TestServerConstructor.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.hadoop.lib.server;

import java.util.Arrays;
import java.util.Collection;

import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.test.HTestCase;

import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.MethodSource;
import static org.junit.jupiter.api.Assertions.assertThrows;

public class TestServerConstructor extends HTestCase {

  public static Collection constructorFailParams() {
    return Arrays.asList(new Object[][]{
      {null, null, null, null, null, null},
      {"", null, null, null, null, null},
      {null, null, null, null, null, null},
      {"server", null, null, null, null, null},
      {"server", "", null, null, null, null},
      {"server", "foo", null, null, null, null},
      {"server", "/tmp", null, null, null, null},
      {"server", "/tmp", "", null, null, null},
      {"server", "/tmp", "foo", null, null, null},
      {"server", "/tmp", "/tmp", null, null, null},
      {"server", "/tmp", "/tmp", "", null, null},
      {"server", "/tmp", "/tmp", "foo", null, null},
      {"server", "/tmp", "/tmp", "/tmp", null, null},
      {"server", "/tmp", "/tmp", "/tmp", "", null},
      {"server", "/tmp", "/tmp", "/tmp", "foo", null}});
  }

  private String name;
  private String homeDir;
  private String configDir;
  private String logDir;
  private String tempDir;
  private Configuration conf;

  public void initTestServerConstructor(String pName, String pHomeDir,
      String pConfigDir, String pLogDir, String pTempDir, Configuration pConf) {
    this.name = pName;
    this.homeDir = pHomeDir;
    this.configDir = pConfigDir;
    this.logDir = pLogDir;
    this.tempDir = pTempDir;
    this.conf = pConf;
  }

  @ParameterizedTest
  @MethodSource("constructorFailParams")
  public void constructorFail(String pName, String pHomeDir,
      String pConfigDir, String pLogDir, String pTempDir, Configuration pConf) {
    initTestServerConstructor(pName, pHomeDir, pConfigDir, pLogDir, pTempDir, pConf);
    assertThrows(IllegalArgumentException.class, () -> {
      new Server(name, homeDir, configDir, logDir, tempDir, conf);
    });
  }

}