From c25853518665c71a79704ca50d40bf2fc4bc6aaa Mon Sep 17 00:00:00 2001 From: nobu Date: Wed, 13 Apr 2016 06:56:36 +0000 Subject: 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 --- test/ruby/test_float.rb | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) (limited to 'test/ruby') 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, -- cgit v1.2.3