Rakefile in phlex-0.1.0 vs Rakefile in phlex-0.2.0

@@ -1,12 +1,10 @@
 # frozen_string_literal: true
 
 require "bundler/gem_tasks"
-require "rake/testtask"
 
-Rake::TestTask.new(:test) do |t|
-  t.libs << "test"
-  t.libs << "lib"
-  t.test_files = FileList["test/**/test_*.rb"]
+begin
+  require "rspec/core/rake_task"
+  RSpec::Core::RakeTask.new(:spec)
 end
 
-task default: :test
+task default: :spec