[ruby-core:28854] [Feature #1599] ruby test_foo.rb --help do not show help message

Issue #1599 has been updated by Yusuke Endoh.

Assigned to changed from Yukihiro Matsumoto to Ryan Davis

Hi,

> I execute below command.
> I think it shows help messages, but execute tests only.
>
> $ ruby test_foo.rb --help
>
> For convenience, I want it to show help messages.


Ryan, what do you think about this feature request?


diff --git a/lib/minitest/unit.rb b/lib/minitest/unit.rb
index 1570b7f..67b789a 100644
--- a/lib/minitest/unit.rb
+++ b/lib/minitest/unit.rb
@@ -383,15 +383,25 @@ module MiniTest
     # Top level driver, controls all output and filtering.
 
     def run args = []
-      @verbose = args.delete('-v')
-
-      filter = if args.first =~ /^(-n|--name)$/ then
-                 args.shift
-                 arg = args.shift
-                 arg =~ /\/(.*)\// ? Regexp.new($1) : arg
-               else
-                 /./ # anything - ^test_ already filtered by #tests
-               end
+      @verbose = false
+
+      filter = /./
+      while arg = args.shift
+        case arg
+        when "-v"
+          @verbose = true
+        when "-n", "--name"
+          arg = args.shift
+          filter =~ /\/(.*)\// ? Regexp.new($1) : arg
+        when "-h", "--help"
+          puts <<END
+usage: ruby #{ $0 }
+  -v                   verbose mode
+  -n, --name PATTERN   filter tests by PATTERN (which is a Regexp or String)
+END
+          exit
+        end
+      end
 
       @@out.puts "Loaded suite #{$0.sub(/\.rb$/, '')}\nStarted"
 

-- 
Yusuke Endoh <[e-mail]>
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http://redmine.ruby-lang.org/issues/show/1599

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