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merge revision(s) 42178: [Backport #8687]

* rational.c (f_round_common): Rational is expected to be returned by
	  Rational#*, but mathn.rb breaks that assumption.  [ruby-core:56177]
	  [Bug #8687]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@42326 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
usa 2013-08-02 11:30:41 +00:00
parent 297ac0a672
commit b13edd512d
4 changed files with 111 additions and 5 deletions

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@ -1,3 +1,9 @@
Fri Aug 2 20:03:39 2013 Nobuyoshi Nakada <nobu@ruby-lang.org>
* rational.c (f_round_common): Rational is expected to be returned by
Rational#*, but mathn.rb breaks that assumption. [ruby-core:56177]
[Bug #8687]
Wed Jul 17 11:00:21 2013 Tadayoshi Funaba <tadf@dotrb.org>
* ext/date/date_core.c: [ruby-core:46058].

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@ -1230,6 +1230,10 @@ f_round_common(int argc, VALUE *argv, VALUE self, VALUE (*func)(VALUE))
b = f_expt10(n);
s = f_mul(self, b);
if (!k_rational_p(s)) {
s = f_rational_new_bang1(CLASS_OF(self), s);
}
s = (*func)(s);
s = f_div(f_rational_new_bang1(CLASS_OF(self), s), b);

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@ -5,6 +5,102 @@ require_relative 'ruby/envutil'
class TestMathn < Test::Unit::TestCase
def test_power
assert_in_out_err ['-r', 'mathn', '-e', 'a=1**2;!a'], "", [], [], '[ruby-core:25740]'
assert_in_out_err ['-r', 'mathn', '-e', 'a=(1<<126)**2;!a'], "", [], [], '[ruby-core:25740]'
assert_in_out_err ['-r', 'mathn', '-e', 'a=(1 << 126)**2;!a'], "", [], [], '[ruby-core:25740]'
end
def assert_separated_equal(options, expected, actual, message = nil)
assert_in_out_err([*options, '-e', "p((#{actual})==(#{expected}))"], "", ["true"], [], message)
end
def test_floor
assert_separated_equal(%w[-rmathn], " 2", "( 13/5).floor")
assert_separated_equal(%w[-rmathn], " 2", "( 5/2).floor")
assert_separated_equal(%w[-rmathn], " 2", "( 12/5).floor")
assert_separated_equal(%w[-rmathn], "-3", "(-12/5).floor")
assert_separated_equal(%w[-rmathn], "-3", "( -5/2).floor")
assert_separated_equal(%w[-rmathn], "-3", "(-13/5).floor")
assert_separated_equal(%w[-rmathn], " 2", "( 13/5).floor(0)")
assert_separated_equal(%w[-rmathn], " 2", "( 5/2).floor(0)")
assert_separated_equal(%w[-rmathn], " 2", "( 12/5).floor(0)")
assert_separated_equal(%w[-rmathn], "-3", "(-12/5).floor(0)")
assert_separated_equal(%w[-rmathn], "-3", "( -5/2).floor(0)")
assert_separated_equal(%w[-rmathn], "-3", "(-13/5).floor(0)")
assert_separated_equal(%w[-rmathn], "( 13/5)", "( 13/5).floor(2)")
assert_separated_equal(%w[-rmathn], "( 5/2)", "( 5/2).floor(2)")
assert_separated_equal(%w[-rmathn], "( 12/5)", "( 12/5).floor(2)")
assert_separated_equal(%w[-rmathn], "(-12/5)", "(-12/5).floor(2)")
assert_separated_equal(%w[-rmathn], "( -5/2)", "( -5/2).floor(2)")
assert_separated_equal(%w[-rmathn], "(-13/5)", "(-13/5).floor(2)")
end
def test_ceil
assert_separated_equal(%w[-rmathn], " 3", "( 13/5).ceil")
assert_separated_equal(%w[-rmathn], " 3", "( 5/2).ceil")
assert_separated_equal(%w[-rmathn], " 3", "( 12/5).ceil")
assert_separated_equal(%w[-rmathn], "-2", "(-12/5).ceil")
assert_separated_equal(%w[-rmathn], "-2", "( -5/2).ceil")
assert_separated_equal(%w[-rmathn], "-2", "(-13/5).ceil")
assert_separated_equal(%w[-rmathn], " 3", "( 13/5).ceil(0)")
assert_separated_equal(%w[-rmathn], " 3", "( 5/2).ceil(0)")
assert_separated_equal(%w[-rmathn], " 3", "( 12/5).ceil(0)")
assert_separated_equal(%w[-rmathn], "-2", "(-12/5).ceil(0)")
assert_separated_equal(%w[-rmathn], "-2", "( -5/2).ceil(0)")
assert_separated_equal(%w[-rmathn], "-2", "(-13/5).ceil(0)")
assert_separated_equal(%w[-rmathn], "( 13/5)", "( 13/5).ceil(2)")
assert_separated_equal(%w[-rmathn], "( 5/2)", "( 5/2).ceil(2)")
assert_separated_equal(%w[-rmathn], "( 12/5)", "( 12/5).ceil(2)")
assert_separated_equal(%w[-rmathn], "(-12/5)", "(-12/5).ceil(2)")
assert_separated_equal(%w[-rmathn], "( -5/2)", "( -5/2).ceil(2)")
assert_separated_equal(%w[-rmathn], "(-13/5)", "(-13/5).ceil(2)")
end
def test_truncate
assert_separated_equal(%w[-rmathn], " 2", "( 13/5).truncate")
assert_separated_equal(%w[-rmathn], " 2", "( 5/2).truncate")
assert_separated_equal(%w[-rmathn], " 2", "( 12/5).truncate")
assert_separated_equal(%w[-rmathn], "-2", "(-12/5).truncate")
assert_separated_equal(%w[-rmathn], "-2", "( -5/2).truncate")
assert_separated_equal(%w[-rmathn], "-2", "(-13/5).truncate")
assert_separated_equal(%w[-rmathn], " 2", "( 13/5).truncate(0)")
assert_separated_equal(%w[-rmathn], " 2", "( 5/2).truncate(0)")
assert_separated_equal(%w[-rmathn], " 2", "( 12/5).truncate(0)")
assert_separated_equal(%w[-rmathn], "-2", "(-12/5).truncate(0)")
assert_separated_equal(%w[-rmathn], "-2", "( -5/2).truncate(0)")
assert_separated_equal(%w[-rmathn], "-2", "(-13/5).truncate(0)")
assert_separated_equal(%w[-rmathn], "( 13/5)", "( 13/5).truncate(2)")
assert_separated_equal(%w[-rmathn], "( 5/2)", "( 5/2).truncate(2)")
assert_separated_equal(%w[-rmathn], "( 12/5)", "( 12/5).truncate(2)")
assert_separated_equal(%w[-rmathn], "(-12/5)", "(-12/5).truncate(2)")
assert_separated_equal(%w[-rmathn], "( -5/2)", "( -5/2).truncate(2)")
assert_separated_equal(%w[-rmathn], "(-13/5)", "(-13/5).truncate(2)")
end
def test_round
assert_separated_equal(%w[-rmathn], " 3", "( 13/5).round")
assert_separated_equal(%w[-rmathn], " 3", "( 5/2).round")
assert_separated_equal(%w[-rmathn], " 2", "( 12/5).round")
assert_separated_equal(%w[-rmathn], "-2", "(-12/5).round")
assert_separated_equal(%w[-rmathn], "-3", "( -5/2).round")
assert_separated_equal(%w[-rmathn], "-3", "(-13/5).round")
assert_separated_equal(%w[-rmathn], " 3", "( 13/5).round(0)")
assert_separated_equal(%w[-rmathn], " 3", "( 5/2).round(0)")
assert_separated_equal(%w[-rmathn], " 2", "( 12/5).round(0)")
assert_separated_equal(%w[-rmathn], "-2", "(-12/5).round(0)")
assert_separated_equal(%w[-rmathn], "-3", "( -5/2).round(0)")
assert_separated_equal(%w[-rmathn], "-3", "(-13/5).round(0)")
assert_separated_equal(%w[-rmathn], "( 13/5)", "( 13/5).round(2)")
assert_separated_equal(%w[-rmathn], "( 5/2)", "( 5/2).round(2)")
assert_separated_equal(%w[-rmathn], "( 12/5)", "( 12/5).round(2)")
assert_separated_equal(%w[-rmathn], "(-12/5)", "(-12/5).round(2)")
assert_separated_equal(%w[-rmathn], "( -5/2)", "( -5/2).round(2)")
assert_separated_equal(%w[-rmathn], "(-13/5)", "(-13/5).round(2)")
end
end

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@ -1,10 +1,10 @@
#define RUBY_VERSION "1.9.3"
#define RUBY_PATCHLEVEL 455
#define RUBY_PATCHLEVEL 456
#define RUBY_RELEASE_DATE "2013-07-17"
#define RUBY_RELEASE_DATE "2013-08-02"
#define RUBY_RELEASE_YEAR 2013
#define RUBY_RELEASE_MONTH 7
#define RUBY_RELEASE_DAY 17
#define RUBY_RELEASE_MONTH 8
#define RUBY_RELEASE_DAY 2
#include "ruby/version.h"