/**
 * Copyright (c) 2008, SnakeYAML
 *
 * 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 org.yaml.snakeyaml.env;

import junit.framework.TestCase;

public class EnvScalarConstructorTest extends TestCase {

  private static final EnvScalarConstructor env = new EnvScalarConstructor() {
    @Override
    public String getEnv(String key) {
      if (key.endsWith("Empty")) {
        return "";
      }
      if (key.endsWith("Unset")) {
        return null;
      }
      return key + "Value";
    }
  };

  public void testEnvConstructor() {
    assertEquals("URL", env.apply("VAR", "-", "default", "URL"));
  }

}
