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merges r23191 from trunk into ruby_1_9_1.

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* array.c (rb_ary_flatten): flatten(0) works as Array#dup.
  [ruby-core:23168]

* test/ruby/test_array.rb: add a test for above.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_1@23339 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
yugui 2009-05-04 12:30:55 +00:00
parent 90c2b67432
commit 974d1ae287
3 changed files with 19 additions and 1 deletions
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5
test/ruby/test_array.rb
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@ -719,6 +719,11 @@ class TestArray < Test::Unit::TestCase
a7 = a6.flatten
assert_equal(true, a7.tainted?)
assert_equal(true, a7.untrusted?)
a8 = @cls[[1, 2], 3]
a9 = a8.flatten(0)
assert_equal(a8, a9)
assert_not_same(a8, a9)
end
def test_flatten!