diff options
Diffstat (limited to 'test/bigdecimal')
| -rw-r--r-- | test/bigdecimal/test_bigdecimal_util.rb | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/test/bigdecimal/test_bigdecimal_util.rb b/test/bigdecimal/test_bigdecimal_util.rb index b963fcdeeb..c4d5816987 100644 --- a/test/bigdecimal/test_bigdecimal_util.rb +++ b/test/bigdecimal/test_bigdecimal_util.rb @@ -60,6 +60,18 @@ class TestBigDecimalUtil < Test::Unit::TestCase assert_raise(ArgumentError) { 355.quo(113).to_d(-42) } end + def test_Complex_to_d + assert_equal(BigDecimal("1"), Complex(1, 0).to_d) + assert_equal(BigDecimal("0.333333333333333333333"), + Complex(1.quo(3), 0).to_d(21)) + assert_equal(BigDecimal("0.1234567"), Complex(0.1234567, 0).to_d) + assert_equal(BigDecimal("0.1235"), Complex(0.1234567, 0).to_d(4)) + + assert_raise_with_message(ArgumentError, "can't omit precision for a Rational.") { Complex(1.quo(3), 0).to_d } + + assert_raise_with_message(ArgumentError, "Unable to make a BigDecimal from non-zero imaginary number") { Complex(1, 1).to_d } + end + def test_String_to_d assert_equal(BigDecimal('1'), "1__1_1".to_d) assert_equal(BigDecimal('2.5'), "2.5".to_d) |