initial versions.

[xmlrouter] / impl / src / test / java / org / wamblee / xmlrouter / impl / TransformationsTest.java

diff --git a/impl/src/test/java/org/wamblee/xmlrouter/impl/TransformationsTest.java b/impl/src/test/java/org/wamblee/xmlrouter/impl/TransformationsTest.java
new file mode 100644 (file)
index 0000000..8489f89
--- /dev/null
+++ b/impl/src/test/java/org/wamblee/xmlrouter/impl/TransformationsTest.java
@@ -0,0 +1,102 @@
+package org.wamblee.xmlrouter.impl;
+
+import static junit.framework.Assert.*;
+
+import java.util.Collection;
+
+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 TransformationsTest {
+
+    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 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 Transformations transformations;
+
+    @Before
+    public void setUp() {
+        transformations = new Transformations();
+    }
+
+    @Test
+    public void testOneTransformation() {
+        Id<Transformation> seqno = transformations
+            .addTransformation(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() {
+        Id<Transformation> seqno1 = transformations
+            .addTransformation(new MyTransformation("A", "B"));
+        Id<Transformation> seqno2 = transformations
+            .addTransformation(new MyTransformation("B", "C"));
+        Id<Transformation> seqno3 = transformations
+            .addTransformation(new MyTransformation("C", "A"));
+        System.out.println(transformations);
+        assertEquals(2, transformations.getPath("C", "B").size());
+        assertFalse(seqno1.equals(seqno2));
+        assertFalse(seqno2.equals(seqno3));
+        assertFalse(seqno1.equals(seqno3));
+
+        transformations.removeTransformation(seqno1);
+        assertNull(transformations.getPath("C", "B"));
+    }
+
+    @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"));
+    }
+}