spec/classes/datadog_agent_integrations_fluentd_spec.rb

require 'spec_helper'

describe 'datadog_agent::integrations::fluentd' do
  context 'supported agents - v5 and v6' do
    agents = { '5' => true, '6' => false }
    agents.each do |_, enabled|
      let(:pre_condition) { "class {'::datadog_agent': agent5_enable => #{enabled}}" }
      let(:facts) {{
        operatingsystem: 'Ubuntu',
      }}
      if enabled
        let(:conf_dir) { '/etc/dd-agent/conf.d' }
      else
        let(:conf_dir) { '/etc/datadog-agent/conf.d' }
      end
      let(:dd_user) { 'dd-agent' }
      let(:dd_group) { 'root' }
      let(:dd_package) { 'datadog-agent' }
      let(:dd_service) { 'datadog-agent' }
      let(:conf_file) { "#{conf_dir}/fluentd.yaml" }

      context 'with default parameters' do
        it { should compile }
      end

      context 'with monitor_agent_url set' do
        let(:params) {{
          monitor_agent_url: 'foobar',
        }}

        it { should compile.with_all_deps }
        it { should contain_file(conf_file).with(
          owner: dd_user,
          group: dd_group,
          mode: '0600',
        )}
        it { should contain_file(conf_file).that_requires("Package[#{dd_package}]") }
        it { should contain_file(conf_file).that_notifies("Service[#{dd_service}]") }

        it { should contain_file(conf_file).with_content(%r{monitor_agent_url: foobar}) }
        it { should contain_file(conf_file).without_content(%r{tags: }) }

        context 'with plugin_ids parameter array' do
          let(:params) {{
            monitor_agent_url: 'foobar',
            plugin_ids: %w{ foo bar baz },
          }}
          it { should contain_file(conf_file).with_content(/plugin_ids:[^-]+- foo\s+- bar\s+- baz\s*?[^-]/m) }
        end

        context 'plugin_ids not array' do
          let(:params) {{
            monitor_agent_url: 'foobar',
            plugin_ids: 'aoeu',
          }}

          it { should_not compile }
        end
      end
    end
  end
end