InvokeOnceMatcher


1   /*  Copyright (c) 2000-2004 jMock.org
2    */
3   package org.jmock.core.matcher;
4   
5   import org.jmock.core.Invocation;
6   
7   
8   public class InvokeOnceMatcher
9           extends InvokedRecorder
10  {
11      public boolean matches( Invocation invocation ) {
12          return !hasBeenInvoked();
13      }
14  
15      public void verify() {
16          verifyHasBeenInvoked();
17      }
18  
19      public boolean hasDescription() {
20          return true;
21      }
22  
23      public StringBuffer   describeTo( StringBuffer   buffer ) {
24          buffer.append("expected once");
25          if (hasBeenInvoked()) buffer.append(" and has been invoked");
26          return buffer;
27      }
28  }
29

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