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* test/ruby/test_rand.rb: add tests for Random#float's rejection

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against Infinity and NaN.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24354 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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mame 2009-08-02 08:40:52 +00:00
parent e626e0bdec
commit dfd3d1fb29
2 changed files with 8 additions and 0 deletions
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ChangeLog
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@ -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.

3
test/ruby/test_rand.rb
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@ -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