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author | glass <glass@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-12-27 11:43:02 +0000 |
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committer | glass <glass@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-12-27 11:43:02 +0000 |
commit | cd453f16b42ea9b68993631b27773165b24ee9b2 (patch) | |
tree | a1c01e21da4eb2ff73898ca2deb0bd86f0333386 /test | |
parent | 90833dd452c0c7276b1dd5a88ab1dd99fbb2d6a5 (diff) | |
download | ruby-cd453f16b42ea9b68993631b27773165b24ee9b2.tar.gz |
* ext/stringio/stringio.c (strio_ungetc): raise IOError instead of RuntimeError
if the string is frozen.
[Bug #7231] [ruby-core:48530]
* ext/stringio/stringio.c (strio_ungetbyte): ditto.
* test/stringio/test_stringio.rb: a test for above.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38628 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test')
-rw-r--r-- | test/stringio/test_stringio.rb | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/test/stringio/test_stringio.rb b/test/stringio/test_stringio.rb index 417a53b383..0ea3e4f961 100644 --- a/test/stringio/test_stringio.rb +++ b/test/stringio/test_stringio.rb @@ -504,6 +504,14 @@ class TestStringIO < Test::Unit::TestCase assert_raise(RuntimeError, bug) {s.reopen("")} end + def test_frozen_string + s = StringIO.new("".freeze) + bug = '[ruby-core:48530]' + assert_raise(IOError, bug) {s.write("foo")} + assert_raise(IOError, bug) {s.ungetc("a")} + assert_raise(IOError, bug) {s.ungetbyte("a")} + end + def test_readlines_limit_0 assert_raise(ArgumentError, "[ruby-dev:43392]") { StringIO.new.readlines(0) } end |