Move spec/rubyspec to spec/ruby for consistency

* Other ruby implementations use the spec/ruby directory.
  [Misc #13792] [ruby-core:82287]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

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