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require File.dirname(__FILE__) + '/../../spec_helper'
require 'complex'
describe "Complex.new" do
it "returns a new Complex number" do
Complex.new(1, 2).class.should == Complex
end
it "raises a TypeError when one of the given arguments is not Numeric" do
lambda { Complex.new(1, "foo") }.should raise_error(TypeError)
lambda { Complex.new("bar", 2) }.should raise_error(TypeError)
end
it "raises a TypeError when one of the given arguments is a Complex" do
lambda { Complex.new(Complex(1), "foo") }.should raise_error(TypeError)
lambda { Complex.new("bar", Complex(3, 5)) }.should raise_error(TypeError)
end
end
describe "Complex.new!" do
it "returns a new Complex number" do
Complex.new(1, 2).class.should == Complex
end
it "defaults to 0 for the imaginery part" do
a = Complex.new!(3)
a.image.should == 0
end
it "raises a TypeError when one of the given arguments is not Numeric" do
lambda { Complex.new(1, "foo") }.should raise_error(TypeError)
lambda { Complex.new("bar", 2) }.should raise_error(TypeError)
end
it "raises a TypeError when one of the given arguments is a Complex" do
lambda { Complex.new(Complex(1), "foo") }.should raise_error(TypeError)
lambda { Complex.new("bar", Complex(3, 5)) }.should raise_error(TypeError)
end
end
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