ManagedLedgerFactoryTest.java

/**
 * Copyright 2016 Yahoo Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.bookkeeper.mledger.impl;

import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertNull;

import java.nio.charset.Charset;

import org.apache.bookkeeper.mledger.ManagedCursor;
import org.apache.bookkeeper.mledger.ManagedLedgerConfig;
import org.apache.bookkeeper.mledger.ManagedLedgerInfo;
import org.apache.bookkeeper.mledger.Position;
import org.apache.bookkeeper.mledger.ManagedLedgerInfo.CursorInfo;
import org.apache.bookkeeper.mledger.ManagedLedgerInfo.MessageRangeInfo;
import org.apache.bookkeeper.mledger.impl.MetaStoreImplZookeeper.ZNodeProtobufFormat;
import org.apache.bookkeeper.test.MockedBookKeeperTestCase;
import org.testng.annotations.Factory;
import org.testng.annotations.Test;

import com.google.common.base.Charsets;

public class ManagedLedgerFactoryTest extends MockedBookKeeperTestCase {

    private static final Charset Encoding = Charsets.UTF_8;

    @Factory(dataProvider = "protobufFormat")
    public ManagedLedgerFactoryTest(ZNodeProtobufFormat protobufFormat) {
        super();
        this.protobufFormat = protobufFormat;
    }

    @Test(timeOut = 20000)
    public void testGetManagedLedgerInfoWithClose() throws Exception {
        ManagedLedgerConfig conf = new ManagedLedgerConfig();
        conf.setMaxEntriesPerLedger(1);
        ManagedLedgerImpl ledger = (ManagedLedgerImpl) factory.open("testGetManagedLedgerInfo", conf);
        ManagedCursor c1 = ledger.openCursor("c1");

        PositionImpl p1 = (PositionImpl) ledger.addEntry("entry1".getBytes());
        PositionImpl p2 = (PositionImpl) ledger.addEntry("entry2".getBytes());
        PositionImpl p3 = (PositionImpl) ledger.addEntry("entry3".getBytes());
        ledger.addEntry("entry4".getBytes());

        c1.delete(p2);
        c1.delete(p3);

        ledger.close();

        ManagedLedgerInfo info = factory.getManagedLedgerInfo("testGetManagedLedgerInfo");

        assertEquals(info.ledgers.size(), 4);

        assertEquals(info.ledgers.get(0).ledgerId, 3);
        assertEquals(info.ledgers.get(1).ledgerId, 5);
        assertEquals(info.ledgers.get(2).ledgerId, 6);
        assertEquals(info.ledgers.get(3).ledgerId, 7);

        assertEquals(info.cursors.size(), 1);

        CursorInfo cursorInfo = info.cursors.get("c1");
        assertEquals(cursorInfo.markDelete.ledgerId, 3);
        assertEquals(cursorInfo.markDelete.entryId, -1);

        if (protobufFormat == ZNodeProtobufFormat.Binary) {
            assertEquals(cursorInfo.individualDeletedMessages.size(), 1);

            MessageRangeInfo mri = cursorInfo.individualDeletedMessages.get(0);
            assertEquals(mri.from.ledgerId, p1.getLedgerId());
            assertEquals(mri.from.entryId, p1.getEntryId());
            assertEquals(mri.to.ledgerId, p3.getLedgerId());
            assertEquals(mri.to.entryId, p3.getEntryId());
        } else {
            assertNull(cursorInfo.individualDeletedMessages);
        }
    }

}