name: benchmark

on:
  push:
  pull_request:
  workflow_dispatch:

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

jobs:
  ubuntu:
    runs-on: ubuntu-latest
    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
    steps:
      - name: checkout
        uses: actions/checkout@v4
      - name: build and run
        run: cd test && make test_benchmark && ./test_benchmark

  macos:
    runs-on: macos-latest
    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
    steps:
      - name: checkout
        uses: actions/checkout@v4
      - name: build and run
        run: cd test && make test_benchmark && ./test_benchmark

  windows:
    runs-on: windows-latest
    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
    steps:
      - name: Prepare Git for Checkout on Windows
        run: |
          git config --global core.autocrlf false
          git config --global core.eol lf
      - name: checkout
        uses: actions/checkout@v4
      - name: Export GitHub Actions cache environment variables
        uses: actions/github-script@v7
        with:
          script: |
            core.exportVariable('ACTIONS_CACHE_URL', process.env.ACTIONS_CACHE_URL || '');
            core.exportVariable('ACTIONS_RUNTIME_TOKEN', process.env.ACTIONS_RUNTIME_TOKEN || '');
      - name: Cache vcpkg packages
        id: vcpkg-cache
        uses: actions/cache@v4
        with:
          path: C:/vcpkg/installed
          key: vcpkg-installed-windows-gtest
      - name: Install vcpkg dependencies
        if: steps.vcpkg-cache.outputs.cache-hit != 'true'
        run: vcpkg install gtest
      - name: Configure and build
        shell: pwsh
        run: |
          $cmake_content = @"
          cmake_minimum_required(VERSION 3.14)
          project(httplib-benchmark CXX)
          find_package(GTest REQUIRED)
          add_executable(httplib-benchmark test/test_benchmark.cc)
          target_include_directories(httplib-benchmark PRIVATE .)
          target_link_libraries(httplib-benchmark PRIVATE GTest::gtest_main)
          target_compile_options(httplib-benchmark PRIVATE "$<$<CXX_COMPILER_ID:MSVC>:/utf-8>")
          "@
          New-Item -ItemType Directory -Force -Path build_bench/test | Out-Null
          Set-Content -Path build_bench/CMakeLists.txt -Value $cmake_content
          Copy-Item -Path httplib.h -Destination build_bench/
          Copy-Item -Path test/test_benchmark.cc -Destination build_bench/test/
          cmake -B build_bench/build -S build_bench `
            -DCMAKE_TOOLCHAIN_FILE="$env:VCPKG_ROOT/scripts/buildsystems/vcpkg.cmake"
          cmake --build build_bench/build --config Release
      - name: Run with retry
        run: ctest --output-on-failure --test-dir build_bench/build -C Release --repeat until-pass:5
    env:
      VCPKG_ROOT: "C:/vcpkg"
      VCPKG_BINARY_SOURCES: "clear;x-gha,readwrite"