Compute coverage

.github/workflows/ci.yaml

@@ -53,3 +53,33 @@ jobs:
 
       - name: Run tests
         run: uvx --with tox-uv tox -e ${{ matrix.python-version }}
+
+      - name: Upload coverage data
+        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4.6.2
+        with:
+          include-hidden-files: true
+          name: coverage-data-${{ matrix.os }}-py${{ matrix.python-version }}
+          path: ".coverage.*"
+
+  coverage:
+    name: Coverage
+    runs-on: ubuntu-latest
+    needs: test
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+
+      - name: Download coverage data
+        uses: actions/download-artifact@634f93cb2916e3fdff6788551b99b062d0335ce0 # v5.0.0
+        with:
+          pattern: coverage-data-*
+          merge-multiple: true
+
+      - name: Set up Python
+        uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5.6.0
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@d9e0f98d3fc6adb07d1e3d37f3043649ddad06a1 # v6.5.0
+
+      - name: Combine coverage data and generate report
+        run: uvx --with tox-uv tox -e coverage

.gitignore

@@ -10,3 +10,4 @@ dist/
 .vscode
 .python-version
 .tox/
+coverage.xml

pyproject.toml

@@ -45,9 +45,9 @@ dev = [
     "types-requests>=2.27.20",
 ]
 tests = [
+    "coverage>=7.2.7",
     "pytest>=7.1.2",
     "pytest-asyncio>=0.18.3",
-    "pytest-cov>=3.0.0",
     "requests>=2.26.0",
     "responses>=0.20.0",
 ]
@@ -75,13 +75,50 @@ env_list = [
 [tool.tox.env_run_base]
 description = "run unit tests"
 dependency_groups = [ "tests" ]
-commands = [ [ "pytest", { replace = "posargs", default = [ "tests" ], extend = true } ] ]
+commands = [ [ "coverage", "run", "-m", "pytest", { replace = "posargs", default = [ "tests" ], extend = true } ] ]
+
+[tool.tox.env.coverage]
+description = "generate coverage report"
+depends = [
+  "3.7",
+  "3.8",
+  "3.9",
+  "3.10",
+  "3.11",
+  "3.12",
+  "3.13",
+  "3.14",
+]
+dependency_groups = [ "tests" ]
+commands = [
+  [ "coverage", "combine" ],
+  [ "coverage", "report" ],
+  [ "coverage", "xml" ],
+]
 
 [tool.pytest.ini_options]
 filterwarnings = [
     "error",
 ]
 
+[tool.coverage.paths]
+package = [
+  "backoff/",
+  "*/site-packages/backoff/",
+]
+
+[tool.coverage.report]
+fail_under = 100
+show_missing = true
+
+[tool.coverage.run]
+branch = true
+parallel = true
+relative_files = true
+source = [
+  "backoff",
+]
+
 [build-system]
 requires = ["hatchling"]
 build-backend = "hatchling.build"