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28 lines
1.1 KiB
Ruby
28 lines
1.1 KiB
Ruby
require_relative '../fixtures/classes'
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describe :complex_math_exp, shared: true do
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it "returns the base-e exponential of the passed argument" do
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@object.send(:exp, 0.0).should == 1.0
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@object.send(:exp, -0.0).should == 1.0
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@object.send(:exp, -1.8).should be_close(0.165298888221587, TOLERANCE)
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@object.send(:exp, 1.25).should be_close(3.49034295746184, TOLERANCE)
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end
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it "returns the base-e exponential for Complex numbers" do
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@object.send(:exp, Complex(0, 0)).should == Complex(1.0, 0.0)
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@object.send(:exp, Complex(1, 3)).should be_close(Complex(-2.69107861381979, 0.383603953541131), TOLERANCE)
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end
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end
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describe :complex_math_exp_bang, shared: true do
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it "returns the base-e exponential of the passed argument" do
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@object.send(:exp!, 0.0).should == 1.0
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@object.send(:exp!, -0.0).should == 1.0
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@object.send(:exp!, -1.8).should be_close(0.165298888221587, TOLERANCE)
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@object.send(:exp!, 1.25).should be_close(3.49034295746184, TOLERANCE)
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end
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it "raises a TypeError when passed a Complex number" do
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-> { @object.send(:exp!, Complex(1, 3)) }.should raise_error(TypeError)
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end
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end
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