* array.c (recursive_join): raise ArgumentError for joining

  recursive array.

* array.c (ary_join_1): ditto.

* test/ruby/test_array.rb (TestArray#test_join2): test updated for
  recursive join.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24159 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 2 deletions

diff --git a/test/ruby/test_array.rb b/test/ruby/test_array.rb
index c51e179a5f..489b401574 100644
--- a/test/ruby/test_array.rb
+++ b/test/ruby/test_array.rb
@@ -1490,12 +1490,12 @@ class TestArray < Test::Unit::TestCase
   def test_join2
     a = []
     a << a
-    assert_equal("[...]", a.join)
+    assert_raise(ArgumentError){a.join}
 
     def (a = Object.new).to_a
       [self]
     end
-    assert_equal("[...]", [a].join, '[ruby-core:24150]')
+    assert_raise(ArgumentError, '[ruby-core:24150]'){[a].join}
     assert_equal("12345", [1,[2,[3,4],5]].join)
   end