Unit test created by Andrew Shirley (see CLI-80) added to show that the issue of allowing repeated options does not crop up in the CLI 2 API.

git-svn-id: https://svn.apache.org/repos/asf/jakarta/commons/proper/cli/trunk@421163 13f79535-47bb-0310-9956-ffa450edef68

Author: hen

src/test/org/apache/commons/cli2/bug/BugCLI80Test.java

@@ -0,0 +1,66 @@
+/**
+ * Copyright 2006 The Apache Software Foundation
+ *
+ * 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.apache.commons.cli2.bug;
+
+import org.apache.commons.cli2.Argument;
+import org.apache.commons.cli2.CommandLine;
+import org.apache.commons.cli2.Group;
+import org.apache.commons.cli2.Option;
+import org.apache.commons.cli2.OptionException;
+import org.apache.commons.cli2.builder.ArgumentBuilder;
+import org.apache.commons.cli2.builder.DefaultOptionBuilder;
+import org.apache.commons.cli2.builder.GroupBuilder;
+import org.apache.commons.cli2.commandline.Parser;
+
+import junit.framework.TestCase;
+
+/**
+ * http://issues.apache.org/jira/browse/CLI-80
+ */
+public class BugCLI80Test extends TestCase {
+
+    public void testBug() {
+        final String optName = "option";
+
+        Argument arg = new ArgumentBuilder().withName(optName)
+                                            .withMaximum(1)
+                                            .create();
+
+        Option option = new DefaultOptionBuilder().withArgument(arg)
+                                                  .withDescription("singular option")
+                                                  .withLongName(optName)
+                                                  .withShortName("o")
+                                                  .create();
+
+        Group group = new GroupBuilder().withOption(option).create();
+
+        Parser p = new Parser();
+        p.setGroup(group);
+
+        CommandLine cl = p.parseAndHelp( new String[] { "-o", "yes" } );
+        assertNotNull("Couldn't parse valid commandLine", cl);
+
+        assertEquals("Couldn't look up value by short name", "yes", cl.getValue("-o") );
+
+        try {
+            cl = p.parse( new String[] { "-o", "yes", "-o", "jam" } );
+            fail("Parsed invalid commandLine");
+        } catch(OptionException e) {
+          // ok
+        }
+    }
+
+}