# frozen_string_literal: true

require 'spec_helper'

RSpec.describe 'CI YML Templates' do
  subject { Gitlab::Ci::YamlProcessor.new(content).execute }

  let(:all_templates) { Gitlab::Template::GitlabCiYmlTemplate.all.map(&:full_name) }
  let(:excluded_templates) do
    excluded = all_templates.select do |name|
      Gitlab::Template::GitlabCiYmlTemplate.excluded_patterns.any? { |pattern| pattern.match?(name) }
    end
    excluded + ["Terraform.gitlab-ci.yml"]
  end

  shared_examples 'require default stages to be included' do
    it 'require default stages to be included' do
      expect(subject.stages).to include(*Gitlab::Ci::Config::Entry::Stages.default)
    end
  end

  context 'that support autodevops' do
    exceptions = [
      'Security/DAST.gitlab-ci.yml',        # DAST stage is defined inside AutoDevops yml
      'Security/DAST-API.gitlab-ci.yml',    # no auto-devops
      'Security/API-Fuzzing.gitlab-ci.yml'  # no auto-devops
    ]

    context 'when including available templates in a CI YAML configuration' do
      using RSpec::Parameterized::TableSyntax

      where(:template_name) do
        all_templates - excluded_templates - exceptions
      end

      with_them do
        let(:content) do
          <<~EOS
            include:
              - template: #{template_name}

            concrete_build_implemented_by_a_user:
              stage: test
              script: do something
          EOS
        end

        it { is_expected.to be_valid }

        include_examples 'require default stages to be included'
      end
    end

    context 'when including unavailable templates in a CI YAML configuration' do
      using RSpec::Parameterized::TableSyntax

      where(:template_name) do
        excluded_templates
      end

      with_them do
        let(:content) do
          <<~EOS
            include:
              - template: #{template_name}

            concrete_build_implemented_by_a_user:
              stage: test
              script: do something
          EOS
        end

        it { is_expected.not_to be_valid }
      end
    end
  end

  describe 'that do not support autodevops' do
    context 'when DAST API template' do
      # The DAST API template purposly excludes a stages
      # definition.

      let(:template_name) { 'Security/DAST-API.gitlab-ci.yml' }

      context 'with default stages' do
        let(:content) do
          <<~EOS
            include:
              - template: #{template_name}

            concrete_build_implemented_by_a_user:
              stage: test
              script: do something
          EOS
        end

        it { is_expected.not_to be_valid }
      end

      context 'with defined stages' do
        let(:content) do
          <<~EOS
            include:
              - template: #{template_name}

            stages:
              - build
              - test
              - deploy
              - dast

            concrete_build_implemented_by_a_user:
              stage: test
              script: do something
          EOS
        end

        it { is_expected.to be_valid }

        include_examples 'require default stages to be included'
      end
    end

    context 'when API Fuzzing template' do
      # The API Fuzzing template purposly excludes a stages
      # definition.

      let(:template_name) { 'Security/API-Fuzzing.gitlab-ci.yml' }

      context 'with default stages' do
        let(:content) do
          <<~EOS
            include:
              - template: #{template_name}

            concrete_build_implemented_by_a_user:
              stage: test
              script: do something
          EOS
        end

        it { is_expected.not_to be_valid }
      end

      context 'with defined stages' do
        let(:content) do
          <<~EOS
            include:
              - template: #{template_name}

            stages:
              - build
              - test
              - deploy
              - fuzz

            concrete_build_implemented_by_a_user:
              stage: test
              script: do something
          EOS
        end

        it { is_expected.to be_valid }

        include_examples 'require default stages to be included'
      end
    end
  end
end