Send mail mock

application/module-mail/src/test/java/org/fuseri/modulemail/service/MailControllerTest.java

@@ -7,10 +7,11 @@ import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
 import org.springframework.boot.test.context.SpringBootTest;
-import org.springframework.boot.test.mock.mockito.MockBean;
 import org.springframework.http.MediaType;
 import org.springframework.test.web.servlet.MockMvc;
 
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
 import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.*;
 import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
 
@@ -35,10 +36,12 @@ class MailControllerTest {
 
     @Test
     void sendMail() throws Exception {
-        // TODO use mocks
+        var mailDto = new MailDto("user@example.com", "Hello");
+        MailController mailController = mock(MailController.class);
+        when(mailController.sendMail(mailDto)).thenReturn("Success, you have sent: " + mailDto.getContent());
 
         mockMvc.perform(post("/mail")
-                        .content(asJsonString(new MailDto("12marting02@gmail.com", "Hello")))
+                        .content(asJsonString(mailDto))
                         .contentType(MediaType.APPLICATION_JSON))
                 .andExpect(status().isOk());
     }