better-testing

DiffusionSSHMercurialWireTestCase.php
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			<?php

			final class DiffusionSSHMercurialWireTestCase
			extends PhabricatorTestCase {

			public function testMercurialClientWireProtocolParser() {
			$data = dirname(__FILE__).'/hgwiredata/';
			$dir = Filesystem::listDirectory($data, $include_hidden = false);
			foreach ($dir as $file) {
			$raw = Filesystem::readFile($data.$file);
			$raw = explode("\n~~~~~~~~~~\n", $raw, 2);
			$this->assertEqual(2, count($raw));
			$expect = json_decode($raw[1], true);
			$this->assertTrue(is_array($expect), $file);

			$this->assertParserResult($expect, $raw[0], $file);
			}
			}

			private function assertParserResult(array $expect, $input, $file) {
			list($x, $y) = PhutilSocketChannel::newChannelPair();
			$xp = new DiffusionSSHMercurialWireClientProtocolChannel($x);

			$y->write($input);
			$y->flush();
			$y->closeWriteChannel();

			$messages = array();
			for ($ii = 0; $ii < count($expect); $ii++) {
			try {
			$messages[] = $xp->waitForMessage();
			} catch (Exception $ex) {
			// This is probably the parser not producing as many messages as
			// we expect. Log the exception, but continue to the assertion below
			// since that will often be easier to diagnose.
			phlog($ex);
			break;
			}
			}

			$this->assertEqual($expect, $messages, $file);

			// Now, make sure the channel doesn't have more messages than we expect.
			// Specifically, it should throw when we try to read another message.
			$caught = null;
			try {
			$xp->waitForMessage();
			} catch (Exception $ex) {
			$caught = $ex;
			}

			$this->assertTrue(
			($caught instanceof Exception),
			"No extra messages for '{$file}'.");
			}

			}