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require File.expand_path('../../../spec_helper', __FILE__)
describe "Bignum#remainder" do
it "returns the remainder of dividing self by other" do
a = bignum_value(79)
a.remainder(2).should == 1
a.remainder(97.345).should be_close(46.5674996147722, TOLERANCE)
a.remainder(bignum_value).should == 79
end
it "raises a ZeroDivisionError if other is zero and not a Float" do
lambda { bignum_value(66).remainder(0) }.should raise_error(ZeroDivisionError)
end
it "does raises ZeroDivisionError if other is zero and a Float" do
a = bignum_value(7)
b = bignum_value(32)
lambda { a.remainder(0.0) }.should raise_error(ZeroDivisionError)
lambda { b.remainder(-0.0) }.should raise_error(ZeroDivisionError)
end
end
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