testing

DifferentialHostFieldSpecification.php
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			<?php

			/*
			* Copyright 2011 Facebook, Inc.
			*
			* 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.
			*/

			final class DifferentialHostFieldSpecification
			extends DifferentialFieldSpecification {

			public function shouldAppearOnRevisionView() {
			return true;
			}

			public function renderLabelForRevisionView() {
			return 'Host:';
			}

			public function renderValueForRevisionView() {
			$diff = $this->getDiff();
			$host = $diff->getSourceMachine();
			if (!$host) {
			return null;
			}
			return phutil_escape_html($host);
			}

			}