From d83a42aac2319b70a4e9a163dd619aca085ec1c4 Mon Sep 17 00:00:00 2001 From: shyouhei Date: Thu, 10 Jul 2008 04:52:35 +0000 Subject: merge revision(s) 17842: * include/ruby/ruby.h (POSFIXABLE): use FIXNUM_MAX+1 instead of FIXNUM_MAX to make it possible to convert to double accurately. It assumes FLT_RADIX is 2. fix RubyForge bug #14102. backported from 1.9. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8_6@17987 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- test/ruby/test_float.rb | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) (limited to 'test/ruby') diff --git a/test/ruby/test_float.rb b/test/ruby/test_float.rb index d559ce5cab..cbc6a7886b 100644 --- a/test/ruby/test_float.rb +++ b/test/ruby/test_float.rb @@ -110,4 +110,38 @@ class TestFloat < Test::Unit::TestCase assert_equal(-3.5, (-11.5).remainder(4)) assert_equal(-3.5, (-11.5).remainder(-4)) end + + def test_to_i + assert_operator(4611686018427387905.0.to_i, :>, 0) + assert_operator(4611686018427387904.0.to_i, :>, 0) + assert_operator(4611686018427387903.8.to_i, :>, 0) + assert_operator(4611686018427387903.5.to_i, :>, 0) + assert_operator(4611686018427387903.2.to_i, :>, 0) + assert_operator(4611686018427387903.0.to_i, :>, 0) + assert_operator(4611686018427387902.0.to_i, :>, 0) + + assert_operator(1073741825.0.to_i, :>, 0) + assert_operator(1073741824.0.to_i, :>, 0) + assert_operator(1073741823.8.to_i, :>, 0) + assert_operator(1073741823.5.to_i, :>, 0) + assert_operator(1073741823.2.to_i, :>, 0) + assert_operator(1073741823.0.to_i, :>, 0) + assert_operator(1073741822.0.to_i, :>, 0) + + assert_operator((-1073741823.0).to_i, :<, 0) + assert_operator((-1073741824.0).to_i, :<, 0) + assert_operator((-1073741824.2).to_i, :<, 0) + assert_operator((-1073741824.5).to_i, :<, 0) + assert_operator((-1073741824.8).to_i, :<, 0) + assert_operator((-1073741825.0).to_i, :<, 0) + assert_operator((-1073741826.0).to_i, :<, 0) + + assert_operator((-4611686018427387903.0).to_i, :<, 0) + assert_operator((-4611686018427387904.0).to_i, :<, 0) + assert_operator((-4611686018427387904.2).to_i, :<, 0) + assert_operator((-4611686018427387904.5).to_i, :<, 0) + assert_operator((-4611686018427387904.8).to_i, :<, 0) + assert_operator((-4611686018427387905.0).to_i, :<, 0) + assert_operator((-4611686018427387906.0).to_i, :<, 0) + end end -- cgit v1.2.3