mcp/.github/workflows/coverage.yml at cb5421345ab8b25fe211315a8f9facf9a6bf72eb · InstaNode-dev/mcp · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
name: coverage

on:
  pull_request:
    branches: [master, main]
  push:
    branches: [master, main]

permissions:
  contents: read

jobs:
  coverage:
    runs-on: ubuntu-latest
    timeout-minutes: 10
    steps:
      - uses: actions/checkout@v6
        with:
          # Full history so diff-cover can resolve origin/<base_ref>.
          fetch-depth: 0
      - uses: actions/setup-node@v6
        with:
          # >=22 for --test-coverage-exclude support (added 22.5.0).
          node-version: 22
          cache: npm
      - run: npm ci
      - run: npm test -- --coverage
      - uses: codecov/codecov-action@v6
        if: always()
        with:
          fail_ci_if_error: false

      # ------------------------------------------------------------------
      # Org patch-coverage mandate: every changed line in a PR diff must be
      # covered by a test (100%). Tool: diff-cover
      # (https://github.com/Bachmann1234/diff-cover).
      #
      # The node test runner reports coverage on the COMPILED JS in dist-test/.
      # `--enable-source-maps` makes the built-in lcov reporter rewrite both
      # the file paths and the line numbers back to the original TypeScript
      # sources (src/*.ts) via the emitted .js.map files, so diff-cover lines
      # up with the PR diff. Without it, lcov emits dist-test/src/*.js with
      # JS line numbers and the gate silently no-ops.
      # ------------------------------------------------------------------
      - name: Generate lcov mapped to TS sources
        if: github.event_name == 'pull_request'
        run: |
          npm run pretest
          mkdir -p coverage
          node --enable-source-maps --test --experimental-test-coverage \
            --test-coverage-exclude='dist-test/test/**' \
            --test-coverage-exclude='dist/**' \
            --test-coverage-exclude='node_modules/**' \
            --test-reporter=lcov --test-reporter-destination=coverage/lcov.info \
            --test-reporter=spec --test-reporter-destination=stdout \
            dist-test/test/integration.test.js \
            dist-test/test/live-smoke.test.js \
            dist-test/test/client-unit.test.js \
            dist-test/test/index-unit.test.js \
            dist-test/test/tools-unit.test.js
      - uses: actions/setup-python@v6
        if: github.event_name == 'pull_request'
        with:
          python-version: '3.12'
      - name: Install diff-cover
        if: github.event_name == 'pull_request'
        run: pip install diff-cover
      - name: Patch coverage gate (100% of changed lines)
        if: github.event_name == 'pull_request'
        run: |
          git fetch origin "${{ github.base_ref }}" --depth=1 || true
          diff-cover coverage/lcov.info \
            --compare-branch="origin/${{ github.base_ref }}" \
            --fail-under=100