import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;

class DefaultProblemCollectorTest {

    @Test
    void testGetProblems() {
        DefaultProblemCollector collector = new DefaultProblemCollector(null);
        assertNotNull(collector.getProblems());
        assertEquals(0, collector.getProblems().size());