diff --git a/pom.xml b/pom.xml
index 2a0d1f7..97b3c2b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -146,6 +146,12 @@
             <artifactId>quarkus-test-kubernetes-client</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>org.wiremock</groupId>
+            <artifactId>wiremock</artifactId>
+            <version>3.10.0</version>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
 
     <build>
diff --git a/src/test/java/org/jboss/pnc/konfluxbuilddriver/DriverTest.java b/src/test/java/org/jboss/pnc/konfluxbuilddriver/DriverTest.java
index 7b1fa23..3411df3 100644
--- a/src/test/java/org/jboss/pnc/konfluxbuilddriver/DriverTest.java
+++ b/src/test/java/org/jboss/pnc/konfluxbuilddriver/DriverTest.java
@@ -5,21 +5,30 @@
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.Mockito.when;
 
+import java.net.URI;
+import java.net.URISyntaxException;
 import java.util.List;
 import java.util.logging.LogRecord;
 
+import javax.ws.rs.core.MediaType;
+
 import jakarta.inject.Inject;
 
 import org.eclipse.microprofile.rest.client.inject.RestClient;
+import org.jboss.pnc.api.constants.HttpHeaders;
+import org.jboss.pnc.api.dto.Request;
 import org.jboss.pnc.konfluxbuilddriver.clients.IndyService;
 import org.jboss.pnc.konfluxbuilddriver.clients.IndyTokenRequestDTO;
 import org.jboss.pnc.konfluxbuilddriver.clients.IndyTokenResponseDTO;
 import org.jboss.pnc.konfluxbuilddriver.dto.BuildRequest;
 import org.jboss.pnc.konfluxbuilddriver.dto.BuildResponse;
 import org.jboss.pnc.konfluxbuilddriver.dto.CancelRequest;
+import org.jboss.pnc.konfluxbuilddriver.dto.PipelineNotification;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 
+import com.github.tomakehurst.wiremock.WireMockServer;
+
 import io.fabric8.kubernetes.client.KubernetesClient;
 import io.fabric8.kubernetes.client.server.mock.KubernetesServer;
 import io.fabric8.tekton.client.TektonClient;
@@ -34,10 +43,13 @@
 @WithKubernetesTestServer
 @QuarkusTest
 @QuarkusTestResource(value = LogCollectingTestResource.class, restrictToAnnotatedClass = true, initArgs = @ResourceArg(name = LogCollectingTestResource.LEVEL, value = "FINE"))
+@QuarkusTestResource(WireMockExtensions.class)
 public class DriverTest {
 
     private static final String namespace = "test-namespace";
 
+    private WireMockServer wireMockServer;
+
     @KubernetesTestServer
     KubernetesServer mockServer;
 
@@ -60,7 +72,7 @@ public void setup() {
     }
 
     @Test
-    void verify() {
+    void cancel() {
         BuildRequest request = BuildRequest.builder().namespace(namespace).podMemoryOverride("1Gi").build();
         BuildResponse response = driver.create(request);
 
@@ -78,4 +90,19 @@ void verify() {
         assertTrue(logRecords.stream().anyMatch(r -> LogCollectingTestResource.format(r)
                 .contains("Retrieved pipeline run-mw-pipeline--00000000-0000-0000-0000-000000000005")));
     }
+
+    @Test
+    public void testCompleted() throws URISyntaxException {
+
+        Request request = Request.builder()
+                .method(Request.Method.PUT)
+                .header(new Request.Header(HttpHeaders.CONTENT_TYPE_STRING, MediaType.APPLICATION_JSON))
+                .attachment(null)
+                .uri(new URI(wireMockServer.baseUrl() + "/invoker"))
+                .build();
+
+        driver.completed(
+                PipelineNotification.builder().completionCallback(request).buildId("1234").status("Succeeded").build());
+        assertEquals(200, wireMockServer.getServeEvents().getServeEvents().getFirst().getResponse().getStatus());
+    }
 }
diff --git a/src/test/java/org/jboss/pnc/konfluxbuilddriver/WireMockExtensions.java b/src/test/java/org/jboss/pnc/konfluxbuilddriver/WireMockExtensions.java
new file mode 100644
index 0000000..05b1e92
--- /dev/null
+++ b/src/test/java/org/jboss/pnc/konfluxbuilddriver/WireMockExtensions.java
@@ -0,0 +1,45 @@
+package org.jboss.pnc.konfluxbuilddriver;
+
+import static com.github.tomakehurst.wiremock.client.WireMock.aResponse;
+import static com.github.tomakehurst.wiremock.client.WireMock.equalToJson;
+import static com.github.tomakehurst.wiremock.client.WireMock.put;
+import static com.github.tomakehurst.wiremock.client.WireMock.urlEqualTo;
+import static com.github.tomakehurst.wiremock.core.WireMockConfiguration.wireMockConfig;
+
+import java.util.Map;
+
+import com.github.tomakehurst.wiremock.WireMockServer;
+import com.github.tomakehurst.wiremock.common.ConsoleNotifier;
+
+import io.quarkus.test.common.QuarkusTestResourceLifecycleManager;
+
+public class WireMockExtensions implements QuarkusTestResourceLifecycleManager {
+    private WireMockServer wireMockServer;
+
+    @Override
+    public Map<String, String> start() {
+        wireMockServer = new WireMockServer(wireMockConfig().notifier(new ConsoleNotifier(true)));
+        wireMockServer.start();
+
+        wireMockServer.stubFor(
+                put(urlEqualTo("/invoker"))
+                        .withRequestBody(
+                                equalToJson("{\"status\":\"Succeeded\",\"buildId\":\"1234\"}"))
+                        .willReturn(aResponse()
+                                .withStatus(200)));
+
+        return Map.of("quarkus.rest-client.wiremockextensions.url", wireMockServer.baseUrl());
+    }
+
+    @Override
+    public void stop() {
+        if (wireMockServer != null) {
+            wireMockServer.stop();
+        }
+    }
+
+    @Override
+    public void inject(TestInjector testInjector) {
+        testInjector.injectIntoFields(wireMockServer, new TestInjector.MatchesType(WireMockServer.class));
+    }
+}