Polish "Migrate tests to JUnit 5"

See gh-360

pom.xml

@@ -58,10 +58,9 @@
       <artifactId>spring-boot-starter-test</artifactId>
       <scope>test</scope>
         <exclusions>
-            <!-- Exclude JUnit 4 from starter-test in favour of JUnit 5 -->
             <exclusion>
-                <groupId>junit</groupId>
-                <artifactId>junit</artifactId>
+                <groupId>org.junit.vintage</groupId>
+                <artifactId>junit-vintage-engine</artifactId>
             </exclusion>
         </exclusions>
     </dependency>

src/test/java/org/springframework/samples/petclinic/PetclinicIntegrationTests.java

@@ -22,13 +22,13 @@ import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.samples.petclinic.vet.VetRepository;
 
 @SpringBootTest
-public class PetclinicIntegrationTests {
+class PetclinicIntegrationTests {
 
     @Autowired
     private VetRepository vets;
 
     @Test
-    public void testFindAll() throws Exception {
+    void testFindAll() throws Exception {
         vets.findAll();
         vets.findAll(); // served from cache
     }

src/test/java/org/springframework/samples/petclinic/model/ValidatorTests.java

@@ -32,7 +32,7 @@ import static org.assertj.core.api.Assertions.assertThat;
  * @author Michael Isvy Simple test to make sure that Bean Validation is working (useful
  * when upgrading to a new version of Hibernate Validator/ Bean Validation)
  */
-public class ValidatorTests {
+class ValidatorTests {
 
     private Validator createValidator() {
         LocalValidatorFactoryBean localValidatorFactoryBean = new LocalValidatorFactoryBean();
@@ -41,7 +41,7 @@ public class ValidatorTests {
     }
 
     @Test
-    public void shouldNotValidateWhenFirstNameEmpty() {
+    void shouldNotValidateWhenFirstNameEmpty() {
 
         LocaleContextHolder.setLocale(Locale.ENGLISH);
         Person person = new Person();

src/test/java/org/springframework/samples/petclinic/owner/OwnerControllerTests.java

@@ -49,7 +49,7 @@ import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.
  * @author Colin But
  */
 @WebMvcTest(OwnerController.class)
-public class OwnerControllerTests {
+class OwnerControllerTests {
 
     private static final int TEST_OWNER_ID = 1;
 
@@ -65,7 +65,7 @@ public class OwnerControllerTests {
     private Owner george;
 
     @BeforeEach
-    public void setup() {
+    void setup() {
         george = new Owner();
         george.setId(TEST_OWNER_ID);
         george.setFirstName("George");
@@ -88,7 +88,7 @@ public class OwnerControllerTests {
     }
 
     @Test
-    public void testInitCreationForm() throws Exception {
+    void testInitCreationForm() throws Exception {
         mockMvc.perform(get("/owners/new"))
             .andExpect(status().isOk())
             .andExpect(model().attributeExists("owner"))
@@ -96,7 +96,7 @@ public class OwnerControllerTests {
     }
 
     @Test
-    public void testProcessCreationFormSuccess() throws Exception {
+    void testProcessCreationFormSuccess() throws Exception {
         mockMvc.perform(post("/owners/new")
             .param("firstName", "Joe")
             .param("lastName", "Bloggs")
@@ -108,7 +108,7 @@ public class OwnerControllerTests {
     }
 
     @Test
-    public void testProcessCreationFormHasErrors() throws Exception {
+    void testProcessCreationFormHasErrors() throws Exception {
         mockMvc.perform(post("/owners/new")
             .param("firstName", "Joe")
             .param("lastName", "Bloggs")
@@ -122,7 +122,7 @@ public class OwnerControllerTests {
     }
 
     @Test
-    public void testInitFindForm() throws Exception {
+    void testInitFindForm() throws Exception {
         mockMvc.perform(get("/owners/find"))
             .andExpect(status().isOk())
             .andExpect(model().attributeExists("owner"))
@@ -130,7 +130,7 @@ public class OwnerControllerTests {
     }
 
     @Test
-    public void testProcessFindFormSuccess() throws Exception {
+    void testProcessFindFormSuccess() throws Exception {
         given(this.owners.findByLastName("")).willReturn(Lists.newArrayList(george, new Owner()));
         mockMvc.perform(get("/owners"))
             .andExpect(status().isOk())
@@ -138,7 +138,7 @@ public class OwnerControllerTests {
     }
 
     @Test
-    public void testProcessFindFormByLastName() throws Exception {
+    void testProcessFindFormByLastName() throws Exception {
         given(this.owners.findByLastName(george.getLastName())).willReturn(Lists.newArrayList(george));
         mockMvc.perform(get("/owners")
             .param("lastName", "Franklin")
@@ -148,7 +148,7 @@ public class OwnerControllerTests {
     }
 
     @Test
-    public void testProcessFindFormNoOwnersFound() throws Exception {
+    void testProcessFindFormNoOwnersFound() throws Exception {
         mockMvc.perform(get("/owners")
             .param("lastName", "Unknown Surname")
         )
@@ -159,7 +159,7 @@ public class OwnerControllerTests {
     }
 
     @Test
-    public void testInitUpdateOwnerForm() throws Exception {
+    void testInitUpdateOwnerForm() throws Exception {
         mockMvc.perform(get("/owners/{ownerId}/edit", TEST_OWNER_ID))
             .andExpect(status().isOk())
             .andExpect(model().attributeExists("owner"))
@@ -172,7 +172,7 @@ public class OwnerControllerTests {
     }
 
     @Test
-    public void testProcessUpdateOwnerFormSuccess() throws Exception {
+    void testProcessUpdateOwnerFormSuccess() throws Exception {
         mockMvc.perform(post("/owners/{ownerId}/edit", TEST_OWNER_ID)
             .param("firstName", "Joe")
             .param("lastName", "Bloggs")
@@ -185,7 +185,7 @@ public class OwnerControllerTests {
     }
 
     @Test
-    public void testProcessUpdateOwnerFormHasErrors() throws Exception {
+    void testProcessUpdateOwnerFormHasErrors() throws Exception {
         mockMvc.perform(post("/owners/{ownerId}/edit", TEST_OWNER_ID)
             .param("firstName", "Joe")
             .param("lastName", "Bloggs")
@@ -199,7 +199,7 @@ public class OwnerControllerTests {
     }
 
     @Test
-    public void testShowOwner() throws Exception {
+    void testShowOwner() throws Exception {
         mockMvc.perform(get("/owners/{ownerId}", TEST_OWNER_ID))
             .andExpect(status().isOk())
             .andExpect(model().attribute("owner", hasProperty("lastName", is("Franklin"))))

src/test/java/org/springframework/samples/petclinic/owner/PetControllerTests.java

@@ -42,7 +42,7 @@ import org.springframework.test.web.servlet.MockMvc;
     includeFilters = @ComponentScan.Filter(
                             value = PetTypeFormatter.class,
                             type = FilterType.ASSIGNABLE_TYPE))
-public class PetControllerTests {
+class PetControllerTests {
 
     private static final int TEST_OWNER_ID = 1;
     private static final int TEST_PET_ID = 1;
@@ -58,7 +58,7 @@ public class PetControllerTests {
     private OwnerRepository owners;
 
     @BeforeEach
-    public void setup() {
+    void setup() {
         PetType cat = new PetType();
         cat.setId(3);
         cat.setName("hamster");
@@ -69,7 +69,7 @@ public class PetControllerTests {
     }
 
     @Test
-    public void testInitCreationForm() throws Exception {
+    void testInitCreationForm() throws Exception {
         mockMvc.perform(get("/owners/{ownerId}/pets/new", TEST_OWNER_ID))
             .andExpect(status().isOk())
             .andExpect(view().name("pets/createOrUpdatePetForm"))
@@ -77,7 +77,7 @@ public class PetControllerTests {
     }
 
     @Test
-    public void testProcessCreationFormSuccess() throws Exception {
+    void testProcessCreationFormSuccess() throws Exception {
         mockMvc.perform(post("/owners/{ownerId}/pets/new", TEST_OWNER_ID)
             .param("name", "Betty")
             .param("type", "hamster")
@@ -88,7 +88,7 @@ public class PetControllerTests {
     }
 
     @Test
-    public void testProcessCreationFormHasErrors() throws Exception {
+    void testProcessCreationFormHasErrors() throws Exception {
         mockMvc.perform(post("/owners/{ownerId}/pets/new", TEST_OWNER_ID)
             .param("name", "Betty")
             .param("birthDate", "2015-02-12")
@@ -102,7 +102,7 @@ public class PetControllerTests {
     }
 
     @Test
-    public void testInitUpdateForm() throws Exception {
+    void testInitUpdateForm() throws Exception {
         mockMvc.perform(get("/owners/{ownerId}/pets/{petId}/edit", TEST_OWNER_ID, TEST_PET_ID))
             .andExpect(status().isOk())
             .andExpect(model().attributeExists("pet"))
@@ -110,7 +110,7 @@ public class PetControllerTests {
     }
 
     @Test
-    public void testProcessUpdateFormSuccess() throws Exception {
+    void testProcessUpdateFormSuccess() throws Exception {
         mockMvc.perform(post("/owners/{ownerId}/pets/{petId}/edit", TEST_OWNER_ID, TEST_PET_ID)
             .param("name", "Betty")
             .param("type", "hamster")
@@ -121,7 +121,7 @@ public class PetControllerTests {
     }
 
     @Test
-    public void testProcessUpdateFormHasErrors() throws Exception {
+    void testProcessUpdateFormHasErrors() throws Exception {
         mockMvc.perform(post("/owners/{ownerId}/pets/{petId}/edit", TEST_OWNER_ID, TEST_PET_ID)
             .param("name", "Betty")
             .param("birthDate", "2015/02/12")

src/test/java/org/springframework/samples/petclinic/owner/PetTypeFormatterTests.java

@@ -38,7 +38,7 @@ import static org.mockito.BDDMockito.given;
  * @author Colin But
  */
 @ExtendWith(MockitoExtension.class)
-public class PetTypeFormatterTests {
+class PetTypeFormatterTests {
 
     @Mock
     private PetRepository pets;
@@ -46,12 +46,12 @@ public class PetTypeFormatterTests {
     private PetTypeFormatter petTypeFormatter;
 
     @BeforeEach
-    public void setup() {
+    void setup() {
         this.petTypeFormatter = new PetTypeFormatter(pets);
     }
 
     @Test
-    public void testPrint() {
+    void testPrint() {
         PetType petType = new PetType();
         petType.setName("Hamster");
         String petTypeName = this.petTypeFormatter.print(petType, Locale.ENGLISH);
@@ -59,14 +59,14 @@ public class PetTypeFormatterTests {
     }
 
     @Test
-    public void shouldParse() throws ParseException {
+    void shouldParse() throws ParseException {
         given(this.pets.findPetTypes()).willReturn(makePetTypes());
         PetType petType = petTypeFormatter.parse("Bird", Locale.ENGLISH);
         assertThat(petType.getName()).isEqualTo("Bird");
     }
 
     @Test
-    public void shouldThrowParseException() throws ParseException {
+    void shouldThrowParseException() throws ParseException {
         given(this.pets.findPetTypes()).willReturn(makePetTypes());
         Assertions.assertThrows(ParseException.class, () -> {
             petTypeFormatter.parse("Fish", Locale.ENGLISH);

src/test/java/org/springframework/samples/petclinic/owner/VisitControllerTests.java

@@ -37,7 +37,7 @@ import org.springframework.test.web.servlet.MockMvc;
  * @author Colin But
  */
 @WebMvcTest(VisitController.class)
-public class VisitControllerTests {
+class VisitControllerTests {
 
     private static final int TEST_PET_ID = 1;
 
@@ -51,19 +51,19 @@ public class VisitControllerTests {
     private PetRepository pets;
 
     @BeforeEach
-    public void init() {
+    void init() {
         given(this.pets.findById(TEST_PET_ID)).willReturn(new Pet());
     }
 
     @Test
-    public void testInitNewVisitForm() throws Exception {
+    void testInitNewVisitForm() throws Exception {
         mockMvc.perform(get("/owners/*/pets/{petId}/visits/new", TEST_PET_ID))
             .andExpect(status().isOk())
             .andExpect(view().name("pets/createOrUpdateVisitForm"));
     }
 
     @Test
-    public void testProcessNewVisitFormSuccess() throws Exception {
+    void testProcessNewVisitFormSuccess() throws Exception {
         mockMvc.perform(post("/owners/*/pets/{petId}/visits/new", TEST_PET_ID)
             .param("name", "George")
             .param("description", "Visit Description")
@@ -73,7 +73,7 @@ public class VisitControllerTests {
     }
 
     @Test
-    public void testProcessNewVisitFormHasErrors() throws Exception {
+    void testProcessNewVisitFormHasErrors() throws Exception {
         mockMvc.perform(post("/owners/*/pets/{petId}/visits/new", TEST_PET_ID)
             .param("name", "George")
         )

src/test/java/org/springframework/samples/petclinic/service/ClinicServiceTests.java

@@ -22,7 +22,6 @@ import java.time.LocalDate;
 import java.util.Collection;
 
 import org.junit.jupiter.api.Test;
-import org.junit.jupiter.api.extension.ExtendWith;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.autoconfigure.orm.jpa.DataJpaTest;
 import org.springframework.context.annotation.ComponentScan;
@@ -58,9 +57,8 @@ import org.springframework.transaction.annotation.Transactional;
  * @author Michael Isvy
  * @author Dave Syer
  */
-
 @DataJpaTest(includeFilters = @ComponentScan.Filter(Service.class))
-public class ClinicServiceTests {
+class ClinicServiceTests {
 
     @Autowired
     protected OwnerRepository owners;
@@ -75,7 +73,7 @@ public class ClinicServiceTests {
     protected VetRepository vets;
 
     @Test
-    public void shouldFindOwnersByLastName() {
+    void shouldFindOwnersByLastName() {
         Collection<Owner> owners = this.owners.findByLastName("Davis");
         assertThat(owners).hasSize(2);
 
@@ -84,7 +82,7 @@ public class ClinicServiceTests {
     }
 
     @Test
-    public void shouldFindSingleOwnerWithPet() {
+    void shouldFindSingleOwnerWithPet() {
         Owner owner = this.owners.findById(1);
         assertThat(owner.getLastName()).startsWith("Franklin");
         assertThat(owner.getPets()).hasSize(1);
@@ -94,7 +92,7 @@ public class ClinicServiceTests {
 
     @Test
     @Transactional
-    public void shouldInsertOwner() {
+    void shouldInsertOwner() {
         Collection<Owner> owners = this.owners.findByLastName("Schultz");
         int found = owners.size();
 
@@ -113,7 +111,7 @@ public class ClinicServiceTests {
 
     @Test
     @Transactional
-    public void shouldUpdateOwner() {
+    void shouldUpdateOwner() {
         Owner owner = this.owners.findById(1);
         String oldLastName = owner.getLastName();
         String newLastName = oldLastName + "X";
@@ -127,7 +125,7 @@ public class ClinicServiceTests {
     }
 
     @Test
-    public void shouldFindPetWithCorrectId() {
+    void shouldFindPetWithCorrectId() {
         Pet pet7 = this.pets.findById(7);
         assertThat(pet7.getName()).startsWith("Samantha");
         assertThat(pet7.getOwner().getFirstName()).isEqualTo("Jean");
@@ -135,7 +133,7 @@ public class ClinicServiceTests {
     }
 
     @Test
-    public void shouldFindAllPetTypes() {
+    void shouldFindAllPetTypes() {
         Collection<PetType> petTypes = this.pets.findPetTypes();
 
         PetType petType1 = EntityUtils.getById(petTypes, PetType.class, 1);
@@ -146,7 +144,7 @@ public class ClinicServiceTests {
 
     @Test
     @Transactional
-    public void shouldInsertPetIntoDatabaseAndGenerateId() {
+    void shouldInsertPetIntoDatabaseAndGenerateId() {
         Owner owner6 = this.owners.findById(6);
         int found = owner6.getPets().size();
 
@@ -169,7 +167,7 @@ public class ClinicServiceTests {
 
     @Test
     @Transactional
-    public void shouldUpdatePetName() throws Exception {
+    void shouldUpdatePetName() throws Exception {
         Pet pet7 = this.pets.findById(7);
         String oldName = pet7.getName();
 
@@ -182,7 +180,7 @@ public class ClinicServiceTests {
     }
 
     @Test
-    public void shouldFindVets() {
+    void shouldFindVets() {
         Collection<Vet> vets = this.vets.findAll();
 
         Vet vet = EntityUtils.getById(vets, Vet.class, 3);
@@ -194,7 +192,7 @@ public class ClinicServiceTests {
 
     @Test
     @Transactional
-    public void shouldAddNewVisitForPet() {
+    void shouldAddNewVisitForPet() {
         Pet pet7 = this.pets.findById(7);
         int found = pet7.getVisits().size();
         Visit visit = new Visit();
@@ -209,7 +207,7 @@ public class ClinicServiceTests {
     }
 
     @Test
-    public void shouldFindVisitsByPetId() throws Exception {
+    void shouldFindVisitsByPetId() throws Exception {
         Collection<Visit> visits = this.visits.findByPetId(7);
         assertThat(visits).hasSize(2);
         Visit[] visitArr = visits.toArray(new Visit[visits.size()]);

src/test/java/org/springframework/samples/petclinic/system/CrashControllerTests.java

@@ -36,13 +36,13 @@ import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.
 // Waiting https://github.com/spring-projects/spring-boot/issues/5574
 @Disabled
 @WebMvcTest(controllers = CrashController.class)
-public class CrashControllerTests {
+class CrashControllerTests {
 
     @Autowired
     private MockMvc mockMvc;
 
     @Test
-    public void testTriggerException() throws Exception {
+    void testTriggerException() throws Exception {
         mockMvc.perform(get("/oups")).andExpect(view().name("exception"))
                 .andExpect(model().attributeExists("exception"))
                 .andExpect(forwardedUrl("exception")).andExpect(status().isOk());

src/test/java/org/springframework/samples/petclinic/vet/VetControllerTests.java

@@ -38,7 +38,7 @@ import org.springframework.test.web.servlet.ResultActions;
  * Test class for the {@link VetController}
  */
 @WebMvcTest(VetController.class)
-public class VetControllerTests {
+class VetControllerTests {
 
     @Autowired
     private MockMvc mockMvc;
@@ -47,7 +47,7 @@ public class VetControllerTests {
     private VetRepository vets;
 
     @BeforeEach
-    public void setup() {
+    void setup() {
         Vet james = new Vet();
         james.setFirstName("James");
         james.setLastName("Carter");
@@ -64,7 +64,7 @@ public class VetControllerTests {
     }
 
     @Test
-    public void testShowVetListHtml() throws Exception {
+    void testShowVetListHtml() throws Exception {
         mockMvc.perform(get("/vets.html"))
             .andExpect(status().isOk())
             .andExpect(model().attributeExists("vets"))
@@ -72,7 +72,7 @@ public class VetControllerTests {
     }
 
     @Test
-    public void testShowResourcesVetList() throws Exception {
+    void testShowResourcesVetList() throws Exception {
         ResultActions actions = mockMvc.perform(get("/vets")
             .accept(MediaType.APPLICATION_JSON)).andExpect(status().isOk());
         actions.andExpect(content().contentType(MediaType.APPLICATION_JSON))

src/test/java/org/springframework/samples/petclinic/vet/VetTests.java

@@ -22,12 +22,11 @@ import static org.assertj.core.api.Assertions.assertThat;
 
 /**
  * @author Dave Syer
- *
  */
-public class VetTests {
+class VetTests {
 
     @Test
-    public void testSerialization() {
+    void testSerialization() {
         Vet vet = new Vet();
         vet.setFirstName("Zaphod");
         vet.setLastName("Beeblebrox");