diff options
-rw-r--r-- | string.c | 6 | ||||
-rw-r--r-- | test/ruby/test_string.rb | 11 |
2 files changed, 14 insertions, 3 deletions
@@ -1383,6 +1383,7 @@ rb_str_init(int argc, VALUE *argv, VALUE str) vcapa = kwargs[1]; if (vcapa != Qundef && !NIL_P(vcapa)) { long capa = NUM2LONG(vcapa); + str_discard(str); if (capa < STR_BUF_MIN_SIZE) { capa = STR_BUF_MIN_SIZE; } @@ -1405,6 +1406,7 @@ rb_str_init(int argc, VALUE *argv, VALUE str) } else if (n == 1) { StringValue(orig); + str_discard(str); str_replace(str, orig); } if (enc != Qundef && !NIL_P(enc)) { @@ -1414,9 +1416,7 @@ rb_str_init(int argc, VALUE *argv, VALUE str) } else if (n == 1) { StringValue(orig); - if (OBJ_FROZEN(str)) { - rb_error_frozen_object(str); - } + str_discard(str); str_replace(str, orig); } return str; diff --git a/test/ruby/test_string.rb b/test/ruby/test_string.rb index 339e8728ab..c78ecc1d6c 100644 --- a/test/ruby/test_string.rb +++ b/test/ruby/test_string.rb @@ -59,6 +59,17 @@ class TestString < Test::Unit::TestCase assert_equal(Encoding::EUC_JP, S("", capacity: 1000, encoding: "euc-jp").encoding) end + def test_initialize + str = S("").freeze + assert_equal("", str.__send__(:initialize)) + assert_raise(RuntimeError){ str.__send__(:initialize, 'abc') } + assert_raise(RuntimeError){ str.__send__(:initialize, capacity: 1000) } + assert_raise(RuntimeError){ str.__send__(:initialize, 'abc', capacity: 1000) } + assert_raise(RuntimeError){ str.__send__(:initialize, encoding: 'euc-jp') } + assert_raise(RuntimeError){ str.__send__(:initialize, 'abc', encoding: 'euc-jp') } + assert_raise(RuntimeError){ str.__send__(:initialize, 'abc', capacity: 1000, encoding: 'euc-jp') } + end + def test_AREF # '[]' assert_equal("A", S("AooBar")[0]) assert_equal("B", S("FooBaB")[-1]) |