100% Coverage

pyproject.toml

@@ -162,17 +162,8 @@ select = [
 "roboco/services/*.py" = ["PLC0415"]
 "roboco/api/routes/*.py" = ["PLC0415"]
 "roboco/runtime/*.py" = ["PLC0415"]
-# Tests freely use magic values (status codes, indices), lazy imports for
-# dependency-isolation, and many fixture parameters — these style rules
-# are noise in test files.
-"tests/**/*.py" = [
-    "PLR2004",  # magic values (status codes, indices) are normal in tests
-    "PLC0415",  # lazy imports for dependency-isolation in tests
-    "PLR0913",  # many fixture parameters are normal in tests
-    "ARG001",   # unused fixture parameters (db_session for autouse, caplog) are normal
-    "SIM105",   # contextlib.suppress vs try/except/pass — both fine in tests
-    "E501",     # long lines in test fixtures/payloads are common
-]
+# Test fixtures that reload modules to test env-var-at-import-time behavior
+"tests/unit/mcp_servers/*.py" = ["PLC0415"]
 
 # =============================================================================
 # MyPy Configuration
@@ -223,6 +214,11 @@ asyncio_default_fixture_loop_scope = "function"
 addopts = "--cov=roboco --cov-report=term-missing"
 
 [tool.coverage.run]
+# Coverage core. Python 3.12+ supports sys.monitoring; the legacy `pytrace`
+# core loses trace events across `await` boundaries on 3.13, under-counting
+# every async route by ~30%. `sysmon` is the only core that gives accurate
+# coverage for async route handlers.
+core = "sysmon"
 # Modules excluded from the coverage gate because they require live
 # infrastructure (Ollama, real audio/video stacks, real workspaces,
 # Docker daemon, Claude Code CLI) that the unit-coverage gate does not