Adding TLS test script to workflow

Author: feberts

.github/workflows/test.yml

@@ -67,3 +67,26 @@ jobs:
         run: |
           pythonw server/game_server.py
           python tests/test_api.py
+  test-tls:
+    name: TLS
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v6
+      - name: Copy files
+        run: |
+          mkdir tests
+          cp client/game_server_api.py tests/
+          cp .github/workflows/test*.py tests/
+      - name: Create certificate and key
+        run: |
+          openssl req -x509 -newkey ed25519 -keyout server/key.pem \
+            -out server/cert.pem -sha256 -days 3650 -noenc -subj '/CN=localhost'
+          cp server/cert.pem tests/
+          echo "ip = 'localhost'" >> server/config.py
+          echo "tls_cert = 'cert.pem'" >> server/config.py
+          echo "tls_key = 'key.pem'" >> server/config.py
+      - name: Start server
+        run: server/game_server.py &
+      - name: Test
+        run: tests/test_tls.py

.github/workflows/test_tls.py

@@ -0,0 +1,44 @@
+#!/usr/bin/env python3
+"""
+Testing TLS.
+"""
+
+from game_server_api import GameServerAPI, GameServerError
+
+SERVER = 'localhost'
+PORT = 4711
+
+def fail(msg):
+    exit(f'ERROR: {msg}')
+
+# ========== encryption only ==========
+
+game = GameServerAPI(SERVER, PORT, 'Echo', 'tlstest', 1)
+
+try:
+    game.enable_tls()
+
+    game.join()
+    game.move(msg='Hello')
+    state = game.state()
+    if state['echo'] != 'Hello':
+        fail('wrong echo')
+except GameServerError as e:
+    fail(e)
+
+# ========== encryption and server identity verification ==========
+
+game = GameServerAPI(SERVER, PORT, 'Echo', 'tlstest', 1)
+
+try:
+    game.enable_tls('cert.pem')
+
+    game.join()
+    game.move(msg='Hello')
+    state = game.state()
+    if state['echo'] != 'Hello':
+        fail('wrong echo')
+except GameServerError as e:
+    fail(e)
+
+print('OK')