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22 package org.apache.struts2.views.jsp.ui;
23
24 import java.util.ArrayList;
25 import java.util.Collection;
26 import java.util.Collections;
27 import java.util.List;
28
29 import org.apache.struts2.views.jsp.AbstractUITagTest;
30
31 import com.opensymphony.xwork2.Action;
32 import com.opensymphony.xwork2.ActionSupport;
33
34 /***
35 * ActionMessageTag test case.
36 *
37 */
38 public class ActionMessageTagTest extends AbstractUITagTest {
39
40 public void testNoActionMessages() throws Exception {
41
42 ActionMessageTag tag = new ActionMessageTag();
43 ((InternalActionSupport)action).setHasActionMessage(false);
44 tag.setPageContext(pageContext);
45 tag.doStartTag();
46 tag.doEndTag();
47
48 verify(ActionMessageTagTest.class.getResource("actionmessage-1.txt"));
49 }
50
51 public void testYesActionMessages() throws Exception {
52
53 ActionMessageTag tag = new ActionMessageTag();
54 ((InternalActionSupport)action).setHasActionMessage(true);
55 tag.setPageContext(pageContext);
56 tag.doStartTag();
57 tag.doEndTag();
58
59 verify(ActionMessageTagTest.class.getResource("actionmessage-2.txt"));
60 }
61
62 public void testNullMessage() throws Exception {
63
64 ActionMessageTag tag = new ActionMessageTag();
65 ((InternalActionSupport)action).setHasActionMessage(true);
66 ((InternalActionSupport)action).addActionMessage(null);
67 tag.setPageContext(pageContext);
68 tag.doStartTag();
69 tag.doEndTag();
70
71 verify(ActionMessageTagTest.class.getResource("actionmessage-2.txt"));
72 }
73
74 public Action getAction() {
75 return new InternalActionSupport();
76 }
77
78 /***
79 * Internal ActionSupport class for testing, can be in state with
80 * or without action messages.
81 *
82 */
83 public class InternalActionSupport extends ActionSupport {
84
85 private static final long serialVersionUID = -3230043189352453629L;
86
87 private boolean canHaveActionMessage;
88
89 public void setHasActionMessage(boolean canHaveActionMessage) {
90 this.canHaveActionMessage = canHaveActionMessage;
91 }
92
93 public Collection getActionMessages() {
94 if (canHaveActionMessage) {
95 List messages = new ArrayList();
96 messages.add("action message number 1");
97 messages.add("action message number 2");
98 messages.add("action message number 3");
99 return messages;
100 }
101 else {
102 return Collections.EMPTY_LIST;
103 }
104 }
105
106 public boolean hasActionMessages() {
107 return canHaveActionMessage;
108 }
109 }
110 }