DEBUG_addNewWorkingSegmentWithoutFlush() public method

public DEBUG_addNewWorkingSegmentWithoutFlush ( ) : void
return void
Exemplo n.º 1
0
        public void T001_MultiWorkingSegmentReadWrite()
        {
            LayerManager db = new LayerManager(InitMode.NEW_REGION, "c:\\BENDtst\\3");

            var rk = new RecordKey().appendParsedKey(".data/a");
            db.setValueParsed(".data/a", "1");
            KeyValuePair<RecordKey, RecordData> record;

            try {
                record = db.FindNext(rk, true);
                Assert.AreEqual(rk, record.Key, "fetched key does not match");
            } catch (KeyNotFoundException) {
                Assert.Fail("couldn't find 'a' record");
            }

            int found_recs = 0;
            var scan_range = new ScanRange<RecordKey>(rk, RecordKey.AfterPrefix(rk), null);

            foreach (var row in db.scanForward(scan_range)) {
                found_recs++;
            }
            Assert.AreEqual(1, found_recs, "found the wrong number of records in working segment scan!");

            db.DEBUG_addNewWorkingSegmentWithoutFlush();

            db.setValueParsed(".data/b", "2");

            Console.WriteLine("");
            Console.WriteLine("--- contents --");
            db.debugDump();
            Console.WriteLine("");

            // ------------------------------

            try {
                var rkb = new RecordKey().appendParsedKey(".data/b");
                record = db.FindNext(rkb, true);
                Assert.AreEqual(rkb, record.Key, "fetched key does not match (after flush)");
            } catch (KeyNotFoundException) {
                Assert.Fail("couldn't find 'b' record");
            }

            found_recs = 0;
            var rk_prefix = new RecordKey().appendParsedKey(".data");
            foreach (var row in db.scanForward(
                new ScanRange<RecordKey>(rk_prefix, RecordKey.AfterPrefix(rk_prefix), null))) {
                found_recs++;
            }
            Assert.AreEqual(2, found_recs, "found the wrong number of records after working segment addition !");
        }