diff options
Diffstat (limited to 'test/ruby/test_complex.rb')
| -rw-r--r-- | test/ruby/test_complex.rb | 139 |
1 files changed, 117 insertions, 22 deletions
diff --git a/test/ruby/test_complex.rb b/test/ruby/test_complex.rb index edbdffd069..bb131cee91 100644 --- a/test/ruby/test_complex.rb +++ b/test/ruby/test_complex.rb @@ -526,6 +526,71 @@ class Complex_Test < Test::Unit::TestCase 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?) @@ -676,6 +741,17 @@ 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) @@ -915,31 +991,27 @@ class Complex_Test < Test::Unit::TestCase } end - def test_Complex_without_exception - assert_nothing_raised(ArgumentError){ - assert_equal(nil, Complex('5x', exception: false)) - } - assert_nothing_raised(ArgumentError){ - assert_equal(nil, Complex(nil, exception: false)) - } - assert_nothing_raised(ArgumentError){ - assert_equal(nil, Complex(Object.new, exception: false)) - } - assert_nothing_raised(ArgumentError){ - assert_equal(nil, Complex(1, nil, exception: false)) - } - assert_nothing_raised(ArgumentError){ - assert_equal(nil, Complex(1, Object.new, exception: false)) - } + 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_nothing_raised(ArgumentError){ - assert_equal(nil, Complex(o, exception: false)) - } - assert_nothing_raised(ArgumentError){ - assert_equal(nil, Complex(1, o, exception: false)) - } + assert_complex_with_exception(RuntimeError, o) + assert_complex_with_exception(TypeError, 1, o) end def test_respond @@ -993,6 +1065,29 @@ class Complex_Test < Test::Unit::TestCase 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 c = nil.to_c assert_equal([0,0], [c.real, c.imag]) |