Created
August 22, 2023 05:04
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| import java.io.FileWriter; | |
| import java.util.ArrayList; | |
| import java.util.List; | |
| import org.eclipse.jdt.core.JavaCore; | |
| import org.eclipse.jdt.core.dom.AST; | |
| import org.eclipse.jdt.core.dom.ASTParser; | |
| import org.eclipse.jdt.core.dom.ASTVisitor; | |
| import org.eclipse.jdt.core.dom.MethodDeclaration; | |
| import org.eclipse.jdt.core.dom.NormalAnnotation; | |
| import org.eclipse.jdt.core.dom.TypeDeclaration; | |
| public class TestCaseExtractor { | |
| public static void extractTestCasesToCSV(String javaFilePath, String csvFilePath) throws Exception { | |
| ASTParser parser = ASTParser.newParser(AST.JLS8); // Use JLS8 for Java 8, adjust if needed | |
| parser.setKind(ASTParser.K_COMPILATION_UNIT); | |
| parser.setSource(readFile(javaFilePath).toCharArray()); // Convert file content to char array | |
| parser.setResolveBindings(true); | |
| parser.setBindingsRecovery(true); | |
| parser.setCompilerOptions(JavaCore.getOptions()); | |
| // Parsing the given Java file | |
| org.eclipse.jdt.core.dom.CompilationUnit cu = (org.eclipse.jdt.core.dom.CompilationUnit) parser.createAST(null); | |
| List<String> testCases = new ArrayList<>(); | |
| cu.accept(new ASTVisitor() { | |
| @Override | |
| public boolean visit(MethodDeclaration node) { | |
| if (hasTestAnnotation(node)) { | |
| String testClassName = ((TypeDeclaration) node.getParent()).getName().getIdentifier(); | |
| String testCaseName = testClassName + "." + node.getName().getIdentifier(); | |
| testCases.add(testCaseName); | |
| } | |
| return true; | |
| } | |
| private boolean hasTestAnnotation(MethodDeclaration method) { | |
| return method.modifiers().stream() | |
| .filter(modifier -> modifier instanceof NormalAnnotation) | |
| .map(annotation -> (NormalAnnotation) annotation) | |
| .anyMatch(annotation -> annotation.getTypeName().getFullyQualifiedName().equals("Test")); | |
| } | |
| }); | |
| // Writing to the CSV file | |
| try (FileWriter csvWriter = new FileWriter(csvFilePath)) { | |
| for (String testCase : testCases) { | |
| csvWriter.append(javaFilePath).append(",").append(testCase).append("\n"); | |
| } | |
| } | |
| } | |
| private static String readFile(String path) throws IOException { | |
| byte[] encoded = Files.readAllBytes(Paths.get(path)); | |
| return new String(encoded, Charset.defaultCharset()); | |
| } | |
| // ... [Your other methods] | |
| } |
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