From 1d00e40e0cf48ad25c35fa77c54e7dd1571bca23 Mon Sep 17 00:00:00 2001 From: gogotanaka Date: Wed, 4 Mar 2015 03:47:06 +0000 Subject: * test/ruby/test_math.rb (assert_float_and_int): Refactor test cases by introducing assert_float_and_int. [misc #10810] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49843 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- test/ruby/test_math.rb | 67 ++++++++++++++++---------------------------------- 1 file changed, 21 insertions(+), 46 deletions(-) (limited to 'test/ruby') diff --git a/test/ruby/test_math.rb b/test/ruby/test_math.rb index b6f41ed357..6899137625 100644 --- a/test/ruby/test_math.rb +++ b/test/ruby/test_math.rb @@ -17,6 +17,12 @@ class TestMath < Test::Unit::TestCase end alias check assert_float + def assert_float_and_int(exp_ary, act_ary) + flo_exp, int_exp, flo_act, int_act = *exp_ary, *act_ary + assert_float(flo_exp, flo_act) + assert_equal(int_exp, int_act) + end + def test_atan2 check(+0.0, Math.atan2(+0.0, +0.0)) check(-0.0, Math.atan2(-0.0, +0.0)) @@ -198,16 +204,11 @@ class TestMath < Test::Unit::TestCase end def test_frexp - check(0.0, Math.frexp(0.0).first) - assert_equal(0, Math.frexp(0).last) - check(0.5, Math.frexp(0.5).first) - assert_equal(0, Math.frexp(0.5).last) - check(0.5, Math.frexp(1.0).first) - assert_equal(1, Math.frexp(1.0).last) - check(0.5, Math.frexp(2.0).first) - assert_equal(2, Math.frexp(2.0).last) - check(0.75, Math.frexp(3.0).first) - assert_equal(2, Math.frexp(3.0).last) + assert_float_and_int([0.0, 0], Math.frexp(0.0)) + assert_float_and_int([0.5, 0], Math.frexp(0.5)) + assert_float_and_int([0.5, 1], Math.frexp(1.0)) + assert_float_and_int([0.5, 2], Math.frexp(2.0)) + assert_float_and_int([0.75, 2], Math.frexp(3.0)) end def test_ldexp @@ -257,42 +258,16 @@ class TestMath < Test::Unit::TestCase def test_lgamma sqrt_pi = Math.sqrt(Math::PI) - - g, s = Math.lgamma(-1.5) - check(Math.log(4 * sqrt_pi / 3), g) - assert_equal(s, 1) - - g, s = Math.lgamma(-0.5) - check(Math.log(2 * sqrt_pi), g) - assert_equal(s, -1) - - g, s = Math.lgamma(0.5) - check(Math.log(sqrt_pi), g) - assert_equal(s, 1) - - assert_equal([0, 1], Math.lgamma(1)) - - g, s = Math.lgamma(1.5) - check(Math.log(sqrt_pi / 2), g) - assert_equal(s, 1) - - assert_equal([0, 1], Math.lgamma(2)) - - g, s = Math.lgamma(2.5) - check(Math.log(3 * sqrt_pi / 4), g) - assert_equal(s, 1) - - g, s = Math.lgamma(3) - check(Math.log(2), g) - assert_equal(s, 1) - - g, s = Math.lgamma(3.5) - check(Math.log(15 * sqrt_pi / 8), g) - assert_equal(s, 1) - - g, s = Math.lgamma(4) - check(Math.log(6), g) - assert_equal(s, 1) + assert_float_and_int([Math.log(4 * sqrt_pi / 3), 1], Math.lgamma(-1.5)) + assert_float_and_int([Math.log(2 * sqrt_pi), -1], Math.lgamma(-0.5)) + assert_float_and_int([Math.log(sqrt_pi), 1], Math.lgamma(0.5)) + assert_float_and_int([0, 1], Math.lgamma(1)) + assert_float_and_int([Math.log(sqrt_pi / 2), 1], Math.lgamma(1.5)) + assert_float_and_int([0, 1], Math.lgamma(2)) + assert_float_and_int([Math.log(3 * sqrt_pi / 4), 1], Math.lgamma(2.5)) + assert_float_and_int([Math.log(2), 1], Math.lgamma(3)) + assert_float_and_int([Math.log(15 * sqrt_pi / 8), 1], Math.lgamma(3.5)) + assert_float_and_int([Math.log(6), 1], Math.lgamma(4)) assert_raise(Math::DomainError) { Math.lgamma(-Float::INFINITY) } end -- cgit v1.2.3