AbstractTest.java

/**
 * Copyright 2008 the original author or authors.
 *
 * Licensed 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 net.sf.katta;

import java.util.Properties;

import net.sf.katta.testutil.PrintMethodNames;
import net.sf.katta.util.NodeConfiguration;

import org.I0Itec.zkclient.NetworkUtil;
import org.apache.lucene.analysis.KeywordAnalyzer;
import org.apache.lucene.queryParser.ParseException;
import org.apache.lucene.queryParser.QueryParser;
import org.apache.lucene.search.Query;
import org.apache.lucene.util.Version;
import org.hamcrest.BaseMatcher;
import org.hamcrest.Description;
import org.hamcrest.Matcher;
import org.junit.Rule;
import org.junit.rules.TemporaryFolder;

public class AbstractTest {

  static {
    System.setProperty(NetworkUtil.OVERWRITE_HOSTNAME_SYSTEM_PROPERTY, "localhost");
  }

  @Rule
  public TemporaryFolder _temporaryFolder = new TemporaryFolder();

  @Rule
  public PrintMethodNames _printMethodNames = new PrintMethodNames();

  protected Matcher<Long> almostEquals(final long value1, final long aberration) {
    return new BaseMatcher<Long>() {
      @Override
      public boolean matches(Object value2) {
        Long long2 = (Long) value2;
        return Math.abs(value1 - long2) < aberration;
      }

      @Override
      public void describeTo(Description description) {
        description.appendText(" equals " + value1 + " with aberration of " + aberration);
      }
    };
  }

  protected Query parseQuery(String queryString) throws ParseException {
    QueryParser parser = new QueryParser(Version.LUCENE_35, "field", new KeywordAnalyzer());
    return parser.parse(queryString);
  }

  protected NodeConfiguration newNodeConfiguration(String... keyValuePairs) {
    Properties properties = new Properties();
    for (int i = 0; i < keyValuePairs.length; i = i + 2) {
      properties.setProperty(keyValuePairs[i], keyValuePairs[i + 1]);
    }
    return new NodeConfiguration(properties);
  }

}