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require 'bigdecimal'
describe :bigdecimal_to_int, shared: true do
it "raises FloatDomainError if BigDecimal is infinity or NaN" do
-> { BigDecimal("Infinity").send(@method) }.should raise_error(FloatDomainError)
-> { BigDecimal("NaN").send(@method) }.should raise_error(FloatDomainError)
end
it "returns Integer otherwise" do
BigDecimal("3E-20001").send(@method).should == 0
BigDecimal("2E4000").send(@method).should == 2 * 10 ** 4000
BigDecimal("2").send(@method).should == 2
BigDecimal("2E10").send(@method).should == 20000000000
BigDecimal("3.14159").send(@method).should == 3
end
end
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