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* Other ruby implementations use the spec/ruby directory. [Misc #13792] [ruby-core:82287] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
45 lines
1.5 KiB
Ruby
45 lines
1.5 KiB
Ruby
require File.expand_path('../../../spec_helper', __FILE__)
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describe :complex_plus, shared: true do
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describe "with Complex" do
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it "adds both the real and imaginary components" do
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(Complex(1, 2) + Complex(10, 20)).should == Complex(1 + 10, 2 + 20)
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(Complex(1.5, 2.1) + Complex(100.2, -30.3)).should == Complex(1.5 + 100.2, 2.1 + (-30.3))
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end
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end
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describe "with Integer" do
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it "adds the real number to the real component of self" do
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(Complex(1, 2) + 50).should == Complex(51, 2)
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(Complex(1, 2) + 50.5).should == Complex(51.5, 2)
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end
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end
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describe "with Object" do
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it "tries to coerce self into other" do
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value = Complex(3, 9)
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obj = mock("Object")
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obj.should_receive(:coerce).with(value).and_return([2, 5])
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(value + obj).should == 2 + 5
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end
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end
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describe "passed Numeric which responds to #real? with true" do
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it "coerces the passed argument to the type of the real part and adds the resulting elements" do
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n = mock_numeric('n')
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n.should_receive(:real?).and_return(true)
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n.should_receive(:coerce).with(1).and_return([1, 4])
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(Complex(1, 2) + n).should == Complex(5, 2)
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end
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end
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describe "passed Numeric which responds to #real? with false" do
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it "coerces the passed argument to Complex and adds the resulting elements" do
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n = mock_numeric('n')
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n.should_receive(:real?).and_return(false)
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n.should_receive(:coerce).with(Complex(1, 2)).and_return([Complex(1, 2), Complex(3, 4)])
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(Complex(1, 2) + n).should == Complex(4, 6)
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end
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end
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end
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