---
name: "Test Tree-sitter Grammar"
description: "Runs comprehensive grammar tests including parser validation"

inputs:
  skip-sample-test:
    description: "Skip the sample ShellSpec code test"
    required: false
    default: "false"

runs:
  using: "composite"
  steps:
    - name: Run Tests
      run: npm test
      shell: bash

    - name: Build Parser
      run: npm run build
      shell: bash

    - name: Test Parser with Sample Code
      if: inputs.skip-sample-test != 'true'
      run: |
        cat << 'EOF' > test_sample.shellspec
        #!/usr/bin/env shellspec

        Describe 'Calculator'
          Include ./lib/calculator.sh

          Before 'setup_calculator'
          After 'cleanup_calculator'

          Context 'when adding numbers'
            It 'adds two positive numbers'
              When call add 2 3
              The output should eq 5
            End

            It 'handles zero'
              When call add 0 5
              The output should eq 5
            End
          End

          Context 'when input is invalid'
            Skip if "validation not implemented" ! command -v validate

            It 'handles empty input'
              When call add "" ""
              The status should be failure
            End
          End
        End

        It 'works without describe block'
          When call echo "test"
          The output should eq "test"
        End
        EOF

        tree-sitter parse test_sample.shellspec --quiet || {
          echo "❌ Parser failed on sample ShellSpec code"
          exit 1
        }
        echo "✅ Parser successfully handled sample code"
      shell: bash

    - name: Validate Parser (Simple)
      if: inputs.skip-sample-test == 'true'
      run: |
        echo "Describe 'test' It 'works' End End" | tree-sitter parse --language=shellspec || {
          echo "❌ Parser validation failed"
          exit 1
        }
        echo "✅ Parser validation successful"
      shell: bash