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Fuzz Testing

Fuzz Testing #46

Workflow file for this run

name: Fuzz Testing
# Run fuzzing on schedule and manual trigger
# Fuzzing is too slow for every PR, so we run it nightly
on:
schedule:
# Run at 3 AM UTC every day
- cron: '0 3 * * *'
workflow_dispatch:
inputs:
duration:
description: 'Fuzzing duration in seconds per target'
required: false
default: '300'
permissions:
contents: read
env:
CARGO_TERM_COLOR: always
jobs:
fuzz:
name: Fuzz Test
runs-on: ubuntu-latest
strategy:
fail-fast: false
matrix:
target: [parser_fuzz, lexer_fuzz, arithmetic_fuzz]
steps:
- uses: actions/checkout@v6
- name: Install Rust nightly
uses: dtolnay/rust-toolchain@nightly
- name: Install cargo-fuzz
run: cargo install cargo-fuzz --locked
- name: Cache fuzz corpus
uses: actions/cache@v5
with:
path: crates/bashkit/fuzz/corpus
key: fuzz-corpus-${{ matrix.target }}-${{ github.sha }}
restore-keys: |
fuzz-corpus-${{ matrix.target }}-
- name: Run fuzzer - ${{ matrix.target }}
working-directory: crates/bashkit
run: |
# Run for specified duration (default 5 minutes per target)
DURATION="${{ github.event.inputs.duration || '300' }}"
cargo +nightly fuzz run ${{ matrix.target }} -- \
-max_total_time=$DURATION \
-print_final_stats=1
- name: Upload crash artifacts
if: failure()
uses: actions/upload-artifact@v7
with:
name: fuzz-crashes-${{ matrix.target }}
path: |
crates/bashkit/fuzz/artifacts/${{ matrix.target }}
retention-days: 30