Add test for unrecognised user

When logging in with unrecognised credentials, the response should
include "Unrecognized user".

2 files changed, 9 insertions, 1 deletions

diff --git a/app.rb b/app.rb
index b4630e3..ef95715 100644
--- a/app.rb
+++ b/app.rb
@@ -17,7 +17,7 @@ post '/' do
     session[:user] = 1
     redirect '/'
   else
-    'POST works'
+    'Unrecognized user'
   end
 end
 
diff --git a/test/integration/auth_test.rb b/test/integration/auth_test.rb
index f5c94e4..87d1fb5 100644
--- a/test/integration/auth_test.rb
+++ b/test/integration/auth_test.rb
@@ -11,6 +11,14 @@ class TestAuth < CapybaraTestCase
     assert has_selector?('//form')
   end
 
+  def test_unrecognised_user_login
+    fill_in 'username', :with => 'unregistered'
+    fill_in 'password', :with => 'password'
+    click_button 'Login'
+
+    assert_text 'Unrecognized user'
+  end
+
   def test_login
     fill_in 'username', :with => 'hubertfarnsworth'
     fill_in 'password', :with => 'secret'