feat(tests): add comprehensive test suite for backend functionality, including database, configuration, and telemetry utilities

tests/backend/test_interface_config_parser.py

@@ -0,0 +1,58 @@
+from meshchatx.src.backend.interface_config_parser import InterfaceConfigParser
+
+
+def test_parse_simple_interface():
+    config_text = """
+[[Test Interface]]
+  type = TCPClientInterface
+  enabled = yes
+  target_host = 127.0.0.1
+  target_port = 4242
+"""
+    interfaces = InterfaceConfigParser.parse(config_text)
+    assert len(interfaces) == 1
+    assert interfaces[0]["name"] == "Test Interface"
+    assert interfaces[0]["type"] == "TCPClientInterface"
+    assert interfaces[0]["enabled"] == "yes"
+
+
+def test_parse_multiple_interfaces():
+    config_text = """
+[[Interface One]]
+  type = RNodeInterface
+[[Interface Two]]
+  type = TCPClientInterface
+"""
+    interfaces = InterfaceConfigParser.parse(config_text)
+    assert len(interfaces) == 2
+    assert interfaces[0]["name"] == "Interface One"
+    assert interfaces[1]["name"] == "Interface Two"
+
+
+def test_parse_best_effort_on_failure():
+    # Invalid config that should trigger best-effort parsing
+    config_text = """
+[[Broken Interface]
+  type = something
+[[Fixed Interface]]
+  type = fixed
+"""
+    # Note: ConfigObj might still parse [[Broken Interface] as a key if not careful,
+    # but the parser should return something.
+    interfaces = InterfaceConfigParser.parse(config_text)
+    assert len(interfaces) >= 1
+    names = [i["name"] for i in interfaces]
+    assert "Fixed Interface" in names
+
+
+def test_parse_subsections():
+    config_text = """
+[[Interface With Sub]]
+  type = AutoInterface
+  [[[sub_config]]]
+    key = value
+"""
+    interfaces = InterfaceConfigParser.parse(config_text)
+    assert len(interfaces) == 1
+    assert "sub_config" in interfaces[0]
+    assert interfaces[0]["sub_config"]["key"] == "value"