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/optional/capi/float_spec.rb

@@ -0,0 +1,30 @@
+require File.expand_path('../spec_helper', __FILE__)
+
+load_extension("float")
+
+describe "CApiFloatSpecs" do
+  before :each do
+    @f = CApiFloatSpecs.new
+  end
+
+  describe "rb_float_new" do
+    it "creates a new float" do
+      ((@f.new_zero - 0).abs < 0.000001).should == true
+      ((@f.new_point_five - 0.555).abs < 0.000001).should == true
+    end
+  end
+
+  describe "RFLOAT_VALUE" do
+    it "returns the C double value of the Float" do
+      @f.RFLOAT_VALUE(2.3).should == 2.3
+    end
+  end
+
+  describe "rb_Float" do
+    it "creates a new Float from a String" do
+      f = @f.rb_Float("101.99")
+      f.should be_kind_of(Float)
+      f.should eql(101.99)
+    end
+  end
+end