Update tests and docs across core, lib, and contrib modules

tests/live/unit/async/test_config.py

@@ -0,0 +1,29 @@
+from aiomql.core.config import Config
+from aiomql.core.backtesting import BackTestEngine
+
+
+class TestConfig:
+    def test_singleton(self, config):
+        config2 = Config(filename="test.json")
+        assert config is config2
+
+    def test_set_attributes(self, config):
+        config.set_attributes(timeout=5000, record_trades=False)
+        assert config.timeout == 5000
+        assert config.record_trades is False
+
+    def test_backtest_engine(self, config):
+        engine = BackTestEngine()
+        config.backtest_engine = engine
+        assert config.backtest_engine is engine
+
+    def test_account_info(self, config):
+        account_info = config.account_info
+        assert isinstance(account_info, dict)
+        assert "login" in account_info
+        assert "password" in account_info
+        assert "server" in account_info
+
+    def test_load_config(self, config):
+        config.load_config(config_file="tests/live/configs/test2.json")
+        assert config.filename == "test2.json"