UsageTest.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.gateway.config;

import org.junit.Test;
import static org.apache.hadoop.gateway.config.ConfigurationInjectorBuilder.configuration;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.core.Is.is;

public class UsageTest {

  class Target {
    @Configure
    private String user;
  }

  @Test
  public void usage() {
    Target target = new Target();
    configuration()
        .target( target )
        .source( System.getProperties() )
        .bind( "user", "user.name" )
        .inject();
    assertThat( target.user, is(System.getProperty("user.name")));
  }

}