Differential D8084 Diff 18289 src/unit/engine/GenericXUnitTestEngine.php

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src/unit/engine/GenericXUnitTestEngine.php

This file was added.

				<?php

				/**
				* Very basic unit test engine which runs tests using a script from
				* configuration and expects an XUnit compatible result.
				*
				* @group unit
				*/
				class GenericXUnitTestEngine extends ArcanistBaseUnitTestEngine {
				public function run() {
				$results = $this->runTests();

				return $results;
				}

				private function runTests() {
				$root = $this->getWorkingCopy()->getProjectRoot();
				$script = $this->getConfiguredScript();
				$path = $this->getConfiguredTestResultPath();

				foreach (glob($path."/*.xml") as $filename) {
				// Remove existing files so we cannot report old results
				$this->unlink($filename);
				}

				$future = new ExecFuture('%C %s', $script, $path);
				$future->setCWD($root);
				try {
				$future->resolvex();
				} catch(CommandException $exc) {
				if ($exc->getError() != 0) {
				throw $exc;
				}
				}

				return $this->parseTestResults($path);
				}

				public function parseTestResults($path) {
				$results = array();

				foreach (glob($path."/*.xml") as $filename) {
				$parser = new ArcanistXUnitTestResultParser();
				$results[] = $parser->parseTestResults(
				Filesystem::readFile($filename));
				}

				return array_mergev($results);
				}

				private function unlink($filepath) {
				if (file_exists($filepath)) {
				unlink($filepath);
				}
				}

				/**
				* Load, validate, and return the "script" configuration.
				*
				* @return string The shell command fragment to use to run the unit tests.
				*
				* @task config
				*/
				private function getConfiguredScript() {
				$key = 'unit.genericxunit.script';
				$config = $this->getConfigurationManager()
				->getConfigFromAnySource($key);

				if (!$config) {
				throw new ArcanistUsageException(
				"GenericXunitTestEngine: ".
				"You must configure '{$key}' to point to a script to execute.");
				}

				// NOTE: No additional validation since the "script" can be some random
				// shell command and/or include flags, so it does not need to point to some
				// file on disk.

				return $config;
				}

				private function getConfiguredTestResultPath() {
				$key = 'unit.genericxunit.result_path';
				$config = $this->getConfigurationManager()
				->getConfigFromAnySource($key);

				if (!$config) {
				throw new ArcanistUsageException(
				"GenericXunitTestEngine: ".
				"You must configure '{$key}' to point to a path.");
				}

				return $config;
				}
				}