Merge pull request #782 from akx/cov

Run tests with coverage reporting

.github/workflows/tox.yml

@@ -25,3 +25,6 @@ jobs:
             setup.py
       - run: pip install tox
       - run: tox -e py
+      - uses: codecov/codecov-action@v3
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}

tests/lib/conftest.py

@@ -54,7 +54,6 @@ def starter(name: str, expected_returncode: int = 0) -> None:
             PYTHONPATH=f"{tests_path}{os.pathsep}{os.environ.get('PYTHONPATH', '')}",
         )
         assert 'PAHO_SERVER_PORT' in env, "PAHO_SERVER_PORT must be set in the environment when starting a client"
-        # TODO: it would be nice to run this under `coverage` too!
         proc = subprocess.Popen([  # noqa: S603
             sys.executable,
             str(client_path),

tox.ini

@@ -2,15 +2,12 @@
 envlist = py{37,38,39,310,311,312}
 
 [testenv]
-whitelist_externals = echo make
 deps =
-    -rrequirements.txt
-    ruff==0.1.8
-allowlist_externals =
-    echo
-    make
+    pytest
+    pytest-cov
 commands =
-    pytest {posargs}
+    pytest --cov=. --cov={envsitepackagesdir}/paho {posargs}
+    coverage xml -o coverage.xml
 env =
     PYTHONDEVMODE=1