Basic report tests

src/test/java/cz/fi/muni/pa165/seminar4/group7/secretservice/dao/ReportDaoTests.java

+package cz.fi.muni.pa165.seminar4.group7.secretservice.dao;
+
+import cz.fi.muni.pa165.seminar4.group7.secretservice.entity.Report;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+
+import javax.transaction.Transactional;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+/**
+ * @author Milan Mozolak
+ */
+@SpringBootTest
+@Transactional
+class ReportDaoTests {
+
+    @Autowired
+    private ReportDao reportDao;
+
+    @BeforeEach
+    private void reset() {
+        reportDao.deleteAll();
+    }
+
+    private Report createNewReport() {
+        return new Report().setReport("Test");
+    }
+
+    @Test
+    void create() {
+        assertThat(reportDao.findAll()).isEmpty();
+        var report = createNewReport();
+
+        reportDao.save(report);
+        assertThat(reportDao.findAll()).hasSize(1);
+    }
+
+    @Test
+    void findByIdExisting() {
+        var report = createNewReport();
+        reportDao.save(report);
+
+        var find = reportDao.findById(report.getId());
+        assertThat(find).isPresent();
+    }
+
+    @Test
+    void findByIdNonExisting() {
+        assertThat(reportDao.findAll()).isEmpty();
+
+        var find = reportDao.findById(1L);
+        assertThat(find).isEmpty();
+    }
+
+    @Test
+    void findAll() {
+        for (int i = 1; i < 10; i++) {
+            reportDao.save(createNewReport());
+            assertThat(reportDao.findAll()).hasSize(i);
+        }
+    }
+
+    @Test
+    void update() {
+        var r1 = createNewReport();
+        reportDao.save(r1);
+        var r2 = reportDao.findById(r1.getId());
+        assertThat(r2).isNotEmpty();
+        assertEquals(r1.getReport(), r2.get().getReport());
+
+        r1.setReport("Report 2");
+        reportDao.save(r1);
+
+        var r3 = reportDao.findById(r1.getId());
+        assertThat(r3).isNotEmpty();
+        assertEquals(r1.getReport(), r3.get().getReport());
+        assertEquals(r1.getReport(), r2.get().getReport());
+    }
+
+    @Test
+    void delete() {
+        var report = createNewReport();
+
+        reportDao.save(report);
+        assertThat(reportDao.findAll()).hasSize(1);
+
+        reportDao.delete(report);
+        assertThat(reportDao.findAll()).isEmpty();
+    }
+
+    @Test
+    void createDuplicate() {
+        var report = createNewReport();
+        reportDao.save(report);
+        assertThat(reportDao.findAll()).hasSize(1);
+
+        var report2 = reportDao.findById(report.getId());
+        assertThat(report2).isPresent();
+        reportDao.save(report2.get());
+
+        assertEquals(report.getId(), report2.get().getId());
+        assertThat(reportDao.findAll()).hasSize(1);
+    }
+}