OZG-4814 rewritten Http ENdpoint test

src/test/java/de/ozgcloud/admin/environment/MongoConfigServerITCase.java

+package de.ozgcloud.admin.environment;
+
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.*;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.*;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.springframework.test.web.servlet.MockMvc;
+import org.springframework.test.web.servlet.setup.MockMvcBuilders;
+import org.springframework.web.context.WebApplicationContext;
+
+import de.ozgcloud.common.test.ITCase;
+
+@ITCase
+class MongoConfigServerITCase {
+	private final String APPNAME = "testapp";
+	private final String PROFILE = "testprofile";
+	private final String LABEL = "testlabel";
+
+	private MockMvc mockMvc;
+
+	@BeforeEach
+	void setup(WebApplicationContext context) {
+		mockMvc = MockMvcBuilders.webAppContextSetup(context).build();
+	}
+
+	@Test
+	void shouldHaveHttpEndpoint() throws Exception {
+		mockMvc.perform(get("/" + APPNAME + "/" + PROFILE + "/" + LABEL))
+				.andExpect(status().isOk());
+	}
+}

src/test/java/de/ozgcloud/admin/environment/MongoConfigServerTest.java

-package de.ozgcloud.admin.environment;
-
-import static org.junit.jupiter.api.Assertions.*;
-
-import org.junit.jupiter.api.Test;
-import org.springframework.boot.test.context.SpringBootTest;
-import org.springframework.boot.test.context.SpringBootTest.WebEnvironment;
-import org.springframework.boot.test.web.client.TestRestTemplate;
-import org.springframework.boot.test.web.server.LocalServerPort;
-import org.springframework.cloud.config.environment.Environment;
-import org.springframework.http.HttpStatus;
-import org.springframework.http.ResponseEntity;
-
-import de.ozgcloud.admin.AdministrationApplication;
-
-@SpringBootTest(classes = AdministrationApplication.class, webEnvironment = WebEnvironment.DEFINED_PORT)
-class MongoConfigServerTest {
-	private final String APPNAME = "testapp";
-	private final String PROFILE = "testprofile";
-	private final String LABEL = "testlabel";
-	@LocalServerPort
-	private int port;
-
-	@Test
-	void shouldHaveHttpEndpoint() {
-		ResponseEntity<Environment> response = new TestRestTemplate().getForEntity("http://localhost:"
-				+ port + "/" + APPNAME + "/" + PROFILE + "/" + LABEL, Environment.class);
-		assertEquals(HttpStatus.OK, response.getStatusCode());
-	}
-}