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author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2015-09-16 05:50:00 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2015-09-16 05:50:00 +0000 |
commit | 965d8241c1ac3556685a833206d644bd6c7dc646 (patch) | |
tree | 0cd1be11831d65517b08c912815a33d230f2948e /test | |
parent | 22190b3f32010075c1dacd6d9cbec3fa488a6187 (diff) | |
download | ruby-965d8241c1ac3556685a833206d644bd6c7dc646.tar.gz |
string.c: keep coderange
* string.c (rb_str_setbyte): keep the code range as possible.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51873 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test')
-rw-r--r-- | test/ruby/test_m17n.rb | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/test/ruby/test_m17n.rb b/test/ruby/test_m17n.rb index 6b89ad572d..ca25f8502d 100644 --- a/test/ruby/test_m17n.rb +++ b/test/ruby/test_m17n.rb @@ -1488,6 +1488,31 @@ class TestM17N < Test::Unit::TestCase s = u("\xE3\x81\x82\xE3\x81\x84") s.setbyte(-4, 0x84) assert_equal(u("\xE3\x81\x84\xE3\x81\x84"), s) + + x = "x" * 100 + t = nil + failure = proc {"#{i}: #{encdump(t)}"} + + s = "\u{3042 3044}" + s.bytesize.times {|i| + t = s + x + t.setbyte(i, t.getbyte(i)+1) + assert_predicate(t, :valid_encoding?, failure) + assert_not_predicate(t, :ascii_only?, failure) + t = s + x + t.setbyte(i, 0x20) + assert_not_predicate(t, :valid_encoding?, failure) + } + + s = "\u{41 42 43}" + s.bytesize.times {|i| + t = s + x + t.setbyte(i, 0x20) + assert_predicate(t, :valid_encoding?, failure) + assert_predicate(t, :ascii_only?, failure) + t.setbyte(i, 0xe3) + assert_not_predicate(t, :valid_encoding?, failure) + } end def test_compatible |