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