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17 lines
435 B
Ruby
17 lines
435 B
Ruby
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require File.expand_path('../../../spec_helper', __FILE__)
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describe "Fixnum#-@" do
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it "returns self as a negative value" do
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2.send(:-@).should == -2
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-2.should == -2
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-268435455.should == -268435455
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(--5).should == 5
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-8.send(:-@).should == 8
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end
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it "negates self at Fixnum/Bignum boundaries" do
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fixnum_max.send(:-@).should == (0 - fixnum_max)
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fixnum_min.send(:-@).should == (0 - fixnum_min)
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end
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end
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