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name: Fuzz Test

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main
    paths:
      - "core/Cargo.toml"
      - "core/Cargo.lock"
      - "core/core/Cargo.toml"
      - "core/core/src/**"
      - "core/fuzz/**"
      - "core/layers/**"
      - "core/services/**"
      - "core/testkit/**"
      - "!core/core/src/docs/**"
      - ".github/workflows/test_fuzz.yml"

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

env:
  RUST_TOOLCHAIN: nightly-2025-10-10

jobs:
  fuzz:
    name: ${{ matrix.cases.service }} / ${{ matrix.cases.setup }} / ${{ matrix.target }}
    runs-on: ubuntu-latest
    strategy:
      matrix:
        target: ["fuzz_reader", "fuzz_writer"]
        cases:
          - { service: "memory", setup: "memory" }
          - { service: "fs", setup: "local_fs" }
          - { service: "s3", setup: "0_minio_s3" }
          - { service: "azblob", setup: "azurite_azblob" }
    steps:
      - uses: actions/checkout@v6
      - name: Setup Rust toolchain
        uses: ./.github/actions/setup
      - name: Set Rust Fuzz
        shell: bash
        run: |
          sudo apt-get install -y libfuzzer-14-dev
          rustup install ${{ env.RUST_TOOLCHAIN }}
          cargo +${{ env.RUST_TOOLCHAIN }} install cargo-fuzz
      - name: Fuzz
        uses: ./.github/actions/fuzz_test
        env:
          CUSTOM_LIBFUZZER_PATH: /usr/lib/llvm-14/lib/libFuzzer.a
        with:
          setup: ${{ matrix.cases.setup }}
          service: ${{ matrix.cases.service }}
          target: ${{ matrix.target }}
          toolchain: ${{ env.RUST_TOOLCHAIN }}