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require File.expand_path('../../../spec_helper', __FILE__)
describe "Bignum#even?" do
it "returns true if self is even and positive" do
(10000**10).even?.should be_true
end
it "returns true if self is even and negative" do
(-10000**10).even?.should be_true
end
it "returns false if self is odd and positive" do
(9879**976).even?.should be_false
end
it "returns false if self is odd and negative" do
(-9879**976).even?.should be_false
end
end
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