bin/test_runner.rb in rbs-0.11.0 vs bin/test_runner.rb in rbs-0.12.0

@@ -1,13 +1,18 @@
 #!/usr/bin/env ruby
 
-RUBY_27 = Gem::Version.new(RUBY_VERSION).yield_self do |ruby_version|
-  Gem::Version.new('2.7.0') <= ruby_version && ruby_version < Gem::Version.new("2.8.0")
+$LOAD_PATH << File.join(__dir__, "../lib")
+
+STDLIB_TEST = Gem::Version.new(RUBY_VERSION).yield_self do |ruby_version|
+  Gem::Version.new('2.7.0') <= ruby_version &&
+    ruby_version <= Gem::Version.new('2.8.0')
 end
 
-unless RUBY_27
-  STDERR.puts "🚨🚨🚨 stdlib test requires Ruby 2.7 but RUBY_VERSION==#{RUBY_VERSION}, exiting... 🚨🚨🚨"
-  exit
+unless STDLIB_TEST
+  unless ENV["FORCE_STDLIB_TEST"]
+    STDERR.puts "🚨🚨🚨 stdlib test requires Ruby 2.7 or later but RUBY_VERSION==#{RUBY_VERSION}, exiting... 🚨🚨🚨"
+    exit
+  end
 end
 
 ARGV.each do |arg|
   load arg
 end