From fa95ce1418c15ee330a67cb7248b79cfd79a192c Mon Sep 17 00:00:00 2001
From: Jona Walpert <98217482+Jona-Walpert@users.noreply.github.com>
Date: Thu, 12 Mar 2026 15:36:13 +0100
Subject: [PATCH] Test: Unit test for creating lobbies and trying to join them

---
 .../lobbyui/LobbyButtonGridManagerTest.java   | 33 +++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 src/test/java/ch/unibas/dmi/dbis/cs108/casono/client/ui/lobbyui/LobbyButtonGridManagerTest.java

diff --git a/src/test/java/ch/unibas/dmi/dbis/cs108/casono/client/ui/lobbyui/LobbyButtonGridManagerTest.java b/src/test/java/ch/unibas/dmi/dbis/cs108/casono/client/ui/lobbyui/LobbyButtonGridManagerTest.java
new file mode 100644
index 0000000..4042ce0
--- /dev/null
+++ b/src/test/java/ch/unibas/dmi/dbis/cs108/casono/client/ui/lobbyui/LobbyButtonGridManagerTest.java
@@ -0,0 +1,33 @@
+package ch.unibas.dmi.dbis.cs108.casono.client.ui.lobbyui;
+
+import javafx.scene.layout.GridPane;
+import org.junit.jupiter.api.*;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+class LobbyButtonGridManagerTest {
+    LobbyButtonGridManager gridManager;
+    LobbyButtonTranslationManager translationManager;
+    GridPane gridPane;
+
+    @BeforeEach
+    void setUp() {
+        gridPane = new GridPane();
+        translationManager = new LobbyButtonTranslationManager();
+        translationManager.getButtonIdToLobbyId().clear();
+        translationManager.saveTranslation();
+        gridManager = new LobbyButtonGridManager(gridPane, translationManager);
+    }
+
+    @Test
+    void testCreateLobbyReturnsId() {
+        int lobbyId = gridManager.createLobby();
+        assertTrue(lobbyId > 0);
+    }
+
+    @Test
+    void testJoinLobbyPlaceholder() {
+        // check if exception is thrown
+        assertDoesNotThrow(() -> gridManager.joinLobby(123));
+    }
+}