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package org.apache.cayenne.query;
import junit.framework.TestCase;
import org.apache.cayenne.map.EntityResolver;
import org.apache.cayenne.remote.hessian.service.HessianUtil;
import org.apache.cayenne.util.Util;
public class PrefetchTreeNodeTest extends TestCase {
public void testAddPath() {
PrefetchTreeNode tree = new PrefetchTreeNode();
tree.addPath("abc");
tree.addPath("abc.def.mnk");
tree.addPath("xyz");
assertTrue(tree.isPhantom());
PrefetchTreeNode n1 = tree.getNode("abc");
assertNotNull(n1);
assertTrue(n1.isPhantom());
assertEquals("abc", n1.getName());
PrefetchTreeNode n2 = tree.getNode("abc.def");
assertNotNull(n2);
assertTrue(n2.isPhantom());
assertEquals("def", n2.getName());
PrefetchTreeNode n3 = tree.getNode("abc.def.mnk");
assertNotNull(n3);
assertTrue(n3.isPhantom());
assertEquals("mnk", n3.getName());
PrefetchTreeNode n4 = tree.getNode("xyz");
assertNotNull(n4);
assertTrue(n4.isPhantom());
assertEquals("xyz", n4.getName());
}
public void testGetPath() {
PrefetchTreeNode tree = new PrefetchTreeNode();
tree.addPath("abc");
tree.addPath("abc.def.mnk");
tree.addPath("xyz");
assertEquals("", tree.getPath());
PrefetchTreeNode n1 = tree.getNode("abc");
assertEquals("abc", n1.getPath());
PrefetchTreeNode n2 = tree.getNode("abc.def");
assertEquals("abc.def", n2.getPath());
PrefetchTreeNode n3 = tree.getNode("abc.def.mnk");
assertEquals("abc.def.mnk", n3.getPath());
PrefetchTreeNode n4 = tree.getNode("xyz");
assertEquals("xyz", n4.getPath());
}
public void testTreeSerializationWithHessian() throws Exception {
PrefetchTreeNode n1 = new PrefetchTreeNode();
PrefetchTreeNode n2 = n1.addPath("abc");
PrefetchTreeNode nc1 = (PrefetchTreeNode) HessianUtil
.cloneViaClientServerSerialization(n1, new EntityResolver());
assertNotNull(nc1);
PrefetchTreeNode nc2 = nc1.getNode("abc");
assertNotNull(nc2);
assertNotSame(nc2, n2);
assertSame(nc1, nc2.getParent());
assertEquals("abc", nc2.getName());
}
public void testSubtreeSerializationWithHessian() throws Exception {
PrefetchTreeNode n1 = new PrefetchTreeNode();
PrefetchTreeNode n2 = n1.addPath("abc");
PrefetchTreeNode n3 = n2.addPath("xyz");
// test that substree was serialized as independent tree, instead of sucking
PrefetchTreeNode nc2 = (PrefetchTreeNode) HessianUtil
.cloneViaClientServerSerialization(n2,new EntityResolver());
assertNotNull(nc2);
assertNull(nc2.getParent());
PrefetchTreeNode nc3 = nc2.getNode("xyz");
assertNotNull(nc3);
assertNotSame(nc3, n3);
assertSame(nc2, nc3.getParent());
assertEquals("xyz", nc3.getName());
}
public void testTreeSerialization() throws Exception {
PrefetchTreeNode n1 = new PrefetchTreeNode();
PrefetchTreeNode n2 = n1.addPath("abc");
PrefetchTreeNode nc1 = (PrefetchTreeNode) Util.cloneViaSerialization(n1);
assertNotNull(nc1);
PrefetchTreeNode nc2 = nc1.getNode("abc");
assertNotNull(nc2);
assertNotSame(nc2, n2);
assertSame(nc1, nc2.getParent());
assertEquals("abc", nc2.getName());
}
public void testSubtreeSerialization() throws Exception {
PrefetchTreeNode n1 = new PrefetchTreeNode();
PrefetchTreeNode n2 = n1.addPath("abc");
PrefetchTreeNode n3 = n2.addPath("xyz");
// test that substree was serialized as independent tree, instead of sucking
PrefetchTreeNode nc2 = (PrefetchTreeNode) Util.cloneViaSerialization(n2);
assertNotNull(nc2);
assertNull(nc2.getParent());
PrefetchTreeNode nc3 = nc2.getNode("xyz");
assertNotNull(nc3);
assertNotSame(nc3, n3);
assertSame(nc2, nc3.getParent());
assertEquals("xyz", nc3.getName());
}
}