package com.commafeed;

import java.lang.reflect.Modifier;
import java.util.ArrayList;
import java.util.Comparator;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import org.reflections.Reflections;
import org.reflections.scanners.Scanners;

import com.rometools.rome.feed.CopyFrom;
import com.rometools.rome.feed.module.Module;
import com.rometools.rome.io.WireFeedGenerator;
import com.rometools.rome.io.WireFeedParser;

import io.quarkus.runtime.annotations.RegisterForReflection;

class NativeImageClassesTest {

	@Test
	void annotationContainsAllRequiredRomeClasses() {
		Reflections reflections = new Reflections("com.rometools");
		Set<Class<?>> classesInAnnotation = Set
				.copyOf(List.of(NativeImageClasses.class.getAnnotation(RegisterForReflection.class).targets()));

		List<Class<?>> missingClasses = new ArrayList<>();
		for (Class<?> clazz : List.of(Module.class, Cloneable.class, CopyFrom.class, WireFeedParser.class, WireFeedGenerator.class)) {
			Set<Class<?>> moduleClasses = new HashSet<>(reflections.get(Scanners.SubTypes.of(clazz).asClass()));
			moduleClasses.removeIf(c -> c.isInterface() || Modifier.isAbstract(c.getModifiers()) || !Modifier.isPublic(c.getModifiers()));
			moduleClasses.removeAll(classesInAnnotation);
			missingClasses.addAll(moduleClasses);
		}

		missingClasses.sort(Comparator.comparing(Class::getName));
		missingClasses.forEach(c -> System.out.println(c.getName() + ".class,"));
		Assertions.assertEquals(List.of(), missingClasses);
	}

}