fuzztest/.github/workflows/cargo_test.yml at main · google/fuzztest · GitHub

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# Copyright 2026 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

name: Cargo Test

on:
  push:
    branches:
      - main
  pull_request:
  schedule:
    # Triggered nightly at 8:00 AM UTC to reset the Bazel & Cargo caches.
    - cron: '0 8 * * *'
  workflow_dispatch:

env:
  CARGO_TERM_COLOR: always

permissions:
  contents: read

jobs:
  run_cargo_tests:
    name: Run Cargo tests
    runs-on: ubuntu-26.04
    timeout-minutes: 60
    permissions:
      contents: read
    steps:
      - name: Disable core dumping and piping due to slowness
        run: |
          sudo sysctl -w kernel.core_pattern=""

      - name: Checkout repository
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683  # v4.2.2

      - name: Install system dependencies
        run: |
          sudo apt-get update && sudo apt-get install -yq \
            clang

      - name: Setup Rust toolchain
        uses: actions-rust-lang/setup-rust-toolchain@1fbea72663f6d4c03efaab13560c8a24cfd2a7cc  # v1.9.0
        with:
          toolchain: nightly

      - name: Restore Bazel cache
        # Skip restoring on scheduled nightly runs so the cache is rebuilt from
        # scratch and stale artifacts from older commits/dependencies are
        # evicted.
        if: github.event_name != 'schedule'
        id: cache-restore
        uses: actions/cache/restore@0057852bfaa89a56745cba8c7296529d2fc39830  # v4.3.0
        with:
          # Cache only the Bazel repository and disk caches (configured via
          # --config=ci in .bazelrc) instead of ~/.cache/bazel
          # (output_user_root), which contains the full execroot and linked
          # binaries.
          path: "~/.cache/bazel-cache"
          key: bazel-centipede-cache-cargo-test
          restore-keys: bazel-centipede-cache-cargo-test-

      - name: Configure Bazel CI cache
        run: |
          echo "common --config=ci" >> ~/.bazelrc

      - name: Build Centipede static library and binary with Bazel
        run: |
          bazel build -c opt //centipede:centipede_engine_static //centipede:centipede

      - name: Run Cargo workspace tests
        env:
          FUZZTEST_LIB_PATH: ${{ github.workspace }}/bazel-bin/centipede
          FUZZTEST_CENTIPEDE_BINARY_PATH: ${{ github.workspace }}/bazel-bin/centipede/centipede
        run: |
          cargo test --locked --workspace --no-fail-fast -- --test-threads=1

      - name: Save Bazel cache based on main
        # Save a new cache on nightly scheduled runs (or manual dispatch on
        # main), or on a push to main when no previous cache exists for this
        # key prefix. This avoids uploading duplicate immutable cache archives
        # on every commit pushed to main.
        if: >-
          github.ref == 'refs/heads/main' &&
          (github.event_name != 'push' || steps.cache-restore.outputs.cache-matched-key == '')
        uses: actions/cache/save@0057852bfaa89a56745cba8c7296529d2fc39830  # v4.3.0
        with:
          path: "~/.cache/bazel-cache"
          key: bazel-centipede-cache-cargo-test-${{ github.run_id }}