probe/examples/expr-functions.yml at main · linyows/probe · GitHub

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name: Expr-Function Example

jobs:
- name: Run match json example
  steps:
  - name: Match Regexp
    uses: shell
    with:
      cmd: echo '{"id":12345,"name":"probe"}'
    vars:
      result:
        id: 12345
        name: probe
      expected:
        id: /^\d{5}$/
        name: /^\w+$/
    test: |
      res.code == 0 &&
      match_json(vars.result, vars.expected)
    echo: "{{diff_json(vars.result, vars.expected)}}"
  - name: Mismatch Regexp
    uses: shell
    with:
      cmd: echo '{"id":"ABC","name":null}'
    vars:
      result:
        id: ABC
        name: null
      expected:
        id: /^\d{5}$/
        name: /^\w+$/
    test: |
      res.code == 0
    echo: "{{diff_json(vars.result, vars.expected)}}"

- name: Test string functions
  steps:
  - name: hasSuffix()
    uses: shell
    with:
      cmd: echo "test.json"
    test: hasSuffix(trim(res.stdout), ".json")
    outputs:
      filename: trim(res.stdout)

  - name: hasPrefix()
    uses: shell
    with:
      cmd: echo "https://example.com"
    test: hasPrefix(trim(res.stdout), "https://")
    outputs:
      url: trim(res.stdout)

  - name: indexOf()
    uses: shell
    with:
      cmd: echo "hello world"
    test: indexOf(res.stdout, "world") >= 0
    outputs:
      text: trim(res.stdout)
      position: indexOf(trim(res.stdout), "world")

  - name: verify indexOf() position
    uses: shell
    with:
      cmd: echo "hello world"
    test: indexOf(trim(res.stdout), "world") == 6
    echo: |
      The word "world" is at position {{indexOf(trim(res.stdout), "world")}}

- name: Test parse_json function
  steps:
  - name: Parse JSON from stdout and extract fields
    id: get_user
    uses: shell
    with:
      cmd: echo '{"data":{"id":12345,"name":"probe","tags":["cli","testing"]}}'
    outputs:
      user_id: parse_json(res.stdout).data.id
      user_name: parse_json(res.stdout).data.name
    test: |
      res.code == 0 &&
      parse_json(res.stdout).data.id == 12345 &&
      parse_json(res.stdout).data.name == "probe"

  - name: Use parsed outputs in next step
    uses: shell
    with:
      cmd: echo "User {{outputs.get_user.user_name}} has ID {{outputs.get_user.user_id}}"
    test: res.code == 0
    echo: "{{trim(res.stdout)}}"

  - name: Combine parse_json with match_json
    uses: shell
    with:
      cmd: echo '{"status":"ok","result":{"count":3,"items":["a","b","c"]}}'
    vars:
      expected:
        status: ok
        result:
          count: 3
          items: ["a", "b", "c"]
    test: |
      res.code == 0 &&
      match_json(parse_json(res.stdout), vars.expected)
    echo: "{{diff_json(parse_json(res.stdout), vars.expected)}}"

  - name: Parse JSON array from stdout
    uses: shell
    with:
      cmd: echo '[{"id":1,"name":"foo"},{"id":2,"name":"bar"}]'
    test: |
      res.code == 0 &&
      len(parse_json(res.stdout)) == 2