billing: functional tests reveal issue with customer.braintree_customer

2 files changed, 114 insertions, 0 deletions

diff --git a/billing/test/factories.rb b/billing/test/factories.rb
index 8314542..87543b2 100644
--- a/billing/test/factories.rb
+++ b/billing/test/factories.rb
@@ -16,6 +16,10 @@ FactoryGirl.define do
     credit_card number: TEST_CC_NUMBER, expiration_date: '04/2016'
     initialize_with { Braintree::Customer.create(attributes).customer }
     skip_create
+
+    factory :broken_customer do
+      credit_card number: '123456', expiration_date: '04/2016'
+    end
   end
 
 end
diff --git a/billing/test/functional/customer_controller_test.rb b/billing/test/functional/customer_controller_test.rb
new file mode 100644
index 0000000..86d40fd
--- /dev/null
+++ b/billing/test/functional/customer_controller_test.rb
@@ -0,0 +1,110 @@
+require 'test_helper'
+require 'fake_braintree'
+
+class CustomerControllerTest < ActionController::TestCase
+
+  test "new assigns redirect url" do
+    login
+    get :new
+
+    assert_response :success
+    assert assigns(:tr_data)
+    tr_data = Braintree::Util.parse_query_string(assigns(:tr_data))
+    assert_equal confirm_customer_url, tr_data[:redirect_url]
+  end
+
+  test "new requires login" do
+    get :new
+
+    assert_response :redirect
+    assert_redirected_to login_path
+  end
+
+  test "edit uses current_user" do
+    customer = FactoryGirl.create :customer_with_payment_info
+    login customer.user
+    get :edit, id: :unused
+
+    assert_response :success
+    assert assigns(:tr_data)
+    tr_data = Braintree::Util.parse_query_string(assigns(:tr_data))
+    assert_equal customer.braintree_customer_id, tr_data[:customer_id]
+    assert_equal confirm_customer_url, tr_data[:redirect_url]
+  end
+
+  test "confirm user creation" do
+    login
+    to_confirm = prepare_confirmation :create_customer_data,
+      customer: FactoryGirl.attributes_for(:braintree_customer),
+      redirect_url: confirm_customer_url
+    post :confirm, to_confirm
+
+    assert_response :success
+    assert result = assigns(:result)
+    assert result.success?
+    assert result.customer.id
+  end
+
+  test "failed user creation" do
+    skip "can't get user creation to fail"
+    login
+    FakeBraintree.decline_all_cards!
+    to_confirm = prepare_confirmation :create_customer_data,
+      customer: FactoryGirl.attributes_for(:broken_customer),
+      redirect_url: confirm_customer_url
+    post :confirm, to_confirm
+
+    FakeBraintree.clear!
+    assert_response :success
+    assert result = assigns(:result)
+    assert !result.success?
+  end
+
+  test "failed user creation with stubbing" do
+    login
+    Braintree::TransparentRedirect.expects(:confirm).returns(failure_response)
+    post :confirm, bla: :blub
+
+    assert_response :success
+    assert_template :new
+  end
+
+  test "failed user update with stubbing" do
+    customer = FactoryGirl.create :customer_with_payment_info
+    login customer.user
+    Braintree::TransparentRedirect.expects(:confirm).returns(failure_response)
+    post :confirm, bla: :blub
+
+    assert_response :success
+    assert_template :edit
+  end
+
+  def prepare_confirmation(type, data)
+    parse_redirect post_transparent_redirect(type, data)
+  end
+
+  def failure_response
+    stub success?: false,
+      errors: stub(for: nil, size: 0),
+      params: {}
+  end
+
+  def post_transparent_redirect(type, data)
+    params = data.dup
+    params[:tr_data] = Braintree::TransparentRedirect.send(type, params)
+    post_transparent_redirect_params(params)
+  end
+
+  def post_transparent_redirect_params(params)
+    uri = URI.parse(Braintree::TransparentRedirect.url)
+    Net::HTTP.start(uri.host, uri.port) do |http|
+      http.post(uri.path, Rack::Utils.build_nested_query(params))
+    end
+  end
+
+  def parse_redirect(response)
+    uri = URI.parse(response['Location'])
+    Braintree::Util.parse_query_string uri.query
+  end
+
+end