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author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-04-13 06:56:36 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-04-13 06:56:36 +0000 |
commit | c62cba56f0670703fdf787fbe98964c9ebc803ab (patch) | |
tree | 0230ee302e932f7e1f67918147427f3d1a094b56 /test | |
parent | d4d40eabc42c11ceef64893c9210f67c7729a02b (diff) | |
download | ruby-c62cba56f0670703fdf787fbe98964c9ebc803ab.tar.gz |
numeric.c: flo_ceil
* numeric.c (flo_ceil): add an optional parameter, digits, as
well as Float#round. [Feature #12245]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54564 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test')
-rw-r--r-- | test/ruby/test_float.rb | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/test/ruby/test_float.rb b/test/ruby/test_float.rb index 9deed4dea4..6388b0943a 100644 --- a/test/ruby/test_float.rb +++ b/test/ruby/test_float.rb @@ -466,6 +466,27 @@ class TestFloat < Test::Unit::TestCase assert_equal(0.99, 0.998.floor(prec)) end + def test_ceil_with_precision + assert_equal(1.200, 1.111.ceil(1)) + assert_equal(1.120, 1.111.ceil(2)) + assert_equal(11120, 11111.1.ceil(-1)) + assert_equal(11200, 11111.1.ceil(-2)) + assert_equal(100000, 11111.1.ceil(-5)) + + assert_equal(2*10**300, 1.1e300.ceil(-300)) + assert_equal(-10**300, -1.1e300.ceil(-300)) + assert_equal(2.0e-300, 1.1e-300.ceil(300)) + assert_equal(-1.0e-300, -1.1e-300.ceil(300)) + + assert_equal(42.0, 42.0.ceil(308)) + assert_equal(1.0e307, 1.0e307.ceil(2)) + + assert_raise(TypeError) {1.0.ceil("4")} + assert_raise(TypeError) {1.0.ceil(nil)} + def (prec = Object.new).to_int; 2; end + assert_equal(0.99, 0.981.ceil(prec)) + end + VS = [ 18446744073709551617.0, 18446744073709551616.0, |