diff options
author | mrkn <mrkn@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-01-13 06:15:37 +0000 |
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committer | mrkn <mrkn@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-01-13 06:15:37 +0000 |
commit | dc2182aab8c319697b0f4c7f22cb99e5266c43c6 (patch) | |
tree | 0a974fce876adc0ddcf4d798f9cecfac2667924e /test/bigdecimal | |
parent | cc64c2144abbbaf1b0b5fef3bcc4a8ab162cc397 (diff) |
* ext/bigdecimal/bigdecimal.c (BigDecimal_sub):
need to specify precision for converting Rational and Float.
[ruby-dev:46544] [Bug #7404]
* ext/bigdecimal/bigdecimal.c (BigDecimal_mult): ditto.
* ext/bigdecimal/bigdecimal.c (BigDecimal_divide): ditto.
* ext/bigdecimal/bigdecimal.c (BigDecimal_DoDivmod): ditto.
* ext/bigdecimal/bigdecimal.c (BigDecimal_divremain): ditto.
* test/bigdecimal/test_bigdecimal.rb: add tests for the above fixes.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38801 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test/bigdecimal')
-rw-r--r-- | test/bigdecimal/test_bigdecimal.rb | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/test/bigdecimal/test_bigdecimal.rb b/test/bigdecimal/test_bigdecimal.rb index 51d2e8f309..07c79a8874 100644 --- a/test/bigdecimal/test_bigdecimal.rb +++ b/test/bigdecimal/test_bigdecimal.rb @@ -652,6 +652,14 @@ class TestBigDecimal < Test::Unit::TestCase assert_equal(BigDecimal.new((2**100-1).to_s), x - 1) end + def test_sub_with_float + assert_kind_of(BigDecimal, BigDecimal.new("3") - 1.0) + end + + def test_sub_with_rational + assert_kind_of(BigDecimal, BigDecimal.new("3") - 1.quo(3)) + end + def test_mult x = BigDecimal.new((2**100).to_s) assert_equal(BigDecimal.new((2**100 * 3).to_s), (x * 3).to_i) @@ -660,6 +668,14 @@ class TestBigDecimal < Test::Unit::TestCase assert_equal(BigDecimal.new((2**200).to_s), (x * x).to_i) end + def test_mult_with_float + assert_kind_of(BigDecimal, BigDecimal.new("3") * 1.5) + end + + def test_mult_with_rational + assert_kind_of(BigDecimal, BigDecimal.new("3") * 1.quo(3)) + end + def test_div x = BigDecimal.new((2**100).to_s) assert_equal(BigDecimal.new((2**100 / 3).to_s), (x / 3).to_i) @@ -669,6 +685,14 @@ class TestBigDecimal < Test::Unit::TestCase assert_equal(-2, BigDecimal.new("2") / -1) end + def test_div_with_float + assert_kind_of(BigDecimal, BigDecimal.new("3") / 1.5) + end + + def test_div_with_rational + assert_kind_of(BigDecimal, BigDecimal.new("3") / 1.quo(3)) + end + def test_mod x = BigDecimal.new((2**100).to_s) assert_equal(1, x % 3) @@ -677,6 +701,14 @@ class TestBigDecimal < Test::Unit::TestCase assert_equal(-1, (-x) % -3) end + def test_mod_with_float + assert_kind_of(BigDecimal, BigDecimal.new("3") % 1.5) + end + + def test_mod_with_rational + assert_kind_of(BigDecimal, BigDecimal.new("3") % 1.quo(3)) + end + def test_remainder x = BigDecimal.new((2**100).to_s) assert_equal(1, x.remainder(3)) @@ -685,6 +717,14 @@ class TestBigDecimal < Test::Unit::TestCase assert_equal(-1, (-x).remainder(-3)) end + def test_remainder_with_float + assert_kind_of(BigDecimal, BigDecimal.new("3").remainder(1.5)) + end + + def test_remainder_with_rational + assert_kind_of(BigDecimal, BigDecimal.new("3").remainder(1.quo(3))) + end + def test_divmod x = BigDecimal.new((2**100).to_s) assert_equal([(x / 3).floor, 1], x.divmod(3)) |