    1   /*
    2    * Copyright 2002,2004 The Apache Software Foundation.
    3    *
    4    * Licensed under the Apache License, Version 2.0 (the "License");
    5    * you may not use this file except in compliance with the License.
    6    * You may obtain a copy of the License at
    7    *
    8    *      http://www.apache.org/licenses/LICENSE-2.0
    9    *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   */
    16  package org.apache.commons.jelly.tags.junit;
    17
    18  import org.apache.commons.jelly.xpath.XPathTagSupport;
    19
    20  /***
    21   * The abstract base class of any assertion tag which is
    22   * useful for implementation inheritence.
    23   *
    24   * @author <a href="mailto:jstrachan@apache.org">James Strachan</a>
    25   * @version $Revision: 155420 $
    26   */
    27  public abstract class AssertTagSupport extends XPathTagSupport {
    28
    29      public AssertTagSupport() {
    30      }
    31
    32      // Implementation methods
    33      //-------------------------------------------------------------------------
    34
    35      /***
    36       * Produces a failure assertion with the given message
    37       */
    38      protected void fail(String message) throws JellyAssertionFailedError {
    39          throw new JellyAssertionFailedError(message);
    40      }
    41
    42      /***
    43       * Produces a failure assertion with the given message and added detail.
    44       */
    45      protected void fail(String message, String detail) throws JellyAssertionFailedError {
    46          if (message == null || message.length() == 0) {
    47              fail(detail);
    48          }
    49          else {
    50              fail(message + ". Assertion failed while " + detail);
    51          }
    52      }
    53
    54      /***
    55       * Produces a failure if the actual value was not equal to the expected value
    56       */
    57      protected void failNotEquals(String message, Object expected, Object actual, String expressions) throws JellyAssertionFailedError {
    58          String formatted= "";
    59          if (message != null) {
    60              formatted = message +" ";
    61          }
    62          fail(formatted + "expected:[" + expected + "] but was:[" + actual + "]" + expressions);
    63      }
    64
    65  }