fix: add missing pytest plugins and simplify pytest configuration

- Add pytest-cov and pytest-xdist to dev dependencies
- Remove coverage configuration from pyproject.toml to avoid conflicts
- Keep coverage arguments only in GitHub Actions workflow

Author: andrewkern

.github/workflows/test.yml

@@ -55,7 +55,7 @@ jobs:
         CUDA_VISIBLE_DEVICES: "-1"
         TF_CPP_MIN_LOG_LEVEL: "2"
       run: |
-        pytest -v -n auto --cov-report=xml
+        pytest -v -n auto --cov=locator --cov-report=xml --cov-report=term-missing
 
     - name: Upload coverage reports
       uses: codecov/codecov-action@v4

pyproject.toml

@@ -11,10 +11,6 @@ addopts = [
     "-ra",
     "--strict-markers",
     "--strict-config",
-    "--cov=locator",
-    "--cov-branch",
-    "--cov-report=term-missing:skip-covered",
-    "--cov-fail-under=0",  # Set to desired minimum coverage
 ]
 markers = [
     "slow: marks tests as slow (deselect with '-m \"not slow\"')",

setup.py

@@ -40,6 +40,8 @@
     extras_require={
         "dev": [
             "pytest",
+            "pytest-cov",  # Coverage reporting
+            "pytest-xdist",  # Parallel test execution
             "black",  # Code formatting
             "flake8",  # Code linting
             "isort",  # Import sorting