build-test-update-hello-world.yaml

version: 1.0-preview-1
steps:
  # build website and func-test images, concurrently
  - build: -t {{.Run.Registry}}/hello-world:{{.Run.ID}} -f hello-world.dockerfile .
    when: ["-"]
  - build: -t hello-world-test  -f hello-world.dockerfile  .
    when: ["-"]
  # run built images to be tested
  - id: hello-world
    cmd: {{.Run.Registry}}/hello-world:{{.Run.ID}}
  - id: func-tests
    cmd: hello-world-test
    env:
      - test-target=hello-world
  # push hello-world if func-tests are successful  
  - push: 
    - {{.Run.Registry}}/hello-world:{{.Run.ID}}
  # helm deploy the updated hello-world image
  - cmd: >
      cmd.azurecr.io/helm:v2.11.0-rc.2 update helloworld ./release/helm/ 
      --reuse-values 
      --set helloworld.image={{.Run.Registry}}/hello-world:{{.Run.ID}}