package tests;

import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.hasItem;
import static org.hamcrest.Matchers.*;
import static org.junit.jupiter.api.Assumptions.assumeFalse;
import static org.junit.jupiter.api.Assumptions.assumeTrue;

import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.stream.Collectors;

import org.junit.jupiter.api.Disabled;
import org.junit.jupiter.api.DisplayName;

import io.kojan.javadeptools.rpm.RpmDependency;
import io.kojan.javadeptools.rpm.RpmInfo;
import io.kojan.runit.api.PackageTest;

@DisplayName("/apache-commons")
public class ApacheCommonsCheck {

	private void assumeApacheCommonsPackage(RpmInfo rpm) {
		assumeTrue(startsWith("apache-commons-").matches(rpm.getName()),
				"This test is valid only for Apache Commons packages");
	}

	@PackageTest
	public void saneName(RpmInfo rpm) {
		assumeApacheCommonsPackage(rpm);
		assertThat("Package name is sane", rpm.getName(),
				either(matchesRegex("apache-commons-[a-z][a-z0-9]+(-javadoc)?"))
						.or(is("apache-commons-collections-testframework")));
	}

	@PackageTest
	@Disabled("JPMS provides are not generated for now")
	public void jpmsProvides(RpmInfo rpm) {
		assumeApacheCommonsPackage(rpm);
		assumeFalse(rpm.isSourcePackage(), "Skip source packages");
		assumeFalse(is("apache-commons-parent").matches(rpm.getName()), "Skip apache-commons-parent");
		Pattern pattern = Pattern.compile("apache-commons-([a-z][a-z0-9]+)");
		Matcher matcher = pattern.matcher(rpm.getName());
		assumeTrue(matcher.matches(), "Skip javadoc and other binary subpackages");
		String id = matcher.group(1);
		List<String> prov = rpm.getProvides().stream().map(RpmDependency::getName).collect(Collectors.toList());
		assertThat("Apache Commons packages should have jpms provides", prov,
				hasItem("jpms(org.apache.commons." + id + ")"));
	}
}