WhenSecurityServiceNeedsUsersInformation.java

@RunWith(SerenityRunner.class)
public class WhenSecurityServiceNeedsUsersInformation {

    private String theRestApiBaseUrl;
    private EnvironmentVariables environmentVariables;
    private Actor securityService;


    @Before
    public void configureBaseUrl() {
        theRestApiBaseUrl = environmentVariables.optionalProperty("restapi.baseurl")
                                                   .orElseThrow(IllegalArgumentException::new);

        securityService = Actor.named("Security service").whoCan(CallAnApi.at(theRestApiBaseUrl));
    }

    @Test
    public void list_all_users() {
        securityService.attemptsTo(
            UserTasks.listAllUsers()
        );

        securityService.should(
                seeThatResponse("all the expected users should be returned",
                        response -> response.statusCode(200)
                                            .body("data.first_name", hasItems("George", "Janet", "Emma")))
        );
    }

    @Test
    public void find_an_individual_user() {
        securityService.attemptsTo(
            FindAUser.withId(1)
        );

        securityService.should(
                seeThatResponse( "User details should be correct",
                        response -> response.statusCode(200)
                                            .body("data.first_name", equalTo("George"))
                                            .body("data.last_name", equalTo("Bluth"))
                )
        );
    }

}