diff options
Diffstat (limited to 'spec/ruby/library/bigdecimal/multiply_spec.rb')
-rw-r--r-- | spec/ruby/library/bigdecimal/multiply_spec.rb | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/spec/ruby/library/bigdecimal/multiply_spec.rb b/spec/ruby/library/bigdecimal/multiply_spec.rb new file mode 100644 index 0000000000..842e22eaa2 --- /dev/null +++ b/spec/ruby/library/bigdecimal/multiply_spec.rb @@ -0,0 +1,26 @@ +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 :each 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 |