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19
20
21
22 package org.apache.james.core;
23
24 import junit.framework.TestCase;
25
26 import javax.mail.MessagingException JavaDoc;
27
28 import org.apache.mailet.Mail;
29
30 /**
31  * testing common behavior of Mail implementors. subclasses automatically get their Mail-behavior tested.
32  */
33 public abstract class MailTestAllImplementations extends TestCase {
34
35     /** provide the concrete implementation to test */
36     protected abstract Mail createMailImplementation();
37
38     protected void helperTestInitialState(Mail mail) throws MessagingException JavaDoc {
39         assertFalse("no initial attributes", mail.hasAttributes());
40         assertNull("no initial error", mail.getErrorMessage());
41         assertNotNull("initial last update set", mail.getLastUpdated());
42         try {
43             assertTrue("no initial recipient", mail.getRecipients().isEmpty());
44         } catch (NullPointerException JavaDoc e) {
45             // current behavior. *BUT*, shouldn't this method better return with an empty list?!
46 }
47         assertEquals("initial remote address is localhost ip", "127.0.0.1", mail.getRemoteAddr());
48         assertEquals("initial remote host is localhost", "localhost", mail.getRemoteHost());
49         assertEquals("default initial state", Mail.DEFAULT, mail.getState());
50     }
51
52     protected void helperTestMessageSize(Mail mail, int expectedMsgSize) throws MessagingException JavaDoc {
53         try {
54             assertEquals("initial message size == " + expectedMsgSize, expectedMsgSize, mail.getMessageSize());
55         } catch (NullPointerException JavaDoc e) {
56             // current behavior. *BUT*, shouldn't this method return more gracefully?!
57 }
58     }
59
60     public void testAttributes() {
61         Mail mail = createMailImplementation();
62         assertFalse("no initial attributes", mail.hasAttributes());
63         assertFalse("attributes initially empty", mail.getAttributeNames().hasNext());
64         assertNull("not found on emtpy list", mail.getAttribute("test"));
65         assertNull("no previous item with key", mail.setAttribute("testKey", "testValue"));
66         assertEquals("item found", "testValue", mail.getAttribute("testKey"));
67         assertTrue("has attribute", mail.hasAttributes());
68         assertEquals("item removed", "testValue", mail.removeAttribute("testKey"));
69         assertNull("item no longer found", mail.getAttribute("testKey"));
70     }
71
72 }
73
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