added test

src/test/java/teetime/stage/io/filesystem/Dir2RecordsFilterTest.java

+package teetime.stage.io.filesystem;
+
+import java.io.File;
+
+import org.junit.Test;
+
+import teetime.framework.AbstractCompositeStage;
+import teetime.framework.Analysis;
+import teetime.framework.AnalysisConfiguration;
+import teetime.framework.OutputPort;
+import teetime.framework.Stage;
+import teetime.stage.InitialElementProducer;
+import teetime.stage.className.ClassNameRegistryRepository;
+import teetime.stage.io.Printer;
+
+import kieker.common.record.IMonitoringRecord;
+
+public class Dir2RecordsFilterTest {
+
+	class TestConfiguration extends AnalysisConfiguration {
+
+		public TestConfiguration() {
+			final ReadingComposite reader = new ReadingComposite(new File("."));
+			final Printer<IMonitoringRecord> printer = new Printer<IMonitoringRecord>();
+
+			super.connectIntraThreads(reader.getOutputPort(), printer.getInputPort());
+			super.addThreadableStage(reader);
+		}
+	}
+
+	@SuppressWarnings("deprecation")
+	class ReadingComposite extends AbstractCompositeStage {
+
+		private final InitialElementProducer<File> producer;
+		private final Dir2RecordsFilter reader;
+
+		public ReadingComposite(final File importDirectory) {
+			this.producer = new InitialElementProducer<File>(importDirectory);
+			this.reader = new Dir2RecordsFilter(new ClassNameRegistryRepository());
+
+			super.connectPorts(this.producer.getOutputPort(), this.reader.getInputPort());
+		}
+
+		public OutputPort<IMonitoringRecord> getOutputPort() {
+			return this.reader.getOutputPort();
+		}
+
+		@Override
+		protected Stage getFirstStage() {
+			return this.producer;
+		}
+
+	}
+
+	@Test
+	public void noExceptionThrown() {
+		new Analysis<TestConfiguration>(new TestConfiguration()).executeBlocking();
+	}
+}