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name: CI - Go Functions Tests
on:
  pull_request:
    branches:
      - master
    paths:
      - '.github/workflows/**'
      - 'pulsar-function-go/**'
  push:
    branches:
      - branch-*
    paths:
      - '.github/workflows/**'
      - 'pulsar-function-go/**'

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

env:
  MAVEN_OPTS: -Dhttp.keepAlive=false -Dmaven.wagon.http.pool=false -Dmaven.wagon.http.retryHandler.class=standard -Dmaven.wagon.http.retryHandler.count=3

jobs:

  go-functions-tests:
    name: Run Go Tests
    strategy:
      matrix:
        go-version: [1.15, 1.16, 1.17]
        platform: [ubuntu-latest]
    runs-on: ${{ matrix.platform }}
    timeout-minutes: 120

    steps:
      - name: Check out code into the Go module directory
        uses: actions/checkout@v2

      - name: Tune Runner VM
        uses: ./.github/actions/tune-runner-vm

      - name: Detect changed files
        id:   changes
        uses: apache/pulsar-test-infra/paths-filter@master
        with:
          filters: .github/changes-filter.yaml
          list-files: csv

      - name: Check changed files
        id: check_changes
        run: |
          echo "::set-output name=docs_only::${{ fromJSON(steps.changes.outputs.all_count) == fromJSON(steps.changes.outputs.docs_count) && fromJSON(steps.changes.outputs.docs_count) > 0 }}"
          echo "::set-output name=cpp_only::${{ fromJSON(steps.changes.outputs.all_count) == fromJSON(steps.changes.outputs.cpp_count) && fromJSON(steps.changes.outputs.cpp_count) > 0 }}"

      - name: Set up Go
        uses: actions/setup-go@v2
        if: ${{ steps.check_changes.outputs.docs_only != 'true' && steps.check_changes.outputs.cpp_only != 'true' }}
        with:
          go-version: ${{ matrix.go-version }}
        id: go

      - name: Run tests
        if: ${{ steps.check_changes.outputs.docs_only != 'true' && steps.check_changes.outputs.cpp_only != 'true' }}
        run: |
          cd pulsar-function-go
          export GO111MODULE=on
          go test -v $(go list ./... | grep -v examples)