Improve assertions for missing field tests

Author: royclarkson

spring-cloud-open-service-broker-autoconfigure/src/test/java/org/springframework/cloud/servicebroker/autoconfigure/web/reactive/ServiceInstanceBindingControllerIntegrationTests.java

@@ -16,6 +16,10 @@
 
 package org.springframework.cloud.servicebroker.autoconfigure.web.reactive;
 
+import java.nio.charset.StandardCharsets;
+import java.util.Objects;
+
+import com.jayway.jsonpath.JsonPath;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
@@ -382,8 +386,12 @@ void createBindingWithMissingFieldsFails() {
 			.expectBody()
 			.jsonPath("$.description")
 			.isNotEmpty()
-			.consumeWith((result) -> assertDescriptionContains(result, "serviceDefinitionId"))
-			.consumeWith((result) -> assertDescriptionContains(result, "planId"));
+			.consumeWith((result) -> {
+				String responseBody = new String(Objects.requireNonNull(result.getResponseBody()),
+						StandardCharsets.UTF_8);
+				String description = JsonPath.read(responseBody, "$.description");
+				assertThat(description).contains("Missing required fields:", "planId", "serviceDefinitionId");
+			});
 	}
 
 	@Test

spring-cloud-open-service-broker-autoconfigure/src/test/java/org/springframework/cloud/servicebroker/autoconfigure/web/reactive/ServiceInstanceControllerIntegrationTests.java

@@ -466,7 +466,7 @@ void createServiceInstanceWithMissingFieldsFails() throws Exception {
 				String responseBody = new String(Objects.requireNonNull(result.getResponseBody()),
 						StandardCharsets.UTF_8);
 				String description = JsonPath.read(responseBody, "$.description");
-				assertThat(description).contains("planId", "serviceDefinitionId");
+				assertThat(description).contains("Missing required fields:", "planId", "serviceDefinitionId");
 			});
 	}