bin/rgot in rgot-0.1.4 vs bin/rgot in rgot-0.1.5

@@ -7,11 +7,11 @@
 parser = OptionParser.new do |o|
   o.on '-v', '--verbose', "log all tests" do |arg|
     Rgot.class_eval{ @chatty = arg }
   end
   o.on '--version', "show Rgot version" do |arg|
-    puts "Rgot v#{Rgot::VERSION}"
+    puts "rgot #{Rgot::VERSION} (ruby #{RUBY_VERSION})"
     exit 0
   end
   o.on '--bench [regexp]', "benchmark" do |arg|
     unless arg
       raise Rgot::OptionError, "missing argument for flag --bench"
@@ -40,25 +40,25 @@
 parser.parse!(ARGV)
 require_paths.each do |path|
   require path
 end
 
-ARGV.each do |target|
-  if target
+if ARGV.empty?
+  Dir.glob("./**/*_test.rb") do |i|
+    require i
+  end
+else
+  ARGV.each do |target|
     if File.file?(target)
       require File.expand_path(target)
     elsif File.directory?(target)
       Dir.glob("./#{target}/**/*_test.rb") do |i|
         require i
       end
     else
       puts target
     end
-  else
-    Dir.glob("./**/*_test.rb") do |i|
-      require i
-    end
   end
 end
 
 modules = Object.constants.select { |c|
   next if c == :FileTest
@@ -78,11 +78,11 @@
     pid = fork {
       tests = []
       benchmarks = []
       examples = []
       main = nil
-      methods = test_module.instance_methods.sort
+      methods = test_module.instance_methods
       methods.grep(/\Atest_/).each do |m|
         if m == :test_main && main.nil?
           main = Rgot::InternalTest.new(test_module, m)
         else
           tests << Rgot::InternalTest.new(test_module, m)
@@ -103,12 +103,13 @@
 
         case $!
         when SystemExit
           if $!.success?
             # exit 0
-            puts sprintf(template, "ok", test_module, Rgot.now - duration)
+            puts sprintf(template, "ok  ", test_module, Rgot.now - duration)
           else
             # exit 1
+            puts "exit status #{$!.status}"
             puts sprintf(template, "FAIL", test_module, Rgot.now - duration)
           end
         when NilClass
           # not raise, not exit
         else