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* array.c (rb_ary_join): [].join.encoding must be US-ASCII.

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[ruby-list:47790]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@30721 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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naruse 2011-01-29 15:33:50 +00:00
parent 1195ba6644
commit 674ea103fa
3 changed files with 7 additions and 1 deletions
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test/ruby/test_array.rb
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@ -890,6 +890,7 @@ class TestArray < Test::Unit::TestCase
a = @cls[]
assert_equal("", a.join)
assert_equal("", a.join(','))
assert_equal(Encoding::US_ASCII, a.join.encoding)
$, = ""
a = @cls[1, 2]