testing

DifferentialHunkTestCase.php
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			<?php

			final class DifferentialHunkTestCase extends ArcanistPhutilTestCase {

			public function testMakeChanges() {
			$root = dirname(__FILE__).'/hunk/';

			$hunk = new DifferentialHunkModern();
			$hunk->setChanges(Filesystem::readFile($root.'basic.diff'));
			$hunk->setOldOffset(1);
			$hunk->setNewOffset(11);

			$old = Filesystem::readFile($root.'old.txt');
			$this->assertEqual($old, $hunk->makeOldFile());

			$new = Filesystem::readFile($root.'new.txt');
			$this->assertEqual($new, $hunk->makeNewFile());

			$added = array(
			12 => "1 quack\n",
			13 => "1 quack\n",
			16 => "5 drake\n",
			);
			$this->assertEqual($added, $hunk->getAddedLines());

			$hunk = new DifferentialHunkModern();
			$hunk->setChanges(Filesystem::readFile($root.'newline.diff'));
			$hunk->setOldOffset(1);
			$hunk->setNewOffset(11);

			$this->assertEqual("a\n", $hunk->makeOldFile());
			$this->assertEqual('a', $hunk->makeNewFile());
			$this->assertEqual(array(11 => 'a'), $hunk->getAddedLines());

			}

			}