[wip] Convert test suite to MiniTest

Rakefile

@@ -8,4 +8,11 @@ RSpec::Core::RakeTask.new(:spec)
 require 'rubocop/rake_task'
 RuboCop::RakeTask.new
 
-task default: %i(rubocop spec)
+task default: %i(rubocop spec test)
+
+require 'rake/testtask'
+Rake::TestTask.new(:test) do |t|
+  t.libs << "test"
+  t.libs << "lib"
+  t.test_files = FileList["test/**/*_test.rb"]
+end

test/formtastic_test.rb

@@ -0,0 +1,20 @@
+require 'test_helper'
+require 'trix_editor_cases'
+
+require 'formtastic'
+require 'formtastic/inputs/trix_editor_input'
+
+class FormtasticTest < Minitest::Test
+  include TrixEditorCases
+
+  include Formtastic::Helpers::FormHelper
+  Formtastic::FormBuilder.input_class_finder = Formtastic::InputClassFinder
+
+  private
+
+  def render_form
+    semantic_form_for(@post) do |f|
+      f.input(:body, as: :trix_editor)
+    end
+  end
+end

test/simple_form_test.rb

@@ -0,0 +1,32 @@
+require 'test_helper'
+require 'trix_editor_cases'
+
+require 'simple_form'
+
+SimpleForm.setup do |config|
+  config.custom_inputs_namespaces << 'Trix::SimpleForm'
+end
+
+require 'trix/simple_form/trix_editor_input'
+
+class SimpleFormTest < Minitest::Test
+  include TrixEditorCases
+
+  include SimpleForm::ActionViewExtensions::FormHelper
+
+  def controller
+    Class.new do
+      def action_name
+        'hi'
+      end
+    end.new
+  end
+
+  private
+
+  def render_form
+    simple_form_for(@post, url: 'some-url') do |f|
+      f.input(:body, as: :trix_editor)
+    end
+  end
+end

test/test_helper.rb

@@ -0,0 +1,5 @@
+$LOAD_PATH.unshift File.expand_path('../../lib', __FILE__)
+
+require 'trix'
+
+require 'minitest/autorun'

test/trix_editor_cases.rb

@@ -0,0 +1,72 @@
+require 'active_model'
+require 'action_view'
+
+class Post
+  include ActiveModel::Model
+  attr_accessor :body
+end
+
+module RailsCompatibilityLayer
+  include ActionPack
+  include ActionView::Context if defined?(ActionView::Context)
+  include ActionController::RecordIdentifier if defined?(ActionController::RecordIdentifier)
+  include ActionView::Helpers::FormHelper
+  include ActionDispatch::Routing::PolymorphicRoutes
+  include ActionView::RecordIdentifier if defined?(ActionView::RecordIdentifier)
+
+  require 'rails/dom/testing/assertions'
+  include Rails::Dom::Testing::Assertions
+
+  class Application < Rails::Application
+    # Configure the default encoding used in templates for Ruby 1.9.
+    config.encoding = 'utf-8'
+    config.active_support.deprecation = :stderr
+    config.secret_key_base = 'secret'
+    config.eager_load = false
+  end
+
+  def protect_against_forgery?
+    false
+  end
+
+  def posts_path(*)
+    ''
+  end
+
+  def _routes
+    Rails.application.routes
+  end
+end
+
+module TrixEditorCases
+  include RailsCompatibilityLayer
+
+  def setup
+    @output_buffer = ''
+    @post = Post.new(body: 'body')
+
+    concat render_form
+  end
+
+  def test_contains_hidden_input_field
+    assert_select format('input[type="hidden"][id="post_body"][value="%s"]', @post.body)
+  end
+
+  def test_contains_editor_tag
+    assert_select 'trix-editor[input="post_body"]'
+  end
+
+  def test_contains_class
+    assert_select 'trix-editor.trix-content'
+  end
+
+  private
+
+  def document_root_element
+    Nokogiri::HTML::Document.parse(@output_buffer).root
+  end
+
+  def render_form
+    raise NotImplementedError
+  end
+end

test/trix_test.rb

@@ -0,0 +1,7 @@
+require 'test_helper'
+
+class TrixTest < Minitest::Test
+  def test_trix_version_not_nil
+    refute_nil Trix::VERSION
+  end
+end

trix.gemspec

@@ -25,7 +25,9 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency 'appraisal'
   spec.add_development_dependency 'bundler', '~> 1.10'
   spec.add_development_dependency 'formtastic', '~> 3.0'
+  spec.add_development_dependency 'minitest'
   spec.add_development_dependency 'simple_form', '~> 3.5'
+  spec.add_development_dependency 'rails-dom-testing'
   spec.add_development_dependency 'rake', '~> 10.0'
   spec.add_development_dependency 'rspec-rails'
   spec.add_development_dependency 'rspec-activemodel-mocks'