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diff --git a/spec/unit/knife/cookbook_list_spec.rb b/spec/unit/knife/cookbook_list_spec.rb
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+++ b/spec/unit/knife/cookbook_list_spec.rb
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+#
+# Author:: Thomas Bishop (<bishop.thomas@gmail.com>)
+# Copyright:: Copyright (c) 2011 Thomas Bishop
+# License:: Apache License, Version 2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+require 'spec_helper'
+
+describe Chef::Knife::CookbookList do
+  before do
+    @knife = Chef::Knife::CookbookList.new
+    @rest_mock = mock('rest')
+    @knife.stub!(:rest).and_return(@rest_mock)
+    @cookbook_names = ['apache2', 'mysql']
+    @base_url = 'https://server.example.com/cookbooks'
+    @cookbook_data = {}
+    @cookbook_names.each do |item|
+      @cookbook_data[item] = {'url' => "#{@base_url}/#{item}",
+                              'versions' => [{'version' => '1.0.1',
+                                              'url' => "#{@base_url}/#{item}/1.0.1"}]}
+    end
+    @stdout = StringIO.new
+    @knife.ui.stub!(:stdout).and_return(@stdout)
+  end
+
+  describe 'run' do
+    it 'should display the latest version of the cookbooks' do
+      @rest_mock.should_receive(:get_rest).with('/cookbooks?num_versions=1').
+                                           and_return(@cookbook_data)
+      @knife.run
+      @cookbook_names.each do |item|
+        @stdout.string.should match /#{item}\s+1\.0\.1/
+      end
+    end
+
+    it 'should query cookbooks for the configured environment' do
+      @knife.config[:environment] = 'production'
+      @rest_mock.should_receive(:get_rest).
+                 with('/environments/production/cookbooks?num_versions=1').
+                 and_return(@cookbook_data)
+      @knife.run
+    end
+
+    describe 'with -w or --with-uri' do
+      it 'should display the cookbook uris' do
+        @knife.config[:with_uri] = true
+        @rest_mock.stub(:get_rest).and_return(@cookbook_data)
+        @knife.run
+        @cookbook_names.each do |item|
+          pattern = /#{Regexp.escape(@cookbook_data[item]['versions'].first['url'])}/
+          @stdout.string.should match pattern
+        end
+      end
+    end
+
+    describe 'with -a or --all' do
+      before do
+        @cookbook_names.each do |item|
+          @cookbook_data[item]['versions'] << {'version' => '1.0.0',
+                                               'url' => "#{@base_url}/#{item}/1.0.0"}
+        end
+      end
+
+      it 'should display all versions of the cookbooks' do
+        @knife.config[:all_versions] = true
+        @rest_mock.should_receive(:get_rest).with('/cookbooks?num_versions=all').
+                                             and_return(@cookbook_data)
+        @knife.run
+        @cookbook_names.each do |item|
+          @stdout.string.should match /#{item}\s+1\.0\.1\s+1\.0\.0/
+        end
+      end
+    end
+
+  end
+end