package be.codefever.eduapp.repository;

import be.codefever.eduapp.mockdata.MockData;
import be.codefever.eduapp.models.StudentExamAnswerEntity;
import com.google.gson.reflect.TypeToken;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.autoconfigure.jdbc.AutoConfigureTestDatabase;
import org.springframework.boot.test.autoconfigure.orm.jpa.DataJpaTest;
import org.springframework.boot.test.autoconfigure.orm.jpa.TestEntityManager;
import org.springframework.test.context.ActiveProfiles;
import org.springframework.test.context.junit4.SpringRunner;

import java.util.List;
import java.util.UUID;
import java.util.stream.Collectors;

import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.Matchers.containsInAnyOrder;
import static org.hamcrest.Matchers.not;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;

@RunWith(SpringRunner.class)
@DataJpaTest
@AutoConfigureTestDatabase(replace = AutoConfigureTestDatabase.Replace.NONE)
@ActiveProfiles("it")
public class StudentExamAnswerRepositoryTest {

    @Autowired
    private TestEntityManager entityManager;

    @Autowired
    private StudentExamAnswerRepository studentExamAnswerRepository;

    protected static final MockData mockData = new MockData();

    private final UUID studentId = UUID.fromString("d49515ed-972c-11e9-b935-0a0027000401");
    private final UUID studentIdNotFound = UUID.fromString("d49515ed-972c-11e9-b935-0a0027009999");

    @Test
    public void findAllByStudentId() {
        //Given
        List<StudentExamAnswerEntity> studentExamAnswerEntities = setup_StudentExamAnswerEntityList();
        List<StudentExamAnswerEntity> expected = studentExamAnswerEntities.stream().filter(entity -> entity.getStudentId().equals(studentId)).collect(Collectors.toList());
        List<StudentExamAnswerEntity> notExpected = studentExamAnswerEntities.stream().filter(entity -> !entity.getStudentId().equals(studentId)).collect(Collectors.toList());

        //When
        List<StudentExamAnswerEntity> result = studentExamAnswerRepository.findAllByStudentId(studentId);

        //Then
        assertThat(result.size(), is(expected.size()));
        assertThat(result, containsInAnyOrder(expected.toArray()));
        assertThat(result, not(containsInAnyOrder(notExpected.toArray())));
    }

    @Test
    public void findAllByStudentId_idNotFound() {
        //Given
        setup_StudentExamAnswerEntityList();

        //When
        List<StudentExamAnswerEntity> result = studentExamAnswerRepository.findAllByStudentId(studentIdNotFound);

        //Then
        assertTrue(result.isEmpty());
    }

    private List<StudentExamAnswerEntity> setup_StudentExamAnswerEntityList() {
        List<StudentExamAnswerEntity> studentExamAnswerEntities = mockData.getFileAsObjectList("studentExamAnswerEntityList.json", new TypeToken<List<StudentExamAnswerEntity>>() {
        });
        studentExamAnswerEntities.forEach(entity -> entityManager.persist(entity));
        return studentExamAnswerEntities;
    }
}