* array.c (rb_ary_shuffle_bang, rb_ary_sample): check

  unknown keywords.

* test/ruby/test_array.rb (test_shuffle, test_sample): tests for
  the above.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44064 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 11 insertions, 0 deletions

diff --git a/test/ruby/test_array.rb b/test/ruby/test_array.rb
index 1c2adf852b..1f434e37fa 100644
--- a/test/ruby/test_array.rb
+++ b/test/ruby/test_array.rb
@@ -2085,6 +2085,13 @@ class TestArray < Test::Unit::TestCase
     100.times do
       assert_equal([0, 1, 2].shuffle, [0, 1, 2].shuffle(random: gen))
     end
+
+    assert_raise_with_message(ArgumentError, /unknown keyword/) do
+      [0, 1, 2].shuffle(xawqij: "a")
+    end
+    assert_raise_with_message(ArgumentError, /unknown keyword/) do
+      [0, 1, 2].shuffle!(xawqij: "a")
+    end
   end
 
   def test_shuffle_random
@@ -2158,6 +2165,10 @@ class TestArray < Test::Unit::TestCase
         assert_equal(a.sample(n), a.sample(n, random: gen), "#{i}/#{n}")
       end
     end
+
+    assert_raise_with_message(ArgumentError, /unknown keyword/) do
+      [0, 1, 2].sample(xawqij: "a")
+    end
   end
 
   def test_sample_random