Use pyproject.toml to maintain coverage options

... to reduce independent config files for test tools.

Change-Id: Idd5ed485100f0a5eea854ea02d71ccbf12951107
Signed-off-by: Takashi Kajinami <kajinamit@oss.nttdata.com>

.coveragerc

@@ -1,7 +0,0 @@
-[run]
-branch = True
-source = oslo_upgradecheck
-omit = oslo_upgradecheck/tests/*
-
-[report]
-ignore_errors = True

pyproject.toml

@@ -34,6 +34,19 @@ Repository = "https://opendev.org/openstack/oslo.upgradecheck"
 [tool.setuptools.packages.find]
 include = ["oslo_upgradecheck*"]
 
+[tool.coverage.run]
+source = [
+    "oslo_upgradecheck"
+]
+branch = true
+omit = [
+    "oslo_upgradecheck/tests/*"
+]
+
+[tool.coverage.report]
+ignore_errors = true
+show_missing = true
+
 [tool.mypy]
 python_version = "3.11"
 show_column_numbers = true

tox.ini

@@ -38,17 +38,18 @@ commands =
 commands = {posargs}
 
 [testenv:cover]
-deps = {[testenv]deps}
-  coverage
+deps =
+  {[testenv]deps}
+  coverage>=5.0 # Apache-2.0
 setenv =
   PYTHON=coverage run --source oslo_upgradecheck --parallel-mode
 commands =
   coverage erase
-  stestr run {posargs}
+  {[testenv]commands}
   coverage combine
   coverage html -d cover
   coverage xml -o cover/coverage.xml
-  coverage report --show-missing
+  coverage report
 
 [testenv:docs]
 allowlist_externals =