Enable codecov (#156)

.github/workflows/tox.yml

@@ -16,16 +16,21 @@ on:
 
 jobs:
   build:
-    name: ${{ matrix.name }}
+    name: ${{ matrix.name || matrix.tox_env }}
     runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
       matrix:
+        os:
+          - ubuntu-latest
+        python-version:
+          - 3.9
+        tox_env:
+          - lint
+          - packaging
+        cover:
+          - false
         include:
-        - os: ubuntu-latest
-          python-version: 3.9
-          tox_env: lint
-          name: lint
         - os: ubuntu-latest
           python-version: 3.9
           tox_env: packaging
@@ -34,26 +39,32 @@ jobs:
           python-version: 3.6
           tox_env: py36
           name: py36
+          cover: true
         - os: ubuntu-latest
           python-version: 3.7
           tox_env: py37
           name: py37
+          cover: true
         - os: ubuntu-latest
           python-version: 3.8
           tox_env: py38
           name: py38
+          cover: true
         - os: ubuntu-latest
           python-version: 3.9
           tox_env: py39
           name: py39
+          cover: true
         - os: macOS-latest
           python-version: 3.6
           tox_env: py36
           name: py36-macos
+          cover: true
         - os: macOS-latest
           python-version: 3.9
           tox_env: py39
           name: py39-macos
+          cover: true
 
     steps:
       - uses: actions/checkout@v2
@@ -64,8 +75,18 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install -U pip
-          pip install tox
+          pip install tox coverage
       - name: Run tox -e ${{ matrix.tox_env }}
         run: |
           echo "${{ matrix.PREFIX }} tox -e ${{ matrix.tox_env }}"
           ${{ matrix.PREFIX }} tox -e ${{ matrix.tox_env }}
+
+      - name: Upload coverage data
+        uses: codecov/codecov-action@v2
+        with:
+          directory: .tox
+          files: 'coverage-*.xml'
+          name: ${{ matrix.tox_env }}
+          fail_ci_if_error: true  # optional (default = false)
+          verbose: true  # optional (default = false)
+        if: ${{ matrix.cover }}

.pre-commit-config.yaml

@@ -1,5 +1,27 @@
 ---
+ci:
+  autoupdate_commit_msg: "chore: pre-commit autoupdate"
+  autoupdate_schedule: monthly
+  autofix_commit_msg: |
+    chore: auto fixes from pre-commit.com hooks
+
+    for more information, see https://pre-commit.ci
+  skip:
+    # https://github.com/pre-commit-ci/issues/issues/55
+    - codecov
 repos:
+  - repo: local
+    hooks:
+      - id: codecov
+        name: Check codecov.yml
+        # https://superuser.com/a/1587813/3004
+        entry: >
+          bash -c '[ $(
+          curl --silent -o /dev/stderr -w "%{http_code}" -X POST --data-binary @codecov.yml https://codecov.io/validate
+          ) -eq 200 ]'
+        language: system
+        files: "codecov.yml"
+        pass_filenames: false
   - repo: https://github.com/PyCQA/isort
     rev: 5.10.1
     hooks:

codecov.yml

@@ -0,0 +1,11 @@
+codecov:
+  notify:
+    wait_for_ci: true
+  require_ci_to_pass: true
+comment: false
+coverage:
+  status:
+    patch: false
+    project:
+      default:
+        threshold: 0.5%

tox.ini

@@ -11,12 +11,13 @@ setenv =
     PYTHONWARNINGS=error::FutureWarning
     # Aim to replace with below once other issues are fixed:
     # PYTHONWARNINGS=error
+    COVERAGE_FILE = {env:COVERAGE_FILE:{toxworkdir}/.coverage.{envname}}
 deps =
     mock
     pytest
     pytest-cov
 sitepackages = False
-commands = python -m pytest -ra --cov=ansi2html --no-cov-on-fail --cov-append
+commands = python -m pytest -ra --cov=ansi2html --no-cov-on-fail --cov-append --cov-report=xml:{toxworkdir}/coverage-{envname}.xml
 
 [testenv:lint]
 description = Runs all linting tasks