```ruby
require 'spec_helper'

describe 'swift::proxy::keystone' do

  let :fragment_file do
    '/var/lib/puppet/concat/_etc_swift_proxy-server.conf/fragments/79_swift_keystone'
  end

  let :pre_condition do
    '
      include concat::setup
      concat { "/etc/swift/proxy-server.conf": }
    '
  end

  it { should contain_file(fragment_file).with_content(/[filter:keystone]/) }

  it { should contain_file(fragment_file).with_content(/paste.filter_factory = keystone.middleware.swift_auth:filter_factory/) }

  describe 'with defaults' do

    it { should contain_file(fragment_file).with_content(/operator_roles = admin SwiftOperator/) }
    it { should contain_file(fragment_file).with_content(/is_admin = true/) }
    it { should contain_file(fragment_file).with_content(/cache = swift.cache/) }

    it { should contain_keystone__client__authtoken('/etc/swift/proxy-server.conf') }

  end

  describe 'with parameter overrides' do

    let :params do
      {
        :operator_roles => 'foo',
        :is_admin       => 'false',
        :cache          => 'somecache'
      }

      it { should contain_file(fragment_file).with_content(/operator_roles = foo/) }
      it { should contain_file(fragment_file).with_content(/is_admin = false/) }
      it { should contain_file(fragment_file).with_content(/cache = somecache/) }

    end

  end

end
```

Fix operator_roles test after changes in 2304e863
user
```ruby
require 'spec_helper'

describe 'swift::proxy::keystone' do

  let :fragment_file do
    '/var/lib/puppet/concat/_etc_swift_proxy-server.conf/fragments/79_swift_keystone'
  end

  let :pre_condition do
    '
      include concat::setup
      concat { "/etc/swift/proxy-server.conf": }
    '
  end

  it { should contain_file(fragment_file).with_content(/[filter:keystone]/) }

  it { should contain_file(fragment_file).with_content(/paste.filter_factory = keystone.middleware.swift_auth:filter_factory/) }

  describe 'with defaults' do

    it { should contain_file(fragment_file).with_content(/operator_roles = admin, SwiftOperator/) }
    it { should contain_file(fragment_file).with_content(/is_admin = true/) }
    it { should contain_file(fragment_file).with_content(/cache = swift.cache/) }

    it { should contain_keystone__client__authtoken('/etc/swift/proxy-server.conf') }

  end

  describe 'with parameter overrides' do

    let :params do
      {
        :operator_roles => 'foo',
        :is_admin       => 'false',
        :cache          => 'somecache'
      }

      it { should contain_file(fragment_file).with_content(/operator_roles = foo/) }
      it { should contain_file(fragment_file).with_content(/is_admin = false/) }
      it { should contain_file(fragment_file).with_content(/cache = somecache/) }

    end

  end

end
```
assistant