lez-programs/.github/workflows/ci.yml

name: CI

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

env:
  CARGO_TERM_COLOR: always

jobs:
  fmt-rs:
    name: Rust Format
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v5

      - name: Install nightly toolchain for rustfmt
        run: rustup install nightly --profile minimal --component rustfmt

      - name: Check Rust files are formatted
        run: cargo +nightly fmt --all -- --check

  fmt-toml:
    name: TOML Format
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v5

      - name: Install taplo-cli
        run: cargo install --locked taplo-cli

      - name: Check TOML files are formatted
        run: taplo fmt --check .

  lint:
    name: Lint
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v5
      - uses: ./.github/actions/install-risc0

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: "1.94.0"
          components: clippy

      - name: Cache cargo registry
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
          restore-keys: |
            ${{ runner.os }}-cargo-

      - name: Clippy
        run: RISC0_SKIP_BUILD=1 cargo clippy --workspace --all-targets -- -D warnings

  unit-tests:
    name: Unit Tests
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v5
      - uses: ./.github/actions/install-risc0

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: "1.94.0"

      - name: Cache cargo registry
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
          restore-keys: |
            ${{ runner.os }}-cargo-

      - name: Unit tests
        run: cargo test --workspace --exclude integration_tests
        env:
          RISC0_DEV_MODE: 1

  integration-tests:
    name: Integration Tests
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v5
      - uses: ./.github/actions/install-risc0

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: "1.94.0"

      - name: Cache cargo registry
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
          restore-keys: |
            ${{ runner.os }}-cargo-

      - name: Integration tests
        run: cargo test -p integration_tests
        env:
          RISC0_DEV_MODE: 1

  check-idl:
    name: Check IDL
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v5

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: "1.94.0"

      - name: Cache cargo registry
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
          restore-keys: |
            ${{ runner.os }}-cargo-

      - name: Build idl-gen
        run: cargo build -p idl-gen --release

      - name: Check IDL files are present and up to date
        run: |
          set -e
          failed=0
          for src in $(find . -path '*/methods/guest/src/bin/*.rs' | sort); do
            program=$(basename "$src" .rs)
            idl="artifacts/${program}-idl.json"
            if [ ! -f "$idl" ]; then
              echo "Missing IDL for '${program}' — generate with: cargo run -p idl-gen -- ${src#./} > ${idl}"
              failed=1
              continue
            fi
            ./target/release/idl-gen "$src" > /tmp/${program}-idl.json
            if ! diff "$idl" /tmp/${program}-idl.json > /dev/null 2>&1; then
              echo "IDL for '${program}' is out of date — regenerate with: cargo run -p idl-gen -- ${src#./} > ${idl}"
              failed=1
            fi
          done
          exit $failed