//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldBeAbleToResumeMigrationOnRebuildingCounts() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldBeAbleToResumeMigrationOnRebuildingCounts()
{
// GIVEN a legacy database
DatabaseLayout databaseLayout = _directory.databaseLayout();
File prepare = _directory.directory("prepare");
MigrationTestUtils.prepareSampleLegacyDatabase(Version, _fs, databaseLayout.DatabaseDirectory(), prepare);
// and a state of the migration saying that it has done the actual migration
LogService logService = NullLogService.Instance;
PageCache pageCache = _pageCacheRule.getPageCache(_fs);
LogTailScanner tailScanner = GetTailScanner(databaseLayout.DatabaseDirectory());
UpgradableDatabase upgradableDatabase = GetUpgradableDatabase(pageCache, tailScanner);
string versionToMigrateFrom = upgradableDatabase.CheckUpgradable(databaseLayout).storeVersion();
SilentMigrationProgressMonitor progressMonitor = new SilentMigrationProgressMonitor();
StoreMigrator migrator = new StoreMigrator(_fs, pageCache, _config, logService, _jobScheduler);
DatabaseLayout migrationLayout = _directory.databaseLayout(StoreUpgrader.MIGRATION_DIRECTORY);
migrator.Migrate(databaseLayout, migrationLayout, progressMonitor.StartSection("section"), versionToMigrateFrom, upgradableDatabase.CurrentVersion());
// WHEN simulating resuming the migration
progressMonitor = new SilentMigrationProgressMonitor();
CountsMigrator countsMigrator = new CountsMigrator(_fs, pageCache, _config);
countsMigrator.Migrate(databaseLayout, migrationLayout, progressMonitor.StartSection("section"), versionToMigrateFrom, upgradableDatabase.CurrentVersion());
migrator.MoveMigratedFiles(migrationLayout, databaseLayout, versionToMigrateFrom, upgradableDatabase.CurrentVersion());
countsMigrator.MoveMigratedFiles(migrationLayout, databaseLayout, versionToMigrateFrom, upgradableDatabase.CurrentVersion());
// THEN starting the new store should be successful
StoreFactory storeFactory = new StoreFactory(databaseLayout, _config, new DefaultIdGeneratorFactory(_fs), pageCache, _fs, logService.InternalLogProvider, EmptyVersionContextSupplier.EMPTY);
storeFactory.OpenAllNeoStores().close();
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldGenerateTransactionInformationWhenLogsAreEmpty() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldGenerateTransactionInformationWhenLogsAreEmpty()
{
// given
long txId = 1;
DatabaseLayout databaseLayout = _directory.databaseLayout();
File neoStore = databaseLayout.MetadataStore();
neoStore.createNewFile();
Config config = mock(typeof(Config));
LogService logService = new SimpleLogService(NullLogProvider.Instance, NullLogProvider.Instance);
// when
// ... transaction info not in neo store
assertEquals(FIELD_NOT_PRESENT, getRecord(_pageCache, neoStore, LAST_TRANSACTION_ID));
assertEquals(FIELD_NOT_PRESENT, getRecord(_pageCache, neoStore, LAST_TRANSACTION_CHECKSUM));
assertEquals(FIELD_NOT_PRESENT, getRecord(_pageCache, neoStore, LAST_TRANSACTION_COMMIT_TIMESTAMP));
// ... and with migrator
StoreMigrator migrator = new StoreMigrator(_fileSystemRule.get(), _pageCache, config, logService, _jobScheduler);
TransactionId actual = migrator.ExtractTransactionIdInformation(neoStore, txId);
// then
assertEquals(txId, actual.TransactionIdConflict());
assertEquals(Org.Neo4j.Kernel.impl.transaction.log.TransactionIdStore_Fields.BASE_TX_CHECKSUM, actual.Checksum());
assertEquals(Org.Neo4j.Kernel.impl.transaction.log.TransactionIdStore_Fields.BASE_TX_COMMIT_TIMESTAMP, actual.CommitTimestamp());
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldBeAbleToMigrateWithoutErrors() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldBeAbleToMigrateWithoutErrors()
{
// GIVEN a legacy database
DatabaseLayout databaseLayout = _directory.databaseLayout();
File prepare = _directory.directory("prepare");
MigrationTestUtils.prepareSampleLegacyDatabase(Version, _fs, databaseLayout.DatabaseDirectory(), prepare);
AssertableLogProvider logProvider = new AssertableLogProvider(true);
LogService logService = new SimpleLogService(logProvider, logProvider);
PageCache pageCache = _pageCacheRule.getPageCache(_fs);
LogTailScanner tailScanner = GetTailScanner(databaseLayout.DatabaseDirectory());
UpgradableDatabase upgradableDatabase = GetUpgradableDatabase(pageCache, tailScanner);
string versionToMigrateFrom = upgradableDatabase.CheckUpgradable(databaseLayout).storeVersion();
SilentMigrationProgressMonitor progressMonitor = new SilentMigrationProgressMonitor();
StoreMigrator migrator = new StoreMigrator(_fs, pageCache, _config, logService, _jobScheduler);
CountsMigrator countsMigrator = new CountsMigrator(_fs, pageCache, _config);
DatabaseLayout migrationLayout = _directory.databaseLayout(StoreUpgrader.MIGRATION_DIRECTORY);
// WHEN migrating
migrator.Migrate(databaseLayout, migrationLayout, progressMonitor.StartSection("section"), versionToMigrateFrom, upgradableDatabase.CurrentVersion());
countsMigrator.Migrate(databaseLayout, migrationLayout, progressMonitor.StartSection("section"), versionToMigrateFrom, upgradableDatabase.CurrentVersion());
migrator.MoveMigratedFiles(migrationLayout, databaseLayout, versionToMigrateFrom, upgradableDatabase.CurrentVersion());
countsMigrator.MoveMigratedFiles(migrationLayout, databaseLayout, versionToMigrateFrom, upgradableDatabase.CurrentVersion());
// THEN starting the new store should be successful
StoreFactory storeFactory = new StoreFactory(databaseLayout, _config, new DefaultIdGeneratorFactory(_fs), pageCache, _fs, logService.InternalLogProvider, EmptyVersionContextSupplier.EMPTY);
storeFactory.OpenAllNeoStores().close();
logProvider.RawMessageMatcher().assertNotContains("ERROR");
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: private void extractTransactionalInformationFromLogs(String path, java.io.File customLogLocation, org.neo4j.io.layout.DatabaseLayout databaseLayout, java.io.File storeDir) throws java.io.IOException
private void ExtractTransactionalInformationFromLogs(string path, File customLogLocation, DatabaseLayout databaseLayout, File storeDir)
{
LogService logService = new SimpleLogService(NullLogProvider.Instance, NullLogProvider.Instance);
File neoStore = databaseLayout.MetadataStore();
GraphDatabaseService database = (new TestGraphDatabaseFactory()).newEmbeddedDatabaseBuilder(storeDir).setConfig(logical_logs_location, path).newGraphDatabase();
for (int i = 0; i < 10; i++)
{
using (Transaction transaction = database.BeginTx())
{
Node node = database.CreateNode();
transaction.Success();
}
}
database.Shutdown();
MetaDataStore.setRecord(_pageCache, neoStore, MetaDataStore.Position.LAST_CLOSED_TRANSACTION_LOG_VERSION, MetaDataRecordFormat.FIELD_NOT_PRESENT);
Config config = Config.defaults(logical_logs_location, path);
StoreMigrator migrator = new StoreMigrator(_fileSystemRule.get(), _pageCache, config, logService, _jobScheduler);
LogPosition logPosition = migrator.ExtractTransactionLogPosition(neoStore, databaseLayout, 100);
File[] logFiles = customLogLocation.listFiles();
assertNotNull(logFiles);
assertEquals(0, logPosition.LogVersion);
assertEquals(logFiles[0].length(), logPosition.ByteOffset);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldExtractTransactionInformationFromMetaDataStore() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldExtractTransactionInformationFromMetaDataStore()
{
// given
// ... variables
long txId = 42;
long checksum = 123456789123456789L;
long timestamp = 919191919191919191L;
TransactionId expected = new TransactionId(txId, checksum, timestamp);
// ... and files
DatabaseLayout databaseLayout = _directory.databaseLayout();
File neoStore = databaseLayout.MetadataStore();
neoStore.createNewFile();
// ... and mocks
Config config = mock(typeof(Config));
LogService logService = mock(typeof(LogService));
// when
// ... data in record
setRecord(_pageCache, neoStore, LAST_TRANSACTION_ID, txId);
setRecord(_pageCache, neoStore, LAST_TRANSACTION_CHECKSUM, checksum);
setRecord(_pageCache, neoStore, LAST_TRANSACTION_COMMIT_TIMESTAMP, timestamp);
// ... and with migrator
StoreMigrator migrator = new StoreMigrator(_fileSystemRule.get(), _pageCache, config, logService, _jobScheduler);
TransactionId actual = migrator.ExtractTransactionIdInformation(neoStore, txId);
// then
assertEquals(expected, actual);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldNotDoActualStoreMigrationBetween3_0_5_and_next() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldNotDoActualStoreMigrationBetween3_0_5AndNext()
{
// GIVEN a store in vE.H.0 format
DatabaseLayout databaseLayout = _directory.databaseLayout();
(new TestGraphDatabaseFactory()).newEmbeddedDatabaseBuilder(databaseLayout.DatabaseDirectory()).setConfig(GraphDatabaseSettings.record_format, HighLimitV3_0_0.NAME).newGraphDatabase().shutdown();
Config config = Config.defaults(pagecache_memory, "8m");
try (FileSystemAbstraction fs = new DefaultFileSystemAbstraction(); JobScheduler _jobScheduler = new ThreadPoolJobScheduler(); PageCache _pageCache = new ConfiguringPageCacheFactory(fs, config, NULL, Org.Neo4j.Io.pagecache.tracing.cursor.PageCursorTracerSupplier_Fields.Null, NullLog.Instance, EmptyVersionContextSupplier.EMPTY, _jobScheduler)
.OrCreatePageCache)
{
// For test code sanity
string fromStoreVersion = StoreVersion.HIGH_LIMIT_V3_0_0.versionString();
StoreVersionCheck.Result hasVersionResult = (new StoreVersionCheck(_pageCache)).hasVersion(databaseLayout.MetadataStore(), fromStoreVersion);
assertTrue(hasVersionResult.ActualVersion, hasVersionResult.Outcome.Successful);
// WHEN
StoreMigrator migrator = new StoreMigrator(fs, _pageCache, config, NullLogService.Instance, _jobScheduler);
ProgressReporter monitor = mock(typeof(ProgressReporter));
DatabaseLayout migrationLayout = _directory.databaseLayout("migration");
migrator.Migrate(_directory.databaseLayout(), migrationLayout, monitor, fromStoreVersion, StoreVersion.HIGH_LIMIT_V3_0_6.versionString());
// THEN
verifyNoMoreInteractions(monitor);
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void writeAndReadLastTxLogPosition() throws java.io.IOException
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void WriteAndReadLastTxLogPosition()
{
StoreMigrator migrator = NewStoreMigrator();
LogPosition writtenLogPosition = new LogPosition(_random.nextLong(), _random.nextLong());
migrator.WriteLastTxLogPosition(_directory.databaseLayout(), writtenLogPosition);
LogPosition readLogPosition = migrator.ReadLastTxLogPosition(_directory.databaseLayout());
assertEquals(writtenLogPosition, readLogPosition);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void writeAndReadLastTxInformation() throws java.io.IOException
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void WriteAndReadLastTxInformation()
{
StoreMigrator migrator = NewStoreMigrator();
TransactionId writtenTxId = new TransactionId(_random.nextLong(), _random.nextLong(), _random.nextLong());
migrator.WriteLastTxInformation(_directory.databaseLayout(), writtenTxId);
TransactionId readTxId = migrator.ReadLastTxInformation(_directory.databaseLayout());
assertEquals(writtenTxId, readTxId);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldNotMigrateFilesForVersionsWithSameCapability() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldNotMigrateFilesForVersionsWithSameCapability()
{
// Prepare migrator and file
StoreMigrator migrator = NewStoreMigrator();
DatabaseLayout dbLayout = _directory.databaseLayout();
File neoStore = dbLayout.MetadataStore();
neoStore.createNewFile();
// Monitor what happens
MyProgressReporter progressReporter = new MyProgressReporter();
// Migrate with two storeversions that have the same FORMAT capabilities
migrator.Migrate(dbLayout, _directory.databaseLayout("migrationDir"), progressReporter, StandardV3_0.STORE_VERSION, StandardV3_2.STORE_VERSION);
// Should not have started any migration
assertFalse(progressReporter.Started);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldComputeTheLastTxInfoCorrectly() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldComputeTheLastTxInfoCorrectly()
{
// given
DatabaseLayout databaseLayout = _directory.databaseLayout();
File prepare = _directory.directory("prepare");
MigrationTestUtils.prepareSampleLegacyDatabase(Version, _fs, databaseLayout.DatabaseDirectory(), prepare);
// and a state of the migration saying that it has done the actual migration
LogService logService = NullLogService.Instance;
PageCache pageCache = _pageCacheRule.getPageCache(_fs);
LogTailScanner tailScanner = GetTailScanner(databaseLayout.DatabaseDirectory());
UpgradableDatabase upgradableDatabase = GetUpgradableDatabase(pageCache, tailScanner);
string versionToMigrateFrom = upgradableDatabase.CheckUpgradable(databaseLayout).storeVersion();
SilentMigrationProgressMonitor progressMonitor = new SilentMigrationProgressMonitor();
StoreMigrator migrator = new StoreMigrator(_fs, pageCache, _config, logService, _jobScheduler);
DatabaseLayout migrationLayout = _directory.databaseLayout(StoreUpgrader.MIGRATION_DIRECTORY);
// when
migrator.Migrate(databaseLayout, migrationLayout, progressMonitor.StartSection("section"), versionToMigrateFrom, upgradableDatabase.CurrentVersion());
// then
assertTrue(TxIdComparator.apply(migrator.ReadLastTxInformation(migrationLayout)));
}
public Configuration_OverriddenAnonymousInnerClass(StoreMigrator outerInstance, Config config, DatabaseLayout sourceDirectoryStructure) : base(config)
{
this.outerInstance = outerInstance;
this._sourceDirectoryStructure = sourceDirectoryStructure;
}
