* array.c (rb_ary_splice): fix r37583 doesn't condier the case when

  beg > array length.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37588 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 12 insertions, 0 deletions

diff --git a/test/ruby/test_array.rb b/test/ruby/test_array.rb
index b0e7058b5b..8d264d9230 100644
--- a/test/ruby/test_array.rb
+++ b/test/ruby/test_array.rb
@@ -426,6 +426,18 @@ class TestArray < Test::Unit::TestCase
     a = @cls[1, 2, 3]
     a[-1, 0] = a
     assert_equal([1, 2, 1, 2, 3, 3], a)
+
+    a = @cls[]
+    a[5,0] = [5]
+    assert_equal([nil, nil, nil, nil, nil, 5], a)
+
+    a = @cls[1]
+    a[1,0] = [2]
+    assert_equal([1, 2], a)
+
+    a = @cls[1]
+    a[1,1] = [2]
+    assert_equal([1, 2], a)
   end
 
   def test_assoc