require 'spec_helper'

describe 'nginx' do
  on_supported_os.each do |os, facts|
    context "on #{os}" do
      let(:facts) do
        facts
      end

      let :params do
        {
          nginx_upstreams: { 'upstream1' => { 'members' => ['localhost:3000'] } },
          nginx_servers: { 'test2.local' => { 'www_root' => '/' } },
          nginx_servers_defaults: { 'listen_options' => 'default_server' },
          nginx_locations: { 'test2.local' => { 'server' => 'test2.local', 'www_root' => '/' } },
          nginx_locations_defaults: { 'expires' => '@12h34m' },
          nginx_mailhosts: { 'smtp.test2.local' => { 'auth_http' => 'server2.example/cgi-bin/auth', 'protocol' => 'smtp', 'listen_port' => 587 } },
          nginx_mailhosts_defaults: { 'listen_options' => 'default_server_smtp' },
          nginx_streamhosts: { 'streamhost1' => { 'proxy' => 'streamproxy' } }
        }
      end

      describe 'with defaults' do
        it { is_expected.to compile.with_all_deps }
        it { is_expected.to contain_class('nginx') }
        it { is_expected.to contain_class('nginx::config').that_requires('Class[nginx::package]') }
        it { is_expected.to contain_class('nginx::service').that_subscribes_to('Class[nginx::package]') }
        it { is_expected.to contain_class('nginx::service').that_subscribes_to('Class[nginx::config]') }
        it { is_expected.to contain_nginx__resource__upstream('upstream1') }
        it { is_expected.to contain_nginx__resource__server('test2.local') }
        it { is_expected.to contain_nginx__resource__server('test2.local').with_listen_options('default_server') }
        it { is_expected.to contain_nginx__resource__location('test2.local') }
        it { is_expected.to contain_nginx__resource__location('test2.local').with_expires('@12h34m') }
        it { is_expected.to contain_nginx__resource__mailhost('smtp.test2.local') }
        it { is_expected.to contain_nginx__resource__mailhost('smtp.test2.local').with_listen_options('default_server_smtp') }
        it { is_expected.to contain_nginx__resource__streamhost('streamhost1').with_proxy('streamproxy') }
      end

      context 'nginx::package' do
        case facts[:osfamily]
        when 'RedHat'
          context 'using defaults' do
            it { is_expected.to contain_package('nginx') }
            it do
              is_expected.to contain_yumrepo('nginx-release').with(
                'baseurl'  => "http://nginx.org/packages/#{facts[:operatingsystem] == 'CentOS' ? 'centos' : 'rhel'}/#{facts[:operatingsystemmajrelease]}/$basearch/",
                'descr'    => 'nginx repo',
                'enabled'  => '1',
                'gpgcheck' => '1',
                'priority' => '1',
                'gpgkey'   => 'http://nginx.org/keys/nginx_signing.key'
              )
            end
            it do
              is_expected.to contain_yumrepo('passenger').with(
                'ensure' => 'absent'
              )
            end
            it { is_expected.to contain_yumrepo('nginx-release').that_comes_before('Package[nginx]') }
            it { is_expected.to contain_yumrepo('passenger').that_comes_before('Package[nginx]') }
          end

          context 'package_source => nginx-mainline' do
            let(:params) { { package_source: 'nginx-mainline' } }
            it do
              is_expected.to contain_yumrepo('nginx-release').with(
                'baseurl' => "http://nginx.org/packages/mainline/#{facts[:operatingsystem] == 'CentOS' ? 'centos' : 'rhel'}/#{facts[:operatingsystemmajrelease]}/$basearch/"
              )
            end
            it do
              is_expected.to contain_yumrepo('passenger').with(
                'ensure' => 'absent'
              )
            end
            it { is_expected.to contain_yumrepo('nginx-release').that_comes_before('Package[nginx]') }
            it { is_expected.to contain_yumrepo('passenger').that_comes_before('Package[nginx]') }
          end

          context 'package_source => passenger' do
            let(:params) { { package_source: 'passenger' } }
            it do
              is_expected.to contain_yumrepo('passenger').with(
                'baseurl'       => "https://oss-binaries.phusionpassenger.com/yum/passenger/el/#{facts[:operatingsystemmajrelease]}/$basearch",
                'gpgcheck'      => '0',
                'repo_gpgcheck' => '1',
                'gpgkey'        => 'https://packagecloud.io/gpg.key'
              )
            end
            it do
              is_expected.to contain_yumrepo('nginx-release').with(
                'ensure' => 'absent'
              )
            end
            it { is_expected.to contain_yumrepo('passenger').that_comes_before('Package[nginx]') }
            it { is_expected.to contain_yumrepo('nginx-release').that_comes_before('Package[nginx]') }
            it { is_expected.to contain_package('passenger').with('ensure' => 'present') }
          end

          describe 'installs the requested passenger package version' do
            let(:params) { { package_source: 'passenger', passenger_package_ensure: '4.1.0-1.el9' } }

            it 'installs specified version exactly' do
              is_expected.to contain_package('passenger').with('ensure' => '4.1.0-1.el9')
            end
          end

          context 'manage_repo => false' do
            let(:params) { { manage_repo: false } }
            it { is_expected.to contain_package('nginx') }
            it { is_expected.not_to contain_yumrepo('nginx-release') }
          end

          describe 'installs the requested package version' do
            let(:params) { { package_ensure: '3.0.0' } }

            it 'installs 3.0.0 exactly' do
              is_expected.to contain_package('nginx').with('ensure' => '3.0.0')
            end
          end

        when 'Debian'
          context 'using defaults' do
            it { is_expected.to contain_package('nginx') }
            it { is_expected.not_to contain_package('passenger') }
            it do
              is_expected.to contain_apt__source('nginx').with(
                'location'   => "https://nginx.org/packages/#{facts[:operatingsystem].downcase}",
                'repos'      => 'nginx',
                'key' => { 'id' => '573BFD6B3D8FBC641079A6ABABF5BD827BD9BF62' }
              )
            end
          end

          context 'package_source => nginx-mainline' do
            let(:params) { { package_source: 'nginx-mainline' } }
            it do
              is_expected.to contain_apt__source('nginx').with(
                'location' => "https://nginx.org/packages/mainline/#{facts[:operatingsystem].downcase}"
              )
            end
          end

          context "package_source => 'passenger'" do
            let(:params) { { package_source: 'passenger' } }
            it { is_expected.to contain_package('nginx') }
            it { is_expected.to contain_package('passenger') }
            it do
              is_expected.to contain_apt__source('nginx').with(
                'location'   => 'https://oss-binaries.phusionpassenger.com/apt/passenger',
                'repos'      => 'main',
                'key'        => { 'id' => '16378A33A6EF16762922526E561F9B9CAC40B2F7' }
              )
            end
          end

          context 'manage_repo => false' do
            let(:params) { { manage_repo: false } }
            it { is_expected.to contain_package('nginx') }
            it { is_expected.not_to contain_apt__source('nginx') }
            it { is_expected.not_to contain_package('passenger') }
          end
        else
          it { is_expected.to contain_package('nginx') }
        end
      end

      context 'nginx::service' do
        let :params do
          {
            service_ensure: 'running',
            service_name: 'nginx',
            service_manage: true
          }
        end

        context 'using default parameters' do
          it do
            is_expected.to contain_service('nginx').with(
              ensure: 'running',
              enable: true,
              hasstatus: true,
              hasrestart: true
            )
          end

          it { is_expected.to contain_service('nginx').without_restart }
        end

        context "when service_restart => 'a restart command'" do
          let :params do
            {
              service_restart: 'a restart command',
              service_ensure: 'running',
              service_name: 'nginx'
            }
          end
          it { is_expected.to contain_service('nginx').with_restart('a restart command') }
        end

        describe "when service_name => 'nginx14" do
          let :params do
            {
              service_name: 'nginx14'
            }
          end
          it { is_expected.to contain_service('nginx').with_name('nginx14') }
        end

        describe 'when service_manage => false' do
          let :params do
            {
              service_manage: false
            }
          end
          it { is_expected.not_to contain_service('nginx') }
        end
      end

      # nginx::config
      context 'nginx::config' do
        context 'with defaults' do
          it do
            is_expected.to contain_file('/etc/nginx').only_with(
              path: '/etc/nginx',
              ensure: 'directory',
              owner: 'root',
              group: 'root',
              mode: '0644'
            )
          end
          it do
            is_expected.to contain_file('/etc/nginx/conf.d').only_with(
              path: '/etc/nginx/conf.d',
              ensure: 'directory',
              owner: 'root',
              group: 'root',
              mode: '0644'
            )
          end
          it do
            is_expected.to contain_file('/etc/nginx/conf.stream.d').only_with(
              path: '/etc/nginx/conf.stream.d',
              ensure: 'directory',
              owner: 'root',
              group: 'root',
              mode: '0644'
            )
          end
          it do
            is_expected.to contain_file('/etc/nginx/conf.mail.d').only_with(
              path: '/etc/nginx/conf.mail.d',
              ensure: 'directory',
              owner: 'root',
              group: 'root',
              mode: '0644'
            )
          end
          it do
            is_expected.to contain_file('/var/nginx').with(
              ensure: 'directory',
              owner: 'root',
              group: 'root',
              mode: '0644'
            )
          end
          it do
            is_expected.to contain_file('/var/nginx/client_body_temp').with(
              ensure: 'directory',
              group: 'root',
              mode: '0644'
            )
          end
          it do
            is_expected.to contain_file('/var/nginx/proxy_temp').with(
              ensure: 'directory',
              group: 'root',
              mode: '0644'
            )
          end
          it do
            is_expected.to contain_file('/etc/nginx/nginx.conf').with(
              ensure: 'file',
              owner: 'root',
              group: 'root',
              mode: '0644'
            )
          end
          it do
            is_expected.to contain_file('/tmp/nginx.d').with(
              ensure: 'absent',
              purge: true,
              recurse: true
            )
          end
          it do
            is_expected.to contain_file('/tmp/nginx.mail.d').with(
              ensure: 'absent',
              purge: true,
              recurse: true
            )
          end
          case facts[:osfamily]
          when 'RedHat'
            it { is_expected.to contain_file('/var/nginx/client_body_temp').with(owner: 'nginx') }
            it { is_expected.to contain_file('/var/nginx/proxy_temp').with(owner: 'nginx') }
            it { is_expected.to contain_file('/etc/nginx/nginx.conf').with_content %r{^user nginx;} }
            it do
              is_expected.to contain_file('/var/log/nginx').with(
                ensure: 'directory',
                owner: 'nginx',
                group: 'nginx',
                mode: '0750'
              )
            end
          when 'Debian'
            it { is_expected.to contain_file('/var/nginx/client_body_temp').with(owner: 'www-data') }
            it { is_expected.to contain_file('/var/nginx/proxy_temp').with(owner: 'www-data') }
            it { is_expected.to contain_file('/etc/nginx/nginx.conf').with_content %r{^user www-data;} }
            it do
              is_expected.to contain_file('/var/log/nginx').with(
                ensure: 'directory',
                owner: 'www-data',
                group: 'adm',
                mode: '0750'
              )
            end
          end

          describe 'nginx.conf template content' do
            [
              {
                title: 'should not set user',
                attr: 'super_user',
                value: false,
                notmatch: %r{user}
              },
              {
                title: 'should set user',
                attr: 'daemon_user',
                value: 'test-user',
                match: 'user test-user;'
              },
              {
                title: 'should not set daemon',
                attr: 'daemon',
                value: :undef,
                notmatch: %r{^\s*daemon\s+}
              },
              {
                title: 'should set daemon on',
                attr: 'daemon',
                value: 'on',
                match: %r{^daemon\s+on;$}
              },
              {
                title: 'should set daemon off',
                attr: 'daemon',
                value: 'off',
                match: %r{^daemon\s+off;$}
              },
              {
                title: 'should set worker_processes',
                attr: 'worker_processes',
                value: 4,
                match: 'worker_processes 4;'
              },
              {
                title: 'should set worker_processes',
                attr: 'worker_processes',
                value: 'auto',
                match: 'worker_processes auto;'
              },
              {
                title: 'should set worker_rlimit_nofile',
                attr: 'worker_rlimit_nofile',
                value: 10_000,
                match: 'worker_rlimit_nofile 10000;'
              },
              {
                title: 'should set error_log',
                attr: 'nginx_error_log',
                value: '/path/to/error.log',
                match: 'error_log  /path/to/error.log error;'
              },
              {
                title: 'should set multiple error_logs',
                attr: 'nginx_error_log',
                value: ['/path/to/error.log', 'syslog:server=localhost'],
                match: [
                  'error_log  /path/to/error.log error;',
                  'error_log  syslog:server=localhost error;'
                ]
              },
              {
                title: 'should set error_log severity level',
                attr: 'nginx_error_log_severity',
                value: 'warn',
                match: 'error_log  /var/log/nginx/error.log warn;'
              },
              {
                title: 'should set pid',
                attr: 'pid',
                value: '/path/to/pid',
                match: 'pid        /path/to/pid;'
              },
              {
                title: 'should not set pid',
                attr: 'pid',
                value: false,
                notmatch: %r{pid}
              },
              {
                title: 'should set accept_mutex on',
                attr: 'accept_mutex',
                value: 'on',
                match: '  accept_mutex on;'
              },
              {
                title: 'should set accept_mutex off',
                attr: 'accept_mutex',
                value: 'off',
                match: '  accept_mutex off;'
              },
              {
                title: 'should set accept_mutex_delay',
                attr: 'accept_mutex_delay',
                value: '500s',
                match: '  accept_mutex_delay 500s;'
              },
              {
                title: 'should set worker_connections',
                attr: 'worker_connections',
                value: 100,
                match: '  worker_connections 100;'
              },
              {
                title: 'should set log formats',
                attr: 'log_format',
                value: {
                  'format1' => 'FORMAT1',
                  'format2' => 'FORMAT2'
                },
                match: [
                  '  log_format format1 \'FORMAT1\';',
                  '  log_format format2 \'FORMAT2\';'
                ]
              },
              {
                title: 'should not set log formats',
                attr: 'log_format',
                value: {},
                notmatch: %r{log_format}
              },
              {
                title: 'should set multi_accept',
                attr: 'multi_accept',
                value: 'on',
                match: %r{\s*multi_accept\s+on;}
              },
              {
                title: 'should not set multi_accept',
                attr: 'multi_accept',
                value: 'off',
                notmatch: %r{multi_accept}
              },
              {
                title: 'should set events_use',
                attr: 'events_use',
                value: 'eventport',
                match: %r{\s*use\s+eventport;}
              },
              {
                title: 'should set access_log',
                attr: 'http_access_log',
                value: '/path/to/access.log',
                match: '  access_log  /path/to/access.log;'
              },
              {
                title: 'should set multiple access_logs',
                attr: 'http_access_log',
                value: ['/path/to/access.log', 'syslog:server=localhost'],
                match: [
                  '  access_log  /path/to/access.log;',
                  '  access_log  syslog:server=localhost;'
                ]
              },
              {
                title: 'should set custom log format',
                attr: 'http_format_log',
                value: 'mycustomformat',
                match: '  access_log  /var/log/nginx/access.log mycustomformat;'
              },
              {
                title: 'should set sendfile',
                attr: 'sendfile',
                value: 'on',
                match: '  sendfile    on;'
              },
              {
                title: 'should not set sendfile',
                attr: 'sendfile',
                value: false,
                notmatch: %r{sendfile}
              },
              {
                title: 'should set server_tokens',
                attr: 'server_tokens',
                value: 'on',
                match: '  server_tokens on;'
              },
              {
                title: 'should set types_hash_max_size',
                attr: 'types_hash_max_size',
                value: 10,
                match: '  types_hash_max_size 10;'
              },
              {
                title: 'should set types_hash_bucket_size',
                attr: 'types_hash_bucket_size',
                value: 10,
                match: '  types_hash_bucket_size 10;'
              },
              {
                title: 'should set server_names_hash_bucket_size',
                attr: 'names_hash_bucket_size',
                value: 10,
                match: '  server_names_hash_bucket_size 10;'
              },
              {
                title: 'should set server_names_hash_max_size',
                attr: 'names_hash_max_size',
                value: 10,
                match: '  server_names_hash_max_size 10;'
              },
              {
                title: 'should set keepalive_timeout',
                attr: 'keepalive_timeout',
                value: '123',
                match: '  keepalive_timeout   123;'
              },
              {
                title: 'should set keepalive_requests',
                attr: 'keepalive_requests',
                value: '345',
                match: '  keepalive_requests  345;'
              },
              {
                title: 'should set client_body_timeout',
                attr: 'client_body_timeout',
                value: '888',
                match: '  client_body_timeout 888;'
              },
              {
                title: 'should set send_timeout',
                attr: 'send_timeout',
                value: '963',
                match: '  send_timeout        963;'
              },
              {
                title: 'should set lingering_timeout',
                attr: 'lingering_timeout',
                value: '385',
                match: '  lingering_timeout   385;'
              },
              {
                title: 'should set tcp_nodelay',
                attr: 'http_tcp_nodelay',
                value: 'on',
                match: '  tcp_nodelay         on;'
              },
              {
                title: 'should set tcp_nopush',
                attr: 'http_tcp_nopush',
                value: 'on',
                match: '  tcp_nopush on;'
              },
              {
                title: 'should set gzip',
                attr: 'gzip',
                value: 'on',
                match: '  gzip              on;'
              },
              {
                title: 'should not set gzip',
                attr: 'gzip',
                value: 'off',
                notmatch: %r{gzip}
              },
              {
                title: 'should set gzip_buffers',
                attr: 'gzip_buffers',
                value: '32 4k',
                match: '  gzip_buffers      32 4k;'
              },
              {
                title: 'should set gzip_comp_level',
                attr: 'gzip_comp_level',
                value: 5,
                match: '  gzip_comp_level   5;'
              },
              {
                title: 'should set gzip_disable',
                attr: 'gzip_disable',
                value: 'MSIE [1-6]\.(?!.*SV1)',
                match: '  gzip_disable      MSIE [1-6]\.(?!.*SV1);'
              },
              {
                title: 'should set gzip_min_length',
                attr: 'gzip_min_length',
                value: '10',
                match: '  gzip_min_length   10;'
              },
              {
                title: 'should set gzip_http_version',
                attr: 'gzip_http_version',
                value: '1.0',
                match: '  gzip_http_version 1.0;'
              },
              {
                title: 'should set gzip_proxied',
                attr: 'gzip_proxied',
                value: 'any',
                match: '  gzip_proxied      any;'
              },
              {
                title: 'should set gzip_types (array)',
                attr: 'gzip_types',
                value: ['text/plain', 'text/html'],
                match: '  gzip_types        text/plain text/html;'
              },
              {
                title: 'should set gzip_types (string)',
                attr: 'gzip_types',
                value: ['text/plain'],
                match: '  gzip_types        text/plain;'
              },
              {
                title: 'should set gzip_vary',
                attr: 'gzip_vary',
                value: 'on',
                match: '  gzip_vary         on;'
              },
              {
                title: 'should set proxy_cache_path',
                attr: 'proxy_cache_path',
                value: '/path/to/proxy.cache',
                match: %r{\s+proxy_cache_path\s+/path/to/proxy.cache levels=1 keys_zone=d2:100m max_size=500m inactive=20m;}
              },
              {
                title: 'should set fastcgi_cache_path',
                attr: 'fastcgi_cache_path',
                value: '/path/to/proxy.cache',
                match: %r{\s*fastcgi_cache_path\s+/path/to/proxy.cache levels=1 keys_zone=d3:100m max_size=500m inactive=20m;}
              },
              {
                title: 'should set fastcgi_cache_use_stale',
                attr: 'fastcgi_cache_use_stale',
                value: 'invalid_header',
                match: '  fastcgi_cache_use_stale invalid_header;'
              },
              {
                title: 'should contain http_raw_prepend directives',
                attr: 'http_raw_prepend',
                value: [
                  'if (a) {',
                  '  b;',
                  '}'
                ],
                match: %r{^\s+if \(a\) \{\n\s++b;\n\s+\}}
              },
              {
                title: 'should contain ordered appended directives from hash',
                attr: 'http_cfg_prepend',
                value: { 'test1' => 'test value 1', 'test2' => 'test value 2', 'allow' => 'test value 3' },
                match: [
                  '  allow test value 3;',
                  '  test1 test value 1;',
                  '  test2 test value 2;'
                ]
              },
              {
                title: 'should contain duplicate appended directives from list of hashes',
                attr: 'http_cfg_prepend',
                value: [['allow', 'test value 1'], ['allow', 'test value 2']],
                match: [
                  '  allow test value 1;',
                  '  allow test value 2;'
                ]
              },
              {
                title: 'should contain duplicate appended directives from array values',
                attr: 'http_cfg_prepend',
                value: { 'test1' => ['test value 1', 'test value 2', 'test value 3'] },
                match: [
                  '  test1 test value 1;',
                  '  test1 test value 2;'
                ]
              },
              {
                title: 'should contain http_raw_append directives',
                attr: 'http_raw_append',
                value: [
                  'if (a) {',
                  '  b;',
                  '}'
                ],
                match: %r{^\s+if \(a\) \{\n\s++b;\n\s+\}}
              },
              {
                title: 'should contain ordered appended directives from hash',
                attr: 'http_cfg_append',
                value: { 'test1' => 'test value 1', 'test2' => 'test value 2', 'allow' => 'test value 3' },
                match: [
                  '  allow test value 3;',
                  '  test1 test value 1;',
                  '  test2 test value 2;'
                ]
              },
              {
                title: 'should contain duplicate appended directives from list of hashes',
                attr: 'http_cfg_append',
                value: [['allow', 'test value 1'], ['allow', 'test value 2']],
                match: [
                  '  allow test value 1;',
                  '  allow test value 2;'
                ]
              },
              {
                title: 'should contain duplicate appended directives from array values',
                attr: 'http_cfg_append',
                value: { 'test1' => ['test value 1', 'test value 2', 'test value 3'] },
                match: [
                  '  test1 test value 1;',
                  '  test1 test value 2;'
                ]
              },
              {
                title: 'should contain ordered appended directives from hash',
                attr: 'nginx_cfg_prepend',
                value: { 'test1' => 'test value 1', 'test2' => 'test value 2', 'allow' => 'test value 3' },
                match: [
                  'allow test value 3;',
                  'test1 test value 1;',
                  'test2 test value 2;'
                ]
              },
              {
                title: 'should contain duplicate appended directives from list of hashes',
                attr: 'nginx_cfg_prepend',
                value: [['allow', 'test value 1'], ['allow', 'test value 2']],
                match: [
                  'allow test value 1;',
                  'allow test value 2;'
                ]
              },
              {
                title: 'should contain duplicate appended directives from array values',
                attr: 'nginx_cfg_prepend',
                value: { 'test1' => ['test value 1', 'test value 2', 'test value 3'] },
                match: [
                  'test1 test value 1;',
                  'test1 test value 2;',
                  'test1 test value 3;'
                ]
              },
              {
                title: 'should set pid',
                attr: 'pid',
                value: '/path/to/pid',
                match: 'pid        /path/to/pid;'
              },
              {
                title: 'should set mail',
                attr: 'mail',
                value: true,
                match: 'mail {'
              },
              {
                title: 'should not set mail',
                attr: 'mail',
                value: false,
                notmatch: %r{mail}
              },
              {
                title: 'should set proxy_buffers',
                attr: 'proxy_buffers',
                value: '50 5k',
                match: '  proxy_buffers           50 5k;'
              },
              {
                title: 'should set proxy_buffer_size',
                attr: 'proxy_buffer_size',
                value: '2k',
                match: '  proxy_buffer_size       2k;'
              },
              {
                title: 'should set proxy_http_version',
                attr: 'proxy_http_version',
                value: '1.1',
                match: '  proxy_http_version      1.1;'
              },
              {
                title: 'should not set proxy_http_version',
                attr: 'proxy_http_version',
                value: nil,
                notmatch: 'proxy_http_version'
              },
              {
                title: 'should contain ordered appended proxy_set_header directives',
                attr: 'proxy_set_header',
                value: %w(header1 header2),
                match: [
                  '  proxy_set_header        header1;',
                  '  proxy_set_header        header2;'
                ]
              },
              {
                title: 'should contain ordered appended proxy_hide_header directives',
                attr: 'proxy_hide_header',
                value: %w(header1 header2),
                match: [
                  '  proxy_hide_header        header1;',
                  '  proxy_hide_header        header2;'
                ]
              },
              {
                title: 'should contain ordered appended proxy_pass_header directives',
                attr: 'proxy_pass_header',
                value: %w(header1 header2),
                match: [
                  '  proxy_pass_header        header1;',
                  '  proxy_pass_header        header2;'
                ]
              },
              {
                title: 'should set client_body_temp_path',
                attr: 'client_body_temp_path',
                value: '/path/to/body_temp',
                match: '  client_body_temp_path   /path/to/body_temp;'
              },
              {
                title: 'should set proxy_temp_path',
                attr: 'proxy_temp_path',
                value: '/path/to/proxy_temp',
                match: '  proxy_temp_path         /path/to/proxy_temp;'
              }
            ].each do |param|
              context "when #{param[:attr]} is #{param[:value]}" do
                let(:params) { { param[:attr].to_sym => param[:value] } }

                it { is_expected.to contain_file('/etc/nginx/nginx.conf').with_mode('0644') }
                it param[:title] do
                  matches = Array(param[:match])

                  if matches.all? { |m| m.is_a? Regexp }
                    matches.each { |item| is_expected.to contain_file('/etc/nginx/nginx.conf').with_content(item) }
                  else
                    lines = catalogue.resource('file', '/etc/nginx/nginx.conf').send(:parameters)[:content].split("\n")
                    expect(lines & Array(param[:match])).to eq(Array(param[:match]))
                  end

                  Array(param[:notmatch]).each do |item|
                    is_expected.to contain_file('/etc/nginx/nginx.conf').without_content(item)
                  end
                end
              end
            end
          end

          context 'when proxy_cache_path is /path/to/proxy.cache and loader_files is 1000' do
            let(:params) do
              {
                conf_dir: '/path/to/nginx',
                proxy_cache_path: '/path/to/proxy.cache',
                proxy_cache_loader_files: 1000
              }
            end
            it { is_expected.to contain_file('/path/to/nginx/nginx.conf').with_content(%r{\s+proxy_cache_path\s+/path/to/proxy.cache levels=1 keys_zone=d2:100m max_size=500m inactive=20m loader_files=1000;}) }
          end

          context 'when proxy_cache_path is /path/to/nginx and loader_sleep is 50ms' do
            let(:params) { { conf_dir: '/path/to/nginx', proxy_cache_path: '/path/to/proxy.cache', proxy_cache_loader_sleep: '50ms' } }
            it { is_expected.to contain_file('/path/to/nginx/nginx.conf').with_content(%r{\s+proxy_cache_path\s+/path/to/proxy.cache levels=1 keys_zone=d2:100m max_size=500m inactive=20m loader_sleep=50ms;}) }
          end

          context 'when proxy_cache_path is /path/to/nginx and loader_threshold is 300ms' do
            let(:params) { { conf_dir: '/path/to/nginx', proxy_cache_path: '/path/to/proxy.cache', proxy_cache_loader_threshold: '300ms' } }
            it { is_expected.to contain_file('/path/to/nginx/nginx.conf').with_content(%r{\s+proxy_cache_path\s+/path/to/proxy.cache levels=1 keys_zone=d2:100m max_size=500m inactive=20m loader_threshold=300ms;}) }
          end

          context 'when conf_dir is /path/to/nginx' do
            let(:params) { { conf_dir: '/path/to/nginx' } }
            it { is_expected.to contain_file('/path/to/nginx/nginx.conf').with_content(%r{include       /path/to/nginx/mime\.types;}) }
            it { is_expected.to contain_file('/path/to/nginx/nginx.conf').with_content(%r{include /path/to/nginx/conf\.d/\*\.conf;}) }
            it { is_expected.to contain_file('/path/to/nginx/nginx.conf').with_content(%r{include /path/to/nginx/sites-enabled/\*;}) }
          end

          context 'when confd_purge true' do
            let(:params) { { confd_purge: true } }
            it do
              is_expected.to contain_file('/etc/nginx/conf.d').with(
                purge: true,
                recurse: true
              )
            end
          end

          context 'when confd_purge false' do
            let(:params) { { confd_purge: false } }
            it do
              is_expected.to contain_file('/etc/nginx/conf.d').without(
                %w(
                  ignore
                  purge
                  recurse
                )
              )
            end
          end

          context 'when confd_only true' do
            let(:params) { { confd_only: true } }
            it do
              is_expected.to contain_file('/etc/nginx/conf.d').without(
                %w(
                  ignore
                  purge
                  recurse
                )
              )
              is_expected.not_to contain_file('/etc/nginx/sites-available')
              is_expected.not_to contain_file('/etc/nginx/sites-enabled')
              is_expected.to contain_file('/etc/nginx/nginx.conf').without_content(%r{include /path/to/nginx/sites-enabled/\*;})
              is_expected.not_to contain_file('/etc/nginx/streams-available')
              is_expected.not_to contain_file('/etc/nginx/streams-enabled')
            end
          end

          context 'when server_purge true' do
            let(:params) { { server_purge: true } }
            it do
              is_expected.to contain_file('/etc/nginx/sites-available').with(
                purge: true,
                recurse: true
              )
            end
            it do
              is_expected.to contain_file('/etc/nginx/sites-enabled').with(
                purge: true,
                recurse: true
              )
            end
          end

          context 'when confd_purge true, server_purge true, and confd_only true' do
            let(:params) do
              {
                confd_purge: true,
                confd_only: true,
                server_purge: true
              }
            end
            it do
              is_expected.to contain_file('/etc/nginx/conf.d').with(
                purge: true,
                recurse: true
              )
            end
            it do
              is_expected.to contain_file('/etc/nginx/conf.stream.d').with(
                purge: true,
                recurse: true
              )
            end
          end

          context 'when confd_purge true, server_purge default (false), confd_only true' do
            let(:params) do
              {
                confd_purge: true,
                confd_only: true
              }
            end
            it do
              is_expected.to contain_file('/etc/nginx/conf.d').without(
                %w(
                  purge
                )
              )
            end
            it do
              is_expected.to contain_file('/etc/nginx/conf.stream.d').without(
                %w(
                  purge
                )
              )
            end
          end

          context 'when server_purge false' do
            let(:params) { { server_purge: false } }
            it do
              is_expected.to contain_file('/etc/nginx/sites-available').without(
                %w(
                  ignore
                  purge
                  recurse
                )
              )
            end
            it do
              is_expected.to contain_file('/etc/nginx/sites-enabled').without(
                %w(
                  ignore
                  purge
                  recurse
                )
              )
            end
            it do
              is_expected.to contain_file('/var/log/nginx').without(
                %w(
                  ignore
                  purge
                  recurse
                )
              )
            end
            it do
              is_expected.to contain_file('/etc/nginx/streams-available').without(
                %w(
                  ignore
                  purge
                  recurse
                )
              )
            end
            it do
              is_expected.to contain_file('/etc/nginx/streams-enabled').without(
                %w(
                  ignore
                  purge
                  recurse
                )
              )
            end
          end

          context 'when daemon_user = www-data' do
            let(:params) { { daemon_user: 'www-data' } }
            it { is_expected.to contain_file('/var/nginx/client_body_temp').with(owner: 'www-data') }
            it { is_expected.to contain_file('/var/nginx/proxy_temp').with(owner: 'www-data') }
            it { is_expected.to contain_file('/etc/nginx/nginx.conf').with_content %r{^user www-data;} }
          end

          context 'when log_dir is non-default' do
            let(:params) { { log_dir: '/foo/bar' } }

            it { is_expected.to contain_file('/foo/bar').with(ensure: 'directory') }
            it do
              is_expected.to contain_file('/etc/nginx/nginx.conf').with_content(
                %r{access_log  /foo/bar/access.log;}
              )
            end
            it do
              is_expected.to contain_file('/etc/nginx/nginx.conf').with_content(
                %r{error_log  /foo/bar/error.log error;}
              )
            end
          end

          context 'when log_mode is non-default' do
            let(:params) { { log_mode: '0771' } }

            it { is_expected.to contain_file('/var/log/nginx').with(mode: '0771') }
          end
        end
      end
    end
  end
end