pull_request.yml

name: pull_request

permissions:
  contents: read

on:
  pull_request:
    types: [opened, reopened, synchronize]

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

jobs:
  soundness:
    uses: swiftlang/github-workflows/.github/workflows/soundness.yml@main
    with:
      # Not API stable package (yet)
      api_breakage_check_enabled: false
      format_check_enabled: true
      license_header_check_project_name: Swift.org
      # Since we need JAVA_HOME to be set up for building the project and depending on a different workflow won't
      # give us that, we disable the checking and make a separate job that performs docs validation
      docs_check_enabled: false

  # This replicates 'docs-check' from https://github.com/swiftlang/github-workflows/blob/main/.github/workflows/soundness.yml
  # because we need to set up environment so we can build the SwiftJava project (including Java runtime/dependencies).
  soundness-docs:
    name: Documentation check
    runs-on: ubuntu-latest
    container:
      image: 'swift:6.3-noble'
    strategy:
      fail-fast: true
      matrix:
        swift_version: ['6.3']
        os_version: ['noble']
        jdk_vendor: ['corretto']
    steps:
      - uses: actions/checkout@v7
      - name: Prepare CI Environment
        uses: ./.github/actions/prepare_env
      - name: Cache .build
        uses: ./.github/actions/cache_swiftpm_build
        with:
          path: .build
          tag: docs
          swift-version: ${{ matrix.swift_version }}
          os-version: ${{ matrix.os_version }}
          hash-files: |
            Package.swift
            Package.resolved
            Sources/**/*.swift
            Plugins/**/*.swift
      - name: Swift Build
        run: swift build
      - name: Run documentation check
        run: ./.github/scripts/validate_docs.sh

  test-java:
    name: Test (Java) (${{ matrix.os_version }} swift:${{ matrix.swift_version }} jdk:${{matrix.jdk_vendor}})
    runs-on: ubuntu-latest
    # Nightly builds are best-effort
    continue-on-error: ${{ contains(matrix.swift_version, 'nightly') }}
    strategy:
      fail-fast: true
      matrix:
        swift_version: ['6.3', 'nightly']
        os_version: ['noble']
        jdk_vendor: ['corretto']
    container:
      image: ${{ (contains(matrix.swift_version, 'nightly') && 'swiftlang/swift') || 'swift' }}:${{ matrix.swift_version }}-${{ matrix.os_version }}
    env:
      SWIFT_JAVA_VERBOSE: true
    steps:
      - uses: actions/checkout@v7
      - name: Prepare CI Environment
        uses: ./.github/actions/prepare_env
      - name: Gradle :SwiftKitCore:build
        run: ./gradlew :SwiftKitCore:build -x test
      - name: Gradle :SwiftKitCore:check
        run: ./gradlew :SwiftKitCore:check --info
      - name: Gradle :SwiftKitFFM:build
        run: ./gradlew :SwiftKitFFM:build -x test
      - name: Gradle :SwiftKitFFM:check
        run: ./gradlew :SwiftKitFFM:check --info

  test-java-macos:
    name: Test (Java) (${{ matrix.os_version }} swift:${{ matrix.swift_version }} jdk:${{matrix.jdk_vendor}})
    runs-on: [self-hosted, macos, tahoe, ARM64]
    strategy:
      fail-fast: true
      matrix:
        swift_version: ['6.3']
        os_version: ['macos']
        jdk_vendor: ['corretto']
    env:
      SWIFT_JAVA_VERBOSE: true
    steps:
      - uses: actions/checkout@v7
      - name: Prepare CI Environment
        uses: ./.github/actions/prepare_env
      - name: Gradle :SwiftKitCore:build
        run: ./gradlew :SwiftKitCore:build -x test
      - name: Gradle :SwiftKitCore:check
        run: ./gradlew :SwiftKitCore:check --debug
      - name: Gradle :SwiftKitFFM:build
        run: ./gradlew :SwiftKitFFM:build -x test
      - name: Gradle :SwiftKitFFM:check
        run: ./gradlew :SwiftKitFFM:check --debug

  benchmark-java:
    name: Benchmark (JMH) (${{ matrix.os_version }} swift:${{ matrix.swift_version }} jdk:${{matrix.jdk_vendor}})
    runs-on: ubuntu-latest
    strategy:
      fail-fast: true
      matrix:
        swift_version: ['6.3']
        os_version: ['noble']
        jdk_vendor: ['corretto']
    container:
      image: ${{ (contains(matrix.swift_version, 'nightly') && 'swiftlang/swift') || 'swift' }}:${{ matrix.swift_version }}-${{ matrix.os_version }}
    env:
      SWIFT_JAVA_VERBOSE: true
    steps:
      - uses: actions/checkout@v7
      - name: Prepare CI Environment
        uses: ./.github/actions/prepare_env
      - name: Gradle compile JMH benchmarks
        run: ./gradlew compileJmh --info

  benchmark-swift:
    name: Benchmark (Swift) (${{ matrix.os_version }} swift:${{ matrix.swift_version }} jdk:${{matrix.jdk_vendor}})
    runs-on: ubuntu-latest
    strategy:
      fail-fast: true
      matrix:
        swift_version: ['6.3']
        os_version: ['noble']
        jdk_vendor: ['corretto']
    container:
      image: ${{ (contains(matrix.swift_version, 'nightly') && 'swiftlang/swift') || 'swift' }}:${{ matrix.swift_version }}-${{ matrix.os_version }}
    env:
      SWIFT_JAVA_VERBOSE: true
    steps:
      - uses: actions/checkout@v7
      - name: Prepare CI Environment
        uses: ./.github/actions/prepare_env
      - name: Install jemalloc
        run: apt-get update && apt-get install -y libjemalloc-dev
      - name: Cache Benchmarks/.build
        uses: ./.github/actions/cache_swiftpm_build
        with:
          path: Benchmarks/.build
          tag: benchmarks
          swift-version: ${{ matrix.swift_version }}
          os-version: ${{ matrix.os_version }}
          hash-files: |
            Benchmarks/Package.swift
            Benchmarks/Package.resolved
            Benchmarks/Benchmarks/**/*.swift
            Benchmarks/Sources/**/*.swift
      - name: Swift Benchmarks
        run: swift package --package-path Benchmarks/ benchmark

  test-swift:
    name: Test (Swift) (${{ matrix.os_version }} swift:${{ matrix.swift_version }} jdk:${{matrix.jdk_vendor}})
    runs-on: ubuntu-latest
    # Nightly builds are best-effort
    continue-on-error: ${{ contains(matrix.swift_version, 'nightly') }}
    strategy:
      fail-fast: false
      matrix:
        swift_version: ['6.1.3', '6.3', 'nightly']
        os_version: ['noble']
        jdk_vendor: ['corretto']
    container:
      image: ${{ (contains(matrix.swift_version, 'nightly') && 'swiftlang/swift') || 'swift' }}:${{ matrix.swift_version }}-${{ matrix.os_version }}
    env:
      SWIFT_JAVA_VERBOSE: true
    steps:
      - uses: actions/checkout@v7
      - name: Prepare CI Environment
        uses: ./.github/actions/prepare_env
      - name: Cache .build
        uses: ./.github/actions/cache_swiftpm_build
        with:
          path: .build
          tag: test
          swift-version: ${{ matrix.swift_version }}
          os-version: ${{ matrix.os_version }}
          hash-files: |
            Package.swift
            Package.resolved
            Sources/**/*.swift
            Plugins/**/*.swift
            Tests/**/*.swift
      - name: Swift Build
        run: swift build --build-tests --disable-sandbox --disable-experimental-prebuilts  # FIXME: until prebuilt swift-syntax isn't broken on 6.2 anymore: https://github.com/swiftlang/swift-java/issues/418
      - name: Swift Test (XCTest)
        run: swift test --disable-experimental-swift-testing --disable-experimental-prebuilts  # FIXME: until prebuilt swift-syntax isn't broken on 6.2 anymore: https://github.com/swiftlang/swift-java/issues/418
      - name: Swift Test (swift-testing)
        run: swift test --disable-xctest --disable-experimental-prebuilts  # FIXME: until prebuilt swift-syntax isn't broken on 6.2 anymore: https://github.com/swiftlang/swift-java/issues/418

  test-swift-macos:
    name: Test (Swift) (${{ matrix.os_version }} swift:${{ matrix.swift_version }} jdk:${{matrix.jdk_vendor}})
    runs-on: [self-hosted, macos, tahoe, ARM64]
    strategy:
      fail-fast: false
      matrix:
        swift_version: ['6.3']
        os_version: ['macos']
        jdk_vendor: ['corretto']
    env:
      SWIFT_JAVA_VERBOSE: true
    steps:
      - uses: actions/checkout@v7
      - name: Prepare CI Environment
        uses: ./.github/actions/prepare_env
      - name: Install Swiftly
        run: ./.github/scripts/install_swiftly.sh
        env:
          SWIFT_VERSION: "${{ matrix.swift_version }}"
      - name: Swift Build
        run: "swift build --build-tests --disable-sandbox"
      - name: Swift Test (swift-testing)
        run: swift test --disable-xctest
      - name: Swift Test (XCTest)
        run: swift test --disable-experimental-swift-testing

  build-swift-android:
    name: Sample SwiftJavaExtractJNISampleApp (Android) (swift:${{ matrix.swift_version }} android:${{matrix.sdk_triple}} NDK:${{matrix.ndk_version}})
    runs-on: ubuntu-22.04
    # Nightly builds are best-effort
    continue-on-error: ${{ contains(matrix.swift_version, 'nightly') }}
    strategy:
      fail-fast: false
      matrix:
        swift_version: ['6.3']
        os_version: ['noble']
        jdk_vendor: ['corretto']
        sdk_triple: ['aarch64-unknown-linux-android28', 'x86_64-unknown-linux-android28', 'armv7-unknown-linux-android28']
        ndk_version: ['r27d', 'r28c']
    steps:
      - uses: actions/checkout@v7
      - name: Prepare CI Environment
        uses: ./.github/actions/prepare_env
      - name: Install Swift SDK for Android and build
        run: |
          apt-get -q update && apt-get -yq install curl
          cd Samples/SwiftJavaExtractJNISampleApp
          curl -L -O --retry 3 https://raw.githubusercontent.com/swiftlang/github-workflows/refs/heads/main/.github/workflows/scripts/install-and-build-with-sdk.sh
          perl -pi -e "s#(download_and_extract_toolchain \".ANDROID_SDK_TAG\"\))#\1\n        PATH=\\\$(dirname \\\$SWIFT_EXECUTABLE_FOR_ANDROID_SDK):\\\$PATH\n        echo \"path is now \\\$PATH\"#" install-and-build-with-sdk.sh
          chmod 500 install-and-build-with-sdk.sh
          ./install-and-build-with-sdk.sh --android --build-command="swift build" --android-sdk-triple="${{ matrix.sdk_triple }}" --android-ndk-version="${{ matrix.ndk_version }}" ${{ matrix.swift_version }}

  verify-samples:
    name: Sample ${{ matrix.sample_app }} (${{ matrix.os_version }} swift:${{ matrix.swift_version }} jdk:${{matrix.jdk_vendor}})
    runs-on: ubuntu-latest
    # Nightly builds are best-effort
    continue-on-error: ${{ contains(matrix.swift_version, 'nightly') }}
    strategy:
      fail-fast: false
      matrix:
        swift_version: ['6.3']
        os_version: ['noble']
        jdk_vendor: ['corretto']
        sample_app: [  # TODO: use a reusable-workflow to generate those names
          'JavaDependencySampleApp',
          'JavaKitSampleApp',
          'JavaProbablyPrime',
          'JavaSieve',
          'SwiftAndJavaJarFFMSampleLib',
          'SwiftJavaExtractFFMSampleApp',
          'SwiftJavaExtractJNISampleApp',
        ]
    container:
      image: ${{ (contains(matrix.swift_version, 'nightly') && 'swiftlang/swift') || 'swift' }}:${{ matrix.swift_version }}-${{ matrix.os_version }}
    steps:
      - uses: actions/checkout@v7
      - name: Prepare CI Environment
        uses: ./.github/actions/prepare_env
      - name: Cache sample .build
        uses: actions/cache@v6
        continue-on-error: true
        with:
          path: Samples/${{ matrix.sample_app }}/.build
          key: ${{ runner.os }}-swift${{ matrix.swift_version }}-sample-${{ matrix.sample_app }}-${{ hashFiles('Sources/**/*.swift', 'Plugins/**/*.swift', 'Package.swift', 'Package.resolved') }}
          restore-keys: |
            ${{ runner.os }}-swift${{ matrix.swift_version }}-sample-${{ matrix.sample_app }}-
            ${{ runner.os }}-swift${{ matrix.swift_version }}-sample-
      - name: "Verify sample: ${{ matrix.sample_app }}"
        run: .github/scripts/validate_sample.sh Samples/${{ matrix.sample_app }}


  verify-samples-macos:
    name: Sample ${{ matrix.sample_app }} (${{ matrix.os_version }} swift:${{ matrix.swift_version }} jdk:${{matrix.jdk_vendor}})
    runs-on: [self-hosted, macos, tahoe, ARM64]
    strategy:
      fail-fast: false
      matrix:
        swift_version: ['6.3']  # no nightly testing on macOS
        os_version: ['macos']
        jdk_vendor: ['corretto']
        sample_app: [  # TODO: use a reusable-workflow to generate those names
          'JavaDependencySampleApp',
          'JavaKitSampleApp',
          'JavaProbablyPrime',
          'JavaSieve',
          'SwiftAndJavaJarFFMSampleLib',
          'SwiftJavaExtractFFMSampleApp',
          'SwiftJavaExtractJNISampleApp',
        ]
    steps:
      - uses: actions/checkout@v7
      - name: Prepare CI Environment
        uses: ./.github/actions/prepare_env
      - name: Install Swiftly  # we specifically install Swiftly in macOS jobs because we want a simpler way to find the right dylib paths for libraries
        run: ./.github/scripts/install_swiftly.sh
        env:
          SWIFT_VERSION: "${{ matrix.swift_version }}"
      - name: Cache sample .build
        uses: actions/cache@v6
        continue-on-error: true
        with:
          path: Samples/${{ matrix.sample_app }}/.build
          key: ${{ runner.os }}-swift${{ matrix.swift_version }}-sample-${{ matrix.sample_app }}-${{ hashFiles('Sources/**/*.swift', 'Plugins/**/*.swift', 'Package.swift', 'Package.resolved') }}
          restore-keys: |
            ${{ runner.os }}-swift${{ matrix.swift_version }}-sample-${{ matrix.sample_app }}-
            ${{ runner.os }}-swift${{ matrix.swift_version }}-sample-
      - name: "Verify sample ${{ matrix.sample_app }}"
        run: .github/scripts/validate_sample.sh Samples/${{ matrix.sample_app }}

  linkage-test:
    name: Linkage test (noble swift:6.3)
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        jdk_vendor: ['corretto']
    container:
      image: swift:6.3-noble
    steps:
      - uses: actions/checkout@v7
      - name: Install jq
        shell: bash
        run: |
          apt-get update -qq
          apt-get install -qq -y jq
      - name: Prepare CI Environment
        uses: ./.github/actions/prepare_env
      - name: Cache Tests/LinkageTest/.build
        uses: ./.github/actions/cache_swiftpm_build
        with:
          path: Tests/LinkageTest/.build
          tag: linkage
          swift-version: '6.3'
          os-version: noble
          hash-files: |
            Tests/LinkageTest/Package.swift
            Tests/LinkageTest/Package.resolved
            Tests/LinkageTest/Sources/**/*.swift
      - name: Run linkage test
        run: ./scripts/run-linkage-test.sh
        env:
          JAVA_HOME: ${{ env.JAVA_HOME }}

  verify-wrap-java-idempotent:
    name: JavaStdlib wrap-java up-to-date
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        jdk_vendor: ['corretto']
    container:
      image: swift:6.3-noble
    steps:
      - uses: actions/checkout@v7
      - name: Mark workspace as safe for git
        run: git config --global --add safe.directory "$GITHUB_WORKSPACE"
      - name: Prepare CI Environment
        uses: ./.github/actions/prepare_env
      - name: Cache .build
        uses: ./.github/actions/cache_swiftpm_build
        with:
          path: .build
          tag: wrapjava
          swift-version: '6.3'
          os-version: noble
          hash-files: |
            Package.swift
            Package.resolved
            Sources/SwiftJavaTool/**/*.swift
            Sources/SwiftJavaToolLib/**/*.swift
            Sources/SwiftJava/**/*.swift
      - name: Regenerate JavaStdlib wrappers
        env:
          JAVA_HOME: ${{ env.JAVA_HOME_25 }}
        run: ./scripts/wrap-java-generate.sh
      - name: Verify no changes (whitespace-tolerant)
        run: |
          if ! git diff --ignore-all-space --ignore-blank-lines --exit-code -- '**/generated/*.swift'; then
            echo "::error::wrap-java output drifted. Re-run ./scripts/wrap-java-generate.sh and commit the result."
            git diff --ignore-all-space --ignore-blank-lines -- '**/generated/*.swift'
            exit 1
          fi