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-rw-r--r--test/ruby/test_string.rb18
1 files changed, 18 insertions, 0 deletions
diff --git a/test/ruby/test_string.rb b/test/ruby/test_string.rb
index c78ecc1..4df5f4f 100644
--- a/test/ruby/test_string.rb
+++ b/test/ruby/test_string.rb
@@ -70,6 +70,24 @@ class TestString < Test::Unit::TestCase
assert_raise(RuntimeError){ str.__send__(:initialize, 'abc', capacity: 1000, encoding: 'euc-jp') }
end
+ def test_initialize_nonstring
+ assert_raise(TypeError) {
+ S(1)
+ }
+ assert_raise(TypeError) {
+ S(1, capacity: 1000)
+ }
+ end
+
+ def test_initialize_memory_leak
+ assert_no_memory_leak([], <<-PREP, <<-CODE, rss: true)
+code = proc {('x'*100000).__send__(:initialize, '')}
+1_000.times(&code)
+PREP
+100_000.times(&code)
+CODE
+ end
+
def test_AREF # '[]'
assert_equal("A", S("AooBar")[0])
assert_equal("B", S("FooBaB")[-1])