Use Minitest instead of ActiveSupport for testing

Author: andyw8

test/ruby_lsp_rails/server_test.rb

@@ -1,18 +1,10 @@
 # typed: true
 # frozen_string_literal: true
 
-require "test_helper"
-
-# Configure Rails Environment
-ENV["RAILS_ENV"] = "test"
-
-require_relative "../dummy/config/environment"
-ActiveRecord::Migrator.migrations_paths = [File.expand_path("../test/dummy/db/migrate", __dir__)]
-ActiveRecord::Migrator.migrations_paths << File.expand_path("../db/migrate", __dir__)
-
+require "test_helper_server"
 require "ruby_lsp/ruby_lsp_rails/server"
 
-class ServerTest < Minitest::Test
+class ServerTest < ActiveSupport::TestCase # Minitest::Test
   def setup
     @stdout = StringIO.new
     @server = RubyLsp::Rails::Server.new(stdout: @stdout, override_default_output_device: false)

test/test_helper_server.rb

@@ -0,0 +1,11 @@
+# typed: true
+# frozen_string_literal: true
+
+# Configure Rails Environment
+ENV["RAILS_ENV"] = "test"
+
+require "test_helper"
+
+require_relative "../test/dummy/config/environment"
+ActiveRecord::Migrator.migrations_paths = [File.expand_path("../test/dummy/db/migrate", __dir__)]
+ActiveRecord::Migrator.migrations_paths << File.expand_path("../db/migrate", __dir__)