Let's Refactor

credentials.yml

# ci/credentials.yml
gitRepository: https://github.com/<YOUR-GITHUB-USERNAME>/product-service-concourse

pipeline.yml

# ci/pipeline.yml
---
resources:
- name: source-code
  type: git
  check_every: 10s
  source:
    uri: ((gitRepository))
    branch: master
jobs:
- name: test
  plan:
  - get: source-code
    trigger: true
  - task: test
    file: source-code/ci/tasks/test.yml

test.yml

# ci/tasks/test.yml
---
platform: linux

image_resource:
  type: docker-image
  source:
    repository: openjdk
    tag: 8

inputs:
- name: source-code

run:
  path: sh
  args:
  - -exc
  - |
    cd source-code
    ls -lah
    ./gradlew test
    echo "all tests pass"