JUnit5 style Pact Consumer

PactConsumerJUnit5Test.java

@ExtendWith(PactConsumerTestExt.class)
public class PactConsumerJUnit5Test {

    @Pact(provider = "UserServiceJUnit5", consumer = "UserConsumer")
    public V4Pact getAllUsers(PactBuilder builder) {

        String expectedUsers = """
                [
                    {
                        "id": 1,
                        "name": "Jane Doe"
                    },
                    {
                        "id": 2,
                        "name": "John Doe"
                    }
                ]
                """;

        return builder
                .usingLegacyDsl()
                .given("A running user service")
                .uponReceiving("A request for a user list")
                .path("/users")
                .method("GET")
                .willRespondWith()
                .status(200)
                .headers(Map.of("Content-Type", "application/json"))
                .body(expectedUsers)
                .toPact()
                .asV4Pact()
                .get();
    }

    @Test
    @PactTestFor(providerName = "UserServiceJUnit5", pactMethod = "getAllUsers")
    void getAllUsers(MockServer mockServer) {
        RestTemplate restTemplate = new RestTemplateBuilder().rootUri(mockServer.getUrl()).build();
        User[] response = restTemplate.getForObject("/users", User[].class);

        assertThat(response)
                .isNotNull()
                .containsExactly(
                        new User(1, "Jane Doe"),
                        new User(2, "John Doe")
                );
    }

}