cleanup aws server specs and extract some to shared examples

spec/shared_examples/server_examples.rb

@@ -0,0 +1,43 @@
+shared_examples_for "Server" do
+
+  describe "#destroy" do
+
+    it "should return true if the server is deleted" do
+      subject.save
+      subject.destroy.should be_true
+    end
+
+  end
+
+  describe "#reload" do
+
+    it "should reset attributes to remote state" do
+      subject.save
+      eventually do
+        @reloaded = subject.reload
+      end
+      subject.attributes.should == @reloaded.attributes
+    end
+
+  end
+
+  describe "#save" do
+
+    it "should return true when it succeeds" do
+      subject.save.should be_true
+    end
+
+    it "should not exist remotely before save" do
+      @servers.get(subject.id).should be_nil
+    end
+
+    it "should exist remotely after save" do
+      subject.save
+      eventually do
+        @servers.get(subject.id).should_not be_nil
+      end
+    end
+
+  end
+
+end