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1
21 package net.sourceforge.cobertura.reporting;
22
23 import net.sourceforge.cobertura.coveragedata.ClassData;
24 import net.sourceforge.cobertura.coveragedata.PackageData;
25 import net.sourceforge.cobertura.coveragedata.ProjectData;
26 import net.sourceforge.cobertura.coveragedata.SourceFileData;
27 import net.sourceforge.cobertura.util.FileFinder;
28 import net.sourceforge.cobertura.util.FileFixture;
29 import junit.framework.TestCase;
30
31 public class ComplexityCalculatorTest extends TestCase {
32 private FileFixture fileFixture;
33 private FileFinder fileFinder;
34 private ComplexityCalculator complexity;
35
36 public void testGetCCNForSourceFile() {
37 double ccn1 = complexity.getCCNForSourceFile( new SourceFileData("com/example/Sample1.java"));
38 assertTrue( ccn1!=0.0);
39 double ccn2 = complexity.getCCNForSourceFile( new SourceFileData("com/example/Sample2.java"));
40 assertTrue( ccn2!=0.0);
41 assertTrue( ccn1!=ccn2);
42
43 ccn1 = complexity.getCCNForSourceFile( new SourceFileData("com/example/Sample5.java"));
44 assertTrue( ccn1!=0.0);
45 ccn2 = complexity.getCCNForSourceFile( new SourceFileData("com/example/Sample6.java"));
46 assertTrue( ccn2!=0.0);
47 assertTrue( ccn1!=ccn2);
48
49 double ccn0 = complexity.getCCNForSourceFile( new SourceFileData("com/example/Sample8.java"));
50 assertTrue( ccn0==0.0);
51
52 ccn0 = complexity.getCCNForSourceFile( new SourceFileData("Foo.java"));
53 assertTrue( ccn0==0.0);
54 }
55
56 public void testGetCCNForClass() {
57 double ccn1 = complexity.getCCNForClass( new ClassData("com.example.Sample3"));
58 assertTrue( ccn1!=0.0);
59 double ccn2 = complexity.getCCNForClass( new ClassData("com.example.Sample4"));
60 assertTrue( ccn2!=0.0);
61 assertTrue( ccn1!=ccn2);
62
63 ccn1 = complexity.getCCNForClass( new ClassData("com.example.Sample5"));
64 assertTrue( ccn1!=0.0);
65 ccn2 = complexity.getCCNForClass( new ClassData("com.example.Sample6"));
66 assertTrue( ccn2!=0.0);
67 assertTrue( ccn1!=ccn2);
68
69 double ccn0 = complexity.getCCNForClass( new ClassData("com.example.Sample8"));
70 assertEquals( 0.0, ccn0, 0.0);
71
72 ccn0 = complexity.getCCNForClass( new ClassData("Foo"));
73 assertEquals( 0.0, ccn0, 0.0);
74 }
75
76 public void testGetCCNForPackage() {
77 PackageData pd = new PackageData("com.example");
78 pd.addClassData( new ClassData("com.example.Sample3"));
79 double ccn1 = complexity.getCCNForPackage( pd);
80 assertTrue( ccn1!=0.0);
81
82 ComplexityCalculator complexity2 = new ComplexityCalculator( fileFinder);
83 pd.addClassData( new ClassData("com.example.Sample4"));
84 double ccn2 = complexity2.getCCNForPackage( pd);
85 double ccn3 = complexity2.getCCNForPackage( pd);
86 assertTrue( ccn2!=0.0);
87 assertTrue( ccn1!=ccn2);
88 assertEquals( ccn2, ccn3, 0e-9);
89
90 PackageData empty = new PackageData( "com.example2");
91 ComplexityCalculator complexity3 = new ComplexityCalculator( fileFinder);
92 assertEquals( 0.0, complexity3.getCCNForPackage( empty), 0.0);
93 }
94
95 public void testGetCCNForProject() {
96 ProjectData project = new ProjectData();
97 project.addClassData( new ClassData("com.example.Sample5"));
98 double ccn1 = complexity.getCCNForProject( project);
99 assertTrue( ccn1!=0.0);
100
101 ComplexityCalculator complexity2 = new ComplexityCalculator( fileFinder);
102 project.addClassData( new ClassData("com.example.Sample4"));
103 double ccn2 = complexity2.getCCNForProject( project);
104 assertTrue( ccn2!=0.0);
105 assertTrue( ccn1!=ccn2);
106
107 ComplexityCalculator complexity3 = new ComplexityCalculator( fileFinder);
108 project.addClassData( new ClassData("com.example.Sample8"));
109 double ccn3 = complexity3.getCCNForProject( project);
110 assertEquals( ccn2, ccn3, 0e-9);
111
112 ComplexityCalculator complexity4 = new ComplexityCalculator( fileFinder);
113 double ccn0 = complexity4.getCCNForProject( new ProjectData());
114 assertEquals( 0.0, ccn0, 0.0);
115 }
116
117 public void testGetCCNForSourceFile_null() {
118 try {
119 complexity.getCCNForSourceFile(null);
120 fail( "NullPointerException expected");
121 } catch( NullPointerException  ex) {}
122 }
123
124 public void testGetCCNForPackage_null() {
125 try {
126 complexity.getCCNForPackage(null);
127 fail( "NullPointerException expected");
128 } catch( NullPointerException ex) {}
129 }
130
131 public void testGetCCNForProject_null() {
132 try {
133 complexity.getCCNForProject(null);
134 fail( "NullPointerException expected");
135 } catch( NullPointerException ex) {}
136 }
137
138 public void testConstructor_null() {
139 try {
140 new ComplexityCalculator(null);
141 fail( "NullPointerException expected");
142 } catch( NullPointerException ex) {}
143 }
144
145
146 protected void setUp() throws Exception {
147 super.setUp();
148 fileFixture = new FileFixture();
149 fileFixture.setUp();
150
151 fileFinder = new FileFinder();
152 fileFinder.addSourceDirectory(fileFixture.sourceDirectory(FileFixture.SOURCE_DIRECTORY_IDENTIFIER[0]).toString());
153 fileFinder.addSourceDirectory(fileFixture.sourceDirectory(FileFixture.SOURCE_DIRECTORY_IDENTIFIER[1]).toString());
154 fileFinder.addSourceFile( fileFixture.sourceDirectory(FileFixture.SOURCE_DIRECTORY_IDENTIFIER[2]).toString(), "com/example\\Sample5.java");
155 fileFinder.addSourceFile( fileFixture.sourceDirectory(FileFixture.SOURCE_DIRECTORY_IDENTIFIER[2]).toString(), "com/example/Sample6.java");
156 fileFinder.addSourceFile( fileFixture.sourceDirectory(FileFixture.SOURCE_DIRECTORY_IDENTIFIER[3]).toString(), "com/example/Sample7.java");
157
158
161 complexity = new ComplexityCalculator( fileFinder);
162 }
163
164 protected void tearDown() throws Exception {
165 super.tearDown();
166 fileFixture.tearDown();
167 }
168 }
169 |
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