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1 package jester.tests;
2
3 import jester.*;
4 import junit.framework.*;
5
6 public class SimpleIntCodeManglerTest extends TestCase {
7 public SimpleIntCodeManglerTest(String  name) {
8 super(name);
9 }
10 public static void main(String args[]) {
11 junit.awtui.TestRunner.main(new String [] { "jester.tests.SimpleIntCodeManglerTest" });
12 }
13 public static Test suite() {
14 TestSuite suite = new TestSuite(SimpleIntCodeManglerTest.class);
15 return suite;
16 }
17 public void testContinuesIfChangeFails() throws SourceChangeException {
18 MockClassSourceChanger mockClassSourceChanger = new MockClassSourceChanger();
19 mockClassSourceChanger.setThrowExceptionOnFirstChangeAttempt(true);
20 mockClassSourceChanger.setOriginalContents("abc 3 jshf 8 def");
21
22 CodeMangler codeMangler = new SimpleIntCodeMangler(mockClassSourceChanger);
23
24 mockClassSourceChanger.setExpectedWriteOverSourceReplacingCalls(2); mockClassSourceChanger.setExpectedWriteOverSourceReplacing("abc 3 jshf ".length(), "8", "9");
26 assertTrue("could make change of 8 to 9 (can't change 3 to 4)", codeMangler.makeChangeToClass());
27 mockClassSourceChanger.setExpectedWriteOriginalBackCalls(1);
28 assertTrue("could not make a subsequent change", !codeMangler.makeChangeToClass());
29
30 mockClassSourceChanger.verify();
31 }
32 public void testContinuesIfChangeSucceeds() throws SourceChangeException {
33 MockClassSourceChanger mockClassSourceChanger = new MockClassSourceChanger();
34 mockClassSourceChanger.setThrowExceptionOnFirstChangeAttempt(false);
35 mockClassSourceChanger.setOriginalContents("abc 3 jshf 8 def");
36
37 CodeMangler codeMangler = new SimpleIntCodeMangler(mockClassSourceChanger);
38
39 mockClassSourceChanger.setExpectedWriteOverSourceReplacingCalls(2);
40 mockClassSourceChanger.setExpectedWriteOverSourceReplacing("abd ".length(), "3", "4");
41 assertTrue("could make change of 3 to 4", codeMangler.makeChangeToClass());
42 mockClassSourceChanger.setExpectedWriteOverSourceReplacing("abc 3 jshf ".length(), "8", "9");
43 assertTrue("could make another change", codeMangler.makeChangeToClass());
44 mockClassSourceChanger.setExpectedWriteOriginalBackCalls(1);
45 assertTrue("could not make another change", !codeMangler.makeChangeToClass());
46
47 mockClassSourceChanger.verify();
48 }
49 public void testCouldntMangle() throws SourceChangeException {
50 MockClassSourceChanger mockClassSourceChanger = new MockClassSourceChanger();
51 mockClassSourceChanger.setOriginalContents("abc def");
52 mockClassSourceChanger.setExpectedWriteOverSourceReplacingCalls(0);
53
54 CodeMangler codeMangler = new SimpleIntCodeMangler(mockClassSourceChanger);
55
56 assertTrue("couldn't make change - mock checks didnt try to make any change", !codeMangler.makeChangeToClass());
57
58 mockClassSourceChanger.verify();
59 }
60 public void testDoesntTryToChangeBadlyNamedMethodCalls() throws SourceChangeException {
61 MockClassSourceChanger mockClassSourceChanger = new MockClassSourceChanger();
62 mockClassSourceChanger.setOriginalContents("abc method3 def");
63 mockClassSourceChanger.setExpectedWriteOverSourceReplacingCalls(0);
64
65 CodeMangler codeMangler = new SimpleIntCodeMangler(mockClassSourceChanger);
66
67 assertTrue("couldn't make change - mock checks didnt try to make any change", !codeMangler.makeChangeToClass());
68
69 mockClassSourceChanger.verify();
70 }
71 public void testSimpleMangle() throws SourceChangeException {
72 MockClassSourceChanger mockClassSourceChanger = new MockClassSourceChanger();
73 mockClassSourceChanger.setOriginalContents("abc 1 def");
74 mockClassSourceChanger.setExpectedWriteOverSourceReplacing(4, "1", "2");
75
76 CodeMangler codeMangler = new SimpleIntCodeMangler(mockClassSourceChanger);
77
78 assertTrue("could make change - mock checks make expected change", codeMangler.makeChangeToClass());
79 }
80 public void testBug955882() throws SourceChangeException {
81 MockClassSourceChanger mockClassSourceChanger = new MockClassSourceChanger();
82 mockClassSourceChanger.setOriginalContents("int Log2(float n) { return Log(2,n); }");
83 mockClassSourceChanger.setExpectedWriteOverSourceReplacing(31, "2", "3");
84
85 CodeMangler codeMangler = new SimpleIntCodeMangler(mockClassSourceChanger);
86
87 assertTrue("could make change - mock checks make expected change", codeMangler.makeChangeToClass());
88 }
89 public void testBugIgnoreRegionsNotBeingIgnored() throws SourceChangeException {
90 MockClassSourceChanger mockClassSourceChanger = new MockClassSourceChanger();
91 mockClassSourceChanger.setOriginalContents("foo //1\n 1 bar", new IgnoreList("x//x\\n"));
92 mockClassSourceChanger.setExpectedWriteOverSourceReplacing(9, "1", "2");
93
94 CodeMangler codeMangler = new SimpleIntCodeMangler(mockClassSourceChanger);
95
96 assertTrue("could make change - mock checks make expected change", codeMangler.makeChangeToClass());
97 }
98 public void testSimpleMangleRollover() throws SourceChangeException {
99 MockClassSourceChanger mockClassSourceChanger = new MockClassSourceChanger();
100 mockClassSourceChanger.setOriginalContents("abc 9 def");
101 mockClassSourceChanger.setExpectedWriteOverSourceReplacing(4, "9", "0");
102
103 CodeMangler codeMangler = new SimpleIntCodeMangler(mockClassSourceChanger);
104
105 assertTrue("could make change - mock checks make expected change", codeMangler.makeChangeToClass());
106 }
107 } |
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