Sync reactor-netty client response update and uncomment in tests

spring-web/src/main/java/org/springframework/http/client/reactive/ReactorClientHttpConnector.java

@@ -65,7 +65,6 @@ public class ReactorClientHttpConnector implements ClientHttpConnector {
 						uri.toString(),
 						httpClientRequest -> requestCallback
 								.apply(new ReactorClientHttpRequest(method, uri, httpClientRequest)))
-				.otherwise(HttpClientException.class, exc -> Mono.just(exc.getResponse()))
 				.map(ReactorClientHttpResponse::new);
 	}
 

spring-web/src/main/java/org/springframework/http/client/reactive/ReactorClientHttpRequest.java

@@ -53,7 +53,7 @@ public class ReactorClientHttpRequest extends AbstractClientHttpRequest {
 			HttpClientRequest httpRequest) {
 		this.httpMethod = httpMethod;
 		this.uri = uri;
-		this.httpRequest = httpRequest;
+		this.httpRequest = httpRequest.failOnClientError(false);
 		this.bufferFactory = new NettyDataBufferFactory(httpRequest.alloc());
 	}
 

spring-web/src/test/java/org/springframework/http/server/reactive/AbstractHttpHandlerIntegrationTests.java

@@ -47,7 +47,7 @@ public abstract class AbstractHttpHandlerIntegrationTests {
 		return new Object[][] {
 				{new JettyHttpServer()},
 				{new RxNettyHttpServer()},
-				//{new ReactorHttpServer()},
+				{new ReactorHttpServer()},
 				{new TomcatHttpServer(base.getAbsolutePath())},
 				{new UndertowHttpServer()}
 		};