ch08: enable code coverage in tests session

cjolowicz · cjolowicz · commit e48bf026613d · 2024-06-16T19:29:35.000+02:00
diff --git a/chapter08-automation-with-nox/noxfile.py b/chapter08-automation-with-nox/noxfile.py
@@ -27,4 +27,4 @@ def build(session):
 def tests(session):
     """Run the test suite."""
     session.install(".[tests]")
-    session.run("pytest", *session.posargs)
+    session.run("coverage", "run", "-m", "pytest", *session.posargs)
