Adding a test for set_server_metadata

lib/fog/compute/google/models/server.rb

@@ -349,8 +349,7 @@ def set_scheduling(async = true,
           operation.wait_for { ready? } unless async
           reload
         end
-
-
+
         # Set an instance metadata
         #
         # @param [Bool] async Perform the operation asyncronously

lib/fog/compute/google/requests/set_server_metadata.rb

@@ -19,7 +19,7 @@ class Real
         #     fingerprint = instance.metadata['fingerprint']
         # @param [Hash] metadata A new metadata object
         #   Should have the following structure:
-        #   {:items=>[{:key=>"foo", :value=>"bar"}, {:key=>"fefe", :value=>"bub"}]}
+        #   {:items=>[{:key=>"foo", :value=>"bar"}, {:key=>"baz", :value=>"foo"}]}
         #
         # @returns [::Google::Apis::ComputeV1::Operation] set operation
         def set_server_metadata(instance, zone, fingerprint, metadata_items = [])

test/integration/compute/test_servers.rb

@@ -4,8 +4,17 @@
 class TestServers < FogIntegrationTest
   include TestCollection
 
+  # Cleanup is handled by TestCollection
   def setup
     @subject = Fog::Compute[:google].servers
     @factory = ServersFactory.new(namespaced_name)
   end
+
+  def test_set_metadata
+    server = @factory.create
+    server.wait_for { ready? }
+    server.set_metadata({ 'foo' => 'bar', 'baz' => 'foo' }, false)
+    assert_equal [{ :key => "foo", :value => "bar" },
+                  { :key=>"baz", :value=>"foo" }], server.metadata[:items]
+  end
 end