Added further JUnit tests

src/test/java/kieker/diagnosis/common/model/importer/stages/LegacyTraceReconstructorTest.java

+/***************************************************************************
+ * Copyright 2014 Kieker Project (http://kieker-monitoring.net)
+ *
+ * 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 kieker.diagnosis.common.model.importer.stages;
 
 import static org.hamcrest.Matchers.is;

src/test/java/kieker/diagnosis/common/util/MapperTest.java

+/***************************************************************************
+ * Copyright 2014 Kieker Project (http://kieker-monitoring.net)
+ *
+ * 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 kieker.diagnosis.common.util;
+
+import static org.hamcrest.Matchers.is;
+import static org.hamcrest.core.IsNull.nullValue;
+import static org.junit.Assert.assertThat;
+
+import org.junit.Test;
+
+public class MapperTest {
+
+	@Test
+	public void mappingWithoutEntriesShouldNotLeadToException() {
+		final Mapper<Integer, String> mapper = new Mapper<>();
+
+		assertThat(mapper.resolve(1), is(nullValue()));
+	}
+
+	@Test
+	public void mappingWithSingleEntryShouldWork() {
+		final Mapper<Integer, String> mapper = new Mapper<>();
+
+		mapper.map(1).to("One");
+
+		assertThat(mapper.resolve(1), is("One"));
+	}
+
+	@Test
+	public void mappingWithMultipleEntriesShouldWork() {
+		final Mapper<Integer, String> mapper = new Mapper<>();
+
+		mapper.map(1).to("One");
+		mapper.map(2).to("Two");
+
+		assertThat(mapper.resolve(1), is("One"));
+	}
+
+	@Test
+	public void sameKeyShouldOverwriteMapping() {
+		final Mapper<Integer, String> mapper = new Mapper<>();
+
+		mapper.map(1).to("One");
+		mapper.map(1).to("1");
+
+		assertThat(mapper.resolve(1), is("1"));
+	}
+
+	@Test
+	public void reverseMappingShouldWork() {
+		final Mapper<Integer, String> mapper = new Mapper<>();
+
+		mapper.map(1).to("One");
+
+		assertThat(mapper.invertedResolve("One"), is(1));
+	}
+
+}