//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldCalculateCorrectEstimates() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldCalculateCorrectEstimates()
{
// given a couple of input files of various layouts
Input input = GenerateData();
RecordFormats format = LATEST_RECORD_FORMATS;
[email protected]_Estimates estimates = input.CalculateEstimates(new PropertyValueRecordSizeCalculator(format.Property().getRecordSize(NO_STORE_HEADER), parseInt(GraphDatabaseSettings.string_block_size.DefaultValue), 0, parseInt(GraphDatabaseSettings.array_block_size.DefaultValue), 0));
// when
DatabaseLayout databaseLayout = Directory.databaseLayout();
Config config = Config.defaults();
FileSystemAbstraction fs = new DefaultFileSystemAbstraction();
using (JobScheduler jobScheduler = new ThreadPoolJobScheduler())
{
(new ParallelBatchImporter(databaseLayout, fs, null, Configuration.DEFAULT, NullLogService.Instance, ExecutionMonitors.invisible(), AdditionalInitialIds.EMPTY, config, format, NO_MONITOR, jobScheduler)).doImport(input);
// then compare estimates with actual disk sizes
VersionContextSupplier contextSupplier = EmptyVersionContextSupplier.EMPTY;
using (PageCache pageCache = (new ConfiguringPageCacheFactory(fs, config, PageCacheTracer.NULL, Org.Neo4j.Io.pagecache.tracing.cursor.PageCursorTracerSupplier_Fields.Null, NullLog.Instance, contextSupplier, jobScheduler)).OrCreatePageCache, NeoStores stores = (new StoreFactory(databaseLayout, config, new DefaultIdGeneratorFactory(fs), pageCache, fs, NullLogProvider.Instance, contextSupplier)).openAllNeoStores())
{
AssertRoughlyEqual(estimates.NumberOfNodes(), stores.NodeStore.NumberOfIdsInUse);
AssertRoughlyEqual(estimates.NumberOfRelationships(), stores.RelationshipStore.NumberOfIdsInUse);
AssertRoughlyEqual(estimates.NumberOfNodeProperties() + estimates.NumberOfRelationshipProperties(), CalculateNumberOfProperties(stores));
}
AssertRoughlyEqual(PropertyStorageSize(), estimates.SizeOfNodeProperties() + estimates.SizeOfRelationshipProperties());
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldCalculateCorrectEstimatesOnEmptyData() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldCalculateCorrectEstimatesOnEmptyData()
{
// given
Groups groups = new Groups();
ICollection <DataFactory> nodeData = asList(GenerateData(defaultFormatNodeFileHeader(), new MutableLong(), 0, 0, ":ID", "nodes-1.csv", groups));
ICollection <DataFactory> relationshipData = asList(GenerateData(defaultFormatRelationshipFileHeader(), new MutableLong(), 0, 0, ":START_ID,:TYPE,:END_ID", "rels-1.csv", groups));
Input input = new CsvInput(nodeData, defaultFormatNodeFileHeader(), relationshipData, defaultFormatRelationshipFileHeader(), IdType.Integer, COMMAS, Collector.EMPTY, CsvInput.NoMonitor, groups);
// when
[email protected]_Estimates estimates = input.CalculateEstimates(new PropertyValueRecordSizeCalculator(LATEST_RECORD_FORMATS.property().getRecordSize(NO_STORE_HEADER), parseInt(GraphDatabaseSettings.string_block_size.DefaultValue), 0, parseInt(GraphDatabaseSettings.array_block_size.DefaultValue), 0));
// then
assertEquals(0, estimates.NumberOfNodes());
assertEquals(0, estimates.NumberOfRelationships());
assertEquals(0, estimates.NumberOfRelationshipProperties());
assertEquals(0, estimates.NumberOfNodeProperties());
assertEquals(0, estimates.NumberOfNodeLabels());
}