test.yml

name: Tests

on:
  push:
  workflow_dispatch:

concurrency:
  group: tests-${{ github.ref }}
  cancel-in-progress: true

env:
  # The hardhat config decrypts an optional secrets env on load and prompts
  # for a password when it is absent; a runner has no terminal to answer.
  __decryptionAlreadyDone__: "TRUE"
  NODE_OPTIONS: --max-old-space-size=4096

jobs:
  test:
    name: ${{ matrix.suite }}
    runs-on: ubuntu-latest
    timeout-minutes: 45
    strategy:
      fail-fast: false
      matrix:
        include:
          - suite: liquity
            command: yarn hardhat test --no-compile
          - suite: perimeter
            command: yarn hardhat test --no-compile tests-perimeter/*.test.js

    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-node@v4
        with:
          node-version: 20
          cache: yarn

      - name: Cache Solidity compilers
        uses: actions/cache@v4
        with:
          path: ~/.cache/hardhat-nodejs
          key: hardhat-compilers-${{ runner.os }}-${{ hashFiles('hardhat.config.ts') }}
          restore-keys: hardhat-compilers-${{ runner.os }}-

      - name: Install dependencies
        run: yarn install --frozen-lockfile

      - name: Restore compiler execute bits
        # A cache restore can drop the execute bit on the downloaded solc
        # binaries; hardhat then fails to spawn them.
        run: |
          if [ -d "$HOME/.cache/hardhat-nodejs" ]; then
            find "$HOME/.cache/hardhat-nodejs" -type f -name 'solc-*' -exec chmod +x {} +
          fi

      - name: Compile
        # Hardhat 2.17 can expose a fresh compiler before chmod completes when
        # compilation jobs download concurrently. Serialize cold-cache builds.
        run: yarn hardhat compile --concurrency 1

      - name: Test
        run: ${{ matrix.command }}