svn commit: r1445343 - /jackrabbit/oak/trunk/oak-core/src/test/java/org/apache/jackrabbit/oak/plugins/segment/SegmentSizeTest.java

[ju...@apache.org]

Author: jukka
Date: Tue Feb 12 20:35:52 2013
New Revision: 1445343

URL: http://svn.apache.org/r1445343
Log:
OAK-593: Segment-based MK

Test case for segment size

Added:
    jackrabbit/oak/trunk/oak-core/src/test/java/org/apache/jackrabbit/oak/plugins/segment/SegmentSizeTest.java

Added: jackrabbit/oak/trunk/oak-core/src/test/java/org/apache/jackrabbit/oak/plugins/segment/SegmentSizeTest.java
URL: http://svn.apache.org/viewvc/jackrabbit/oak/trunk/oak-core/src/test/java/org/apache/jackrabbit/oak/plugins/segment/SegmentSizeTest.java?rev=1445343&view=auto
==============================================================================
--- jackrabbit/oak/trunk/oak-core/src/test/java/org/apache/jackrabbit/oak/plugins/segment/SegmentSizeTest.java (added)
+++ jackrabbit/oak/trunk/oak-core/src/test/java/org/apache/jackrabbit/oak/plugins/segment/SegmentSizeTest.java Tue Feb 12 20:35:52 2013
@@ -0,0 +1,66 @@
+/*
+ * 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.segment;
+
+import static junit.framework.Assert.assertEquals;
+
+import org.apache.jackrabbit.oak.plugins.memory.MemoryNodeState;
+import org.apache.jackrabbit.oak.spi.state.NodeBuilder;
+import org.apache.jackrabbit.oak.spi.state.NodeState;
+import org.junit.Test;
+
+/**
+ * Test case for ensuring that segment size remains within bounds.
+ */
+public class SegmentSizeTest {
+
+    private SegmentStore store = new MemoryStore();
+
+    private SegmentWriter writer = new SegmentWriter(store);
+
+    @Test
+    public void testNodeSize() {
+        NodeBuilder builder = MemoryNodeState.EMPTY_NODE.builder();
+        assertNodeSize(16, builder.getNodeState());
+
+        builder = MemoryNodeState.EMPTY_NODE.builder();
+        builder.setProperty("foo", "bar");
+        assertNodeSize(70, builder.getNodeState());
+
+        builder = MemoryNodeState.EMPTY_NODE.builder();
+        builder.setProperty("foo", "bar");
+        builder.setProperty("baz", 123);
+        assertNodeSize(124, builder.getNodeState());
+
+        builder = MemoryNodeState.EMPTY_NODE.builder();
+        builder.child("foo");
+        assertNodeSize(59, builder.getNodeState());
+
+        builder = MemoryNodeState.EMPTY_NODE.builder();
+        builder.child("foo");
+        builder.child("bar");
+        assertNodeSize(102, builder.getNodeState());
+
+    }
+
+    private void assertNodeSize(int expected, NodeState state) {
+        RecordId id = writer.writeNode(state);
+        writer.flush();
+        Segment segment = store.readSegment(id.getSegmentId());
+        assertEquals(expected, segment.getData().length);
+    }
+}