remove mocha

Gemfile

@@ -8,5 +8,4 @@ gem 'activemodel', '>= 4.0.0.beta1', '< 4.1'
 gem 'actionpack', '>= 4.0.0.beta1', '< 4.1'
 gem 'rake'
 gem 'rdoc'
-gem 'mocha', require: false
 gem 'tzinfo'

Gemfile.lock

@@ -29,10 +29,7 @@ GEM
     erubis (2.7.0)
     i18n (0.6.2)
     json (1.7.7)
-    metaclass (0.0.1)
     minitest (4.6.1)
-    mocha (0.13.2)
-      metaclass (~> 0.0.1)
     multi_json (1.6.1)
     rack (1.5.2)
     rack-test (0.6.2)
@@ -58,7 +55,6 @@ DEPENDENCIES
   actionpack (>= 4.0.0.beta1, < 4.1)
   activemodel (>= 4.0.0.beta1, < 4.1)
   country_select (~> 1.1.1)
-  mocha
   railties (>= 4.0.0.beta1, < 4.1)
   rake
   rdoc

test/form_builder/association_test.rb

@@ -41,36 +41,46 @@ class AssociationTest < ActionView::TestCase
   end
 
   test 'builder preloads collection association' do
-    value = @user.tags = Object.new
-    value.expects(:to_a).returns(value)
+    value = @user.tags = MiniTest::Mock.new
+    value.expect(:to_a, value)
 
     with_association_for @user, :tags
     assert_select 'form select.select#user_tag_ids'
     assert_select 'form select option[value=1]', 'Tag 1'
     assert_select 'form select option[value=2]', 'Tag 2'
     assert_select 'form select option[value=3]', 'Tag 3'
+
+    value.verify
   end
 
   test 'builder does not preload collection association if preload is false' do
-    value = @user.tags = Object.new
-    value.expects(:to_a).never
+    value = @user.tags = MiniTest::Mock.new
+    value.expect(:to_a, nil)
 
     with_association_for @user, :tags, preload: false
     assert_select 'form select.select#user_tag_ids'
     assert_select 'form select option[value=1]', 'Tag 1'
     assert_select 'form select option[value=2]', 'Tag 2'
     assert_select 'form select option[value=3]', 'Tag 3'
+
+    assert_raises MockExpectationError do
+      value.verify
+    end
   end
 
   test 'builder does not preload non-collection association' do
-    value = @user.company = Object.new
-    value.expects(:to_a).never
+    value = @user.company = MiniTest::Mock.new
+    value.expect(:to_a, nil)
 
     with_association_for @user, :company
     assert_select 'form select.select#user_company_id'
     assert_select 'form select option[value=1]', 'Company 1'
     assert_select 'form select option[value=2]', 'Company 2'
     assert_select 'form select option[value=3]', 'Company 3'
+
+    assert_raises MockExpectationError do
+      value.verify
+    end
   end
 
   # ASSOCIATIONS - BELONGS TO

test/form_builder/general_test.rb

@@ -156,18 +156,16 @@ class FormBuilderTest < ActionView::TestCase
   end
 
   test 'builder should generate file for file columns' do
-    @user.avatar = mock("file")
-    @user.avatar.expects(:respond_to?).with(:mounted_as).returns(false)
-    @user.avatar.expects(:respond_to?).with(:file?).returns(false)
-    @user.avatar.expects(:respond_to?).with(:public_filename).returns(true)
+    @user.avatar = MiniTest::Mock.new
+    @user.avatar.expect(:public_filename, true)
 
     with_form_for @user, :avatar
     assert_select 'form input#user_avatar.file'
   end
 
   test 'builder should generate file for attributes that are real db columns but have file methods' do
-    @user.home_picture = mock("file")
-    @user.home_picture.expects(:respond_to?).with(:mounted_as).returns(true)
+    @user.home_picture = MiniTest::Mock.new
+    @user.home_picture.expect(:mounted_as, true)
 
     with_form_for @user, :home_picture
     assert_select 'form input#user_home_picture.file'
@@ -264,10 +262,10 @@ class FormBuilderTest < ActionView::TestCase
 
   test 'builder should be able to disable a hint even if it exists in i18n' do
     store_translations(:en, simple_form: { hints: { name: 'Hint test' } }) do
-      SimpleForm::Inputs::Base.any_instance.expects(:hint).never
-
-      with_form_for @user, :name, hint: false
-      assert_no_select 'span.hint'
+      stub_any_instance(SimpleForm::Inputs::Base, :hint, -> { raise 'Never' }) do
+        with_form_for @user, :name, hint: false
+        assert_no_select 'span.hint'
+      end
     end
   end
 

test/support/misc_helpers.rb

@@ -24,6 +24,28 @@ module MiscHelpers
     end
   end
 
+  def stub_any_instance(klass, method, value)
+    klass.class_eval do
+      alias_method :"new_#{method}", method
+
+      define_method(method) do
+        if value.respond_to?(:call)
+          value.call
+        else
+          value
+        end
+      end
+    end
+
+    yield
+  ensure
+    klass.class_eval do
+      undef_method method
+      alias_method method, :"new_#{method}"
+      undef_method :"new_#{method}"
+    end
+  end
+
   def swap_wrapper(name=:default, wrapper=self.custom_wrapper)
     old = SimpleForm.wrappers[name]
     SimpleForm.wrappers[name] = wrapper

test/test_helper.rb

@@ -1,8 +1,7 @@
 require 'rubygems'
 require 'bundler/setup'
 
-require 'test/unit'
-require 'mocha/setup'
+require 'minitest/autorun'
 
 require 'active_model'
 require 'action_controller'