diff options
Diffstat (limited to 'test/ruby/test_rational.rb')
| -rw-r--r-- | test/ruby/test_rational.rb | 48 |
1 files changed, 35 insertions, 13 deletions
diff --git a/test/ruby/test_rational.rb b/test/ruby/test_rational.rb index 89bb7b20a8..a02e11acc5 100644 --- a/test/ruby/test_rational.rb +++ b/test/ruby/test_rational.rb @@ -65,7 +65,7 @@ class Rational_Test < Test::Unit::TestCase assert_instance_of(String, c.to_s) end - def test_conv + def test_conv_integer c = Rational(0,1) assert_equal(Rational(0,1), c) @@ -94,6 +94,11 @@ class Rational_Test < Test::Unit::TestCase c = Rational(Rational(1,2),Rational(1,2)) assert_equal(Rational(1), c) + assert_equal(Rational(3),Rational(3)) + assert_equal(Rational(1),Rational(3,3)) + end + + def test_conv_complex c = Rational(Complex(1,2),2) assert_equal(Complex(Rational(1,2),1), c) @@ -102,11 +107,21 @@ class Rational_Test < Test::Unit::TestCase c = Rational(Complex(1,2),Complex(1,2)) assert_equal(Rational(1), c) + end - assert_equal(Rational(3),Rational(3)) - assert_equal(Rational(1),Rational(3,3)) + def test_conv_float assert_equal(3.3.to_r,Rational(3.3)) assert_equal(1,Rational(3.3,3.3)) + + if (0.0/0).nan? + assert_raise(FloatDomainError){Rational(0.0/0)} + end + if (1.0/0).infinite? + assert_raise(FloatDomainError){Rational(1.0/0)} + end + end + + def test_conv_string assert_equal(Rational(3),Rational('3')) assert_equal(Rational(1),Rational('3.0','3.0')) assert_equal(Rational(1),Rational('3/3','3/3')) @@ -115,11 +130,19 @@ class Rational_Test < Test::Unit::TestCase assert_equal(Rational(111, 10), Rational('1.11e1')) assert_equal(Rational(111, 100), Rational('1.11e0')) assert_equal(Rational(111, 1000), Rational('1.11e-1')) + assert_equal(Rational(5, 4), Rational('3.0r','2.4R')) + end + + def test_conv_error assert_raise(TypeError){Rational(nil)} assert_raise(ArgumentError){Rational('')} - assert_raise_with_message(ArgumentError, /\u{221a 2668}/) { - Rational("\u{221a 2668}") - } + + EnvUtil.with_default_internal(Encoding::UTF_8) do + assert_raise_with_message(ArgumentError, /\u{221a 2668}/) { + Rational("\u{221a 2668}") + } + end + assert_warning('') { assert_predicate(Rational('1e-99999999999999999999'), :zero?) } @@ -127,7 +150,9 @@ class Rational_Test < Test::Unit::TestCase assert_raise(TypeError){Rational(Object.new)} assert_raise(TypeError){Rational(Object.new, Object.new)} assert_raise(TypeError){Rational(1, Object.new)} + end + def test_conv_coerce bug12485 = '[ruby-core:75995] [Bug #12485]' o = Object.new def o.to_int; 1; end @@ -159,13 +184,6 @@ class Rational_Test < Test::Unit::TestCase assert_raise(ArgumentError){Rational()} assert_raise(ArgumentError){Rational(1,2,3)} - if (0.0/0).nan? - assert_raise(FloatDomainError){Rational(0.0/0)} - end - if (1.0/0).infinite? - assert_raise(FloatDomainError){Rational(1.0/0)} - end - bug16518 = "[ruby-core:96942] [Bug #16518]" cls = Class.new(Numeric) do def /(y); 42; end @@ -825,6 +843,10 @@ class Rational_Test < Test::Unit::TestCase ng[5, 3, '5/3x'] ng[5, 1, '5/-3'] + + ok[30, 24, '3.0r/2.4R'] + ng[30, 24, '3.0r/2.4re1'] + ng[30, 240, '3.0r/2.4e1r'] end def test_parse_zero_denominator |