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* 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_2_0_0@42217 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
112 lines
3.8 KiB
Ruby
112 lines
3.8 KiB
Ruby
require 'test/unit'
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require_relative 'ruby/envutil'
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# mathn redefines too much. It must be isolated to child processes.
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class TestMathn < Test::Unit::TestCase
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def test_power
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assert_in_out_err ['-r', 'mathn', '-e', 'a=1**2;!a'], "", [], [], '[ruby-core:25740]'
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assert_in_out_err ['-r', 'mathn', '-e', 'a=(1 << 126)**2;!a'], "", [], [], '[ruby-core:25740]'
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assert_in_out_err ['-r', 'mathn/complex', '-e', 'a=Complex(0,1)**4;!a'], "", [], [], '[ruby-core:44170]'
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assert_in_out_err ['-r', 'mathn/complex', '-e', 'a=Complex(0,1)**5;!a'], "", [], [], '[ruby-core:44170]'
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end
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def test_floor
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assert_separately(%w[-rmathn], <<-EOS)
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assert_equal( 2, ( 13/5).floor)
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assert_equal( 2, ( 5/2).floor)
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assert_equal( 2, ( 12/5).floor)
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assert_equal(-3, (-12/5).floor)
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assert_equal(-3, ( -5/2).floor)
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assert_equal(-3, (-13/5).floor)
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assert_equal( 2, ( 13/5).floor(0))
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assert_equal( 2, ( 5/2).floor(0))
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assert_equal( 2, ( 12/5).floor(0))
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assert_equal(-3, (-12/5).floor(0))
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assert_equal(-3, ( -5/2).floor(0))
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assert_equal(-3, (-13/5).floor(0))
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assert_equal(( 13/5), ( 13/5).floor(2))
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assert_equal(( 5/2), ( 5/2).floor(2))
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assert_equal(( 12/5), ( 12/5).floor(2))
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assert_equal((-12/5), (-12/5).floor(2))
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assert_equal(( -5/2), ( -5/2).floor(2))
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assert_equal((-13/5), (-13/5).floor(2))
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EOS
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end
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def test_ceil
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assert_separately(%w[-rmathn], <<-EOS)
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assert_equal( 3, ( 13/5).ceil)
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assert_equal( 3, ( 5/2).ceil)
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assert_equal( 3, ( 12/5).ceil)
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assert_equal(-2, (-12/5).ceil)
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assert_equal(-2, ( -5/2).ceil)
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assert_equal(-2, (-13/5).ceil)
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assert_equal( 3, ( 13/5).ceil(0))
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assert_equal( 3, ( 5/2).ceil(0))
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assert_equal( 3, ( 12/5).ceil(0))
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assert_equal(-2, (-12/5).ceil(0))
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assert_equal(-2, ( -5/2).ceil(0))
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assert_equal(-2, (-13/5).ceil(0))
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assert_equal(( 13/5), ( 13/5).ceil(2))
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assert_equal(( 5/2), ( 5/2).ceil(2))
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assert_equal(( 12/5), ( 12/5).ceil(2))
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assert_equal((-12/5), (-12/5).ceil(2))
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assert_equal(( -5/2), ( -5/2).ceil(2))
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assert_equal((-13/5), (-13/5).ceil(2))
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EOS
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end
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def test_truncate
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assert_separately(%w[-rmathn], <<-EOS)
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assert_equal( 2, ( 13/5).truncate)
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assert_equal( 2, ( 5/2).truncate)
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assert_equal( 2, ( 12/5).truncate)
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assert_equal(-2, (-12/5).truncate)
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assert_equal(-2, ( -5/2).truncate)
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assert_equal(-2, (-13/5).truncate)
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assert_equal( 2, ( 13/5).truncate(0))
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assert_equal( 2, ( 5/2).truncate(0))
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assert_equal( 2, ( 12/5).truncate(0))
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assert_equal(-2, (-12/5).truncate(0))
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assert_equal(-2, ( -5/2).truncate(0))
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assert_equal(-2, (-13/5).truncate(0))
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assert_equal(( 13/5), ( 13/5).truncate(2))
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assert_equal(( 5/2), ( 5/2).truncate(2))
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assert_equal(( 12/5), ( 12/5).truncate(2))
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assert_equal((-12/5), (-12/5).truncate(2))
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assert_equal(( -5/2), ( -5/2).truncate(2))
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assert_equal((-13/5), (-13/5).truncate(2))
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EOS
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end
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def test_round
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assert_separately(%w[-rmathn], <<-EOS)
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assert_equal( 3, ( 13/5).round)
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assert_equal( 3, ( 5/2).round)
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assert_equal( 2, ( 12/5).round)
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assert_equal(-2, (-12/5).round)
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assert_equal(-3, ( -5/2).round)
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assert_equal(-3, (-13/5).round)
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assert_equal( 3, ( 13/5).round(0))
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assert_equal( 3, ( 5/2).round(0))
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assert_equal( 2, ( 12/5).round(0))
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assert_equal(-2, (-12/5).round(0))
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assert_equal(-3, ( -5/2).round(0))
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assert_equal(-3, (-13/5).round(0))
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assert_equal(( 13/5), ( 13/5).round(2))
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assert_equal(( 5/2), ( 5/2).round(2))
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assert_equal(( 12/5), ( 12/5).round(2))
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assert_equal((-12/5), (-12/5).round(2))
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assert_equal(( -5/2), ( -5/2).round(2))
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assert_equal((-13/5), (-13/5).round(2))
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EOS
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end
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end
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