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describe "Rational#integer?" do
# Guard against the Mathn library
guard -> { !defined?(Math.rsqrt) } do
it "returns false for a rational with a numerator and no denominator" do
Rational(20).integer?.should be_false
end
end
it "returns false for a rational with a numerator and a denominator" do
Rational(20,3).integer?.should be_false
end
end
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