[rackspace|blockstorage] Add volume type tests.

lib/fog/rackspace/requests/block_storage/get_volume_type.rb

@@ -6,7 +6,7 @@ module Fog
           request(
             :expects => [200],
             :method => 'GET',
-            :path => "/types/#{volume_type_id}"
+            :path => "types/#{volume_type_id}"
           )
         end
       end

lib/fog/rackspace/requests/block_storage/list_volume_types.rb

@@ -6,7 +6,7 @@ module Fog
           request(
             :expects => [200],
             :method => 'GET',
-            :path => '/types'
+            :path => 'types'
           )
         end
       end

tests/rackspace/models/block_storage/volume_types_tests.rb

@@ -0,0 +1,20 @@
+Shindo.tests('Fog::Rackspace::BlockStorage | volume_types', ['rackspace']) do
+
+  pending if Fog.mocking?
+
+  service = Fog::Rackspace::BlockStorage.new
+
+  tests("success") do
+    tests("#all").succeeds do
+      service.volume_types.all
+    end
+
+    tests("#get").succeeds do
+      service.volume_types.get(1)
+    end
+  end
+
+  tests("failure").returns(nil) do
+    service.volume_types.get('some_random_identity')
+  end
+end

tests/rackspace/requests/block_storage/volume_type_tests.rb

@@ -0,0 +1,31 @@
+Shindo.tests('Fog::Rackspace::BlockStorage | volume_type_tests', ['rackspace']) do
+
+  pending if Fog.mocking?
+
+  VOLUME_TYPE_FORMAT = {
+    'name' => String,
+    'extra_specs' => Hash
+  }
+
+  LIST_VOLUME_TYPE_FORMAT = {
+    'volume_types' => [VOLUME_TYPE_FORMAT.merge({ 'id' => Integer })]
+  }
+
+  GET_VOLUME_TYPE_FORMAT = {
+    'volume_type' => VOLUME_TYPE_FORMAT.merge({ 'id' => String })
+  }
+
+  service = Fog::Rackspace::BlockStorage.new
+
+  tests('success') do
+    volume_type_id = 1
+
+    tests("#list_volume_types").formats(LIST_VOLUME_TYPE_FORMAT) do
+      service.list_volume_types.body
+    end
+
+    tests("#get_volume_type(#{volume_type_id})").formats(GET_VOLUME_TYPE_FORMAT) do
+      service.get_volume_type(volume_type_id).body
+    end
+  end
+end