diff options
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | test/ruby/test_rand.rb | 3 |
2 files changed, 8 insertions, 0 deletions
@@ -1,3 +1,8 @@ +Sun Aug 2 16:53:19 2009 Yusuke Endoh <mame@tsg.ne.jp> + + * test/ruby/test_rand.rb: add tests for Random#float's rejection + against Infinity and NaN. + Sun Aug 2 14:20:43 2009 Nobuyoshi Nakada <nobu@ruby-lang.org> * random.c (rand_int): prevent from GC. diff --git a/test/ruby/test_rand.rb b/test/ruby/test_rand.rb index e20cf4e317..b932128e23 100644 --- a/test/ruby/test_rand.rb +++ b/test/ruby/test_rand.rb @@ -354,6 +354,9 @@ END assert_in_delta(1.0897663659937937, r.float(2), 0.0001) assert_in_delta(5.3704626067153264e+29, r.float(2**100), 10**25) + assert_raise(Errno::EDOM, Errno::ERANGE) { r.float(1.0 / 0.0) } + assert_raise(Errno::EDOM, Errno::ERANGE) { r.float(0.0 / 0.0) } + # is this intentional? assert_raise(TypeError) { r.float(1..2) } end |