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require 'abstract_unit'
class HttpDigestAuthenticationTest < ActionController::TestCase
class DummyDigestController < ActionController::Base
before_filter :authenticate, :only => :index
before_filter :authenticate_with_request, :only => :display
USERS = { 'lifo' => 'world', 'pretty' => 'please' }
def index
render :text => "Hello Secret"
end
def display
render :text => 'Definitely Maybe'
end
private
def authenticate
authenticate_or_request_with_http_digest("SuperSecret") do |username|
# Return the password
USERS[username]
end
end
def authenticate_with_request
if authenticate_with_http_digest("SuperSecret") { |username| USERS[username] }
@logged_in = true
else
request_http_digest_authentication("SuperSecret", "Authentication Failed")
end
end
end
AUTH_HEADERS = ['HTTP_AUTHORIZATION', 'X-HTTP_AUTHORIZATION', 'X_HTTP_AUTHORIZATION', 'REDIRECT_X_HTTP_AUTHORIZATION']
tests DummyDigestController
AUTH_HEADERS.each do |header|
test "successful authentication with #{header.downcase}" do
@request.env[header] = encode_credentials(:username => 'lifo', :password => 'world')
get :index
assert_response :success
assert_equal 'Hello Secret', @response.body, "Authentication failed for request header #{header}"
end
end
AUTH_HEADERS.each do |header|
test "unsuccessful authentication with #{header.downcase}" do
@request.env[header] = encode_credentials(:username => 'h4x0r', :password => 'world')
get :index
assert_response :unauthorized
assert_equal "HTTP Digest: Access denied.\n", @response.body, "Authentication didn't fail for request header #{header}"
end
end
test "authentication request without credential" do
get :display
assert_response :unauthorized
assert_equal "Authentication Failed", @response.body
credentials = decode_credentials(@response.headers['WWW-Authenticate'])
assert_equal 'SuperSecret', credentials[:realm]
end
test "authentication request with invalid password" do
@request.env['HTTP_AUTHORIZATION'] = encode_credentials(:username => 'pretty', :password => 'foo')
get :display
assert_response :unauthorized
assert_equal "Authentication Failed", @response.body
end
test "authentication request with invalid nonce" do
@request.env['HTTP_AUTHORIZATION'] = encode_credentials(:username => 'pretty', :password => 'please', :nonce => "xxyyzz")
get :display
assert_response :unauthorized
assert_equal "Authentication Failed", @response.body
end
test "authentication request with invalid opaque" do
@request.env['HTTP_AUTHORIZATION'] = encode_credentials(:username => 'pretty', :password => 'foo', :opaque => "xxyyzz")
get :display
assert_response :unauthorized
assert_equal "Authentication Failed", @response.body
end
test "authentication request with invalid realm" do
@request.env['HTTP_AUTHORIZATION'] = encode_credentials(:username => 'pretty', :password => 'foo', :realm => "NotSecret")
get :display
assert_response :unauthorized
assert_equal "Authentication Failed", @response.body
end
test "authentication request with valid credential" do
@request.env['HTTP_AUTHORIZATION'] = encode_credentials(:username => 'pretty', :password => 'please')
get :display
assert_response :success
assert assigns(:logged_in)
assert_equal 'Definitely Maybe', @response.body
end
test "authentication request with relative URI" do
@request.env['HTTP_AUTHORIZATION'] = encode_credentials(:uri => "/", :username => 'pretty', :password => 'please')
get :display
assert_response :success
assert assigns(:logged_in)
assert_equal 'Definitely Maybe', @response.body
end
private
def encode_credentials(options)
options.reverse_merge!(:nc => "00000001", :cnonce => "0a4f113b")
password = options.delete(:password)
# Perform unautheticated get to retrieve digest parameters to use on subsequent request
get :index
assert_response :unauthorized
credentials = decode_credentials(@response.headers['WWW-Authenticate'])
credentials.merge!(options)
credentials.reverse_merge!(:uri => "http://#{@request.host}#{@request.env['REQUEST_URI']}")
ActionController::HttpAuthentication::Digest.encode_credentials("GET", credentials, password)
end
def decode_credentials(header)
ActionController::HttpAuthentication::Digest.decode_credentials(@response.headers['WWW-Authenticate'])
end
end
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