[MO-java-dev] CVS: mockobjects-java/src/j2ee/1.3/com/mockobjects/helpers TagTestHelper.java,1.2,1.3

[Jeff M. <cus...@us...>]

Update of /cvsroot/mockobjects/mockobjects-java/src/j2ee/1.3/com/mockobjects/helpers
In directory sc8-pr-cvs1:/tmp/cvs-serv3334/src/j2ee/1.3/com/mockobjects/helpers

Modified Files:
	TagTestHelper.java 
Log Message:
Added test method to help testing iterator tags


Index: TagTestHelper.java
===================================================================
RCS file: /cvsroot/mockobjects/mockobjects-java/src/j2ee/1.3/com/mockobjects/helpers/TagTestHelper.java,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -r1.2 -r1.3
--- TagTestHelper.java	14 May 2003 15:15:11 -0000	1.2
+++ TagTestHelper.java	12 Aug 2003 13:32:18 -0000	1.3
@@ -9,13 +9,16 @@
 import javax.servlet.jsp.tagext.BodyTag;
 import javax.servlet.jsp.tagext.IterationTag;
 import javax.servlet.jsp.tagext.Tag;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletContext;
+import javax.servlet.http.HttpSession;
 
 /**
  * Sets up mock tag objects in a common configuration.
  * MockHttpServletRequest, MockServletContext and MockHttpSession are attached to MockPageContext
- * @see com.mockobjects.servlet.MockPageContext#setRequest();
- * @see com.mockobjects.servlet.MockPageContext#setServletContext();
- * @see com.mockobjects.servlet.MockPageContext#setSession();
+ * @see MockPageContext#setRequest(ServletRequest)
+ * @see MockPageContext#setServletContext(ServletContext)
+ * @see MockPageContext#setSession(HttpSession)
  */
 public class TagTestHelper extends AbstractServletTestHelper {
     private final MockPageContext pageContext = new MockPageContext();
@@ -112,4 +115,39 @@
         Assert.assertEquals("doEndTag returned unexpected value" + getReturnValueName(expectedValue),
             expectedValue, testSubject.doEndTag());
     }
+
+    /**
+     * Executes a test vistor against the test subject empulating the use of an iterator tag in a JSP engine.
+     * @param test testcase to be run for each iteration
+     * @param iterations total number of expected iterations
+     * @throws Exception
+     */
+    public void testIteration(IterationTest test, int iterations) throws Exception {
+
+        this.assertDoStartTag(BodyTag.EVAL_BODY_INCLUDE);
+        this.testDoInitBody();
+
+        int iteration = 0;
+        for (; iteration < iterations - 1; iteration++) {
+            test.doTest(iteration);
+            this.assertDoAfterBody(BodyTag.EVAL_BODY_AGAIN);
+        }
+        test.doTest(iteration);
+        this.assertDoAfterBody(BodyTag.SKIP_BODY);
+
+        this.assertDoEndTag(BodyTag.EVAL_PAGE);
+    }
+
+    /**
+     * Vistor used for testing IteratorTags
+     */
+    public interface IterationTest {
+        /**
+         * Test method called for each iteration
+         * @param iteration index of the current iteration
+         * @throws Exception
+         */
+        public void doTest(int iteration) throws Exception;
+    }
+
 }