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Diffstat (limited to 'test/-ext-/string/test_cstr.rb')
-rw-r--r-- | test/-ext-/string/test_cstr.rb | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/test/-ext-/string/test_cstr.rb b/test/-ext-/string/test_cstr.rb index 99c1325bf3..4be2cc98fa 100644 --- a/test/-ext-/string/test_cstr.rb +++ b/test/-ext-/string/test_cstr.rb @@ -17,6 +17,24 @@ class Test_StringCStr < Test::Unit::TestCase assert_equal(0, s.cstr_term, Bug4319) end + def test_frozen + s0 = Bug::String.new("abcdefgh"*8) + + [4, 4*3-1, 8*3-1, 64].each do |n| + s = s0[0, n] + s.cstr_unterm('x') + s.freeze + assert_equal(0, s.cstr_term) + WCHARS.each do |enc| + s = s0.encode(enc) + s.set_len(n - n % s[0].bytesize) + s.cstr_unterm('x') + s.freeze + assert_equal(0, s.cstr_term) + end + end + end + WCHARS = [Encoding::UTF_16BE, Encoding::UTF_16LE, Encoding::UTF_32BE, Encoding::UTF_32LE] def test_wchar_embed |