@Test
public void testEncodingWithSystemSetting() {
SourceProject macRoman;
SourceProject cp1252;
String currentEncoding = System.getProperty("file.encoding");
// changing the system encoding can have no effects
try {
System.setProperty("file.encoding", "UTF-16");
Charset defaultEncoding = Charset.defaultCharset();
if (!defaultEncoding.displayName().equals("UTF-16")) {
return;
}
System.setProperty("file.encoding", "MacRoman");
squid = new Squid(new JavaSquidConfiguration(false));
squid
.register(JavaAstScanner.class)
.scanFile(SquidTestUtils.getInputFile("/special_cases/encoding/MacRomanEncoding.java"));
macRoman = squid.aggregate();
System.setProperty("file.encoding", "CP1252");
squid = new Squid(new JavaSquidConfiguration(false));
squid
.register(JavaAstScanner.class)
.scanFile(SquidTestUtils.getInputFile("/special_cases/encoding/CP1252Encoding.java"));
cp1252 = squid.aggregate();
} finally {
System.setProperty("file.encoding", currentEncoding);
}
assertEquals(4, macRoman.getInt(Metric.METHODS));
assertEquals(4, cp1252.getInt(Metric.METHODS));
}
@Test
public void testMacRomanEncoding() {
squid = new Squid(new JavaSquidConfiguration(false, Charset.forName("MacRoman")));
squid
.register(JavaAstScanner.class)
.scanFile(SquidTestUtils.getInputFile("/special_cases/encoding/MacRomanEncoding.java"));
SourceProject prj = squid.aggregate();
assertEquals(4, prj.getInt(Metric.METHODS));
}
@Test
public void testClassesWithGenerics() {
squid
.register(JavaAstScanner.class)
.scanDirectory(SquidTestUtils.getFile("/special_cases/generics"));
SourceProject prj = squid.aggregate();
assertEquals(2, prj.getInt(Metric.FILES));
assertEquals(3, prj.getInt(Metric.METHODS));
}
@Test
public void testEmptyFileWithBlankLines() {
squid
.register(JavaAstScanner.class)
.scanFile(
SquidTestUtils.getInputFile("/special_cases/emptyFiles/EmptyFileWithBlankLines.java"));
SourceProject prj = squid.aggregate();
assertEquals(0, prj.getDouble(Metric.COMMENT_LINES_DENSITY), 0.01);
}
/** SONAR-1836: bug in Checkstyle 5.2 - 5.4 */
@Test
public void testLineCommentAtTheEndOfFile() {
squid
.register(JavaAstScanner.class)
.scanFile(
SquidTestUtils.getInputFile(
"/special_cases/parsingErrors/LineCommentAtTheEndOfFile.java"));
SourceProject prj = squid.aggregate();
assertEquals(1, prj.getInt(Metric.CLASSES));
}
@Test
public void testCheckstyleParsingBug() {
// see
// http://sourceforge.net/tracker/?func=detail&atid=397078&aid=1667137&group_id=29721
squid
.register(JavaAstScanner.class)
.scanFile(SquidTestUtils.getInputFile("/special_cases/parsingErrors/CheckstyleBug.java"));
SourceProject prj = squid.aggregate();
assertEquals(0, prj.getInt(Metric.CLASSES));
}
@Test
public void testScanSimpleFile() {
AstScanner<CSharpGrammar> scanner =
CSharpAstScanner.create(new CSharpConfiguration(Charset.forName("UTF-8")));
scanner.scanFile(readFile("/metric/simpleFile.cs"));
SourceProject project =
(SourceProject)
scanner.getIndex().search(new QueryByType(SourceProject.class)).iterator().next();
assertThat(project.getInt(CSharpMetric.STATEMENTS), is(16));
}
@Test
public void testClassWithPackageImportsComment() {
squid
.register(JavaAstScanner.class)
.scanFile(
SquidTestUtils.getInputFile(
"/special_cases/emptyFiles", "foo/ClassWithPackageImportsComment.java"));
SourceProject prj = squid.aggregate();
assertEquals(0, prj.getInt(Metric.CLASSES));
assertEquals(1, prj.getInt(Metric.PACKAGES));
assertEquals(2, prj.getInt(Metric.COMMENT_LINES));
}
@Test
public void testPackageInfo() {
squid
.register(JavaAstScanner.class)
.scanFile(
SquidTestUtils.getInputFile(
"/special_cases/packageInfo",
"org/apache/cxf/jaxrs/ext/logging/package-info.java"));
SourceProject prj = squid.aggregate();
assertEquals(1, prj.getInt(Metric.FILES));
assertEquals(4, prj.getInt(Metric.LINES_OF_CODE));
assertEquals(29, prj.getInt(Metric.LINES));
}
@Test
public void testEmptyClassWithComment() {
squid
.register(JavaAstScanner.class)
.scanFile(
SquidTestUtils.getInputFile("/special_cases/emptyFiles/ClassWithOnlyComment.java"));
SourceProject prj = squid.aggregate();
assertEquals(0, prj.getInt(Metric.CLASSES));
assertEquals(1, prj.getInt(Metric.PACKAGES));
assertEquals(1, prj.getInt(Metric.FILES));
assertEquals(1, prj.getInt(Metric.COMMENT_LINES));
assertNotNull(squid.search("ClassWithOnlyComment.java")); // file
assertNull(squid.search("ClassWithOnlyComment")); // class
}
@Test
public void testInterfaceWithAnnotations() {
squid
.register(JavaAstScanner.class)
.scanFile(
SquidTestUtils.getInputFile("/special_cases/annotations/InterfaceWithAnnotation.java"));
SourceProject prj = squid.aggregate();
assertEquals(11, prj.getInt(Metric.LINES));
assertEquals(6, prj.getInt(Metric.LINES_OF_CODE));
assertEquals(0, prj.getInt(Metric.STATEMENTS));
assertEquals(2, prj.getInt(Metric.METHODS));
assertEquals(2, prj.getInt(Metric.COMPLEXITY));
}