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1 package org.jbpm.bpel.data.exe;
2
3 import java.util.HashMap  ;
4 import java.util.Map ;
5
6 import junit.framework.TestCase;
7
8 import org.jbpm.context.def.ContextDefinition;
9 import org.jbpm.graph.def.ProcessDefinition;
10 import org.jbpm.graph.exe.ProcessInstance;
11 import org.jbpm.graph.exe.Token;
12
13 import org.jbpm.bpel.data.def.Snippet;
14 import org.jbpm.bpel.def.Empty;
15 import org.jbpm.bpel.def.Link;
16 import org.jbpm.bpel.exe.LinkInstance;
17 import org.jbpm.bpel.xml.BpelConstants;
18 import org.jbpm.bpel.xml.BpelException;
19 import org.jbpm.bpel.xml.util.DatatypeUtil;
20
21
25 public class JoinConditionTest extends TestCase {
26 private Token token;
27 private LinkInstance firstLink;
28 private LinkInstance secondLink;
29 private LinkInstance thirdLink;
30 private Map namespaceDeclarations;
31
32 public void setUp() throws Exception {
33 ProcessDefinition pd = new ProcessDefinition();
35 pd.addDefinition(new ContextDefinition());
36 ProcessInstance pi = new ProcessInstance(pd);
37 token = pi.getRootToken();
38
39 Empty activity = new Empty("activity");
40 token.setNode(activity);
41
42 activity.addTarget(new Link("l1"));
43 firstLink = LinkInstance.create(token, "l1");
44
45 activity.addTarget(new Link("l2"));
46 secondLink = LinkInstance.create(token, "l2");
47
48 activity.addTarget(new Link("l3"));
49 thirdLink = LinkInstance.create(token, "l3");
50
51 namespaceDeclarations = new HashMap ();
53 namespaceDeclarations.put("bpws", BpelConstants.NS_BPWS_1_1);
54 }
55
56 public void testSimpleEval() {
57 firstLink.setReached(Boolean.TRUE);
58 assertTrue(eval("$l1"));
59 }
60
61 public void testSimpleFunctionEval() {
62 firstLink.setReached(Boolean.TRUE);
63 assertTrue(eval("bpws:getLinkStatus('l1')"));
64 }
65
66 public void testOrEval() {
67 firstLink.setReached(Boolean.FALSE);
68 secondLink.setReached(Boolean.TRUE);
69 assertTrue(eval("$l1 or $l2"));
70 }
71
72 public void testAndEval() {
73 firstLink.setReached(Boolean.FALSE);
74 secondLink.setReached(Boolean.TRUE);
75 assertFalse(eval("bpws:getLinkStatus('l2') and $l1"));
76 }
77
78 public void testEvalTrue() {
79 firstLink.setReached(Boolean.TRUE);
80 secondLink.setReached(Boolean.FALSE);
81 thirdLink.setReached(Boolean.TRUE);
82 assertTrue(eval("($l1 and $l2) or $l3"));
83 }
84
85 public void testEvalFalse() {
86 firstLink.setReached(Boolean.TRUE);
87 secondLink.setReached(Boolean.FALSE);
88 thirdLink.setReached(Boolean.FALSE);
89 assertFalse(eval("(bpws:getLinkStatus('l3') or $l2) and $l1"));
90 }
91
92 public void testEvalNull() {
93 firstLink.setReached(null);
94 assertNull(evalBoolean("$l1"));
95 }
96
97 private boolean eval(String exprText) {
98 return evalBoolean(exprText).booleanValue();
99 }
100
101 private Boolean evalBoolean(String exprText) {
102 Boolean value = null;
103 try {
104 Snippet expr = new Snippet();
105 expr.setText(exprText);
106 expr.setUse(Snippet.Use.JOIN_CONDITION);
107 expr.setNamespaces(namespaceDeclarations);
108 expr.parseScript();
109 value = DatatypeUtil.toBoolean(expr.getScript().evaluate(token));
110 }
111 catch (BpelException e) {
112 fail(e.getMessage());
113 }
114 return value;
115 }
116 }
117 |
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