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* ext/stringio/stringio.c (strio_each, strio_readlines):

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limit must not be zero. Fixes [ruby-dev:43392].

* test/stringio/test_stringio.rb: Add tests for above.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@31252 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
sorah 2011-04-09 13:01:23 +00:00
parent 699c3de190
commit 0a69f2e39d
3 changed files with 26 additions and 0 deletions
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8
test/stringio/test_stringio.rb
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@ -482,4 +482,12 @@ class TestStringIO < Test::Unit::TestCase
assert_raise(RuntimeError, bug) {s.string = "foo"}
assert_raise(RuntimeError, bug) {s.reopen("")}
end
def test_readlines_limit_0
assert_raise(ArgumentError, "[ruby-dev:43392]") { StringIO.new.readlines(0) }
end
def test_each_line_limit_0
assert_raise(ArgumentError, "[ruby-dev:43392]") { StringIO.new.each_line(0) }
end
end