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* For easier modifications of ruby/spec by MRI developers. * .gitignore: track changes under spec. * spec/mspec, spec/rubyspec: add in-tree mspec and ruby/spec. These files can therefore be updated like any other file in MRI. Instructions are provided in spec/README. [Feature #13156] [ruby-core:79246] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58595 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
26 lines
766 B
Ruby
26 lines
766 B
Ruby
require File.expand_path('../../../spec_helper', __FILE__)
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require File.expand_path('../shared/mult', __FILE__)
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require 'bigdecimal'
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describe "BigDecimal#*" do
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it_behaves_like :bigdecimal_mult, :*, []
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end
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describe "BigDecimal#*" do
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before :each do
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@e3_minus = BigDecimal("3E-20001")
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@e3_plus = BigDecimal("3E20001")
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@e = BigDecimal("1.00000000000000000000123456789")
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@one = BigDecimal("1")
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end
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it "multiply self with other" do
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(@one * @one).should == @one
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(@e3_minus * @e3_plus).should == BigDecimal("9")
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# Can't do this till we implement **
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# (@e3_minus * @e3_minus).should == @e3_minus ** 2
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# So let's rewrite it as:
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(@e3_minus * @e3_minus).should == BigDecimal("9E-40002")
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(@e * @one).should == @e
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end
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end
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