RuleContextTest xref
1 /**
2 * BSD-style license; for more info see http://pmd.sourceforge.net/license.html
3 */
4 package net.sourceforge.pmd;
5
6 import static org.junit.Assert.assertEquals;
7 import static org.junit.Assert.assertFalse;
8 import static org.junit.Assert.assertNotNull;
9 import static org.junit.Assert.assertNull;
10 import static org.junit.Assert.assertSame;
11 import static org.junit.Assert.assertTrue;
12
13 import java.io.File;
14
15 import junit.framework.JUnit4TestAdapter;
16
17 import org.junit.Test;
18
19 public class RuleContextTest {
20
21 @Test
22 public void testReport() {
23 RuleContext ctx = new RuleContext();
24 assertEquals(0, ctx.getReport().size());
25 Report r = new Report();
26 ctx.setReport(r);
27 Report r2 = ctx.getReport();
28 assertEquals("report object mismatch", r, r2);
29 }
30
31 @Test
32 public void testSourceCodeFilename() {
33 RuleContext ctx = new RuleContext();
34 assertNull("filename should be null", ctx.getSourceCodeFilename());
35 ctx.setSourceCodeFilename("foo");
36 assertEquals("filename mismatch", "foo", ctx.getSourceCodeFilename());
37 }
38
39 @Test
40 public void testSourceCodeFile() {
41 RuleContext ctx = new RuleContext();
42 assertNull("file should be null", ctx.getSourceCodeFile());
43 ctx.setSourceCodeFile(new File("somefile.java"));
44 assertEquals("filename mismatch", new File("somefile.java"), ctx.getSourceCodeFile());
45 }
46
47 @Test
48 public void testAttributes() {
49 RuleContext ctx1 = new RuleContext();
50 Object obj1 = new Object();
51 Object obj2 = new Object();
52 assertNull("attribute should be null", ctx1.getAttribute("attribute"));
53 boolean set = ctx1.setAttribute("attribute", obj1);
54 assertTrue("attribute should have been set", set);
55 assertNotNull("attribute should not be null", ctx1.getAttribute("attribute"));
56 assertSame("attribute should be expected instance", ctx1.getAttribute("attribute"), obj1);
57 set = ctx1.setAttribute("attribute", obj2);
58 assertFalse("attribute should not have been set", set);
59 assertSame("attribute should be expected instance", ctx1.getAttribute("attribute"), obj1);
60 Object value = ctx1.removeAttribute("attribute");
61 assertSame("attribute value should be expected instance", value, obj1);
62 assertNull("attribute should be null", ctx1.getAttribute("attribute"));
63 }
64
65 @Test
66 public void testSharedAttributes() {
67 RuleContext ctx1 = new RuleContext();
68 RuleContext ctx2 = new RuleContext(ctx1);
69 StringBuilder obj1 = new StringBuilder();
70 StringBuilder obj2 = new StringBuilder();
71
72 ctx1.setAttribute("attribute1", obj1);
73 ctx2.setAttribute("attribute2", obj2);
74 assertNotNull("attribute should not be null", ctx1.getAttribute("attribute1"));
75 assertNotNull("attribute should not be null", ctx1.getAttribute("attribute2"));
76 assertNotNull("attribute should not be null", ctx2.getAttribute("attribute1"));
77 assertNotNull("attribute should not be null", ctx2.getAttribute("attribute2"));
78 assertSame("attribute should be expected instance", ctx1.getAttribute("attribute1"), obj1);
79 assertSame("attribute should be expected instance", ctx1.getAttribute("attribute2"), obj2);
80 assertSame("attribute should be expected instance", ctx2.getAttribute("attribute1"), obj1);
81 assertSame("attribute should be expected instance", ctx2.getAttribute("attribute2"), obj2);
82
83 ctx1.removeAttribute("attribute1");
84 assertNull("attribute should be null", ctx1.getAttribute("attribute1"));
85 assertNull("attribute should be null", ctx2.getAttribute("attribute1"));
86 assertNotNull("attribute should not be null", ctx1.getAttribute("attribute2"));
87 assertNotNull("attribute should not be null", ctx2.getAttribute("attribute2"));
88
89 StringBuilder value = (StringBuilder)ctx1.getAttribute("attribute2");
90 assertEquals("attribute value should be empty", "", value.toString());
91 value.append("x");
92 StringBuilder value1 = (StringBuilder)ctx1.getAttribute("attribute2");
93 assertEquals("attribute value should be 'x'", "x", value1.toString());
94 StringBuilder value2 = (StringBuilder)ctx2.getAttribute("attribute2");
95 assertEquals("attribute value should be 'x'", "x", value2.toString());
96 }
97
98 public static junit.framework.Test suite() {
99 return new JUnit4TestAdapter(RuleContextTest.class);
100 }
101 }