Java tutorial
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See the License for the * specific language governing permissions and limitations * under the License. */ package org.apache.bookkeeper.tools.cli.commands.bookie; import static org.mockito.ArgumentMatchers.any; import static org.mockito.ArgumentMatchers.anyBoolean; import static org.mockito.ArgumentMatchers.anyLong; import static org.mockito.ArgumentMatchers.eq; import static org.mockito.Mockito.times; import static org.mockito.Mockito.verify; import static org.powermock.api.mockito.PowerMockito.doNothing; import static org.powermock.api.mockito.PowerMockito.mock; import static org.powermock.api.mockito.PowerMockito.verifyNew; import static org.powermock.api.mockito.PowerMockito.when; import static org.powermock.api.mockito.PowerMockito.whenNew; import com.google.common.util.concurrent.UncheckedExecutionException; import io.netty.buffer.PooledByteBufAllocator; import java.io.File; import java.io.IOException; import java.util.Iterator; import java.util.LinkedList; import java.util.List; import java.util.Vector; import java.util.stream.LongStream; import org.apache.bookkeeper.bookie.CheckpointSource; import org.apache.bookkeeper.bookie.Checkpointer; import org.apache.bookkeeper.bookie.InterleavedLedgerStorage; import org.apache.bookkeeper.bookie.LedgerCache; import org.apache.bookkeeper.bookie.LedgerDirsManager; import org.apache.bookkeeper.bookie.storage.ldb.DbLedgerStorage; import org.apache.bookkeeper.conf.AbstractConfiguration; import org.apache.bookkeeper.conf.ServerConfiguration; import org.apache.bookkeeper.stats.NullStatsLogger; import org.apache.bookkeeper.tools.cli.helpers.BookieCommandTestBase; import org.apache.bookkeeper.util.DiskChecker; import org.junit.Assert; import org.junit.Rule; import org.junit.Test; import org.junit.rules.TemporaryFolder; import org.junit.runner.RunWith; import org.powermock.api.mockito.PowerMockito; import org.powermock.core.classloader.annotations.PrepareForTest; import org.powermock.modules.junit4.PowerMockRunner; /** * Unit test for {@link ConvertToInterleavedStorageCommand}. */ @RunWith(PowerMockRunner.class) @PrepareForTest({ ConvertToInterleavedStorageCommand.class, LedgerCache.class }) public class ConvertToInterleavedStorageCommandTest extends BookieCommandTestBase { private LedgerDirsManager ledgerDirsManager; private DbLedgerStorage dbStorage; private InterleavedLedgerStorage interleavedLedgerStorage; private LedgerCache interleavedLedgerCache; @Rule private TemporaryFolder folder = new TemporaryFolder(); public ConvertToInterleavedStorageCommandTest() { super(3, 0); } @Override public void setup() throws Exception { super.setup(); createTmpFile(); PowerMockito.whenNew(ServerConfiguration.class).withNoArguments().thenReturn(conf); PowerMockito.whenNew(ServerConfiguration.class).withParameterTypes(AbstractConfiguration.class) .withArguments(eq(conf)).thenReturn(conf); DiskChecker diskChecker = mock(DiskChecker.class); whenNew(DiskChecker.class).withArguments(conf.getDiskUsageThreshold(), conf.getDiskUsageWarnThreshold()) .thenReturn(diskChecker); ledgerDirsManager = mock(LedgerDirsManager.class); whenNew(LedgerDirsManager.class) .withParameterTypes(ServerConfiguration.class, File[].class, DiskChecker.class) .withArguments(conf, conf.getLedgerDirs(), diskChecker).thenReturn(ledgerDirsManager); when(ledgerDirsManager.getAllLedgerDirs()).thenReturn(getFileList()); dbStorage = mock(DbLedgerStorage.class); whenNew(DbLedgerStorage.class).withNoArguments().thenReturn(dbStorage); when(dbStorage.getActiveLedgersInRange(anyLong(), anyLong())).thenReturn(this::getLedgerId); interleavedLedgerCache = mock(LedgerCache.class); doNothing().when(interleavedLedgerCache).flushLedger(anyBoolean()); interleavedLedgerStorage = mock(InterleavedLedgerStorage.class); whenNew(InterleavedLedgerStorage.class).withNoArguments().thenReturn(interleavedLedgerStorage); doNothing().when(interleavedLedgerStorage).flush(); doNothing().when(interleavedLedgerStorage).shutdown(); when(interleavedLedgerStorage.getLedgerCache()).thenReturn(interleavedLedgerCache); } private Iterator<Long> getLedgerId() { Vector<Long> longs = new Vector<>(); LongStream.range(0L, 10L).forEach(longs::add); return longs.iterator(); } private List<File> getFileList() { List<File> files = new LinkedList<>(); files.add(folder.getRoot()); return files; } private void createTmpFile() { try { folder.newFile("ledgers"); folder.newFile("locations"); System.out.println(folder.getRoot().getAbsolutePath()); } catch (IOException e) { throw new UncheckedExecutionException(e.getMessage(), e); } } @Test public void testConvertToInterleavedStorageCommand() { ConvertToInterleavedStorageCommand cmd = new ConvertToInterleavedStorageCommand(); Assert.assertTrue(cmd.apply(bkFlags, new String[] { "" })); try { verifyNew(ServerConfiguration.class).withArguments(eq(conf)); verifyNew(LedgerDirsManager.class, times(2)).withArguments(eq(conf), any(File[].class), any(DiskChecker.class)); verifyNew(DbLedgerStorage.class, times(1)).withNoArguments(); verifyNew(InterleavedLedgerStorage.class, times(1)).withNoArguments(); verify(dbStorage, times(1)).initialize(eq(conf), eq(null), any(LedgerDirsManager.class), any(LedgerDirsManager.class), eq(null), any(CheckpointSource.class), any(Checkpointer.class), eq(NullStatsLogger.INSTANCE), eq(PooledByteBufAllocator.DEFAULT)); verify(interleavedLedgerStorage, times(1)).initialize(eq(conf), eq(null), any(LedgerDirsManager.class), any(LedgerDirsManager.class), eq(null), any(CheckpointSource.class), any(Checkpointer.class), eq(NullStatsLogger.INSTANCE), eq(PooledByteBufAllocator.DEFAULT)); verify(dbStorage, times(1)).getActiveLedgersInRange(anyLong(), anyLong()); verify(dbStorage, times(10)).readMasterKey(anyLong()); verify(interleavedLedgerStorage, times(10)).setMasterKey(anyLong(), any()); verify(dbStorage, times(10)).getLastEntryInLedger(anyLong()); verify(dbStorage, times(10)).getLocation(anyLong(), anyLong()); verify(dbStorage, times(1)).shutdown(); verify(interleavedLedgerCache, times(1)).flushLedger(true); verify(interleavedLedgerStorage, times(1)).flush(); verify(interleavedLedgerStorage, times(1)).shutdown(); } catch (Exception e) { throw new UncheckedExecutionException(e.getMessage(), e); } } }