Files
RubyMotion/test/TestBigDecimal/spec/rubyspec/multiply_spec.rb
2014-06-13 23:34:37 +09:00

27 lines
780 B
Ruby

# require File.expand_path('../../../spec_helper', __FILE__)
# require File.expand_path('../shared/mult', __FILE__)
# require 'bigdecimal'
# describe "BigDecimal#*" do
# it_behaves_like :bigdecimal_mult, :*, []
# end
describe "BigDecimal#*" do
before do
# @e3_minus = BigDecimal("3E-20001")
# @e3_plus = BigDecimal("3E20001")
@e = BigDecimal("1.00000000000000000000123456789")
@one = BigDecimal("1")
end
it "multiply self with other" do
(@one * @one).should == @one
# (@e3_minus * @e3_plus).should == BigDecimal("9")
# Can't do this till we implement **
# (@e3_minus * @e3_minus).should == @e3_minus ** 2
# So let's rewrite it as:
# (@e3_minus * @e3_minus).should == BigDecimal("9E-40002")
(@e * @one).should == @e
end
end