Fixed failing tests

app/helpers/labels_helper.rb

@@ -32,7 +32,7 @@ module LabelsHelper
   #   link_to_label(label) { "My Custom Label Text" }
   #
   # Returns a String
-  def link_to_label(label, project: nil, type: :issue, tooltip: true, css_class: '', &block)
+  def link_to_label(label, project: nil, type: :issue, tooltip: true, css_class: nil, &block)
     project ||= @project || label.project
     link = send("namespace_project_#{type.to_s.pluralize}_path",
                 project.namespace,

features/steps/project/issues/labels.rb

@@ -9,7 +9,7 @@ class Spinach::Features::ProjectIssuesLabels < Spinach::FeatureSteps
 
   step 'I remove label \'bug\'' do
     page.within "#label_#{bug_label.id}" do
-      click_link 'Delete'
+      first(:link, 'Delete').click
     end
   end
 

features/steps/project/labels.rb

@@ -29,6 +29,6 @@ class Spinach::Features::Labels < Spinach::FeatureSteps
   private
 
   def subscribe_button
-    first('.label-subscribe-button span')
+    first('.label-subscribe-button span', visible: true)
   end
 end