From 96ca03dd2469325bfaedfbf152357cb2a39d47f8 Mon Sep 17 00:00:00 2001
From: Boris Rizov <boris.rizov.cluetec@zf.com>
Date: Mon, 28 Aug 2023 13:23:17 +0200
Subject: [PATCH] fix: tests fail randomly because of KeyGenerator

THe tests fail sometimes, because no explicit key length is given. The
docs specify that there is no guarantee about the exact implementation
on any given platform. Using a specific length is recommended.
---
 .../config/TestContextInitializer.java                       | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/test/java/org/eclipse/tractusx/managedidentitywallets/config/TestContextInitializer.java b/src/test/java/org/eclipse/tractusx/managedidentitywallets/config/TestContextInitializer.java
index d52327f02..52183a8ac 100644
--- a/src/test/java/org/eclipse/tractusx/managedidentitywallets/config/TestContextInitializer.java
+++ b/src/test/java/org/eclipse/tractusx/managedidentitywallets/config/TestContextInitializer.java
@@ -42,7 +42,10 @@ public class TestContextInitializer implements ApplicationContextInitializer<Con
     public void initialize(ConfigurableApplicationContext applicationContext) {
         KEYCLOAK_CONTAINER.start();
         String authServerUrl = KEYCLOAK_CONTAINER.getAuthServerUrl();
-        SecretKey secretKey = KeyGenerator.getInstance("AES").generateKey();
+        KeyGenerator keyGen = KeyGenerator.getInstance("AES");
+        // use explicit initialization as the platform default might fail
+        keyGen.init(128);
+        SecretKey secretKey = keyGen.generateKey();
         TestPropertyValues.of(
                 "server.port=" + port,
                 "miw.host: localhost:${server.port}",