public void testObjectMacroExpansionNested() throws Exception {
StringBuffer buffer = new StringBuffer("#define XYZ const\n"); // $NON-NLS-1$
buffer.append("#define PO *\n"); // $NON-NLS-1$
buffer.append("#define C_PO PO XYZ\n"); // $NON-NLS-1$
buffer.append("int C_PO var;"); // $NON-NLS-1$
String code = buffer.toString();
for (ParserLanguage language : languages) {
IASTTranslationUnit tu = parse(code, language);
final IASTPreprocessorMacroDefinition[] macroDefinitions = tu.getMacroDefinitions();
IASTPreprocessorMacroDefinition XYZ = macroDefinitions[0];
IASTPreprocessorMacroDefinition PO = macroDefinitions[1];
IASTPreprocessorMacroDefinition C_PO = macroDefinitions[2];
IASTSimpleDeclaration var = (IASTSimpleDeclaration) tu.getDeclarations()[0];
assertTrue(var.getDeclarators()[0].getPointerOperators().length > 0);
IASTNodeLocation[] locations = var.getNodeLocations();
assertEquals(3, locations.length);
IASTFileLocation start_loc = (IASTFileLocation) locations[0];
assertEquals(start_loc.getNodeOffset(), code.indexOf("int")); // $NON-NLS-1$
assertEquals(start_loc.getNodeLength(), "int ".length()); // $NON-NLS-1$
IASTMacroExpansionLocation mac_loc = (IASTMacroExpansionLocation) locations[1];
final IASTPreprocessorMacroDefinition C_PO2 = mac_loc.getExpansion().getMacroDefinition();
assertEqualsMacros(C_PO, C_PO2);
assertEquals(0, mac_loc.getNodeOffset());
assertEquals(2, mac_loc.getNodeLength());
IASTFileLocation end_loc = (IASTFileLocation) locations[2];
assertEquals(code.indexOf(" var"), end_loc.getNodeOffset()); // $NON-NLS-1$
assertEquals(" var;".length(), end_loc.getNodeLength()); // $NON-NLS-1$
}
}
public void testObjectStyleMacroExpansionSimpleDeclarator() throws Exception {
StringBuffer buffer = new StringBuffer("#define ABC D\n"); // $NON-NLS-1$
buffer.append("int ABC;"); // $NON-NLS-1$
String code = buffer.toString();
for (ParserLanguage language : languages) {
IASTTranslationUnit tu = parse(code, language);
IASTPreprocessorObjectStyleMacroDefinition ABC =
(IASTPreprocessorObjectStyleMacroDefinition) tu.getMacroDefinitions()[0];
IASTSimpleDeclaration var = (IASTSimpleDeclaration) tu.getDeclarations()[0];
IASTDeclarator d = var.getDeclarators()[0];
assertEquals(d.getName().toString(), "D"); // $NON-NLS-1$
IASTNodeLocation[] declaratorLocations = d.getNodeLocations();
assertEquals(declaratorLocations.length, 1);
IASTMacroExpansionLocation expansion = (IASTMacroExpansionLocation) declaratorLocations[0];
IASTPreprocessorObjectStyleMacroDefinition fromExpansion =
(IASTPreprocessorObjectStyleMacroDefinition)
expansion.getExpansion().getMacroDefinition();
assertEqualsMacros(fromExpansion, ABC);
assertEquals(expansion.getNodeOffset(), 0);
assertEquals(expansion.getNodeLength(), 1);
IASTNodeLocation[] macroLocation = expansion.getExpansion().getNodeLocations();
assertEquals(macroLocation.length, 1);
assertTrue(macroLocation[0] instanceof IASTFileLocation);
assertEquals(
macroLocation[0].getNodeOffset(),
code.indexOf("int ABC;") + "int ".length()); // $NON-NLS-1$ //$NON-NLS-2$
assertEquals(macroLocation[0].getNodeLength(), "ABC".length()); // $NON-NLS-1$
}
}
public void testObjectMacroExpansionPartialDeclSpec() throws Exception {
StringBuffer buffer = new StringBuffer("#define XYZ const\n"); // $NON-NLS-1$
buffer.append("XYZ int var;"); // $NON-NLS-1$
String code = buffer.toString();
for (ParserLanguage language : languages) {
IASTTranslationUnit tu = parse(code, language);
IASTPreprocessorObjectStyleMacroDefinition defXYZ =
(IASTPreprocessorObjectStyleMacroDefinition) tu.getMacroDefinitions()[0];
IASTSimpleDeclaration var = (IASTSimpleDeclaration) tu.getDeclarations()[0];
IASTSimpleDeclSpecifier declSpec = (IASTSimpleDeclSpecifier) var.getDeclSpecifier();
IASTNodeLocation[] declSpecLocations = declSpec.getNodeLocations();
assertEquals(declSpecLocations.length, 2);
IASTMacroExpansionLocation expansion = (IASTMacroExpansionLocation) declSpecLocations[0];
assertEqualsMacros(defXYZ, expansion.getExpansion().getMacroDefinition());
assertEquals(expansion.getNodeOffset(), 0);
assertEquals(expansion.getNodeLength(), 1);
IASTNodeLocation[] expansionLocations = expansion.getExpansion().getNodeLocations();
assertEquals(expansionLocations.length, 1);
assertTrue(expansionLocations[0] instanceof IASTFileLocation);
assertEquals(expansionLocations[0].getNodeOffset(), code.indexOf("XYZ int")); // $NON-NLS-1$
assertEquals(expansionLocations[0].getNodeLength(), "XYZ".length()); // $NON-NLS-1$
IASTFileLocation second = (IASTFileLocation) declSpecLocations[1];
assertEquals(second.getNodeOffset(), code.indexOf(" int")); // $NON-NLS-1$
assertEquals(second.getNodeLength(), " int".length()); // $NON-NLS-1$
}
}
public void testObjectMacroExpansionComplex() throws Exception {
StringBuffer buffer = new StringBuffer("#define XYZ const\n"); // $NON-NLS-1$
buffer.append("#define PO *\n"); // $NON-NLS-1$
buffer.append("#define C_PO PO XYZ\n"); // $NON-NLS-1$
buffer.append("#define IT int\n"); // $NON-NLS-1$
buffer.append("#define V var\n"); // $NON-NLS-1$
buffer.append("XYZ IT C_PO C_PO V;"); // $NON-NLS-1$
String code = buffer.toString();
for (ParserLanguage language : languages) {
IASTTranslationUnit tu = parse(code, language);
IASTPreprocessorObjectStyleMacroDefinition XYZ =
(IASTPreprocessorObjectStyleMacroDefinition) tu.getMacroDefinitions()[0];
// IASTPreprocessorObjectStyleMacroDefinition PO =
// (IASTPreprocessorObjectStyleMacroDefinition) tu.getMacroDefinitions()[1];
IASTPreprocessorObjectStyleMacroDefinition C_PO =
(IASTPreprocessorObjectStyleMacroDefinition) tu.getMacroDefinitions()[2];
IASTPreprocessorObjectStyleMacroDefinition IT =
(IASTPreprocessorObjectStyleMacroDefinition) tu.getMacroDefinitions()[3];
IASTPreprocessorObjectStyleMacroDefinition V =
(IASTPreprocessorObjectStyleMacroDefinition) tu.getMacroDefinitions()[4];
IASTSimpleDeclaration var = (IASTSimpleDeclaration) tu.getDeclarations()[0];
final IASTNodeLocation[] nodeLocations = var.getNodeLocations();
assertEquals(10, nodeLocations.length);
IASTMacroExpansionLocation first_loc = (IASTMacroExpansionLocation) nodeLocations[0];
assertEqualsMacros(first_loc.getExpansion().getMacroDefinition(), XYZ);
IASTFileLocation second_loc = (IASTFileLocation) nodeLocations[1];
assertEquals(1, second_loc.getNodeLength());
IASTMacroExpansionLocation third_loc = (IASTMacroExpansionLocation) nodeLocations[2];
assertEqualsMacros(third_loc.getExpansion().getMacroDefinition(), IT);
IASTFileLocation fourth_loc = (IASTFileLocation) nodeLocations[3];
assertEquals(1, fourth_loc.getNodeLength());
IASTMacroExpansionLocation fifth_loc = (IASTMacroExpansionLocation) nodeLocations[4];
assertEqualsMacros(fifth_loc.getExpansion().getMacroDefinition(), C_PO);
IASTFileLocation sixth_loc = (IASTFileLocation) nodeLocations[5];
assertEquals(1, sixth_loc.getNodeLength());
IASTMacroExpansionLocation seventh_loc = (IASTMacroExpansionLocation) nodeLocations[6];
assertEqualsMacros(seventh_loc.getExpansion().getMacroDefinition(), C_PO);
IASTFileLocation eighth_loc = (IASTFileLocation) nodeLocations[7];
assertEquals(1, eighth_loc.getNodeLength());
IASTMacroExpansionLocation ninth_loc = (IASTMacroExpansionLocation) nodeLocations[8];
assertEqualsMacros(ninth_loc.getExpansion().getMacroDefinition(), V);
IASTFileLocation tenth_loc = (IASTFileLocation) nodeLocations[9];
assertEquals(1, tenth_loc.getNodeLength());
final IASTFileLocation flatLocation = var.getFileLocation();
assertNotNull(flatLocation);
assertEquals(
code.indexOf("XYZ IT C_PO C_PO V;"), flatLocation.getNodeOffset()); // $NON-NLS-1$
assertEquals("XYZ IT C_PO C_PO V;".length(), flatLocation.getNodeLength()); // $NON-NLS-1$
}
}
private void assertMacroLocation(IASTDeclaration decl, int index, int length) {
IASTSimpleDeclaration var = (IASTSimpleDeclaration) decl;
IASTEqualsInitializer initializer =
(IASTEqualsInitializer) var.getDeclarators()[0].getInitializer();
IASTInitializerClause expr = initializer.getInitializerClause();
assertNotNull(expr.getFileLocation());
IASTNodeLocation[] locations = expr.getNodeLocations();
assertEquals(1, locations.length);
IASTMacroExpansionLocation macroExpansion = (IASTMacroExpansionLocation) locations[0];
IASTNodeLocation[] expLocations = macroExpansion.getExpansion().getNodeLocations();
assertEquals(1, expLocations.length);
IASTFileLocation fileLocation = expLocations[0].asFileLocation();
assertEquals(index, fileLocation.getNodeOffset());
assertEquals(length, fileLocation.getNodeLength());
}
public void testStdioBug() throws ParserException {
StringBuffer buffer = new StringBuffer("#define _PTR void *\n"); // $NON-NLS-1$
buffer.append("#define __cdecl __attribute__ ((__cdecl__))\n"); // $NON-NLS-1$
buffer.append("#define _EXFUN(name, proto) __cdecl name proto\n"); // $NON-NLS-1$
buffer.append("_PTR _EXFUN(memchr,(const _PTR, int, size_t));\n"); // $NON-NLS-1$
String code = buffer.toString();
for (ParserLanguage language : languages) {
IASTTranslationUnit tu = parse(code, language, true, true);
final IASTPreprocessorMacroDefinition[] macroDefinitions = tu.getMacroDefinitions();
IASTPreprocessorObjectStyleMacroDefinition _PTR =
(IASTPreprocessorObjectStyleMacroDefinition) macroDefinitions[0];
IASTPreprocessorFunctionStyleMacroDefinition _EXFUN =
(IASTPreprocessorFunctionStyleMacroDefinition) macroDefinitions[2];
IASTSimpleDeclaration memchr = (IASTSimpleDeclaration) tu.getDeclarations()[0];
IASTNodeLocation[] locations = memchr.getNodeLocations();
assertEquals(locations.length, 4);
IASTMacroExpansionLocation loc_1 = (IASTMacroExpansionLocation) locations[0];
assertEqualsMacros(_PTR, loc_1.getExpansion().getMacroDefinition());
IASTFileLocation loc_2 = (IASTFileLocation) locations[1];
assertEquals(loc_2.getNodeOffset(), code.indexOf(" _EXFUN(")); // $NON-NLS-1$
assertEquals(loc_2.getNodeLength(), " ".length()); // $NON-NLS-1$
IASTMacroExpansionLocation loc_3 = (IASTMacroExpansionLocation) locations[2];
assertEqualsMacros(_EXFUN, loc_3.getExpansion().getMacroDefinition());
IASTFileLocation loc_4 = (IASTFileLocation) locations[3];
assertEquals(loc_4.getNodeOffset(), code.indexOf(";")); // $NON-NLS-1$
assertEquals(loc_4.getNodeLength(), 1);
IASTFileLocation flat = memchr.getFileLocation();
assertEquals(
flat.getNodeOffset(),
code.indexOf("_PTR _EXFUN(memchr,(const _PTR, int, size_t));")); // $NON-NLS-1$
assertEquals(
flat.getNodeLength(),
"_PTR _EXFUN(memchr,(const _PTR, int, size_t));".length()); // $NON-NLS-1$
IASTDeclarator d = memchr.getDeclarators()[0];
IASTFileLocation f = d.getFileLocation();
assertEquals(
code.indexOf("_PTR _EXFUN(memchr,(const _PTR, int, size_t))"),
f.getNodeOffset()); // $NON-NLS-1$
assertEquals(
"_PTR _EXFUN(memchr,(const _PTR, int, size_t))".length(),
f.getNodeLength()); // $NON-NLS-1$
}
}
public void testFunctionMacroExpansionWithNameSubstitution_Bug173637() throws Exception {
StringBuffer buffer = new StringBuffer("#define PLUS5(x) (x+5)\n"); // $NON-NLS-1$
buffer.append("#define FUNCTION PLUS5 \n"); // $NON-NLS-1$
buffer.append("int var= FUNCTION(1);"); // $NON-NLS-1$
String code = buffer.toString();
for (ParserLanguage language : languages) {
IASTTranslationUnit tu = parse(code, language);
IASTSimpleDeclaration var = (IASTSimpleDeclaration) tu.getDeclarations()[0];
IASTEqualsInitializer initializer =
(IASTEqualsInitializer) var.getDeclarators()[0].getInitializer();
IASTInitializerClause expr = initializer.getInitializerClause();
assertNotNull(expr.getFileLocation());
IASTNodeLocation[] locations = expr.getNodeLocations();
assertEquals(1, locations.length);
IASTMacroExpansionLocation macroExpansion = (IASTMacroExpansionLocation) locations[0];
IASTNodeLocation[] expLocations = macroExpansion.getExpansion().getNodeLocations();
assertEquals(1, expLocations.length);
assertEquals(code.indexOf("FUNCTION(1)"), expLocations[0].getNodeOffset());
assertEquals("FUNCTION(1)".length(), expLocations[0].getNodeLength());
}
}
