From f5ef84cb5eae9948e7011a9e6020dd4a8aeb246c Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 4 Dec 2016 08:50:29 +0000
Subject: class.c: missing unknown_keyword_error

* class.c (rb_get_kwargs): when values are stored, corresponding
  keys have been remove from the keyword hash, and the hash should
  be empty in that case.  [ruby-dev:49893] [Bug #13004]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56981 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_keyword.rb | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'test/ruby')

diff --git a/test/ruby/test_keyword.rb b/test/ruby/test_keyword.rb
index 1a7955dbcf..bcb93a6348 100644
--- a/test/ruby/test_keyword.rb
+++ b/test/ruby/test_keyword.rb
@@ -546,6 +546,13 @@ class TestKeywordArguments < Test::Unit::TestCase
     }
   end
 
+  def test_unknown_keyword
+    bug13004 = '[ruby-dev:49893] [Bug #13004]'
+    assert_raise_with_message(ArgumentError, /unknown keyword: invalid-argument/, bug13004) {
+      [].sample(random: nil, "invalid-argument": nil)
+    }
+  end
+
   def test_super_with_anon_restkeywords
     bug10659 = '[ruby-core:67157] [Bug #10659]'
 
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