fix(rest): add Retrofit2SyncCall.execute to RestService in RestEventS…

…ervice (#1480)

* test(rest): add a test to demonstrate that RestEventService.sendEvent is failing to make the RestService.recordEvent api call

* fix(rest): add Retrofit2SyncCall.execute to RestService in RestEventService

echo-rest/echo-rest.gradle

@@ -31,4 +31,5 @@ dependencies {
   testImplementation project(':echo-test')
   testImplementation "com.github.tomakehurst:wiremock-jre8"
   testImplementation "org.springframework.boot:spring-boot-starter-test"
+  testImplementation "com.squareup.retrofit2:retrofit-mock"
 }

echo-rest/src/main/java/com/netflix/spinnaker/echo/events/RestEventService.java

@@ -19,6 +19,7 @@
 import com.netflix.spinnaker.echo.config.RestProperties;
 import com.netflix.spinnaker.echo.config.RestUrls;
 import com.netflix.spinnaker.kork.core.RetrySupport;
+import com.netflix.spinnaker.kork.retrofit.Retrofit2SyncCall;
 import io.github.resilience4j.circuitbreaker.CircuitBreaker;
 import io.github.resilience4j.circuitbreaker.CircuitBreakerRegistry;
 import java.time.Duration;
@@ -55,7 +56,7 @@ public void sendEventWithCircuitBreaker(
    */
   public void sendEvent(Map<String, Object> event, RestUrls.Service service) {
     retrySupport.retry(
-        () -> service.getClient().recordEvent(event),
+        () -> Retrofit2SyncCall.execute(service.getClient().recordEvent(event)),
         service.getConfig().getRetryCount(),
         Duration.ofMillis(200),
         false);

echo-rest/src/test/java/com/netflix/spinnaker/echo/events/RestEventListenerTest.java

@@ -31,12 +31,15 @@
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import okhttp3.MediaType;
+import okhttp3.ResponseBody;
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
 import org.mockito.Mockito;
 import org.mockito.junit.jupiter.MockitoExtension;
+import retrofit2.mock.Calls;
 
 @ExtendWith(MockitoExtension.class)
 class RestEventListenerTest {
@@ -221,6 +224,8 @@ void exceptionInSendingEventToOneHostDoesNotAffectSecondHost() {
     Map<String, Object> expectedEvent = listener.getMapper().convertValue(event, Map.class);
 
     Mockito.when(restService.recordEvent(expectedEvent)).thenThrow(new RuntimeException());
+    Mockito.when(restService2.recordEvent(expectedEvent))
+        .thenReturn(Calls.response(ResponseBody.create(MediaType.parse("application/json"), "{}")));
 
     listener.processEvent(event);
 

echo-rest/src/test/java/com/netflix/spinnaker/echo/events/RestEventServiceTest.java

@@ -0,0 +1,115 @@
+/*
+ * Copyright 2025 OpsMx, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.netflix.spinnaker.echo.events;
+
+import static com.github.tomakehurst.wiremock.client.WireMock.aResponse;
+import static com.github.tomakehurst.wiremock.client.WireMock.post;
+import static com.github.tomakehurst.wiremock.client.WireMock.postRequestedFor;
+import static com.github.tomakehurst.wiremock.client.WireMock.stubFor;
+import static com.github.tomakehurst.wiremock.client.WireMock.urlEqualTo;
+import static com.github.tomakehurst.wiremock.client.WireMock.verify;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.github.tomakehurst.wiremock.WireMockServer;
+import com.github.tomakehurst.wiremock.client.WireMock;
+import com.github.tomakehurst.wiremock.core.WireMockConfiguration;
+import com.netflix.spinnaker.echo.api.events.Event;
+import com.netflix.spinnaker.echo.config.RestProperties;
+import com.netflix.spinnaker.echo.config.RestUrls;
+import com.netflix.spinnaker.echo.rest.RestService;
+import com.netflix.spinnaker.echo.util.RetrofitUtils;
+import com.netflix.spinnaker.kork.core.RetrySupport;
+import com.netflix.spinnaker.kork.retrofit.ErrorHandlingExecutorCallAdapterFactory;
+import io.github.resilience4j.circuitbreaker.CircuitBreakerConfig;
+import io.github.resilience4j.circuitbreaker.CircuitBreakerRegistry;
+import java.util.Map;
+import okhttp3.OkHttpClient;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.Test;
+import retrofit2.Retrofit;
+import retrofit2.converter.jackson.JacksonConverterFactory;
+
+public class RestEventServiceTest {
+  private static Map<String, Object> eventMap;
+  private static RestEventService restEventService;
+  private static RestUrls.Service service;
+
+  static WireMockServer wireMockServer;
+  static int port;
+  static String baseUrl = "http://localhost:PORT/api";
+
+  @BeforeAll
+  static void setup() {
+    wireMockServer = new WireMockServer(WireMockConfiguration.options().dynamicPort());
+    wireMockServer.start();
+    port = wireMockServer.port();
+    WireMock.configureFor("localhost", port);
+
+    stubFor(post(urlEqualTo("/api/")).willReturn(aResponse().withStatus(200)));
+
+    baseUrl = baseUrl.replaceFirst("PORT", String.valueOf(port));
+
+    // Create the RestService
+    RestService restService =
+        new Retrofit.Builder()
+            .baseUrl(RetrofitUtils.getBaseUrl(baseUrl))
+            .client(new OkHttpClient())
+            .addCallAdapterFactory(ErrorHandlingExecutorCallAdapterFactory.getInstance())
+            .addConverterFactory(JacksonConverterFactory.create())
+            .build()
+            .create(RestService.class);
+
+    // Create a custom configuration for a CircuitBreaker
+    CircuitBreakerConfig circuitBreakerConfig =
+        CircuitBreakerConfig.custom()
+            .failureRateThreshold(1)
+            .permittedNumberOfCallsInHalfOpenState(1)
+            .minimumNumberOfCalls(1)
+            .build();
+
+    // Create a CircuitBreakerRegistry with a custom configuration
+    CircuitBreakerRegistry circuitBreakerRegistry = CircuitBreakerRegistry.of(circuitBreakerConfig);
+
+    // Get the CircuitBreaker from the CircuitBreakerRegistry with a custom configuration
+    circuitBreakerRegistry.circuitBreaker("circuitBreakerTest", circuitBreakerConfig);
+
+    restEventService = new RestEventService(new RetrySupport(), circuitBreakerRegistry);
+
+    Event event = new Event();
+    event.setContent(Map.of("uno", "dos"));
+    ObjectMapper mapper = new ObjectMapper();
+    eventMap = mapper.convertValue(event, Map.class);
+
+    service =
+        RestUrls.Service.builder()
+            .client(restService)
+            .config(new RestProperties.RestEndpointConfiguration())
+            .build();
+  }
+
+  @AfterAll
+  static void cleanup() {
+    wireMockServer.stop();
+  }
+
+  @Test
+  void testSendEvent() {
+    restEventService.sendEvent(eventMap, service);
+    verify(1, postRequestedFor(urlEqualTo("/api/")));
+  }
+}