Minor cleaning setting up tests

Rakefile

@@ -1,14 +1,11 @@
 # frozen_string_literal: true
 
 require 'rake/clean'
-require 'rake/testtask'
+require 'minitest/test_task'
 require 'fileutils'
 require 'date'
 
 task default: :test
-task spec: :test
-
-CLEAN.include '**/*.rbc'
 
 def source_version
   @source_version ||= File.read(File.expand_path('VERSION', __dir__)).strip
@@ -24,27 +21,20 @@ def prev_version
   source_version.gsub(/\d+$/) { |s| s.to_i - 1 }
 end
 
-# SPECS ===============================================================
+# Tests ===============================================================
 
-Rake::TestTask.new(:test) do |t|
-  t.test_files = FileList['test/*_test.rb']
-  t.ruby_opts = ['-r rubygems'] if defined? Gem
+Minitest::TestTask.create # Default `test` task
+Minitest::TestTask.create(:'test:core') do |t|
   t.warning = true
-end
-
-Rake::TestTask.new(:'test:core') do |t|
-  core_tests = %w[
+  t.test_globs = %w[
     base delegator encoding extensions filter
     helpers mapped_error middleware rdoc
     readme request response result route_added_hook
     routing server settings sinatra static templates
-  ]
-  t.test_files = core_tests.map { |n| "test/#{n}_test.rb" }
-  t.ruby_opts = ['-r rubygems'] if defined? Gem
-  t.warning = true
+  ].map { |n| "test/#{n}_test.rb" }
 end
 
-# Rcov ================================================================
+# Test code coverage ==================================================
 
 namespace :test do
   desc 'Measures test coverage'
@@ -54,6 +44,7 @@ namespace :test do
     Rake::Task['test'].invoke
   end
 end
+CLEAN.include('coverage')
 
 # Website =============================================================
 

test/asciidoctor_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 begin
   require 'asciidoctor'

test/base_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 class BaseTest < Minitest::Test
   describe 'Sinatra::Base subclasses' do

test/builder_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 begin
 require 'builder'

test/compile_test.rb

@@ -1,5 +1,4 @@
-# I like coding: UTF-8
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 class CompileTest < Minitest::Test
   def self.parses pattern, example, expected_params, mtype = :sinatra, mopts = {}

test/delegator_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 class DelegatorTest < Minitest::Test
   class Mirror

test/encoding_test.rb

@@ -1,5 +1,4 @@
-# encoding: UTF-8
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 require 'erb'
 
 class BaseTest < Minitest::Test

test/erb_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 class ERBTest < Minitest::Test
   def engine

test/extensions_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 class ExtensionsTest < Minitest::Test
   module FooExtensions

test/filter_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 class BeforeFilterTest < Minitest::Test
   it "executes filters in the order defined" do

test/haml_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 begin
 require 'haml'

test/helpers_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 require 'date'
 require 'json'
 

test/integration_async_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 require File.expand_path('integration_async_helper', __dir__)
 
 # These tests are like integration_test, but they test asynchronous streaming.

test/integration_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 require File.expand_path('integration_helper', __dir__)
 
 # These tests start a real server and talk to it over TCP.

test/liquid_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 begin
 require 'liquid'

test/mapped_error_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 class FooError < RuntimeError
 end

test/markaby_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 begin
 require 'markaby'

test/markdown_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 MarkdownTest = proc do
   def markdown_app(&block)

test/middleware_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 class MiddlewareTest < Minitest::Test
   setup do

test/nokogiri_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 begin
 require 'nokogiri'

test/rabl_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 begin
 require 'rabl'

test/rack_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 require 'rack'
 
 class RackTest < Minitest::Test

test/rdoc_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 begin
 require 'rdoc'

test/readme_test.rb

@@ -1,6 +1,6 @@
-# Tests to check if all the README examples work.
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
+# Tests to check if all the README examples work.
 class ReadmeTest < Minitest::Test
   example do
     mock_app { get('/') { 'Hello world!' } }

test/request_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 require 'stringio'
 
 class RequestTest < Minitest::Test

test/response_test.rb

@@ -1,6 +1,4 @@
-# encoding: utf-8
-
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 class ResponseTest < Minitest::Test
   setup { @response = Sinatra::Response.new([], 200, { 'Content-Type' => 'text/html' }) }

test/result_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 class ThirdPartyError < RuntimeError
   def http_status; 400 end

test/route_added_hook_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 module RouteAddedTest
   @routes, @procs = [], []

test/routing_test.rb

@@ -1,5 +1,4 @@
-# I like coding: UTF-8
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 # Helper method for easy route pattern matching testing
 def route_def(pattern)

test/server_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 require 'stringio'
 
 module Rack::Handler

test/settings_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 class SettingsTest < Minitest::Test
   setup do

test/sinatra_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 class SinatraTest < Minitest::Test
   it 'creates a new Sinatra::Base subclass on new' do

test/slim_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 begin
 require 'slim'

test/static_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 class StaticTest < Minitest::Test
   setup do

test/streaming_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 class StreamingTest < Minitest::Test
   Stream = Sinatra::Helpers::Stream

test/templates_test.rb

@@ -1,5 +1,4 @@
-# encoding: UTF-8
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 File.delete(__dir__ + '/views/layout.test') rescue nil
 
 class TestTemplate < Tilt::Template

test/yajl_test.rb

@@ -1,4 +1,4 @@
-require File.expand_path('helper', __dir__)
+require 'test_helper'
 
 begin
 require 'yajl'