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* For easier modifications of ruby/spec by MRI developers. * .gitignore: track changes under spec. * spec/mspec, spec/rubyspec: add in-tree mspec and ruby/spec. These files can therefore be updated like any other file in MRI. Instructions are provided in spec/README. [Feature #13156] [ruby-core:79246] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58595 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
44 lines
1.2 KiB
Ruby
44 lines
1.2 KiB
Ruby
require File.expand_path('../../../spec_helper', __FILE__)
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describe :complex_to_s, shared: true do
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describe "when self's real component is 0" do
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it "returns both the real and imaginary component even when the real is 0" do
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Complex(0, 5).to_s.should == "0+5i"
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Complex(0, -3.2).to_s.should == "0-3.2i"
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end
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end
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it "returns self as String" do
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Complex(1, 5).to_s.should == "1+5i"
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Complex(-2.5, 1.5).to_s.should == "-2.5+1.5i"
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Complex(1, -5).to_s.should == "1-5i"
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Complex(-2.5, -1.5).to_s.should == "-2.5-1.5i"
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# Guard against the Mathn library
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conflicts_with :Prime do
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Complex(1, 0).to_s.should == "1+0i"
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Complex(1, -0).to_s.should == "1+0i"
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end
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end
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it "returns 1+0.0i for Complex(1, 0.0)" do
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Complex(1, 0.0).to_s.should == "1+0.0i"
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end
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it "returns 1-0.0i for Complex(1, -0.0)" do
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Complex(1, -0.0).to_s.should == "1-0.0i"
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end
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it "returns 1+Infinity*i for Complex(1, Infinity)" do
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Complex(1, infinity_value).to_s.should == "1+Infinity*i"
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end
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it "returns 1-Infinity*i for Complex(1, -Infinity)" do
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Complex(1, -infinity_value).to_s.should == "1-Infinity*i"
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end
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it "returns 1+NaN*i for Complex(1, NaN)" do
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Complex(1, nan_value).to_s.should == "1+NaN*i"
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end
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end
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