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-rw-r--r--spec/rubyspec/library/bigdecimal/multiply_spec.rb26
1 files changed, 26 insertions, 0 deletions
diff --git a/spec/rubyspec/library/bigdecimal/multiply_spec.rb b/spec/rubyspec/library/bigdecimal/multiply_spec.rb
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+++ b/spec/rubyspec/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