name: Test

on: [push, pull_request]

concurrency:
  # A push event has no head_ref and falls back to a unique run ID, so pushes are never cancelled.
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

jobs:
  test:
    strategy:
      matrix:
        os: [ubuntu-latest, macos-latest, windows-latest]
        go: ['1.25.x', '1.26.x', '1.27.x']
    name: Test with Go ${{ matrix.go }} on ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    env:
      DISPLAY: ':99.0'
    defaults:
      run:
        shell: bash
    steps:
      - name: Git
        run: |
          # See actions/checkout#135
          git config --global core.autocrlf false
          git config --global core.eol lf

      - name: Checkout
        uses: actions/checkout@v7

      - name: Setup Go
        uses: actions/setup-go@v6
        with:
          go-version: ${{ matrix.go }}

      - name: Install dependencies
        if: runner.os == 'Linux'
        run: |
          sudo apt-get update
          sudo apt-get install libgl1 libgl1-mesa-dri libx11-6 libxcursor1 libxext6 libxi6 libxinerama1 libxrandr2 libxrender1

      - name: Xvfb
        if: runner.os == 'Linux'
        run: |
          Xvfb :99 -screen 0 1024x768x24 > /dev/null 2>&1 &

      - name: gofmt
        # gofmt's results can differ between Go versions, but not between OSes.
        if: runner.os == 'Linux' && matrix.go == '1.27.x'
        run: |
          files=$(gofmt -l .)
          if [ -n "$files" ]; then
            echo "$files"
            exit 1
          fi

      - name: go vet (Linux)
        if: runner.os == 'Linux'
        run: |
          go list ./... ./skills/run-ebitengine-app-headless/_driver | grep -v -x -F -f .github/workflows/govetblock_linbsd.txt | xargs go vet

      - name: go vet (macOS)
        if: runner.os == 'macOS'
        run: |
          go list ./... ./skills/run-ebitengine-app-headless/_driver | grep -v -x -F -f .github/workflows/govetblock_darwin.txt | xargs go vet

      - name: go vet (Windows)
        if: runner.os == 'Windows'
        run: |
          go list ./... ./skills/run-ebitengine-app-headless/_driver | grep -v -x -F -f .github/workflows/govetblock_windows.txt | xargs go vet

      - name: go vet (vettool)
        run: |
          go install ./internal/vettools
          go vet -vettool=$(which vettools)${{ runner.os == 'Windows' && '.exe' || '' }} -v ./... ./skills/run-ebitengine-app-headless/_driver

      - name: go build
        run: |
          go build -v ./... ./skills/run-ebitengine-app-headless/_driver
          # Compile without optimization to check potential stack overflow.
          # The option '-gcflags=all=-N -l' is often used at Visual Studio Code.
          # See also https://go.googlesource.com/vscode-go/+/HEAD/docs/debugging.md#launch and the issue #2120.
          go build "-gcflags=all=-N -l" -v ./...

      - name: go build (cross-compile from Windows)
        if: runner.os == 'Windows'
        run: |
          # Check that cross-compilation works from a non-Linux host.
          env GOOS=darwin GOARCH=arm64 go build -v ./...
          env GOOS=linux GOARCH=amd64 go build -v ./...

      - name: go build (cross-compile from macOS)
        if: runner.os == 'macOS'
        run: |
          # Check that cross-compilation works from a non-Linux host.
          env GOOS=linux GOARCH=amd64 go build -v ./...
          env GOOS=windows GOARCH=amd64 go build -v ./...

      - name: go build (macOS)
        if: runner.os == 'macOS'
        run: |
          env GOOS=darwin GOARCH=amd64 go build -o flappy_amd64 -v ./examples/flappy
          env GOOS=darwin GOARCH=arm64 go build -o flappy_arm64 -v ./examples/flappy
          lipo -create flappy_amd64 flappy_arm64 -output flappy
          file flappy
          rm flappy

      - name: go mod vendor
        run: |
          mkdir /tmp/vendoring
          cd /tmp/vendoring
          go mod init foo
          # TODO: Is there a way to create a complete list of Ebitengine sub-packages?
          echo 'package main' > main.go
          echo 'import (' >> main.go
          echo '  _ "github.com/hajimehoshi/ebiten/v2"' >> main.go
          echo '  _ "github.com/hajimehoshi/ebiten/v2/audio"' >> main.go
          echo ')' >> main.go
          echo 'func main() {}' >> main.go
          go mod edit -replace github.com/hajimehoshi/ebiten/v2=$GITHUB_WORKSPACE
          go mod tidy
          go mod vendor
          go build -v .

      - name: go test (Linux)
        if: runner.os == 'Linux'
        run: |
          go test -shuffle=on -v -p=1 ./...

      - name: go test -race (Linux)
        if: runner.os == 'Linux' && matrix.go == '1.27.x'
        run: |
          go test -race -shuffle=on -v -p=1 ./...

      - name: go test (Linux 386)
        if: runner.os == 'Linux'
        run: |
          sudo dpkg --add-architecture i386
          sudo apt-get update
          sudo apt-get install libgl1:i386 libgl1-mesa-dri:i386 libx11-6:i386 libxcursor1:i386 libxext6:i386 libxi6:i386 libxinerama1:i386 libxrandr2:i386 libxrender1:i386
          env GOARCH=386 go test -shuffle=on -v -p=1 ./...

      - name: go test (Linux OpenGL ES)
        if: runner.os == 'Linux'
        run: |
          sudo apt-get install libegl1 libgles2
          env EBITENGINE_GRAPHICS_LIBRARY=opengl go test -shuffle=on -v -p=1 ./...

      - name: go test (Windows)
        if: runner.os == 'Windows'
        run: |
          go test -shuffle=on -v ./...
          env EBITENGINE_DIRECTX=version=12 go test -shuffle=on -v ./...

      - name: go test (Windows 386)
        if: runner.os == 'Windows'
        run: |
          env GOARCH=386 go test -shuffle=on -v ./...
          env GOARCH=386 EBITENGINE_DIRECTX=version=12 go test -shuffle=on -v ./...

  gbm:
    strategy:
      matrix:
        go: ['1.25.x', '1.26.x', '1.27.x']
    name: Test GBM with Go ${{ matrix.go }}
    runs-on: ubuntu-latest
    defaults:
      run:
        shell: bash
    steps:
      - name: Checkout
        uses: actions/checkout@v7

      - name: Setup Go
        uses: actions/setup-go@v6
        with:
          go-version: ${{ matrix.go }}

      - name: Install dependencies
        run: |
          sudo apt-get update
          sudo apt-get install libdrm2 libegl1 libegl-mesa0 libgbm1 libgl1-mesa-dri libgles2 linux-modules-extra-$(uname -r)

      - name: Load vkms
        run: |
          # vkms is a virtual KMS device with a connected output. Mesa renders for it with its software driver.
          sudo modprobe vkms
          sudo udevadm settle
          sudo chmod a+rw /dev/dri/card*

      - name: go test (GBM)
        run: |
          # With neither DISPLAY nor WAYLAND_DISPLAY set, Ebitengine presents through GBM and KMS.
          # Only one process can be the DRM master at a time, so packages must run one by one.
          go test -shuffle=on -v -p=1 ./...

  cross-build:
    strategy:
      matrix:
        go: ['1.25.x', '1.26.x', '1.27.x']
    name: Cross build with Go ${{ matrix.go }}
    runs-on: ubuntu-latest
    defaults:
      run:
        shell: bash
    steps:
      - name: Checkout
        uses: actions/checkout@v7

      - name: Setup Go
        uses: actions/setup-go@v6
        with:
          go-version: ${{ matrix.go }}

      - name: go build
        run: |
          env GOOS=darwin GOARCH=amd64 go build -v ./...
          env GOOS=darwin GOARCH=arm64 go build -v ./...
          env GOOS=freebsd GOARCH=amd64 go build "-gcflags=github.com/ebitengine/purego/internal/fakecgo=-std" -v ./...
          env GOOS=freebsd GOARCH=arm64 go build "-gcflags=github.com/ebitengine/purego/internal/fakecgo=-std" -v ./...
          env GOOS=js GOARCH=wasm go build -v ./...
          env GOOS=linux GOARCH=386 go build -v ./...
          env GOOS=linux GOARCH=amd64 go build -v ./...
          env GOOS=linux GOARCH=arm go build -v ./...
          env GOOS=linux GOARCH=arm64 go build -v ./...
          env GOOS=netbsd GOARCH=amd64 go build -v ./...
          env GOOS=netbsd GOARCH=arm64 go build -v ./...
          env GOOS=windows GOARCH=386 go build -v ./...
          env GOOS=windows GOARCH=amd64 go build -v ./...
          env GOOS=windows GOARCH=arm64 go build -v ./...

  cgo:
    strategy:
      matrix:
        os: [ubuntu-latest, macos-latest, windows-latest]
        go: ['1.25.x', '1.26.x', '1.27.x']
    name: Test Cgo with Go ${{ matrix.go }} on ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    defaults:
      run:
        shell: bash
    steps:
      - name: Git
        run: |
          # See actions/checkout#135
          git config --global core.autocrlf false
          git config --global core.eol lf

      - name: Checkout
        uses: actions/checkout@v7

      - name: Setup Go
        uses: actions/setup-go@v6
        with:
          go-version: ${{ matrix.go }}

      - name: Setup JDK
        uses: actions/setup-java@v5
        with:
          java-version: '11'
          distribution: 'adopt'

      - name: Install dependencies
        if: runner.os == 'Linux'
        run: |
          sudo apt-get update
          sudo apt-get install libegl-dev

      - name: Prepare ebitenmobile test
        run: |
          cd /tmp
          git clone --depth=1 https://github.com/hajimehoshi/go-inovation
          cd go-inovation
          go mod edit -replace=github.com/hajimehoshi/ebiten/v2=$GITHUB_WORKSPACE
          go mod tidy

      - name: go build (NintendoSDK)
        if: runner.os == 'Linux'
        run: |
          go build -tags=nintendosdk -v ./...

      - name: go build (PlayStation 5)
        if: runner.os == 'Linux'
        run: |
          go build -tags=playstation5 -v ./...

      - name: go test internal/glfw (xlibcheck)
        if: runner.os == 'Linux'
        run: |
          sudo dpkg --add-architecture i386
          sudo apt-get update
          sudo apt-get install gcc-multilib
          sudo apt-get install libxcursor-dev libxi-dev libxinerama-dev libxrandr-dev libxrender-dev
          sudo apt-get install libxcursor-dev:i386 libxi-dev:i386 libxinerama-dev:i386 libxrandr-dev:i386 libxrender-dev:i386
          go test -shuffle=on -v -tags=ebitenginexlibcheck ./internal/glfw/
          env CGO_ENABLED=1 GOARCH=386 go test -shuffle=on -v -tags=ebitenginexlibcheck ./internal/glfw/

      - name: Install ebitenmobile
        run: |
          go install ./cmd/ebitenmobile

      - name: ebitenmobile bind (Android)
        run: |
          cd /tmp/go-inovation
          ebitenmobile bind -target android -androidapi 23 -javapkg com.hajimehoshi.goinovation -o inovation.aar -v github.com/hajimehoshi/go-inovation/mobile

      - name: ebitenmobile bind (iOS)
        if: runner.os == 'macOS'
        run: |
          cd /tmp/go-inovation
          ebitenmobile bind -target ios -o Inovation.xcframework -v github.com/hajimehoshi/go-inovation/mobile

  wasm:
    strategy:
      matrix:
        go: ['1.25.x', '1.26.x', '1.27.x']
    name: Test WebAssembly with Go ${{ matrix.go }}
    runs-on: ubuntu-latest
    defaults:
      run:
        shell: bash
    steps:
      - name: Git
        run: |
          # See actions/checkout#135
          git config --global core.autocrlf false
          git config --global core.eol lf

      - name: Checkout
        uses: actions/checkout@v7

      - name: Setup Go
        uses: actions/setup-go@v6
        with:
          go-version: ${{ matrix.go }}

      - name: Install Chrome
        uses: browser-actions/setup-chrome@latest

      - name: Install wasmbrowsertest
        run: |
          wasmbrowsertest_version=eec8f6b3828fd793968ed35171566ab20de7b4cc
          go install github.com/agnivade/wasmbrowsertest@${wasmbrowsertest_version}
          mv $(go env GOPATH)/bin/wasmbrowsertest${{ runner.os == 'Windows' && '.exe' || '' }} $(go env GOPATH)/bin/go_js_wasm_exec${{ runner.os == 'Windows' && '.exe' || '' }}
          go install github.com/agnivade/wasmbrowsertest/cmd/cleanenv@${wasmbrowsertest_version}

      - name: go test (Wasm)
        run: |
          # Disable AppArmor for Ubuntu 23.10+.
          # https://chromium.googlesource.com/chromium/src/+/main/docs/security/apparmor-userns-restrictions.md
          echo 0 | sudo tee /proc/sys/kernel/apparmor_restrict_unprivileged_userns
          # Wasm tests don't work on macOS with the headless mode enabled, but the headless mode cannot be disabled in GitHub Actions (#2972).
          # Wasm tests time out on Windows (#3076).
          max_attempts=3
          for i in $(seq 1 $max_attempts); do
            env GOOS=js GOARCH=wasm cleanenv -remove-prefix GITHUB_ -remove-prefix JAVA_ -remove-prefix PSModulePath -remove-prefix STATS_ -remove-prefix RUNNER_ -- go test -shuffle=on -v ./... -test.paniconexit0=false && break
            if [ $i -eq $max_attempts ]; then
              echo "All $max_attempts attempts failed."
              exit 1
            fi
            echo "Attempt $i failed. Retrying in 10 seconds..."
            sleep 10
          done