testing

DifferentialLandingStrategy.php
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			<?php

			abstract class DifferentialLandingStrategy {

			public abstract function processLandRequest(
			AphrontRequest $request,
			DifferentialRevision $revision,
			PhabricatorRepository $repository);

			/**
			* returns PhabricatorActionView or an array of PhabricatorActionView or null.
			*/
			abstract function createMenuItems(
			PhabricatorUser $viewer,
			DifferentialRevision $revision,
			PhabricatorRepository $repository);

			/**
			* returns PhabricatorActionView which can be attached to the revision view.
			*/
			protected function createActionView($revision, $name, $disabled = false) {
			$strategy = get_class($this);
			$revision_id = $revision->getId();
			return id(new PhabricatorActionView())
			->setRenderAsForm(true)
			->setName($name)
			->setHref("/differential/revision/land/{$revision_id}/{$strategy}/")
			->setDisabled($disabled);
			}

			/**
			* might break if repository is not Git.
			*/
			protected function getGitWorkspace(PhabricatorRepository $repository) {
			try {
			return DifferentialGetWorkingCopy::getCleanGitWorkspace($repository);
			} catch (Exception $e) {
			throw new PhutilProxyException(
			'Failed to allocate a workspace',
			$e);
			}
			}

			/**
			* might break if repository is not Mercurial.
			*/
			protected function getMercurialWorkspace(PhabricatorRepository $repository) {
			try {
			return DifferentialGetWorkingCopy::getCleanMercurialWorkspace(
			$repository);
			} catch (Exception $e) {
			throw new PhutilProxyException(
			'Failed to allocate a workspace',
			$e);
			}
			}
			}