chore: fix coverage

For some reason, the `pytest-cov` plugin undercounts coverage (specifically: not counting top-level statements), while the `coverage` command itself gives correct results.

.github/workflows/release.yml

@@ -0,0 +1,19 @@
+name: Release
+on: workflow_dispatch
+
+jobs:
+  release:
+    name: Release to PyPI
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          # Make sure the whole repository history is present, so that 
+          # python-semantic-release can decide if a new release is needed.
+          fetch-depth: 0
+
+      - uses: relekang/python-semantic-release@master
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          pypi_token: ${{ secrets.PYPI_TOKEN }}

.github/workflows/test.yml

@@ -0,0 +1,40 @@
+name: Test and release
+
+on:
+  push:
+    branches: ['master']
+  pull_request:
+    branches: ['master']
+
+jobs:
+  test:
+    name: Run tests
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        python-version: [3.7, 3.8, 3.9, '3.10', 3.11]
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Install test dependencies
+        run: |
+          pip install --upgrade pip
+          pip install -e .[test] coverage[toml]
+
+      - name: Run test suite
+        run: |
+          # The `pytest-cov` plugin somehow prevents all of the module-level 
+          # statements in this package from being counted as covered.  I have 
+          # no idea how; maybe because I use pytest within the package itself? 
+          # Whatever the reason, I get the correct coverage info when I run 
+          # `coverage` directly.
+          coverage run -m pytest
+          coverage xml
+
+      - name: Report test coverage
+        uses: codecov/codecov-action@v3

README.rst

@@ -14,13 +14,13 @@ Temporary file hierarchies for pytest
    :alt: Documentation
    :target: https://pytest_tmp_files.readthedocs.io/en/latest/?badge=latest
 
-.. image:: https://img.shields.io/github/actions/workflow/status/kalekundert/pytest_tmp_files/test_and_release.yml?branch=master
+.. image:: https://img.shields.io/github/actions/workflow/status/kalekundert/pytest_tmp_files/test.yml?branch=master
    :alt: Test status
    :target: https://github.com/kalekundert/pytest_tmp_files/actions
 
-.. image:: https://img.shields.io/coveralls/kalekundert/pytest_tmp_files.svg
+.. image:: https://img.shields.io/codecov/c/gh/kalekundert/pytest_tmp_files.svg
    :alt: Test coverage
-   :target: https://coveralls.io/github/kalekundert/pytest_tmp_files?branch=master
+   :target: https://app.codecov.io/gh/kalekundert/pytest_tmp_files
 
 .. image:: https://img.shields.io/github/last-commit/kalekundert/pytest_tmp_files?logo=github
    :alt: Last commit

pyproject.toml

@@ -21,8 +21,7 @@ dependencies = [
 [project.optional-dependencies]
 test = [
   'pytest',
-  'pytest-cov',
-  'coveralls',
+  'openpyxl',
 ]
 doc = [
   'sphinx',
@@ -44,6 +43,16 @@ tmp_files = 'pytest_tmp_files.plugin'
 addopts = "--doctest-modules --doctest-glob='*.rst'"
 doctest_optionflags = 'NORMALIZE_WHITESPACE'
 
+[tool.coverage.run]
+branch = true
+source = ['pytest_tmp_files']
+
+[tool.coverage.report]
+exclude_lines = [
+    "^\\s*raise AssertionError\\b",
+    "^\\s*raise NotImplementedError\\b",
+]
+
 [tool.pccc]
 header_length = 72
 types = ["chore", "docs", "feat", "fix", "refactor", "style", "test"]