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package lombok;
import java.io.File;
import java.lang.reflect.Method;
import org.junit.Test;
public class ReflectionFileTester {
private final File before;
private final File after;
public ReflectionFileTester(String beforePath, String afterPath) {
before = new File(beforePath);
after = new File(afterPath);
if (!before.isDirectory()) {
throw new IllegalArgumentException(beforePath + " is not a directory");
}
if (!after.isDirectory()) {
throw new IllegalArgumentException(afterPath + " is not a directory");
}
}
public boolean verify(Class<?> clazz) {
boolean result = true;
for (File f : before.listFiles()) {
String fileName = f.getName();
if (!fileName.endsWith(".java")) {
continue;
}
String methodName = "test" + fileName.substring(0, fileName.length() - 5);
try {
Method method = clazz.getDeclaredMethod(methodName);
if (method.getAnnotation(Test.class) == null) {
result = false;
System.err.printf("Class %s method %s is not a @Test method\n", clazz.getName(), methodName);
}
}
catch (NoSuchMethodException e) {
result = false;
System.err.printf("Class %s has no method %s\n", clazz.getName(), methodName);
}
}
return result;
}
public void test() throws Exception {
StackTraceElement[] stackTrace = Thread.currentThread().getStackTrace();
if (stackTrace.length < 3) {
throw new Error("No stacktrace available");
}
String methodName = stackTrace[2].getMethodName();
if (!methodName.startsWith("test")) {
throw new IllegalStateException("test() should be called from a methos that starts with 'test'");
}
String fileName = methodName.substring(4).concat(".java");
File testFile = new File(before, fileName);
TestViaDelombok.compareFile(after, testFile);
}
}
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