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authorocean <ocean@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2005-10-30 17:37:31 +0000
committerocean <ocean@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2005-10-30 17:37:31 +0000
commit73ded59d0ae61310670f40d58555b49d50f0c2f7 (patch)
tree3ec93e264b40b26267f165abb60a6ecfe02beb98 /test
parent673dcd5ae2cbe7c30dac31c92de3c3ab9eb8a567 (diff)
* test/ruby/test_float.rb (test_precision): test by assert_in_delta.
[ruby-dev:27575] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@9481 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test')
-rw-r--r--test/ruby/test_float.rb8
1 files changed, 4 insertions, 4 deletions
diff --git a/test/ruby/test_float.rb b/test/ruby/test_float.rb
index 741093fa61..fb180ff81b 100644
--- a/test/ruby/test_float.rb
+++ b/test/ruby/test_float.rb
@@ -40,10 +40,10 @@ class TestFloat < Test::Unit::TestCase
end
def test_precision
- #s = "3.7517675036461267e+17"
- #assert(s == sprintf("%.16e", s.to_f))
- f = 3.7517675036461267e+17
- assert_equal(f, sprintf("%.16e", f).to_f)
+ u = 3.7517675036461267e+17
+ v = sprintf("%.16e", u).to_f
+ assert_in_delta(u, v, u.abs * Float::EPSILON)
+ assert_in_delta(u, v, v.abs * Float::EPSILON)
end
def test_symmetry_bignum # [ruby-bugs-ja:118]