trunk/oak-store-document/src/test/java/org/apache/jackrabbit/oak/plugins/document/impl/DocumentMKLimitsTest.java

/*
 * 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.document.impl;

import java.util.Arrays;

import org.apache.jackrabbit.oak.plugins.document.AbstractMongoConnectionTest;
import org.apache.jackrabbit.oak.commons.PathUtils;
import org.junit.Ignore;
import org.junit.Test;

/**
 * FIXME - Look into these tests and see if we want to fix them somehow.
 *
 * Tests for MongoMicroKernel limits.
 */
public class DocumentMKLimitsTest extends AbstractMongoConnectionTest {

    /**
     * This test currently fails due to 1000 char limit in property sizes in
     * MongoDB which affects path property. It also slows down as the test
     * progresses.
     */
    @Test
    @Ignore
    public void pathLimit() {
        String path = "/";
        String baseNodeName = "testingtestingtesting";
        int numberOfCommits = 100;
        String jsonDiff;
        String message;

        for (int i = 0; i < numberOfCommits; i++) {
            jsonDiff = "+\"" + baseNodeName + i + "\" : {}";
            message = "Add node n" + i;
            mk.commit(path, jsonDiff, null, message);
            if (!PathUtils.denotesRoot(path)) {
                path += "/";
            }
            path += baseNodeName + i;
        }
    }

    /**
     * This currently fails due to 16MB DBObject size limitation from Mongo
     * database.
     */
    @Test
    @Ignore
    public void overMaxBSONLimit() {
        String path = "/";
        String baseNodeName = "N";
        StringBuilder jsonDiff = new StringBuilder();
        String message;
        // create a 1 MB property
        char[] chars = new char[1024 * 1024];

        Arrays.fill(chars, '0');
        String content = new String(chars);
        // create 16+ MB diff
        for (int i = 0; i < 16; i++) {
            jsonDiff.append("+\"" + baseNodeName + i + "\" : {\"key\":\""
                    + content + "\"}\n");
        }
        String diff = jsonDiff.toString();
        message = "Commit diff size " + diff.getBytes().length;
        System.out.println(message);
        mk.commit(path, diff, null, message);
    }
}