ThrowableLambdaTest.java

import java.util.stream.Collectors;
import java.util.stream.Stream;

import org.junit.Test;

public class ThrowableLambdaTest {

    @Test(expected = ClassNotFoundException.class)
    public void testThrowableConsumer() throws ClassNotFoundException {
        Stream.of("foo.bar").forEach(
                uncheckConsumer(Class::forName)
        );
    }

    @Test(expected = ClassNotFoundException.class)
    public void testThrowableFunction() throws ClassNotFoundException {
        Stream.of("foo.bar").map(
                uncheckFunction(Class::forName)
        ).collect(Collectors.toList());
    }

    @Test(expected = Exception.class)
    public void testThrowableSupplier() throws Exception {
        uncheckSupplier(() -> {
            throw new Exception();
        }).get();
    }
}