/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.jackrabbit.oak.plugins.index.old.mk.mem;
import junit.framework.Assert;
import org.apache.jackrabbit.oak.plugins.index.old.mk.simple.NodeId;
import org.apache.jackrabbit.oak.plugins.index.old.mk.simple.NodeImpl;
import org.apache.jackrabbit.oak.plugins.index.old.mk.simple.NodeMap;
import org.junit.Test;
/**
* Test in-memory node objects.
*/
public class MemoryNodeTest {
@Test
public void addChildNodes() {
NodeMap map = new NodeMap();
map.setMaxMemoryChildren(2);
map.setDescendantInlineCount(-1);
NodeImpl n = new NodeImpl(map, 0);
Assert.assertEquals("{}", n.asString());
n.setId(NodeId.get(255));
Assert.assertEquals("nff={};", n.asString());
n.setPath("/test");
Assert.assertEquals("nff={};/* /test */", n.toString());
n = n.createClone(10);
Assert.assertEquals("{}", n.asString());
NodeImpl a = new NodeImpl(map, 0);
map.addNode(a);
NodeImpl b = new NodeImpl(map, 0);
map.addNode(b);
NodeImpl c = new NodeImpl(map, 0);
map.addNode(c);
NodeImpl d = new NodeImpl(map, 0);
map.addNode(d);
n = n.cloneAndAddChildNode("a", false, null, a, 11);
n = n.cloneAndSetProperty("x", "1", 12);
n.setId(NodeId.get(3));
Assert.assertEquals("n3={\"x\":1,\"a\":n1};", n.asString());
NodeImpl n2 = NodeImpl.fromString(map, n.asString());
Assert.assertEquals("n3={\"x\":1,\"a\":n1};", n2.asString());
n = new NodeImpl(map, 0);
n = n.cloneAndAddChildNode("a", false, null, a, 1);
Assert.assertEquals("{\"a\":n1}", n.asString());
n = n.cloneAndAddChildNode("b", false, null, b, 2);
Assert.assertEquals("{\"a\":n1,\"b\":n2}", n.asString());
n = n.cloneAndAddChildNode("c", false, null, c, 3);
Assert.assertEquals("{\"a\":n1,\"b\":n2,\"c\":n3}", n.asString());
n = n.cloneAndAddChildNode("d", false, null, d, 4);
Assert.assertEquals("{\":children\":n5,\":names\":\"a\",\":children\":n6,\":names\":\"b\",\":children\":n7,\":names\":\"c\",\":children\":n8,\":names\":\"d\",\n\":childCount\":4}",
n.asString());
n2 = NodeImpl.fromString(map, n.asString());
Assert.assertEquals("{\":children\":n5,\":names\":\"a\",\":children\":n6,\":names\":\"b\",\":children\":n7,\":names\":\"c\",\":children\":n8,\":names\":\"d\",\n\":childCount\":4}",
n2.asString());
Assert.assertTrue(n2.exists("a"));
Assert.assertTrue(n2.exists("b"));
Assert.assertTrue(n2.exists("c"));
Assert.assertTrue(n2.exists("d"));
}
@Test
public void inlineChildNodes() {
NodeMap map = new NodeMap();
map.setDescendantCount(true);
map.setDescendantInlineCount(3);
NodeImpl n = new NodeImpl(map, 0);
Assert.assertEquals("{}", n.asString());
NodeImpl a = new NodeImpl(map, 0);
a.setProperty("name", "\"a\"");
map.addNode(a);
NodeImpl b = new NodeImpl(map, 0);
b.setProperty("name", "\"b\"");
map.addNode(b);
NodeImpl c = new NodeImpl(map, 0);
c.setProperty("name", "\"c\"");
map.addNode(c);
NodeImpl d = new NodeImpl(map, 0);
d.setProperty("name", "\"d\"");
map.addNode(d);
n = n.cloneAndAddChildNode("a", false, null, a, 11);
n = n.cloneAndSetProperty("x", "1", 12);
n.setId(NodeId.get(3));
Assert.assertEquals("n3={\"x\":1,\"a\":{\"name\":\"a\"}};", n.asString());
NodeImpl n2 = NodeImpl.fromString(map, n.asString());
Assert.assertEquals("n3={\"x\":1,\"a\":{\"name\":\"a\"}};", n2.asString());
n = new NodeImpl(map, 0);
n = n.cloneAndAddChildNode("a", false, null, a, 1);
Assert.assertEquals("{\"a\":{\"name\":\"a\"}}", n.asString());
n = n.cloneAndAddChildNode("b", false, null, b, 2);
String ab = "{\"a\":{\"name\":\"a\"},\"b\":{\"name\":\"b\"}}";
Assert.assertEquals(ab, n.asString());
n = n.cloneAndAddChildNode("c", false, null, c, 3);
String abc = "{\"a\":{\"name\":\"a\"},\"b\":{\"name\":\"b\"},\"c\":{\"name\":\"c\"}}";
Assert.assertEquals(abc, n.asString());
Assert.assertEquals(3, n.getDescendantCount());
Assert.assertEquals(3, n.getDescendantInlineCount());
n2 = NodeImpl.fromString(map, n.asString());
Assert.assertTrue(n2.exists("a"));
Assert.assertTrue(n2.exists("b"));
Assert.assertTrue(n2.exists("c"));
Assert.assertEquals(3, n2.getDescendantCount());
Assert.assertEquals(3, n2.getDescendantInlineCount());
NodeImpl root = new NodeImpl(map, 0);
root = root.cloneAndAddChildNode("test", false, null, n2, 1);
Assert.assertEquals("{\":size\":4,\"test\":n1}", root.asString());
Assert.assertEquals(0, root.getDescendantInlineCount());
n2 = n2.cloneAndRemoveChildNode("c", 4);
root = new NodeImpl(map, 0);
root = root.cloneAndAddChildNode("test", false, null, n2, 1);
Assert.assertEquals("{\":size\":3,\"test\":" + ab + "}", root.asString());
}
}