Import AITURK IDE 1.0.0-beta.1 from Hermes 63279301; preserve MIT license

tests/gateway/test_matrix_message_length.py

@@ -0,0 +1,42 @@
+"""Tests for Matrix outbound message length configuration (#53026)."""
+import asyncio
+import os
+from unittest.mock import AsyncMock, MagicMock, patch
+
+import pytest
+
+from gateway.config import PlatformConfig
+
+
+def _make_adapter(**extra):
+    from plugins.platforms.matrix.adapter import MatrixAdapter
+
+    config = PlatformConfig(
+        enabled=True,
+        token="syt_test_token",
+        extra={
+            "homeserver": "https://matrix.example.org",
+            "user_id": "@bot:example.org",
+            **extra,
+        },
+    )
+    return MatrixAdapter(config)
+
+
+class TestMatrixMaxMessageLength:
+    def test_default_limit_is_16000(self):
+        adapter = _make_adapter()
+        assert adapter.max_message_length == 16000
+        assert adapter._split_threshold == 15900
+
+    def test_extra_override(self):
+        adapter = _make_adapter(max_message_length=12000)
+        assert adapter.max_message_length == 12000
+        assert adapter._split_threshold == 11900
+
+    def test_env_override(self, monkeypatch):
+        monkeypatch.setenv("MATRIX_MAX_MESSAGE_LENGTH", "20000")
+        adapter = _make_adapter()
+        assert adapter.max_message_length == 20000
+
+