diff options
Diffstat (limited to 'test/ruby/test_complex.rb')
| -rw-r--r-- | test/ruby/test_complex.rb | 899 |
1 files changed, 516 insertions, 383 deletions
diff --git a/test/ruby/test_complex.rb b/test/ruby/test_complex.rb index aaad5ee088..bb131cee91 100644 --- a/test/ruby/test_complex.rb +++ b/test/ruby/test_complex.rb @@ -1,18 +1,10 @@ +# frozen_string_literal: false require 'test/unit' class ComplexSub < Complex; end class Complex_Test < Test::Unit::TestCase - def setup - @rational = defined?(Rational) - if @rational - @keiju = Rational.instance_variables.include?(:@RCS_ID) - end - seps = [File::SEPARATOR, File::ALT_SEPARATOR].compact.map{|x| Regexp.escape(x)}.join("|") - @unify = $".grep(/(?:^|#{seps})mathn(?:\.(?:rb|so))?/).size != 0 - end - def test_rationalize assert_equal(1.quo(3), Complex(1/3.0, 0).rationalize, '[ruby-core:38885]') assert_equal(1.quo(5), Complex(0.2, 0).rationalize, '[ruby-core:38885]') @@ -24,24 +16,20 @@ class Complex_Test < Test::Unit::TestCase assert_kind_of(Numeric, c) - if @unify - assert_instance_of(Fixnum, c) - else - assert_instance_of(ComplexSub, c) + assert_instance_of(ComplexSub, c) - c2 = c + 1 - assert_instance_of(ComplexSub, c2) - c2 = c - 1 - assert_instance_of(ComplexSub, c2) + c2 = c + 1 + assert_instance_of(ComplexSub, c2) + c2 = c - 1 + assert_instance_of(ComplexSub, c2) - c3 = c - c2 - assert_instance_of(ComplexSub, c3) + c3 = c - c2 + assert_instance_of(ComplexSub, c3) - s = Marshal.dump(c) - c5 = Marshal.load(s) - assert_equal(c, c5) - assert_instance_of(ComplexSub, c5) - end + s = Marshal.dump(c) + c5 = Marshal.load(s) + assert_equal(c, c5) + assert_instance_of(ComplexSub, c5) c1 = Complex(1) assert_equal(c1.hash, c.hash, '[ruby-dev:38850]') @@ -53,19 +41,19 @@ class Complex_Test < Test::Unit::TestCase c2 = Complex(0) c3 = Complex(1) - assert_equal(true, c.eql?(c2)) - assert_equal(false, c.eql?(c3)) + assert_operator(c, :eql?, c2) + assert_not_operator(c, :eql?, c3) - if @unify - assert_equal(true, c.eql?(0)) - else - assert_equal(false, c.eql?(0)) - end + assert_not_operator(c, :eql?, 0) end def test_hash - assert_instance_of(Fixnum, Complex(1,2).hash) - assert_instance_of(Fixnum, Complex(1.0,2.0).hash) + h = Complex(1,2).hash + assert_kind_of(Integer, h) + assert_nothing_raised {h.to_s} + h = Complex(1.0,2.0).hash + assert_kind_of(Integer, h) + assert_nothing_raised {h.to_s} h = {} h[Complex(0)] = 0 @@ -91,10 +79,7 @@ class Complex_Test < Test::Unit::TestCase def test_freeze c = Complex(1) - c.freeze - unless @unify - assert_equal(true, c.frozen?) - end + assert_predicate(c, :frozen?) assert_instance_of(String, c.to_s) end @@ -133,13 +118,15 @@ class Complex_Test < Test::Unit::TestCase assert_equal(Complex(1),Complex(1)) assert_equal(Complex(1),Complex('1')) assert_equal(Complex(3.0,3.0),Complex('3.0','3.0')) - if @rational && !@keiju - assert_equal(Complex(1,1),Complex('3/3','3/3')) - end + assert_equal(Complex(1,1),Complex('3/3','3/3')) assert_raise(TypeError){Complex(nil)} assert_raise(TypeError){Complex(Object.new)} assert_raise(ArgumentError){Complex()} assert_raise(ArgumentError){Complex(1,2,3)} + c = Complex(1,0) + assert_same(c, Complex(c)) + assert_same(c, Complex(c, exception: false)) + assert_raise(ArgumentError){Complex(c, bad_keyword: true)} if (0.0/0).nan? assert_nothing_raised{Complex(0.0/0)} @@ -209,49 +196,14 @@ class Complex_Test < Test::Unit::TestCase def test_attr2 c = Complex(1) - if @unify -=begin - assert_equal(true, c.finite?) - assert_equal(false, c.infinite?) - assert_equal(false, c.nan?) - assert_equal(true, c.integer?) - assert_equal(false, c.float?) - assert_equal(true, c.rational?) -=end - assert_equal(true, c.real?) -=begin - assert_equal(false, c.complex?) - assert_equal(true, c.exact?) - assert_equal(false, c.inexact?) -=end - else -=begin - assert_equal(true, c.finite?) - assert_equal(false, c.infinite?) - assert_equal(false, c.nan?) - assert_equal(false, c.integer?) - assert_equal(false, c.float?) - assert_equal(false, c.rational?) -=end - assert_equal(false, c.real?) -=begin - assert_equal(true, c.complex?) - assert_equal(true, c.exact?) - assert_equal(false, c.inexact?) -=end - end - -=begin - assert_equal(0, Complex(0).sign) - assert_equal(1, Complex(2).sign) - assert_equal(-1, Complex(-2).sign) -=end + assert_not_predicate(c, :integer?) + assert_not_predicate(c, :real?) - assert_equal(true, Complex(0).zero?) - assert_equal(true, Complex(0,0).zero?) - assert_equal(false, Complex(1,0).zero?) - assert_equal(false, Complex(0,1).zero?) - assert_equal(false, Complex(1,1).zero?) + assert_predicate(Complex(0), :zero?) + assert_predicate(Complex(0,0), :zero?) + assert_not_predicate(Complex(1,0), :zero?) + assert_not_predicate(Complex(0,1), :zero?) + assert_not_predicate(Complex(1,1), :zero?) assert_equal(nil, Complex(0).nonzero?) assert_equal(nil, Complex(0,0).nonzero?) @@ -267,6 +219,18 @@ class Complex_Test < Test::Unit::TestCase def test_polar assert_equal([1,2], Complex.polar(1,2).polar) + assert_equal(Complex.polar(1.0, Math::PI * 2 / 3), Complex.polar(1, Math::PI * 2 / 3)) + + one = 1+0i + c = Complex.polar(0, one) + assert_equal(0, c) + assert_predicate(c.real, :real?) + c = Complex.polar(one, 0) + assert_equal(1, c) + assert_predicate(c.real, :real?) + c = Complex.polar(one) + assert_equal(1, c) + assert_predicate(c.real, :real?) end def test_uplus @@ -305,12 +269,6 @@ class Complex_Test < Test::Unit::TestCase assert_equal('0.0', c.real.to_s) assert_equal('0.0', c.imag.to_s) end - -=begin - assert_equal(0, Complex(0).negate) - assert_equal(-2, Complex(2).negate) - assert_equal(2, Complex(-2).negate) -=end end def test_add @@ -322,10 +280,41 @@ class Complex_Test < Test::Unit::TestCase assert_equal(Complex(3,2), c + 2) assert_equal(Complex(3.0,2), c + 2.0) - if @rational - assert_equal(Complex(Rational(3,1),Rational(2)), c + Rational(2)) - assert_equal(Complex(Rational(5,3),Rational(2)), c + Rational(2,3)) - end + assert_equal(Complex(Rational(3,1),Rational(2)), c + Rational(2)) + assert_equal(Complex(Rational(5,3),Rational(2)), c + Rational(2,3)) + end + + def test_add_with_redefining_int_plus + assert_in_out_err([], <<-'end;', ['true'], []) + class Integer + remove_method :+ + def +(other); 42; end + end + a = Complex(1, 2) + Complex(0, 1) + puts a == Complex(42, 42) + end; + end + + def test_add_with_redefining_float_plus + assert_in_out_err([], <<-'end;', ['true'], []) + class Float + remove_method :+ + def +(other); 42.0; end + end + a = Complex(1.0, 2.0) + Complex(0, 1) + puts a == Complex(42.0, 42.0) + end; + end + + def test_add_with_redefining_rational_plus + assert_in_out_err([], <<-'end;', ['true'], []) + class Rational + remove_method :+ + def +(other); 355/113r; end + end + a = Complex(1r, 2r) + Complex(0, 1) + puts a == Complex(355/113r, 355/113r) + end; end def test_sub @@ -337,10 +326,41 @@ class Complex_Test < Test::Unit::TestCase assert_equal(Complex(-1,2), c - 2) assert_equal(Complex(-1.0,2), c - 2.0) - if @rational - assert_equal(Complex(Rational(-1,1),Rational(2)), c - Rational(2)) - assert_equal(Complex(Rational(1,3),Rational(2)), c - Rational(2,3)) - end + assert_equal(Complex(Rational(-1,1),Rational(2)), c - Rational(2)) + assert_equal(Complex(Rational(1,3),Rational(2)), c - Rational(2,3)) + end + + def test_sub_with_redefining_int_minus + assert_in_out_err([], <<-'end;', ['true'], []) + class Integer + remove_method :- + def -(other); 42; end + end + a = Complex(1, 2) - Complex(0, 1) + puts a == Complex(42, 42) + end; + end + + def test_sub_with_redefining_float_minus + assert_in_out_err([], <<-'end;', ['true'], []) + class Float + remove_method :- + def -(other); 42.0; end + end + a = Complex(1.0, 2.0) - Complex(0, 1) + puts a == Complex(42.0, 42.0) + end; + end + + def test_sub_with_redefining_rational_minus + assert_in_out_err([], <<-'end;', ['true'], []) + class Rational + remove_method :- + def -(other); 355/113r; end + end + a = Complex(1r, 2r) - Complex(0, 1) + puts a == Complex(355/113r, 355/113r) + end; end def test_mul @@ -352,24 +372,58 @@ class Complex_Test < Test::Unit::TestCase assert_equal(Complex(2,4), c * 2) assert_equal(Complex(2.0,4.0), c * 2.0) - if @rational - assert_equal(Complex(Rational(2,1),Rational(4)), c * Rational(2)) - assert_equal(Complex(Rational(2,3),Rational(4,3)), c * Rational(2,3)) - end + assert_equal(Complex(Rational(2,1),Rational(4)), c * Rational(2)) + assert_equal(Complex(Rational(2,3),Rational(4,3)), c * Rational(2,3)) + + c = Complex(Float::INFINITY, 0) + assert_equal(Complex(Float::INFINITY, 0), c * Complex(1, 0)) + assert_equal(Complex(0, Float::INFINITY), c * Complex(0, 1)) + c = Complex(0, Float::INFINITY) + assert_equal(Complex(0, Float::INFINITY), c * Complex(1, 0)) + assert_equal(Complex(-Float::INFINITY, 0), c * Complex(0, 1)) + + assert_equal(Complex(-0.0, -0.0), Complex(-0.0, 0) * Complex(0, 0)) + end + def test_mul_with_redefining_int_mult + assert_in_out_err([], <<-'end;', ['true'], []) + class Integer + remove_method :* + def *(other); 42; end + end + a = Complex(2, 0) * Complex(1, 2) + puts a == Complex(0, 84) + end; + end + + def test_mul_with_redefining_float_mult + assert_in_out_err([], <<-'end;', ['true'], []) + class Float + remove_method :* + def *(other); 42.0; end + end + a = Complex(2.0, 0.0) * Complex(1, 2) + puts a == Complex(0.0, 84.0) + end; + end + + + def test_mul_with_redefining_rational_mult + assert_in_out_err([], <<-'end;', ['true'], []) + class Rational + remove_method :* + def *(other); 355/113r; end + end + a = Complex(2r, 0r) * Complex(1, 2) + puts a == Complex(0r, 2*355/113r) + end; end def test_div c = Complex(1,2) c2 = Complex(2,3) - if @rational - assert_equal(Complex(Rational(8,13),Rational(1,13)), c / c2) - else - r = c / c2 - assert_in_delta(0.615, r.real, 0.001) - assert_in_delta(0.076, r.imag, 0.001) - end + assert_equal(Complex(Rational(8,13),Rational(1,13)), c / c2) c = Complex(1.0,2.0) c2 = Complex(2.0,3.0) @@ -381,16 +435,19 @@ class Complex_Test < Test::Unit::TestCase c = Complex(1,2) c2 = Complex(2,3) - if @rational - assert_equal(Complex(Rational(1,2),1), c / 2) - else - assert_equal(Complex(0.5,1.0), c / 2) - end + assert_equal(Complex(Rational(1,2),1), c / 2) assert_equal(Complex(0.5,1.0), c / 2.0) - if @rational - assert_equal(Complex(Rational(1,2),Rational(1)), c / Rational(2)) - assert_equal(Complex(Rational(3,2),Rational(3)), c / Rational(2,3)) + assert_equal(Complex(Rational(1,2),Rational(1)), c / Rational(2)) + assert_equal(Complex(Rational(3,2),Rational(3)), c / Rational(2,3)) + + c = Complex(1) + [ 1, Rational(1), c ].each do |d| + r = c / d + assert_instance_of(Complex, r) + assert_equal(1, r) + assert_predicate(r.real, :integer?) + assert_predicate(r.imag, :integer?) end end @@ -398,13 +455,7 @@ class Complex_Test < Test::Unit::TestCase c = Complex(1,2) c2 = Complex(2,3) - if @rational - assert_equal(Complex(Rational(8,13),Rational(1,13)), c.quo(c2)) - else - r = c.quo(c2) - assert_in_delta(0.615, r.real, 0.001) - assert_in_delta(0.076, r.imag, 0.001) - end + assert_equal(Complex(Rational(8,13),Rational(1,13)), c.quo(c2)) c = Complex(1.0,2.0) c2 = Complex(2.0,3.0) @@ -416,17 +467,11 @@ class Complex_Test < Test::Unit::TestCase c = Complex(1,2) c2 = Complex(2,3) - if @rational - assert_equal(Complex(Rational(1,2),1), c.quo(2)) - else - assert_equal(Complex(0.5,1.0), c.quo(2)) - end + assert_equal(Complex(Rational(1,2),1), c.quo(2)) assert_equal(Complex(0.5,1.0), c.quo(2.0)) - if @rational - assert_equal(Complex(Rational(1,2),Rational(1)), c / Rational(2)) - assert_equal(Complex(Rational(3,2),Rational(3)), c / Rational(2,3)) - end + assert_equal(Complex(Rational(1,2),Rational(1)), c / Rational(2)) + assert_equal(Complex(Rational(3,2),Rational(3)), c / Rational(2,3)) end def test_fdiv @@ -460,13 +505,8 @@ class Complex_Test < Test::Unit::TestCase assert_in_delta(-0.179, r.imag, 0.001) assert_equal(Complex(-3,4), c ** 2) - if @rational && !@keiju - assert_equal(Complex(Rational(-3,25),Rational(-4,25)), c ** -2) - else - r = c ** -2 - assert_in_delta(-0.12, r.real, 0.001) - assert_in_delta(-0.16, r.imag, 0.001) - end + assert_equal(Complex(Rational(-3,25),Rational(-4,25)), c ** -2) + r = c ** 2.0 assert_in_delta(-3.0, r.real, 0.001) assert_in_delta(4.0, r.imag, 0.001) @@ -475,27 +515,99 @@ class Complex_Test < Test::Unit::TestCase assert_in_delta(-0.12, r.real, 0.001) assert_in_delta(-0.16, r.imag, 0.001) - if @rational && !@keiju - assert_equal(Complex(-3,4), c ** Rational(2)) -#=begin - assert_equal(Complex(Rational(-3,25),Rational(-4,25)), - c ** Rational(-2)) # why failed? -#=end + assert_equal(Complex(-3,4), c ** Rational(2)) + assert_equal(Complex(Rational(-3,25),Rational(-4,25)), + c ** Rational(-2)) # why failed? - r = c ** Rational(2,3) - assert_in_delta(1.264, r.real, 0.001) - assert_in_delta(1.150, r.imag, 0.001) + r = c ** Rational(2,3) + assert_in_delta(1.264, r.real, 0.001) + assert_in_delta(1.150, r.imag, 0.001) - r = c ** Rational(-2,3) - assert_in_delta(0.432, r.real, 0.001) - assert_in_delta(-0.393, r.imag, 0.001) - end + r = c ** Rational(-2,3) + assert_in_delta(0.432, r.real, 0.001) + assert_in_delta(-0.393, r.imag, 0.001) + end + + def test_expt_for_special_angle + c = Complex(1, 0) ** 100000000000000000000000000000000 + assert_equal(Complex(1, 0), c) + + c = Complex(-1, 0) ** 10000000000000000000000000000000 + assert_equal(Complex(1, 0), c) + + c = Complex(-1, 0) ** 10000000000000000000000000000001 + assert_equal(Complex(-1, 0), c) + + c = Complex(0, 1) ** 100000000000000000000000000000000 + assert_equal(Complex(1, 0), c) + + c = Complex(0, 1) ** 100000000000000000000000000000001 + assert_equal(Complex(0, 1), c) + + c = Complex(0, 1) ** 100000000000000000000000000000002 + assert_equal(Complex(-1, 0), c) + + c = Complex(0, 1) ** 100000000000000000000000000000003 + assert_equal(Complex(0, -1), c) + + c = Complex(0, -1) ** 100000000000000000000000000000000 + assert_equal(Complex(1, 0), c) + + c = Complex(0, -1) ** 100000000000000000000000000000001 + assert_equal(Complex(0, -1), c) + + c = Complex(0, -1) ** 100000000000000000000000000000002 + assert_equal(Complex(-1, 0), c) + + c = Complex(0, -1) ** 100000000000000000000000000000003 + assert_equal(Complex(0, 1), c) + + c = Complex(1, 1) ** 1 + assert_equal(Complex(1, 1), c) + + c = Complex(1, 1) ** 2 + assert_equal(Complex(0, 2), c) + + c = Complex(1, 1) ** 3 + assert_equal(Complex(-2, 2), c) + + c = Complex(1, 1) ** 4 + assert_equal(Complex(-4, 0), c) + + c = Complex(1, 1) ** 5 + assert_equal(Complex(-4, -4), c) + + c = Complex(1, 1) ** 6 + assert_equal(Complex(0, -8), c) + + c = Complex(1, 1) ** 7 + assert_equal(Complex(8, -8), c) + + c = Complex(-2, -2) ** 3 + assert_equal(Complex(16, -16), c) + + c = Complex(2, -2) ** 3 + assert_equal(Complex(-16, -16), c) + + c = Complex(-2, 2) ** 3 + assert_equal(Complex(16, 16), c) + + c = Complex(0.0, -888888888888888.0)**8888 + assert_not_predicate(c.real, :nan?) + assert_not_predicate(c.imag, :nan?) end def test_cmp - assert_raise(NoMethodError){1 <=> Complex(1,1)} - assert_raise(NoMethodError){Complex(1,1) <=> 1} - assert_raise(NoMethodError){Complex(1,1) <=> Complex(1,1)} + assert_nil(Complex(5, 1) <=> Complex(2)) + assert_nil(5 <=> Complex(2, 1)) + + assert_equal(1, Complex(5) <=> Complex(2)) + assert_equal(-1, Complex(2) <=> Complex(3)) + assert_equal(0, Complex(2) <=> Complex(2)) + + assert_equal(1, Complex(5) <=> 2) + assert_equal(-1, Complex(2) <=> 3) + assert_equal(0, Complex(2) <=> 2) end def test_eqeq @@ -521,34 +633,29 @@ class Complex_Test < Test::Unit::TestCase assert_equal([Complex(Rational(2)),Complex(1)], Complex(1).coerce(Rational(2))) assert_equal([Complex(2),Complex(1)], Complex(1).coerce(Complex(2))) + + obj = eval("class C\u{1f5ff}; self; end").new + assert_raise_with_message(TypeError, /C\u{1f5ff}/) { Complex(1).coerce(obj) } end - class ObjectX - def + (x) Rational(1) end + class ObjectX < Numeric + def initialize(real = true, n = 1) @n = n; @real = real; end + def +(x) Rational(@n) end alias - + alias * + alias / + alias quo + alias ** + - def coerce(x) [x, Complex(1)] end + def coerce(x) [x, Complex(@n)] end + def real?; @real; end end def test_coerce2 x = ObjectX.new - %w(+ - * / quo **).each do |op| - assert_kind_of(Numeric, Complex(1).__send__(op, x)) - end - end - - def test_unify - if @unify - assert_instance_of(Fixnum, Complex(1,2) + Complex(-1,-2)) - assert_instance_of(Fixnum, Complex(1,2) - Complex(1,2)) - assert_instance_of(Fixnum, Complex(1,2) * 0) - assert_instance_of(Fixnum, Complex(1,2) / Complex(1,2)) -# assert_instance_of(Fixnum, Complex(1,2).div(Complex(1,2))) - assert_instance_of(Fixnum, Complex(1,2).quo(Complex(1,2))) -# assert_instance_of(Fixnum, Complex(1,2) ** 0) # mathn's bug + y = ObjectX.new(false) + %w(+ - * / quo ** <=>).each do |op| + assert_kind_of(Numeric, Complex(1).__send__(op, x), op) + assert_kind_of(Numeric, Complex(1).__send__(op, y), op) end end @@ -573,8 +680,6 @@ class Complex_Test < Test::Unit::TestCase assert_in_delta(1.107, r[1], 0.001) assert_equal(Complex(1,-2), c.conjugate) assert_equal(Complex(1,-2), c.conj) -# assert_equal(Complex(1,-2), ~c) -# assert_equal(5, c * ~c) assert_equal(Complex(1,2), c.numerator) assert_equal(1, c.denominator) @@ -602,23 +707,21 @@ class Complex_Test < Test::Unit::TestCase assert_equal('1.0-2.0i', Complex(1.0,-2.0).to_s) assert_equal('-1.0-2.0i', Complex(-1.0,-2.0).to_s) - if @rational && !@unify && !@keiju - assert_equal('0+2/1i', Complex(0,Rational(2)).to_s) - assert_equal('0-2/1i', Complex(0,Rational(-2)).to_s) - assert_equal('1+2/1i', Complex(1,Rational(2)).to_s) - assert_equal('-1+2/1i', Complex(-1,Rational(2)).to_s) - assert_equal('-1-2/1i', Complex(-1,Rational(-2)).to_s) - assert_equal('1-2/1i', Complex(1,Rational(-2)).to_s) - assert_equal('-1-2/1i', Complex(-1,Rational(-2)).to_s) - - assert_equal('0+2/3i', Complex(0,Rational(2,3)).to_s) - assert_equal('0-2/3i', Complex(0,Rational(-2,3)).to_s) - assert_equal('1+2/3i', Complex(1,Rational(2,3)).to_s) - assert_equal('-1+2/3i', Complex(-1,Rational(2,3)).to_s) - assert_equal('-1-2/3i', Complex(-1,Rational(-2,3)).to_s) - assert_equal('1-2/3i', Complex(1,Rational(-2,3)).to_s) - assert_equal('-1-2/3i', Complex(-1,Rational(-2,3)).to_s) - end + assert_equal('0+2/1i', Complex(0,Rational(2)).to_s) + assert_equal('0-2/1i', Complex(0,Rational(-2)).to_s) + assert_equal('1+2/1i', Complex(1,Rational(2)).to_s) + assert_equal('-1+2/1i', Complex(-1,Rational(2)).to_s) + assert_equal('-1-2/1i', Complex(-1,Rational(-2)).to_s) + assert_equal('1-2/1i', Complex(1,Rational(-2)).to_s) + assert_equal('-1-2/1i', Complex(-1,Rational(-2)).to_s) + + assert_equal('0+2/3i', Complex(0,Rational(2,3)).to_s) + assert_equal('0-2/3i', Complex(0,Rational(-2,3)).to_s) + assert_equal('1+2/3i', Complex(1,Rational(2,3)).to_s) + assert_equal('-1+2/3i', Complex(-1,Rational(2,3)).to_s) + assert_equal('-1-2/3i', Complex(-1,Rational(-2,3)).to_s) + assert_equal('1-2/3i', Complex(1,Rational(-2,3)).to_s) + assert_equal('-1-2/3i', Complex(-1,Rational(-2,3)).to_s) nan = 0.0 / 0 inf = 1.0 / 0 @@ -638,28 +741,34 @@ class Complex_Test < Test::Unit::TestCase assert_equal('(1+2i)', c.inspect) end + def test_inspect_to_s_frozen_bug_20337 + assert_separately([], <<~'RUBY') + class Numeric + def inspect = super.freeze + end + c = Complex(Numeric.new, 1) + assert_match(/\A\(#<Numeric:/, c.inspect) + assert_match(/\A#<Numeric:/, c.to_s) + RUBY + end + def test_marshal c = Complex(1,2) - c.instance_eval{@ivar = 9} s = Marshal.dump(c) c2 = Marshal.load(s) assert_equal(c, c2) - assert_equal(9, c2.instance_variable_get(:@ivar)) assert_instance_of(Complex, c2) - if @rational - c = Complex(Rational(1,2),Rational(2,3)) + c = Complex(Rational(1,2),Rational(2,3)) - s = Marshal.dump(c) - c2 = Marshal.load(s) - assert_equal(c, c2) - assert_instance_of(Complex, c2) - end + s = Marshal.dump(c) + c2 = Marshal.load(s) + assert_equal(c, c2) + assert_instance_of(Complex, c2) bug3656 = '[ruby-core:31622]' c = Complex(1,2) - c.freeze assert_predicate(c, :frozen?) result = c.marshal_load([2,3]) rescue :fail assert_equal(:fail, result, bug3656) @@ -820,72 +929,119 @@ class Complex_Test < Test::Unit::TestCase assert_equal(Complex(0), '_5'.to_c) assert_equal(Complex(5), '5_'.to_c) assert_equal(Complex(5), '5x'.to_c) + assert_equal(Complex(51), '5_1'.to_c) + assert_equal(Complex(5), '5__1'.to_c) assert_equal(Complex(5), '5+_3i'.to_c) assert_equal(Complex(5), '5+3_i'.to_c) assert_equal(Complex(5,3), '5+3i_'.to_c) assert_equal(Complex(5,3), '5+3ix'.to_c) + assert_equal(Complex(5,31), '5+3_1i'.to_c) + assert_equal(Complex(5), '5+3__1i'.to_c) + assert_equal(Complex(51), Complex('5_1')) + assert_equal(Complex(5,31), Complex('5+3_1i')) + assert_equal(Complex(5,31), Complex('5+3_1I')) + assert_equal(Complex(5,31), Complex('5+3_1j')) + assert_equal(Complex(5,31), Complex('5+3_1J')) + assert_equal(Complex(0,31), Complex('3_1i')) + assert_equal(Complex(0,31), Complex('3_1I')) + assert_equal(Complex(0,31), Complex('3_1j')) + assert_equal(Complex(0,31), Complex('3_1J')) assert_raise(ArgumentError){ Complex('')} assert_raise(ArgumentError){ Complex('_')} assert_raise(ArgumentError){ Complex("\f\n\r\t\v5\0")} assert_raise(ArgumentError){ Complex('_5')} assert_raise(ArgumentError){ Complex('5_')} + assert_raise(ArgumentError){ Complex('5__1')} assert_raise(ArgumentError){ Complex('5x')} assert_raise(ArgumentError){ Complex('5+_3i')} assert_raise(ArgumentError){ Complex('5+3_i')} assert_raise(ArgumentError){ Complex('5+3i_')} assert_raise(ArgumentError){ Complex('5+3ix')} + assert_raise(ArgumentError){ Complex('5+3__1i')} + assert_raise(ArgumentError){ Complex('5+3__1I')} + assert_raise(ArgumentError){ Complex('5+3__1j')} + assert_raise(ArgumentError){ Complex('5+3__1J')} + assert_raise(ArgumentError){ Complex('3__1i')} + assert_raise(ArgumentError){ Complex('3__1I')} + assert_raise(ArgumentError){ Complex('3__1j')} + assert_raise(ArgumentError){ Complex('3__1J')} + + assert_equal(Complex(Rational(1,5)), '1/5'.to_c) + assert_equal(Complex(Rational(-1,5)), '-1/5'.to_c) + assert_equal(Complex(Rational(1,5),3), '1/5+3i'.to_c) + assert_equal(Complex(Rational(1,5),-3), '1/5-3i'.to_c) + assert_equal(Complex(Rational(-1,5),3), '-1/5+3i'.to_c) + assert_equal(Complex(Rational(-1,5),-3), '-1/5-3i'.to_c) + assert_equal(Complex(Rational(1,5),Rational(3,2)), '1/5+3/2i'.to_c) + assert_equal(Complex(Rational(1,5),Rational(-3,2)), '1/5-3/2i'.to_c) + assert_equal(Complex(Rational(-1,5),Rational(3,2)), '-1/5+3/2i'.to_c) + assert_equal(Complex(Rational(-1,5),Rational(-3,2)), '-1/5-3/2i'.to_c) + assert_equal(Complex(Rational(1,5),Rational(3,2)), '1/5+3/2i'.to_c) + assert_equal(Complex(Rational(1,5),Rational(-3,2)), '1/5-3/2i'.to_c) + assert_equal(Complex(Rational(-1,5),Rational(3,2)), '-1/5+3/2i'.to_c) + assert_equal(Complex(Rational(-1,5),Rational(-3,2)), '-1/5-3/2i'.to_c) + assert_equal(Complex.polar(Rational(1,5),Rational(3,2)), Complex('1/5@3/2')) + assert_equal(Complex.polar(Rational(-1,5),Rational(-3,2)), Complex('-1/5@-3/2')) + + end - if @rational && defined?(''.to_r) - assert_equal(Complex(Rational(1,5)), '1/5'.to_c) - assert_equal(Complex(Rational(-1,5)), '-1/5'.to_c) - assert_equal(Complex(Rational(1,5),3), '1/5+3i'.to_c) - assert_equal(Complex(Rational(1,5),-3), '1/5-3i'.to_c) - assert_equal(Complex(Rational(-1,5),3), '-1/5+3i'.to_c) - assert_equal(Complex(Rational(-1,5),-3), '-1/5-3i'.to_c) - assert_equal(Complex(Rational(1,5),Rational(3,2)), '1/5+3/2i'.to_c) - assert_equal(Complex(Rational(1,5),Rational(-3,2)), '1/5-3/2i'.to_c) - assert_equal(Complex(Rational(-1,5),Rational(3,2)), '-1/5+3/2i'.to_c) - assert_equal(Complex(Rational(-1,5),Rational(-3,2)), '-1/5-3/2i'.to_c) - assert_equal(Complex(Rational(1,5),Rational(3,2)), '1/5+3/2i'.to_c) - assert_equal(Complex(Rational(1,5),Rational(-3,2)), '1/5-3/2i'.to_c) - assert_equal(Complex(Rational(-1,5),Rational(3,2)), '-1/5+3/2i'.to_c) - assert_equal(Complex(Rational(-1,5),Rational(-3,2)), '-1/5-3/2i'.to_c) - assert_equal(Complex.polar(Rational(1,5),Rational(3,2)), Complex('1/5@3/2')) - assert_equal(Complex.polar(Rational(-1,5),Rational(-3,2)), Complex('-1/5@-3/2')) + def test_Complex_with_invalid_exception + assert_raise(ArgumentError) { + Complex("0", exception: 1) + } + end + + def assert_complex_with_exception(error, *args, message: "") + assert_raise(error, message) do + Complex(*args, exception: true) + end + assert_nothing_raised(error, message) do + assert_nil(Complex(*args, exception: false)) + assert_nil($!) end + end + def test_Complex_with_exception + assert_complex_with_exception(ArgumentError, '5x') + assert_complex_with_exception(TypeError, nil) + assert_complex_with_exception(TypeError, Object.new) + assert_complex_with_exception(TypeError, 1, nil) + assert_complex_with_exception(TypeError, 1, Object.new) + + o = Object.new + def o.to_c; raise; end + assert_complex_with_exception(RuntimeError, o) + assert_complex_with_exception(TypeError, 1, o) end def test_respond c = Complex(1,1) - assert_equal(false, c.respond_to?(:%)) - assert_equal(false, c.respond_to?(:<)) - assert_equal(false, c.respond_to?(:<=)) - assert_equal(false, c.respond_to?(:<=>)) - assert_equal(false, c.respond_to?(:>)) - assert_equal(false, c.respond_to?(:>=)) - assert_equal(false, c.respond_to?(:between?)) - assert_equal(false, c.respond_to?(:div)) - assert_equal(false, c.respond_to?(:divmod)) - assert_equal(false, c.respond_to?(:floor)) - assert_equal(false, c.respond_to?(:ceil)) - assert_equal(false, c.respond_to?(:modulo)) - assert_equal(false, c.respond_to?(:remainder)) - assert_equal(false, c.respond_to?(:round)) - assert_equal(false, c.respond_to?(:step)) - assert_equal(false, c.respond_to?(:tunrcate)) - - assert_equal(false, c.respond_to?(:positive?)) - assert_equal(false, c.respond_to?(:negative?)) -# assert_equal(false, c.respond_to?(:sign)) - - assert_equal(false, c.respond_to?(:quotient)) - assert_equal(false, c.respond_to?(:quot)) - assert_equal(false, c.respond_to?(:quotrem)) - - assert_equal(false, c.respond_to?(:gcd)) - assert_equal(false, c.respond_to?(:lcm)) - assert_equal(false, c.respond_to?(:gcdlcm)) + assert_not_respond_to(c, :%) + assert_not_respond_to(c, :div) + assert_not_respond_to(c, :divmod) + assert_not_respond_to(c, :floor) + assert_not_respond_to(c, :ceil) + assert_not_respond_to(c, :modulo) + assert_not_respond_to(c, :remainder) + assert_not_respond_to(c, :round) + assert_not_respond_to(c, :step) + assert_not_respond_to(c, :tunrcate) + + assert_not_respond_to(c, :positive?) + assert_not_respond_to(c, :negative?) + assert_not_respond_to(c, :sign) + + assert_not_respond_to(c, :quotient) + assert_not_respond_to(c, :quot) + assert_not_respond_to(c, :quotrem) + + assert_not_respond_to(c, :gcd) + assert_not_respond_to(c, :lcm) + assert_not_respond_to(c, :gcdlcm) + + (Comparable.instance_methods(false) - Complex.instance_methods(false)).each do |n| + assert_not_respond_to(c, n, "Complex##{n}") + end end def test_to_i @@ -903,12 +1059,33 @@ class Complex_Test < Test::Unit::TestCase end def test_to_r - if @rational && !@keiju - assert_equal(Rational(3), Complex(3).to_r) - assert_equal(Rational(3), Rational(Complex(3))) - assert_raise(RangeError){Complex(3,2).to_r} -# assert_raise(RangeError){Rational(Complex(3,2))} - end + assert_equal(Rational(3), Complex(3).to_r) + assert_equal(Rational(3), Rational(Complex(3))) + assert_raise(RangeError){Complex(3,2).to_r} + assert_raise(RangeError){Rational(Complex(3,2))} + end + + def test_to_r_with_float + assert_equal(Rational(3), Complex(3, 0.0).to_r) + assert_raise(RangeError){Complex(3, 1.0).to_r} + end + + def test_to_r_with_numeric_obj + c = Class.new(Numeric) + + num = 0 + c.define_method(:to_s) { num.to_s } + c.define_method(:==) { num == it } + c.define_method(:<) { num < it } + + o = c.new + assert_equal(Rational(3), Complex(3, o).to_r) + + num = 1 + assert_raise(RangeError){Complex(3, o).to_r} + + c.define_method(:to_r) { 0r } + assert_equal(Rational(3), Complex(3, o).to_r) end def test_to_c @@ -924,10 +1101,8 @@ class Complex_Test < Test::Unit::TestCase c = 1.1.to_c assert_equal([1.1, 0], [c.real, c.imag]) - if @rational - c = Rational(1,2).to_c - assert_equal([Rational(1,2), 0], [c.real, c.imag]) - end + c = Rational(1,2).to_c + assert_equal([Rational(1,2), 0], [c.real, c.imag]) c = Complex(1,2).to_c assert_equal([1, 2], [c.real, c.imag]) @@ -940,9 +1115,45 @@ class Complex_Test < Test::Unit::TestCase end end + def test_finite_p + assert_predicate(1+1i, :finite?) + assert_predicate(1-1i, :finite?) + assert_predicate(-1+1i, :finite?) + assert_predicate(-1-1i, :finite?) + assert_not_predicate(Float::INFINITY + 1i, :finite?) + assert_not_predicate(Complex(1, Float::INFINITY), :finite?) + assert_predicate(Complex(Float::MAX, 0.0), :finite?) + assert_predicate(Complex(0.0, Float::MAX), :finite?) + assert_predicate(Complex(Float::MAX, Float::MAX), :finite?) + assert_not_predicate(Complex(Float::NAN, 0), :finite?) + assert_not_predicate(Complex(0, Float::NAN), :finite?) + assert_not_predicate(Complex(Float::NAN, Float::NAN), :finite?) + end + + def test_infinite_p + assert_nil((1+1i).infinite?) + assert_nil((1-1i).infinite?) + assert_nil((-1+1i).infinite?) + assert_nil((-1-1i).infinite?) + assert_equal(1, (Float::INFINITY + 1i).infinite?) + assert_equal(1, (Float::INFINITY - 1i).infinite?) + assert_equal(1, (-Float::INFINITY + 1i).infinite?) + assert_equal(1, (-Float::INFINITY - 1i).infinite?) + assert_equal(1, Complex(1, Float::INFINITY).infinite?) + assert_equal(1, Complex(-1, Float::INFINITY).infinite?) + assert_equal(1, Complex(1, -Float::INFINITY).infinite?) + assert_equal(1, Complex(-1, -Float::INFINITY).infinite?) + assert_nil(Complex(Float::MAX, 0.0).infinite?) + assert_nil(Complex(0.0, Float::MAX).infinite?) + assert_nil(Complex(Float::MAX, Float::MAX).infinite?) + assert_nil(Complex(Float::NAN, 0).infinite?) + assert_nil(Complex(0, Float::NAN).infinite?) + assert_nil(Complex(Float::NAN, Float::NAN).infinite?) + end + def test_supp - assert_equal(true, 1.real?) - assert_equal(true, 1.1.real?) + assert_predicate(1, :real?) + assert_predicate(1.1, :real?) assert_equal(1, 1.real) assert_equal(0, 1.imag) @@ -1011,134 +1222,13 @@ class Complex_Test < Test::Unit::TestCase assert_equal(1.1, 1.1.conj) assert_equal(-1.1, -1.1.conj) - if @rational - assert_equal(Complex(Rational(1,2),Rational(1)), Complex(1,2).quo(2)) - else - assert_equal(Complex(0.5,1.0), Complex(1,2).quo(2)) - end - -=begin - if @rational && !@keiju - assert_equal(Complex(Rational(1,2),Rational(1)), Complex(1,2).quo(2)) - end -=end + assert_equal(Complex(Rational(1,2),Rational(1)), Complex(1,2).quo(2)) assert_equal(0.5, 1.fdiv(2)) assert_equal(5000000000.0, 10000000000.fdiv(2)) assert_equal(0.5, 1.0.fdiv(2)) - if @rational - assert_equal(0.25, Rational(1,2).fdiv(2)) - end + assert_equal(0.25, Rational(1,2).fdiv(2)) assert_equal(Complex(0.5,1.0), Complex(1,2).quo(2)) - - unless $".grep(/(?:\A|(?<!add)\/)complex/).empty? - assert_equal(Complex(0,2), Math.sqrt(-4.0)) -# assert_equal(true, Math.sqrt(-4.0).inexact?) - assert_equal(Complex(0,2), Math.sqrt(-4)) -# assert_equal(true, Math.sqrt(-4).exact?) - if @rational - assert_equal(Complex(0,2), Math.sqrt(Rational(-4))) -# assert_equal(true, Math.sqrt(Rational(-4)).exact?) - end - - assert_equal(Complex(0,3), Math.sqrt(-9.0)) -# assert_equal(true, Math.sqrt(-9.0).inexact?) - assert_equal(Complex(0,3), Math.sqrt(-9)) -# assert_equal(true, Math.sqrt(-9).exact?) - if @rational - assert_equal(Complex(0,3), Math.sqrt(Rational(-9))) -# assert_equal(true, Math.sqrt(Rational(-9)).exact?) - end - - c = Math.sqrt(Complex(1, 2)) - assert_in_delta(1.272, c.real, 0.001) - assert_in_delta(0.786, c.imag, 0.001) - - c = Math.sqrt(-9) - assert_in_delta(0.0, c.real, 0.001) - assert_in_delta(3.0, c.imag, 0.001) - - c = Math.exp(Complex(1, 2)) - assert_in_delta(-1.131, c.real, 0.001) - assert_in_delta(2.471, c.imag, 0.001) - - c = Math.sin(Complex(1, 2)) - assert_in_delta(3.165, c.real, 0.001) - assert_in_delta(1.959, c.imag, 0.001) - - c = Math.cos(Complex(1, 2)) - assert_in_delta(2.032, c.real, 0.001) - assert_in_delta(-3.051, c.imag, 0.001) - - c = Math.tan(Complex(1, 2)) - assert_in_delta(0.033, c.real, 0.001) - assert_in_delta(1.014, c.imag, 0.001) - - c = Math.sinh(Complex(1, 2)) - assert_in_delta(-0.489, c.real, 0.001) - assert_in_delta(1.403, c.imag, 0.001) - - c = Math.cosh(Complex(1, 2)) - assert_in_delta(-0.642, c.real, 0.001) - assert_in_delta(1.068, c.imag, 0.001) - - c = Math.tanh(Complex(1, 2)) - assert_in_delta(1.166, c.real, 0.001) - assert_in_delta(-0.243, c.imag, 0.001) - - c = Math.log(Complex(1, 2)) - assert_in_delta(0.804, c.real, 0.001) - assert_in_delta(1.107, c.imag, 0.001) - - c = Math.log(Complex(1, 2), Math::E) - assert_in_delta(0.804, c.real, 0.001) - assert_in_delta(1.107, c.imag, 0.001) - - c = Math.log(-1) - assert_in_delta(0.0, c.real, 0.001) - assert_in_delta(Math::PI, c.imag, 0.001) - - c = Math.log(8, 2) - assert_in_delta(3.0, c.real, 0.001) - assert_in_delta(0.0, c.imag, 0.001) - - c = Math.log(-8, -2) - assert_in_delta(1.092, c.real, 0.001) - assert_in_delta(-0.420, c.imag, 0.001) - - c = Math.log10(Complex(1, 2)) - assert_in_delta(0.349, c.real, 0.001) - assert_in_delta(0.480, c.imag, 0.001) - - c = Math.asin(Complex(1, 2)) - assert_in_delta(0.427, c.real, 0.001) - assert_in_delta(1.528, c.imag, 0.001) - - c = Math.acos(Complex(1, 2)) - assert_in_delta(1.143, c.real, 0.001) - assert_in_delta(-1.528, c.imag, 0.001) - - c = Math.atan(Complex(1, 2)) - assert_in_delta(1.338, c.real, 0.001) - assert_in_delta(0.402, c.imag, 0.001) - - c = Math.atan2(Complex(1, 2), 1) - assert_in_delta(1.338, c.real, 0.001) - assert_in_delta(0.402, c.imag, 0.001) - - c = Math.asinh(Complex(1, 2)) - assert_in_delta(1.469, c.real, 0.001) - assert_in_delta(1.063, c.imag, 0.001) - - c = Math.acosh(Complex(1, 2)) - assert_in_delta(1.528, c.real, 0.001) - assert_in_delta(1.143, c.imag, 0.001) - - c = Math.atanh(Complex(1, 2)) - assert_in_delta(0.173, c.real, 0.001) - assert_in_delta(1.178, c.imag, 0.001) - end - end def test_ruby19 @@ -1148,9 +1238,7 @@ class Complex_Test < Test::Unit::TestCase end def test_fixed_bug - if @rational && !@keiju - assert_equal(Complex(1), 1 ** Complex(1)) - end + assert_equal(Complex(1), 1 ** Complex(1)) assert_equal('-1.0-0.0i', Complex(-1.0, -0.0).to_s) assert_in_delta(Math::PI, Complex(-0.0).arg, 0.001) assert_equal(Complex(2e3, 2e4), '2e3+2e4i'.to_c) @@ -1160,4 +1248,49 @@ class Complex_Test < Test::Unit::TestCase def test_known_bug end + def test_canonicalize_internal + obj = Class.new(Numeric) do + attr_accessor :real + alias real? real + end.new + obj.real = true + c = Complex.rect(obj, 1); + obj.real = false + c = c.conj + assert_equal(obj, c.real) + assert_equal(-1, c.imag) + end + + def test_canonicalize_polar + error = "not a real" + assert_raise_with_message(TypeError, error) do + Complex.polar(1i) + end + assert_raise_with_message(TypeError, error) do + Complex.polar(1i, 0) + end + assert_raise_with_message(TypeError, error) do + Complex.polar(0, 1i) + end + n = Class.new(Numeric) do + def initialize(x = 1) + @x = x + end + def real? + (@x -= 1) > 0 + end + end + obj = n.new + assert_raise_with_message(TypeError, error) do + Complex.polar(obj) + end + obj = n.new + assert_raise_with_message(TypeError, error) do + Complex.polar(obj, 0) + end + obj = n.new + assert_raise_with_message(TypeError, error) do + Complex.polar(1, obj) + end + end end |