) { |
| var count = 0, |
| cursor_rq = db.transaction("test") |
| .objectStore("test") |
| .index("index") |
| .openCursor(undefined, "prev"); // XXX Fx issues w undefined |
| |
| cursor_rq.onsuccess = t.step_func(function(e) { |
| var cursor = e.target.result, |
| record = cursor.value; |
| |
| switch(count) { |
| case 0: |
| assert_equals(record.pKey, records[2].pKey, "first pKey"); |
| assert_equals(record.iKey, records[2].iKey, "first iKey"); |
| cursor.continue(); |
| break; |
| |
| case 1: |
| assert_equals(record.pKey, records[1].pKey, "second pKey"); |
| assert_equals(record.iKey, records[1].iKey, "second iKey"); |
| assert_throws("DataError", |
| function() { cursor.continue("indexKey_2"); }); |
| t.done(); |
| break; |
| |
| default: |
| assert_unreached("Unexpected count value: " + count); |
| } |
| |
| count++; |
| }); |
| }; |
| |
| </script> |
| |
| <div id="log"></div> |
