Fix invalid selectors

test/action_view_extensions/builder_test.rb

@@ -271,7 +271,7 @@ class BuilderTest < ActionView::TestCase
     collection = [Tag.new(1, 'Tag 1'), Tag.new(2, 'Tag 2')]
     with_collection_check_boxes @user, :tag_ids, collection, :id, :name
 
-    assert_select 'form input[type=hidden][name="user[tag_ids][]"][value=""]', count: 1
+    assert_select "form input[type=hidden][name='user[tag_ids][]'][value='']", count: 1
   end
 
   test "collection check box accepts a collection and generate a serie of checkboxes with labels for label method" do

test/inputs/string_input_test.rb

@@ -4,7 +4,7 @@ require 'test_helper'
 class StringInputTest < ActionView::TestCase
   test 'input maps text field to string attribute' do
     with_input_for @user, :name, :string
-    assert_select 'input#user_name[type=text][name="user[name]"][value="New in SimpleForm!"]'
+    assert_select "input#user_name[type=text][name='user[name]'][value='New in SimpleForm!']"
   end
 
   test 'input generates a password field for password attributes' do