test(ollama): only check response is always the same with seed=0

Author: ptitjes

integration-tests/src/jvmTest/kotlin/ai/koog/integration/tests/OllamaClientIntegrationTest.kt

@@ -57,10 +57,14 @@ class OllamaClientIntegrationTest {
             user("What is the capital of France?")
         }
 
-        val response = executor.execute(prompt = prompt, model = model)
+        val firstResponse = executor.execute(prompt = prompt, model = model)
 
-        assertTrue(response.content.isNotEmpty(), "Response should not be empty")
-        assertEquals("The capital of France is Paris.", response.content)
+        assertTrue(firstResponse.content.isNotEmpty(), "Response should not be empty")
+        assertTrue(firstResponse.content.contains("Paris"), "Response should contain 'Paris'")
+
+        val secondResponse = executor.execute(prompt = prompt, model = model)
+
+        assertEquals(firstResponse.content, secondResponse.content)
     }
 
     @Test
@@ -268,7 +272,10 @@ class OllamaClientIntegrationTest {
 
     @Serializable
     enum class CalculatorOperation {
-        ADD, SUBTRACT, MULTIPLY, DIVIDE
+        ADD,
+        SUBTRACT,
+        MULTIPLY,
+        DIVIDE
     }
 
     @Test
@@ -459,7 +466,7 @@ class OllamaClientIntegrationTest {
         val name: String,
         val capital: String,
         val population: String,
-        val language: String
+        val language: String,
     )
 
     fun markdownCountryDefinition(): String {
@@ -501,7 +508,7 @@ class OllamaClientIntegrationTest {
     class MarkdownParser(
         private val headerHandler: ((String) -> Unit)?,
         private val bulletHandler: ((String) -> Unit)?,
-        private val finishHandler: (() -> Unit)?
+        private val finishHandler: (() -> Unit)?,
     ) {
         suspend fun parseStream(stream: Flow<String>) {
             val buffer = kotlin.text.StringBuilder()