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author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-01-14 07:12:42 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-01-14 07:12:42 +0000 |
commit | 1301d1f5bccc10daf93c816ef4e177776d0668de (patch) | |
tree | 38f15641d13146e01993ba98698834349bb05f6f /test | |
parent | ed11f4b4b5fbc3ae059cab582f054518f60f9e74 (diff) | |
download | ruby-1301d1f5bccc10daf93c816ef4e177776d0668de.tar.gz |
sprintf.c: exact number
* sprintf.c (rb_str_format): format exact number more exactly.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53533 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test')
-rw-r--r-- | test/ruby/test_sprintf.rb | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/test/ruby/test_sprintf.rb b/test/ruby/test_sprintf.rb index 714ef8b4e2..e196e7cfbd 100644 --- a/test/ruby/test_sprintf.rb +++ b/test/ruby/test_sprintf.rb @@ -149,6 +149,11 @@ class TestSprintf < Test::Unit::TestCase assert_equal(" Inf", sprintf("% e", inf), '[ruby-dev:34002]') end + def test_bignum + assert_match(/\A10{120}\.0+\z/, sprintf("%f", 100**60)) + assert_match(/\A10{180}\.0+\z/, sprintf("%f", 1000**60)) + end + def test_rational assert_match(/\A0\.10+\z/, sprintf("%.60f", 0.1r)) assert_match(/\A0\.010+\z/, sprintf("%.60f", 0.01r)) |