From 69e835cd0f1ab24da191e8c09e23288bf64a2fcf Mon Sep 17 00:00:00 2001 From: Jun Hiroe Date: Thu, 27 Aug 2015 21:44:56 +0900 Subject: Add String#freeze test --- test/t/string.rb | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'test/t/string.rb') diff --git a/test/t/string.rb b/test/t/string.rb index ee6fe0848..7326adce9 100644 --- a/test/t/string.rb +++ b/test/t/string.rb @@ -542,3 +542,11 @@ assert('String#each_byte') do assert_equal bytes1, bytes2 end + +assert('String#freeze') do + str = "hello" + str.freeze + + assert_raise(RuntimeError) { str.upcase! } +end + -- cgit v1.2.3