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ruby--ruby/spec/ruby/library/cmath/math/shared/atanh.rb
2019-09-29 16:03:58 +02:00

30 lines
1.2 KiB
Ruby

require_relative '../fixtures/classes'
describe :complex_math_atanh_complex, shared: true do
it "returns the inverse hyperbolic tangent as a Complex number for arguments greater than 1.0" do
value = Complex(18.36840028483855, 1.5707963267948966)
@object.send(@method, 1.0 + Float::EPSILON).should be_close(value, TOLERANCE)
value = Complex(0.100335347731076, 1.5707963267949)
@object.send(@method, 10).should be_close(value, TOLERANCE)
end
it "returns the inverse hyperbolic tangent as a Complex number for arguments greater than 1.0" do
value = Complex(-18.36840028483855, 1.5707963267948966)
@object.send(@method, -1.0 - Float::EPSILON).should be_close(value, TOLERANCE)
value = Complex(0.100335347731076, 1.5707963267949)
@object.send(@method, 10).should be_close(value, TOLERANCE)
end
it "returns the inverse hyperbolic tangent for Complex numbers" do
value = Complex(0.117500907311434, 1.40992104959658)
@object.send(@method, Complex(3, 4)).should be_close(value, TOLERANCE)
end
end
describe :complex_math_atanh_no_complex, shared: true do
it "raises a TypeError when passed a Complex number" do
-> { @object.send(:atanh!, Complex(4, 5)) }.should raise_error(TypeError)
end
end