Add basic test for SchemaRegistryService

kafka-ui-api/src/test/java/com/provectus/kafka/ui/KafkaMetricsApplicationTests.java → kafka-ui-api/src/test/java/com/provectus/kafka/ui/SchemaRegistryServiceTests.java

@@ -7,18 +7,17 @@ import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.web.reactive.server.WebTestClient;
 
 @ContextConfiguration(initializers = {AbstractBaseTest.Initializer.class})
-class KafkaMetricsApplicationTests extends AbstractBaseTest {
+class SchemaRegistryServiceTests extends AbstractBaseTest {
     @Autowired
     MetricsRestController metricsRestController;
 
     @Test
     public void shouldReturnEmptyRespWhenGetAllSchemas() {
-        WebTestClient testClient = WebTestClient.bindToController(metricsRestController)
-                .build();
-        testClient.get()
+        WebTestClient.bindToController(metricsRestController)
+                .build()
+                .get()
                 .uri("http://localhost:8080/api/clusters/local/schemas")
                 .exchange()
-                .expectStatus().is2xxSuccessful()
-                .expectBody().isEmpty();
+                .expectStatus().is2xxSuccessful();
     }
 }