ci.yml

name: CI

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

env:
  CARGO_TERM_COLOR: always

jobs:
  rust:
    name: Rust tests (${{ matrix.os }})
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [ubuntu-latest, macos-14]
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: recursive

      - name: Install Rust (stable)
        run: |
          rustup toolchain install stable --profile minimal --no-self-update
          rustup default stable

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

      - name: Build (release)
        run: cargo build --release

      - name: Test (release)
        run: cargo test --release

      - name: Test scalar-only (no AVX2/NEON feature)
        run: cargo test --release --no-default-features

      - name: Test with test-panic feature
        run: cargo test --features test-panic --release

  lua:
    name: Lua integration tests
    runs-on: ubuntu-latest
    needs: rust
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: recursive

      - name: Install Rust (stable)
        run: |
          rustup toolchain install stable --profile minimal --no-self-update
          rustup default stable

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

      - name: Build cdylib
        run: cargo build --release

      - name: Install LuaJIT, LuaRocks and dependencies
        run: |
          sudo apt-get update
          sudo apt-get install -y luajit lua5.1 liblua5.1-0-dev luarocks
          # luarocks on Ubuntu targets lua5.1 by default; LuaJIT is ABI-compatible
          # with 5.1 so rocks built for 5.1 load fine under luajit.
          sudo luarocks install busted
          sudo luarocks install lua-cjson

      - name: Run busted tests (under LuaJIT)
        run: |
          # ffi.load("qjson") uses dlopen which respects LD_LIBRARY_PATH,
          # not LuaJIT's package.cpath. Point dlopen at the release build dir.
          LD_LIBRARY_PATH="$PWD/target/release" \
            busted --lua=$(which luajit) tests/lua \
              --lpath='./lua/?.lua'

      - name: Validate LuaRocks package
        run: |
          rm -rf /tmp/lua-qjson-rock
          ROCKSPEC="$(python3 - <<'PY'
          import re
          from pathlib import Path

          pattern = re.compile(r"^lua-qjson-(\d+)\.(\d+)\.(\d+)(?:-([0-9A-Za-z.-]+))?-(\d+)\.rockspec$")
          def prerelease_key(value):
              if value is None:
                  return ()
              key = []
              for part in value.split("."):
                  if part.isdigit():
                      key.append((0, int(part)))
                  else:
                      key.append((1, part))
              return tuple(key)

          matches = []
          for path in Path("rockspec").glob("lua-qjson-*.rockspec"):
              match = pattern.match(path.name)
              if match:
                  major, minor, patch, prerelease, revision = match.groups()
                  matches.append((int(major), int(minor), int(patch), prerelease is None, prerelease_key(prerelease), int(revision), str(path)))
          if not matches:
              raise SystemExit("no lua-qjson rockspec found")
          print(max(matches)[-1])
          PY
          )"
          luarocks make "$ROCKSPEC" --tree /tmp/lua-qjson-rock
          eval "$(luarocks path --tree /tmp/lua-qjson-rock)"
          unset LD_LIBRARY_PATH
          luajit -e 'local qjson = require("qjson"); local doc = qjson.parse("{\"a\":42}"); assert(doc:get_i64("a") == 42)'
          busted --lua=$(which luajit) tests/lua

  package:
    name: LuaRocks package (${{ matrix.os }})
    runs-on: ${{ matrix.os }}
    needs: rust
    strategy:
      matrix:
        os: [ubuntu-latest, macos-14]
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: recursive

      - name: Install Rust (stable)
        run: |
          rustup toolchain install stable --profile minimal --no-self-update
          rustup default stable

      - name: Install LuaJIT
        uses: leafo/gh-actions-lua@v13
        with:
          luaVersion: "luajit-2.1.0-beta3"

      - name: Install LuaRocks
        uses: leafo/gh-actions-luarocks@v4
        with:
          luarocksVersion: "3.11.1"

      - name: Validate LuaRocks package
        run: |
          rm -rf /tmp/lua-qjson-rock
          ROCKSPEC="$(python3 - <<'PY'
          import re
          from pathlib import Path

          pattern = re.compile(r"^lua-qjson-(\d+)\.(\d+)\.(\d+)(?:-([0-9A-Za-z.-]+))?-(\d+)\.rockspec$")
          def prerelease_key(value):
              if value is None:
                  return ()
              key = []
              for part in value.split("."):
                  if part.isdigit():
                      key.append((0, int(part)))
                  else:
                      key.append((1, part))
              return tuple(key)

          matches = []
          for path in Path("rockspec").glob("lua-qjson-*.rockspec"):
              match = pattern.match(path.name)
              if match:
                  major, minor, patch, prerelease, revision = match.groups()
                  matches.append((int(major), int(minor), int(patch), prerelease is None, prerelease_key(prerelease), int(revision), str(path)))
          if not matches:
              raise SystemExit("no lua-qjson rockspec found")
          print(max(matches)[-1])
          PY
          )"
          luarocks make "$ROCKSPEC" --tree /tmp/lua-qjson-rock
          eval "$(luarocks path --tree /tmp/lua-qjson-rock)"
          unset LD_LIBRARY_PATH
          unset DYLD_LIBRARY_PATH
          lua -e 'assert(jit, "LuaJIT required"); local qjson = require("qjson"); local doc = qjson.parse("{\"a\":42}"); assert(doc:get_i64("a") == 42)'