From 7192429e83b3931928d163fc32bf704d513a9f72 Mon Sep 17 00:00:00 2001
From: KOBAYASHI Shuji <shuujii@gmail.com>
Date: Wed, 11 Dec 2019 16:40:39 +0900
Subject: Fix behavior of `Kernel#Integer` to numbers ending with `_` and
 spaces

#### Before this patch:

  ```ruby
  Integer("1_ ")  #=> 1
  ```

#### After this patch (same as Ruby):

  ```ruby
  Integer("1_ ")  #=> ArgumentError
  ```
---
 mrbgems/mruby-kernel-ext/test/kernel.rb | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'mrbgems/mruby-kernel-ext/test/kernel.rb')

diff --git a/mrbgems/mruby-kernel-ext/test/kernel.rb b/mrbgems/mruby-kernel-ext/test/kernel.rb
index 4966e4c88..f782510aa 100644
--- a/mrbgems/mruby-kernel-ext/test/kernel.rb
+++ b/mrbgems/mruby-kernel-ext/test/kernel.rb
@@ -61,6 +61,7 @@ assert('Kernel#Integer') do
   assert_raise(ArgumentError) { Integer('4a5') }
   assert_raise(ArgumentError) { Integer('1_2__3') }
   assert_raise(ArgumentError) { Integer('68_') }
+  assert_raise(ArgumentError) { Integer('68_ ') }
   assert_raise(ArgumentError) { Integer('_68') }
   assert_raise(ArgumentError) { Integer(' _68') }
   assert_raise(ArgumentError) { Integer('6 8') }
@@ -89,6 +90,7 @@ assert('Kernel#Float') do
   assert_raise(ArgumentError) { Float('68_') }
   assert_raise(ArgumentError) { Float('68._7') }
   assert_raise(ArgumentError) { Float('68.7_') }
+  assert_raise(ArgumentError) { Float('68.7_ ') }
   assert_raise(ArgumentError) { Float('_68') }
   assert_raise(ArgumentError) { Float(' _68') }
   assert_raise(ArgumentError) { Float('1_2.3__4') }
-- 
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