test/common.rb in sanitize-5.0.0 vs test/common.rb in sanitize-5.1.0

@@ -1,34 +1,3 @@
 # encoding: utf-8
-gem 'minitest'
 require 'minitest/autorun'
-
 require_relative '../lib/sanitize'
-
-# Helper to stub an instance method. Shamelessly stolen from
-# https://github.com/codeodor/minitest-stub_any_instance/
-class Object
-  def self.stub_instance(name, value, &block)
-    old_method = "__stubbed_method_#{name}__"
-
-    class_eval do
-      alias_method old_method, name
-
-      define_method(name) do |*args|
-        if value.respond_to?(:call) then
-          value.call(*args)
-        else
-          value
-        end
-      end
-    end
-
-    yield
-
-  ensure
-    class_eval do
-      undef_method name
-      alias_method name, old_method
-      undef_method old_method
-    end
-  end
-end