update run_test.rb

run_test.rb

@@ -3,16 +3,11 @@
 # mrbgems test runner
 #
 
-DEPEND_GEMS = []
 gemname = File.basename(File.dirname(File.expand_path __FILE__))
 
 if __FILE__ == $0
   repository, dir = 'https://github.com/mruby/mruby.git', 'tmp/mruby'
   build_args = ARGV
-  if ARGV.first && ARGV.first.include?('iij')
-    repository, dir = 'https://github.com/iij/mruby.git', 'tmp/iij-mruby'
-    build_args = ARGV[1, ARGV.size]
-  end
   build_args = ['all', 'test']  if build_args.nil? or build_args.empty?
 
   Dir.mkdir 'tmp'  unless File.exist?('tmp')
@@ -25,9 +20,7 @@ end
 
 MRuby::Build.new do |conf|
   toolchain :gcc
-  conf.gems.clear
+  conf.gembox 'default'
+
   conf.gem File.expand_path(File.dirname(__FILE__))
-  DEPEND_GEMS.each do |g|
-    conf.gem g
-  end
 end