```ruby
# encoding: UTF-8

require 'spec_helper'

module ICU
  module Normalization
    #  http://bugs.icu-project.org/trac/browser/icu/trunk/source/test/cintltst/cnormtst.c

    describe "Normalization" do

      it "should normalize a string - decomposed" do
        ICU::Normalization.normalize("Å", :nfd).unpack("U*").should == [65, 778]
      end

      it "should normalize a string - composed" do
        ICU::Normalization.normalize("Å", :nfc).unpack("U*").should == [197]
      end

      # TODO: add more normalization tests


    end
  end # Normalization
end # ICU
```

Add failing spec for normalization
user
```ruby
# encoding: UTF-8

require 'spec_helper'

module ICU
  module Normalization
    #  http://bugs.icu-project.org/trac/browser/icu/trunk/source/test/cintltst/cnormtst.c

    describe "Normalization" do

      it "should normalize a string - decomposed" do
        ICU::Normalization.normalize("Å", :nfd).unpack("U*").should == [65, 778]
      end

      it "should normalize a string - composed" do
        ICU::Normalization.normalize("Å", :nfc).unpack("U*").should == [197]
      end

      it "should normalize accents" do
        ICU::Normalization.normalize("âêîôû", :nfc).should == "aeiou"
      end

      # TODO: add more normalization tests


    end
  end # Normalization
end # ICU
```
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