ci: Enable code coverage

Author: emgrav

.codecov.yaml

@@ -0,0 +1,9 @@
+coverage:
+  status:
+    project:
+      default:
+        # Do not pass if PR reduces coverage by more than 5%
+        target: auto
+        threshold: 5
+comment:
+  layout: "header, diff, components, files, footer"

.github/workflows/python.yml

@@ -14,7 +14,7 @@ concurrency:
 jobs:
   test:
     name: Tests and coverage
-    runs-on: ubuntu-latest-16core
+    runs-on: ubuntu-latest
     env:
       HATCH_ENV: "ci"
     # Workaround for read-only dependabot GITHUB_TOKEN in meow-coverage
@@ -27,24 +27,21 @@ jobs:
         python-version: [ "3.9", "3.10", "3.11" ]
     steps:
       - uses: actions/checkout@v4
-        with:
-          path: head
+
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}
           cache: pip
 
       - name: Install dependencies
-        working-directory: head
         run: |
           python -m pip install --upgrade pip
           python -m pip install hatch
 
       - name: Formatting
         uses: famedly/black@stable
         with:
-          src: head
           options: "--check --verbose"
 
       - name: Prepare lint
@@ -55,46 +52,12 @@ jobs:
         uses: chartboost/ruff-action@491342200cdd1cf4d5132a30ddc546b3b5bc531b
         with:
           args: check --target-version ${{ env.PYTHON_TARGET }}
-          src: head
 
       - name: Tests and coverage
-        working-directory: head
-        run: hatch run head-cov
-
-      - name: Load base coverage results from cache
-        if: github.event_name == 'pull_request'
-        id: cache-coverage
-        uses: actions/cache@v3
-        with:
-          path: ./base.lcov
-          key: coverage-${{ github.event.pull_request.base.sha }}
-
-      - name: Pull base
-        uses: actions/checkout@v3
-        if: github.event_name == 'pull_request' && steps.cache-coverage.outputs.cache-hit != 'true'
+        run: hatch run cov
+     
+      - name: Codecov - Upload coverage
+        uses: codecov/codecov-action@v4
         with:
-          ref: ${{ github.event.pull_request.base.ref }}
-          repository: ${{ github.event.pull_request.base.full_name }}
-          path: base
-
-      - name: Generate base coverage
-        if: github.event_name == 'pull_request' && steps.cache-coverage.outputs.cache-hit != 'true'
-        working-directory: base
-        # Needed for initial run
-        continue-on-error: true
-        run: hatch run base-cov
-
-      - name: Meow Coverage
-        id: coverage-report
-        continue-on-error: true
-        uses: famedly/meow-coverage@main
-        if: github.event_name == 'pull_request'
-        with:
-          new-lcov-file: 'head.lcov'
-          old-lcov-file: ${{ github.event_name == 'pull_request' && 'base.lcov' || '' }}
-          source-prefix: 'synapse_invite_policies/'
-          pr-number: ${{ github.event_name == 'pull_request' && github.event.pull_request.number || '' }}
-          repo-name: ${{ github.repository }}
-          commit-id: ${{ github.event_name == 'pull_request' && github.event.pull_request.head.sha || github.event.after }}
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-
+          token: ${{secrets.CODECOV_TOKEN}}
+          files: "lcov.info" 

pyproject.toml

@@ -23,7 +23,13 @@ classifiers = [
   "Programming Language :: Python :: Implementation :: CPython",
   "Programming Language :: Python :: Implementation :: PyPy",
 ]
-dependencies = ["jwcrypto", "twisted"]
+dependencies = [
+  "jwcrypto",
+  "twisted",
+  # We need to pin this because of https://github.com/element-hq/synapse/issues/17882
+  # TODO: Remove this dependency when we can
+  "Twisted==24.7.0"
+]
 version = "0.6.0"
 
 [project.urls]
@@ -46,9 +52,7 @@ format = "black ."
 lint = "ruff check ."
 
 [tool.hatch.envs.ci.scripts]
-format = "black --check ."
-head-cov = "pytest --cov-report=lcov:../head.lcov --cov-config=pyproject.toml --cov=synapse_token_authenticator --cov=tests"
-base-cov = "pytest --cov-report=lcov:../base.lcov --cov-config=pyproject.toml --cov=synapse_token_authenticator --cov=tests"
+cov = "pytest --cov-report=lcov:lcov.info --cov-config=pyproject.toml --cov=synapse_token_authenticator --cov=tests"
 
 [tool.coverage.run]
 branch = true