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emineoymak
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Merge remote-tracking branch 'origin/BAEL-2399' into BAEL-2399
2 parents e62fd6b + ee15e87 commit 0c60584

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‎guice/src/test/java/com/baeldung/examples/GuiceUnitTest.java‎

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package com.baeldung.examples;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertNotNull;
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import org.junit.Test;
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import com.baeldung.examples.common.BookService;
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import com.baeldung.examples.guice.Employee;
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import com.baeldung.examples.guice.FooGenerator;
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import com.baeldung.examples.guice.GuiceUser;
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import com.baeldung.examples.guice.GuiceUserService;
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import com.baeldung.examples.guice.Person;
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import com.baeldung.examples.guice.modules.GuiceModule;
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import com.google.inject.Guice;
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import com.google.inject.Injector;
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public class GuiceUnitTest {
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@Test
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public void givenAccountFieldInjectedInGuiceUser_WhenGetAccountInvoked_ThenReturnValueIsNotNull() {
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Injector injector = Guice.createInjector(new GuiceModule());
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GuiceUser guiceUser = injector.getInstance(GuiceUser.class);
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assertNotNull(guiceUser.getAccount());
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}
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@Test
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public void givenAccountServiceInjectedInGuiceUserService_WhenGetAccountServiceInvoked_ThenReturnValueIsNotNull() {
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Injector injector = Guice.createInjector(new GuiceModule());
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GuiceUserService guiceUserService = injector.getInstance(GuiceUserService.class);
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assertNotNull(guiceUserService.getAccountService());
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}
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@Test
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public void givenBookServiceIsRegisteredInModule_WhenBookServiceIsInjected_ThenReturnValueIsNotNull() {
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Injector injector = Guice.createInjector(new GuiceModule());
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BookService bookService = injector.getInstance(BookService.class);
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assertNotNull(bookService);
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}
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@Test
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public void givenFooGeneratorConstructorParameterIsNotNullable_WhenFooGeneratorIsInjected_ThenTestFailsByProvisionException() {
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Injector injector = Guice.createInjector(new GuiceModule());
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FooGenerator fooGenerator = injector.getInstance(FooGenerator.class);
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assertNotNull(fooGenerator);
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}
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@Test
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public void givenMultipleBindingsForPerson_WhenPersonIsInjected_ThenTestFailsByProvisionException() {
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Injector injector = Guice.createInjector(new GuiceModule());
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Person person = injector.getInstance(Person.class);
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assertNotNull(person);
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}
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@Test
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public void givenEmployeeConstructorAnnotatedByInject_WhenEmployeeIsInjected_ThenInstanceWillBeCreatedFromTheConstructor() {
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Injector injector = Guice.createInjector(new GuiceModule());
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Employee employee = injector.getInstance(Employee.class);
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assertNotNull(employee);
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assertEquals("Default", employee.getLastName());
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}
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@Test
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public void givenAddressAutowiredToGuiceUserBySetterInjection_WhenGuiceUserIsInjected_ThenAddressInitializedByTheSetter() {
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Injector injector = Guice.createInjector(new GuiceModule());
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GuiceUser guiceUser = injector.getInstance(GuiceUser.class);
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assertNotNull(guiceUser);
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assertNotNull(guiceUser.getAddress());
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assertEquals("Default", guiceUser.getAddress().getCity());
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}
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}
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package com.baeldung.examples;
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import static org.junit.Assert.assertNotNull;
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import org.junit.Test;
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import com.baeldung.examples.common.BookService;
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import com.baeldung.examples.guice.FooGenerator;
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import com.baeldung.examples.guice.GuicePersonService;
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import com.baeldung.examples.guice.GuiceUser;
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import com.baeldung.examples.guice.GuiceUserService;
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import com.baeldung.examples.guice.Person;
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import com.baeldung.examples.guice.modules.GuiceModule;
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import com.google.inject.Guice;
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import com.google.inject.Injector;
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public class GuiceUnitTest {
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@Test
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public void givenAccountInjectedInGuiceUser_WhenGetAccountInvoked_ThenReturnValueIsNotNull() {
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Injector injector = Guice.createInjector(new GuiceModule());
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GuiceUser guiceUser = injector.getInstance(GuiceUser.class);
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assertNotNull(guiceUser.getAccount());
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}
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@Test
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public void givenPersonDaoInjectedInGuicePersonService_WhenGetPersonDaoInvoked_ThenReturnValueIsNotNull() {
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Injector injector = Guice.createInjector(new GuiceModule());
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GuicePersonService personService = injector.getInstance(GuicePersonService.class);
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assertNotNull(personService);
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assertNotNull(personService.getPersonDao());
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}
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@Test
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public void givenAccountServiceInjectedInGuiceUserService_WhenGetAccountServiceInvoked_ThenReturnValueIsNotNull() {
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Injector injector = Guice.createInjector(new GuiceModule());
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GuiceUserService guiceUserService = injector.getInstance(GuiceUserService.class);
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assertNotNull(guiceUserService.getAccountService());
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}
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@Test
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public void givenBookServiceIsRegisteredInModule_WhenBookServiceIsInjected_ThenReturnValueIsNotNull() {
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Injector injector = Guice.createInjector(new GuiceModule());
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BookService bookService = injector.getInstance(BookService.class);
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assertNotNull(bookService);
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}
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@Test
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public void givenFooGeneratorConstructorParameterIsNotNullable_WhenFooGeneratorIsInjected_ThenTestFailsByProvisionException() {
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Injector injector = Guice.createInjector(new GuiceModule());
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FooGenerator fooGenerator = injector.getInstance(FooGenerator.class);
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assertNotNull(fooGenerator);
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}
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@Test
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public void givenMultipleBindingsForPerson_WhenPersonIsInjected_ThenTestFailsByProvisionException() {
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Injector injector = Guice.createInjector(new GuiceModule());
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Person person = injector.getInstance(Person.class);
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assertNotNull(person);
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}
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@Test
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public void givenGuicePersonServiceConstructorAnnotatedByInject_WhenGuicePersonServiceIsInjected_ThenInstanceWillBeCreatedFromTheConstructor() {
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Injector injector = Guice.createInjector(new GuiceModule());
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GuicePersonService personService = injector.getInstance(GuicePersonService.class);
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assertNotNull(personService);
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}
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@Test
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public void givenPersonDaoInjectedToGuicePersonServiceBySetterInjection_WhenGuicePersonServiceIsInjected_ThenPersonDaoInitializedByTheSetter() {
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Injector injector = Guice.createInjector(new GuiceModule());
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GuicePersonService personService = injector.getInstance(GuicePersonService.class);
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assertNotNull(personService);
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assertNotNull(personService.getPersonDao());
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}
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}

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