--- /dev/null
+/*
+ * Copyright 2005-2011 the original author or authors.
+ *
+ * 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 org.wamblee.xmlrouter.impl;
+
+import static junit.framework.Assert.*;
+
+import java.util.Collection;
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+import javax.xml.transform.dom.DOMSource;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.wamblee.xmlrouter.common.Id;
+import org.wamblee.xmlrouter.config.Transformation;
+
+public class TransformationPathsTest {
+
+ public static class MyTransformation implements Transformation {
+
+ private String from;
+ private String to;
+
+ public MyTransformation(String aFrom, String aTo) {
+ from = aFrom;
+ to = aTo;
+ }
+
+ @Override
+ public String getName() {
+ return "myname";
+ }
+
+ @Override
+ public String getFromType() {
+ return from;
+ }
+
+ @Override
+ public String getToType() {
+ return to;
+ }
+
+ @Override
+ public DOMSource transform(DOMSource aDocument) {
+ return null;
+ }
+
+ @Override
+ public String toString() {
+ return from + "->" + to;
+ }
+ }
+
+ private TransformationPaths transformations;
+
+ @Before
+ public void setUp() {
+ transformations = new TransformationPaths();
+ }
+
+ private Map<Id<Transformation>, Transformation> createTransformations(
+ long aStartId, Transformation... aTransformations) {
+ Map<Id<Transformation>, Transformation> res = new LinkedHashMap<Id<Transformation>, Transformation>();
+
+ long id = aStartId;
+ for (Transformation t : aTransformations) {
+ res.put(new Id<Transformation>(id++), t);
+ }
+ return res;
+ }
+
+ @Test
+ public void testOneTransformation() {
+ transformations.replaceTransformations(createTransformations(10L,
+ new MyTransformation("A", "B")));
+
+ System.out.println(transformations.toString());
+ TransformationPath path = transformations.getPath("A", "B");
+ assertEquals(1, path.size());
+ assertNull(transformations.getPath("B", "A"));
+
+ assertEquals(0, transformations.getPath("A", "A").size());
+ assertEquals(0, transformations.getPath("B", "B").size());
+
+ Collection<String> possibleTargets = transformations
+ .getPossibleTargetTypes("A");
+ assertEquals(2, possibleTargets.size());
+ assertTrue(possibleTargets.contains("A"));
+ assertTrue(possibleTargets.contains("B"));
+ }
+
+ @Test
+ public void testMultipleTransformations() {
+ transformations.replaceTransformations(createTransformations(10L,
+ new MyTransformation("A", "B"), new MyTransformation("B", "C"),
+ new MyTransformation("C", "A")));
+
+ System.out.println(transformations);
+ assertEquals(2, transformations.getPath("C", "B").size());
+
+ transformations.replaceTransformations(createTransformations(10L,
+ new MyTransformation("B", "C"), new MyTransformation("C", "A")));
+
+ assertNull(transformations.getPath("C", "B"));
+ }
+
+ @Test
+ public void testUnknownDestination() {
+ transformations.replaceTransformations(createTransformations(10L,
+ new MyTransformation("A", "B")));
+ assertNull(transformations.getPath("A", "D"));
+ }
+
+ @Test
+ public void testWithoutTransformations() {
+ Collection<String> res = transformations.getPossibleTargetTypes("a");
+ assertEquals(1, res.size());
+
+ TransformationPath path = transformations.getPath("A", "A");
+ assertNotNull(path);
+ assertEquals(0, path.size());
+
+ assertNull(transformations.getPath("B", "C"));
+ }
+}