From 306cc2b920203cfa51cee82d2fc452484efc72f8 Mon Sep 17 00:00:00 2001
From: Gregg Kellogg <gregg@Gregg-Kelloggs-MacBook-Pro-24.local>
Date: Thu, 29 Jan 2009 16:00:07 +0000
Subject: Implement HTTP Digest authentication. [#1230 state:resolved] [Gregg
 Kellogg, Pratik Naik]

Signed-off-by: Pratik Naik <pratiknaik@gmail.com>
---
 .../controller/http_digest_authentication_test.rb  | 130 +++++++++++++++++++++
 1 file changed, 130 insertions(+)
 create mode 100644 actionpack/test/controller/http_digest_authentication_test.rb

(limited to 'actionpack/test/controller')

diff --git a/actionpack/test/controller/http_digest_authentication_test.rb b/actionpack/test/controller/http_digest_authentication_test.rb
new file mode 100644
index 0000000000..59f7a403b5
--- /dev/null
+++ b/actionpack/test/controller/http_digest_authentication_test.rb
@@ -0,0 +1,130 @@
+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
+
+  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.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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