juplo.de Git - demos/testing/blob - src/test/java/de/juplo/demo/RestControllerTest.java

   1 package de.juplo.demo;
   2
   3
   4 import org.junit.jupiter.api.BeforeEach;
   5 import org.junit.jupiter.api.DisplayName;
   6 import org.junit.jupiter.api.Test;
   7 import org.mockito.Mockito;
   8 import static org.mockito.Mockito.when;
   9 import reactor.core.publisher.Mono;
  10 import reactor.test.StepVerifier;
  11
  12
  13 /**
  14  * Unit-Test for class {@link RestController}.
  15  * @author Kai Moritz
  16  */
  17 public class RestControllerTest
  18 {
  19   RestController controller;
  20   RemoteContentService service;
  21
  22
  23   @BeforeEach
  24   void setUp()
  25   {
  26     service = Mockito.mock(RemoteContentService.class);
  27     controller = new RestController(service);
  28   }
  29
  30
  31   @Test
  32   @DisplayName("Data successfully fetched from remote-server")
  33   void testResponseOK()
  34   {
  35     when(service.getRemoteText("foo")).thenReturn(Mono.just("bar"));
  36
  37     Mono<String> result = controller.fetch("foo");
  38
  39     StepVerifier
  40         .create(result)
  41         .expectNext("bar")
  42         .expectComplete()
  43         .verify();
  44   }
  45 }