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Add failing test case for #2438

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This commit is contained in:
Juan Martín Sotuyo Dodero 2024-04-17 20:05:11 -03:00
parent 390db62cba
commit 2f54938793
2 changed files with 71 additions and 0 deletions
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42
pmd-cpp/src/test/java/net/sourceforge/pmd/lang/cpp/cpd/CppCpdTest.java Normal file
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package net.sourceforge.pmd.lang.cpp.cpd;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertTrue;
import java.nio.file.Path;
import java.nio.file.Paths;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import net.sourceforge.pmd.cpd.CPDConfiguration;
import net.sourceforge.pmd.cpd.CpdAnalysis;
import net.sourceforge.pmd.cpd.Match;
import net.sourceforge.pmd.internal.util.IOUtil;
import net.sourceforge.pmd.lang.cpp.CppLanguageModule;
public class CppCpdTest {
private Path testdir;
@BeforeEach
void setUp() {
String path = IOUtil.normalizePath("src/test/resources/net/sourceforge/pmd/lang/cpp/cpd/testdata");
testdir = Paths.get(path);
}
@Test
void testIssue2438() throws Exception {
CPDConfiguration configuration = new CPDConfiguration();
configuration.setMinimumTileSize(50);
configuration.setOnlyRecognizeLanguage(CppLanguageModule.getInstance());
try (CpdAnalysis cpd = CpdAnalysis.create(configuration)) {
cpd.files().addFile(testdir.resolve("ctype.c"));
cpd.performAnalysis(matches -> {
// There should only be 1 duplication, and it should be maximal
assertEquals(1, matches.getMatches().size());
assertEquals(128, matches.getMatches().get(0).getTokenCount());
});
}
}
}

29
pmd-cpp/src/test/resources/net/sourceforge/pmd/lang/cpp/cpd/testdata/ctype.c vendored Normal file
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#include <ctype.h>
char _ctmp;
unsigned char _ctype[] = {0x00, /* EOF */
_C,_C,_C,_C,_C,_C,_C,_C, /* 0-7 */
_C,_C|_S,_C|_S,_C|_S,_C|_S,_C|_S,_C,_C, /* 8-15 */
_C,_C,_C,_C,_C,_C,_C,_C, /* 16-23 */
_C,_C,_C,_C,_C,_C,_C,_C, /* 24-31 */
_S|_SP,_P,_P,_P,_P,_P,_P,_P, /* 32-39 */
_P,_P,_P,_P,_P,_P,_P,_P, /* 40-47 */
_D,_D,_D,_D,_D,_D,_D,_D, /* 48-55 */
_D,_D,_P,_P,_P,_P,_P,_P, /* 56-63 */
_P,_U|_X,_U|_X,_U|_X,_U|_X,_U|_X,_U|_X,_U, /* 64-71 */
_U,_U,_U,_U,_U,_U,_U,_U, /* 72-79 */
_U,_U,_U,_U,_U,_U,_U,_U, /* 80-87 */
_U,_U,_U,_P,_P,_P,_P,_P, /* 88-95 */
_P,_L|_X,_L|_X,_L|_X,_L|_X,_L|_X,_L|_X,_L, /* 96-103 */
_L,_L,_L,_L,_L,_L,_L,_L, /* 104-111 */
_L,_L,_L,_L,_L,_L,_L,_L, /* 112-119 */
_L,_L,_L,_P,_P,_P,_P,_C, /* 120-127 */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 128-143 */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 144-159 */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 160-175 */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 176-191 */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 192-207 */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 208-223 */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 224-239 */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}; /* 240-255 */