content: /*
   * 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.ambari.server.serveraction.kerberos;
  
  import static org.easymock.EasyMock.anyObject;
  import static org.easymock.EasyMock.anyString;
  import static org.easymock.EasyMock.expect;
  import static org.easymock.EasyMock.getCurrentArguments;
  
  import java.lang.reflect.Method;
  import java.util.Map;
  
  import org.apache.ambari.server.utils.ShellCommandUtil;
  import org.apache.commons.lang.StringUtils;
  import org.easymock.EasyMock;
  import org.easymock.IAnswer;
  import org.easymock.IArgumentMatcher;
  import org.junit.BeforeClass;
  import org.junit.Test;
  
  import junit.framework.Assert;
  
  abstract public class KDCKerberosOperationHandlerTest extends KerberosOperationHandlerTest {
  
    static Method methodExecuteCommand;
  
    static Method methodGetExecutable;
  
    @BeforeClass
    public static void beforeKDCKerberosOperationHandlerTest() throws Exception {
      methodExecuteCommand = KDCKerberosOperationHandler.class.getDeclaredMethod("executeCommand", String[].class, Map.class, ShellCommandUtil.InteractiveHandler.class);
      methodGetExecutable = KerberosOperationHandler.class.getDeclaredMethod("getExecutable", String.class);
    }
  
    @Test
    public void testInteractivePasswordHandler() {
      KDCKerberosOperationHandler.InteractivePasswordHandler handler = new KDCKerberosOperationHandler.InteractivePasswordHandler("admin_password", "user_password");
  
      handler.start();
      Assert.assertEquals("admin_password", handler.getResponse("password"));
      Assert.assertFalse(handler.done());
      Assert.assertEquals("user_password", handler.getResponse("password"));
      Assert.assertFalse(handler.done());
      Assert.assertEquals("user_password", handler.getResponse("password"));
      Assert.assertTrue(handler.done());
  
      // Test restarting
      handler.start();
      Assert.assertEquals("admin_password", handler.getResponse("password"));
      Assert.assertFalse(handler.done());
      Assert.assertEquals("user_password", handler.getResponse("password"));
      Assert.assertFalse(handler.done());
      Assert.assertEquals("user_password", handler.getResponse("password"));
      Assert.assertTrue(handler.done());
    }
  
    @Override
    protected KerberosOperationHandler createMockedHandler() throws KerberosOperationException {
      KDCKerberosOperationHandler handler = createMockedHandler(methodExecuteCommand, methodGetExecutable);
  
      expect(handler.getExecutable(anyString()))
          .andAnswer(new IAnswer<String>() {
            @Override
            public String answer() throws Throwable {
              Object[] args = getCurrentArguments();
              return args[0].toString();
            }
          }).anyTimes();
      return handler;
    }
  
    @Override
    protected void setupOpenSuccess(KerberosOperationHandler handler) throws Exception {
      ShellCommandUtil.Result result = createMock(ShellCommandUtil.Result.class);
      expect(result.isSuccessful()).andReturn(true);
  
      expect(handler.executeCommand(arrayContains("kinit"), anyObject(Map.class), anyObject(KDCKerberosOperationHandler.InteractivePasswordHandler.class)))
          .andReturn(result)
          .anyTimes();
    }
  
    @Override
    protected void setupOpenFailure(KerberosOperationHandler handler) throws Exception {
      ShellCommandUtil.Result result = createMock(ShellCommandUtil.Result.class);
      expect(result.isSuccessful()).andReturn(false).once();
      expect(result.getExitCode()).andReturn(-1).once();
      expect(result.getStdout()).andReturn("STDOUT data").once();
      expect(result.getStderr()).andReturn("STDERR data").once();
  
      expect(handler.executeCommand(arrayContains("kinit"), anyObject(Map.class), anyObject(KDCKerberosOperationHandler.InteractivePasswordHandler.class)))
          .andReturn(result)
          .anyTimes();
    }
  
    protected abstract KDCKerberosOperationHandler createMockedHandler(Method... mockedMethods);
  
    public static class ArrayContains implements IArgumentMatcher {
  
      private String[] startItems;
  
      ArrayContains(String startItem) {
        this.startItems = new String[]{startItem};
      }
  
      ArrayContains(String[] startItems) {
        this.startItems = startItems;
      }
  
      @Override
      public boolean matches(Object o) {
        if (o instanceof String[]) {
          String[] array = (String[]) o;
  
          for (String item : startItems) {
            boolean valueContains = false;
            for (String value : array) {
              if (value.contains(item)) {
                valueContains = true;
                break;
              }
            }
  
            if (!valueContains) {
              return false;
            }
          }
  
          return true;
        }
  
        return false;
      }
  
      @Override
      public void appendTo(StringBuffer stringBuffer) {
        stringBuffer.append("arrayContains(");
        stringBuffer.append(StringUtils.join(startItems, ", "));
        stringBuffer.append("\")");
      }
    }
  
    static String[] arrayContains(String in) {
      EasyMock.reportMatcher(new ArrayContains(in));
      return null;
    }
  
    static String[] arrayContains(String[] in) {
      EasyMock.reportMatcher(new ArrayContains(in));
      return null;
    }
  
  }
  