Service Client - Usage in Tests

ServiceClientExampleIT

@SpringBootTest(classes = TestNGWithSpringApplication.class)
public class BookServiceClientExampleIT extends AbstractTestNGSpringContextTests {

    @Autowired
    BookServiceClient client;
    
    @Test
    public void createUpdateDeleteScenarioTest() throws IOException {
        Book createdBook = client.createBook(new Book("Title", "Author")).dto();
        String id = createdBook.getId();

        List<Book> getBooks = client.findBooks().dto();
        Book getCreatedBook = getBooks.stream()
                .filter(book -> id.equals(book.getId())).findAny().orElse(null);

        Book forUpdateBook = new Book("Title1", "Author2");
        Book updatedBook = client.updateBook(id, forUpdateBook).dto();

        Book getUpdatedBook = client.findBook(id).dto();

        client.deleteBook(id);
    }
}

See also
REST API client for TestNG and Spring Boot using Apache Http Components. Part 2