name: "Kafka Gateway Tests"

on:
  push:
    branches: [ master ]
  pull_request:
    branches: [ master ]

concurrency:
  group: ${{ github.head_ref }}/kafka-tests
  cancel-in-progress: true

# Force different runners for better isolation
env:
  FORCE_RUNNER_SEPARATION: true

permissions:
  contents: read

jobs:
  kafka-unit-tests:
    name: Kafka Unit Tests
    runs-on: ubuntu-latest
    timeout-minutes: 5
    strategy:
      fail-fast: false
      matrix:
        container-id: [unit-tests-1]
    container:
      image: golang:1.21-alpine
      options: --cpus 1.0 --memory 1g --hostname kafka-unit-${{ matrix.container-id }}
    env:
      GOMAXPROCS: 1
      CGO_ENABLED: 0
      CONTAINER_ID: ${{ matrix.container-id }}
    steps:
    - name: Set up Go 1.x
      uses: actions/setup-go@v5
      with:
        go-version: ^1.21
      id: go

    - name: Check out code
      uses: actions/checkout@v4

    - name: Setup Container Environment
      run: |
        apk add --no-cache git
        ulimit -n 1024
        
    - name: Get dependencies
      run: |
        cd test/kafka
        go mod download

    - name: Run Kafka Gateway Unit Tests (Excluding Integration Tests)
      run: |
        cd test/kafka
        # Set process limits for container isolation
        ulimit -n 512
        ulimit -u 100
        go test -v -timeout 10s -run "^Test" -skip "KafkaGateway_APISequence|KafkaGoClient_BasicProduceConsume|KafkaGoClient_ConsumerGroups|Sarama" ./...