.github/workflows/javaTests.yml

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name: Java Test

on:
  push:
    paths-ignore:
      - 'docs/**'
      - '*.md'
      - '*.html'
      - 'src/main/python/**'
      - 'dev/**'
    branches:
      - main
  pull_request:
    paths-ignore:
      - 'docs/**'
      - '*.md'
      - '*.html'
      - 'src/main/python/**'
      - 'dev/**'
    branches:
      - main

jobs:
  java_tests:
    runs-on: ${{ matrix.os }}
    timeout-minutes: 30
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest]
        tests: [
          "org.apache.sysds.test.applications.**",
          "**.test.usertest.**",
          "**.component.c**.**",
          "**.component.e**.**,**.component.f**.**,**.component.m**.**",
          "**.component.p**.**,**.component.t**.**",
          "**.functions.a**.**,**.functions.binary.matrix.**,**.functions.binary.scalar.**,**.functions.binary.tensor.**",
          "**.functions.blocks.**,**.functions.data.rand.**,",
          "**.functions.countDistinct.**,**.functions.countDistinctApprox.**",
          "**.functions.data.misc.**,**.functions.lineage.**",
          "**.functions.compress.**,**.functions.data.tensor.**,**.functions.codegenalg.parttwo.**,**.functions.codegen.**,**.functions.caching.**",
          "**.functions.binary.matrix_full_cellwise.**,**.functions.binary.matrix_full_other.**",
          "**.functions.federated.algorithms.**,**.functions.federated.io.**,**.functions.federated.paramserv.**",
          "**.functions.federated.transform.**",
          "**.functions.federated.primitives.part1.** -Dtest-threadCount=1 -Dtest-forkCount=1",
          "**.functions.federated.primitives.part2.** -Dtest-threadCount=1 -Dtest-forkCount=1",
          "**.functions.federated.primitives.part3.** -Dtest-threadCount=1 -Dtest-forkCount=1",
          "**.functions.federated.primitives.part4.** -Dtest-threadCount=1 -Dtest-forkCount=1",
          "**.functions.federated.primitives.part5.** -Dtest-threadCount=1 -Dtest-forkCount=1",
          "**.functions.federated.monitoring.**,**.functions.federated.multitenant.**",
          "**.functions.federated.codegen.**,**.functions.federated.FederatedTestObjectConstructor",
          "**.functions.codegenalg.partone.**",
          "**.functions.builtin.part1.**",
          "**.functions.builtin.part2.**",
          "**.functions.frame.**,**.functions.indexing.**,**.functions.io.**,**.functions.iogen.**",
          "**.functions.dnn.**",
          "**.functions.paramserv.**",
          "**.functions.recompile.**,**.functions.misc.**",
          "**.functions.mlcontext.**",
          "**.functions.nary.**,**.functions.quaternary.**",
          "**.functions.parfor.**,**.functions.pipelines.**",
          "**.functions.homomorphicEncryption.**",
          "**.functions.unary.scalar.**,**.functions.updateinplace.**,**.functions.vect.**",
          "**.functions.reorg.**,**.functions.rewrite.**,**.functions.ternary.**",
          "**.functions.transform.**",
          "**.functions.unary.matrix.**,**.functions.linearization.**,**.functions.jmlc.**"
        ]
        java: [11]
    name: ${{ matrix.tests }}
    steps:
    - name: Checkout Repository
      uses: actions/checkout@v4

    - name: ${{ matrix.tests }}
      uses: ./.github/action/
      id: test
      with:
        test-to-run: ${{ matrix.tests }}

    - name: Clean Github Artifact Name of Asterisks
      run: |
        ARTIFACT_NAME="transient_jacoco"
        ARTIFACT_NAME+="-${{ matrix.os }}"
        ARTIFACT_NAME+="-java-${{ matrix.java }}"
        ARTIFACT_NAME+="-${{ matrix.tests }}"
        ARTIFACT_NAME=${ARTIFACT_NAME//\*/x} # replace * with x
        echo "ARTIFACT_NAME=$ARTIFACT_NAME" >> $GITHUB_ENV

    - name: Save Java Test Coverage as Artifact
      uses: actions/upload-artifact@v4
      with:
        name: ${{ env.ARTIFACT_NAME }}
        path: target/jacoco.exec
        retention-days: 1

  determine_test_coverage:
    name: Determine Test Coverage
    runs-on: ubuntu-latest
    needs: [
      java_tests
      ]
    steps:
    - name: Checkout Repository
      uses: actions/checkout@v4

    - name: Cache Maven Dependencies
      uses: actions/cache@v4
      with:
        path: ~/.m2/repository
        key: ${{ runner.os }}-maven-test-${{ hashFiles('**/pom.xml') }}
        restore-keys: |
          ${{ runner.os }}-maven-test-

    - name: Download all Jacoco Artifacts
      uses: actions/download-artifact@v4
      with:
        path: target

    - name: Merge Jacoco Artifacts
      run: mvn jacoco:merge

    - name: Process Classes
      run: mvn process-classes

    - name: Generate Code Coverage Report
      run: mvn jacoco:report

    - name: Upload coverage to Codecov
      uses: codecov/codecov-action@v4
      if: github.repository_owner == 'apache'
      with:
        fail_ci_if_error: false
        files: target/site/jacoco/jacoco.xml
        token: ${{ secrets.CODECOV_TOKEN }}

    - name: Upload Jacoco Report Artifact PR
      if: (github.repository_owner == 'apache') && (github.ref_name != 'main')
      uses: actions/upload-artifact@v4
      with:
        name: Java Code Coverage (Jacoco)
        path: target/site/jacoco
        retention-days: 7

    - name: Upload Jacoco Report Artifact Main
      if: (github.repository_owner == 'apache') && (github.ref_name == 'main')
      uses: actions/upload-artifact@v4
      with:
        name: Java Code Coverage (Jacoco)
        path: target/site/jacoco
        retention-days: 30

    - name: Upload Jacoco Report Artifact Fork
      if: (github.repository_owner != 'apache')
      uses: actions/upload-artifact@v4
      with:
        name: Java Code Coverage (Jacoco)
        path: target/site/jacoco
        retention-days: 3