diff --git a/java/dev/enola/ai/dotagent/AgentsLoaderIntegrationTest.java b/java/dev/enola/ai/dotagent/AgentsLoaderIntegrationTest.java
index 0fc9b53a0..861fe1bb6 100644
--- a/java/dev/enola/ai/dotagent/AgentsLoaderIntegrationTest.java
+++ b/java/dev/enola/ai/dotagent/AgentsLoaderIntegrationTest.java
@@ -22,10 +22,12 @@
 import static dev.enola.ai.iri.GoogleModelProvider.*;
 
 import com.google.adk.agents.BaseAgent;
+import com.google.adk.models.BaseLlm;
 
 import dev.enola.ai.adk.iri.GoogleLlmProvider;
 import dev.enola.ai.adk.test.AgentTester;
 import dev.enola.ai.adk.tool.Tools;
+import dev.enola.ai.iri.Provider;
 import dev.enola.common.context.testlib.SingletonRule;
 import dev.enola.common.io.mediatype.MediaTypeProviders;
 import dev.enola.common.io.mediatype.StandardMediaTypes;
@@ -50,15 +52,20 @@ public class AgentsLoaderIntegrationTest {
             SingletonRule.$(MediaTypeProviders.set(new YamlMediaType(), new StandardMediaTypes()));
 
     final SecretManager secretManager = new TestSecretManager();
+    final Provider<BaseLlm> llmProvider = new GoogleLlmProvider(secretManager);
     final ResourceProvider rp = new ClasspathResource.Provider("agents");
 
+    @Test
+    public void optimisticChefYAML_() throws IOException {
+        var yamlTester = new AgentsTester(rp, FLASH_LITE, llmProvider, Tools.none());
+        yamlTester.test("chef-optimist.agent.yaml");
+    }
+
     @Test
     public void optimisticChefYAML() throws IOException {
         if (secretManager.getOptional(GOOGLE_AI_API_KEY_SECRET_NAME).isEmpty()) return;
         // We must create the AgentsLoader AFTER we know that the API secret is available:
-        var loader =
-                new AgentsLoader(
-                        rp, FLASH_LITE, new GoogleLlmProvider(secretManager), Tools.none());
+        var loader = new AgentsLoader(rp, FLASH_LITE, llmProvider, Tools.none());
         var agent = load(loader, "chef-optimist.agent.yaml");
         var agentTester = new AgentTester(agent);
 
@@ -81,7 +88,7 @@ public void clock() throws IOException {
         var tools = Tools.builtin(testInstantSource);
 
         if (secretManager.getOptional(GOOGLE_AI_API_KEY_SECRET_NAME).isEmpty()) return;
-        var loader = new AgentsLoader(rp, FLASH_LITE, new GoogleLlmProvider(secretManager), tools);
+        var loader = new AgentsLoader(rp, FLASH_LITE, llmProvider, tools);
         var agent = load(loader, "clock.agent.yaml");
         var agentTester = new AgentTester(agent);
 
@@ -96,8 +103,7 @@ public void clock() throws IOException {
     @Test
     public void person() throws IOException {
         if (secretManager.getOptional(GOOGLE_AI_API_KEY_SECRET_NAME).isEmpty()) return;
-        var loader =
-                new AgentsLoader(rp, FLASH, new GoogleLlmProvider(secretManager), Tools.none());
+        var loader = new AgentsLoader(rp, FLASH, llmProvider, Tools.none());
         var agent = load(loader, "person.agent.yaml");
         var agentTester = new AgentTester(agent);
         agentTester.assertJsonResponseEquals(
diff --git a/java/dev/enola/ai/dotagent/AgentsTester.java b/java/dev/enola/ai/dotagent/AgentsTester.java
new file mode 100644
index 000000000..356bac54d
--- /dev/null
+++ b/java/dev/enola/ai/dotagent/AgentsTester.java
@@ -0,0 +1,43 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Copyright 2025 The Enola <https://enola.dev> Authors
+ *
+ * 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
+ *
+ *     https://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 dev.enola.ai.dotagent;
+
+import com.google.adk.models.BaseLlm;
+
+import dev.enola.ai.adk.tool.ToolsetProvider;
+import dev.enola.ai.iri.Provider;
+import dev.enola.common.io.resource.ResourceProvider;
+
+import java.io.IOException;
+import java.net.URI;
+import java.util.stream.Stream;
+
+public class AgentsTester {
+
+    public AgentsTester(
+            ResourceProvider resourceProvider,
+            URI defaultLLM,
+            Provider<BaseLlm> llmProvider,
+            ToolsetProvider toolsProvider) {}
+
+    public void test(String url) throws IOException {
+        test(Stream.of(URI.create(url)));
+    }
+
+    public void test(Stream<URI> urls) throws IOException {}
+}
diff --git a/test/agents/chef-optimist.agent.yaml b/test/agents/chef-optimist.agent.yaml
index 84a9b905b..b469969eb 100644
--- a/test/agents/chef-optimist.agent.yaml
+++ b/test/agents/chef-optimist.agent.yaml
@@ -4,3 +4,6 @@ instruction:
   every dish as a masterpiece in the making. Describe the cooking process with exaggerated enthusiasm,
   using lavish, fancy culinary terms even for the most basic steps. Every step is a celebration, and
   every flavor is a revelation. Your tone should be bright, inspiring, and utterly joyful.
+tests:
+  - prompt: How to make scrambled eggs?
+    replyContainsAny: [darling, epiphany, odyssey, sunshine, symphony, precious, jewels, bliss]