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diff --git a/src/unit/engine/phutil/PhutilUnitTestEngine.php b/src/unit/engine/phutil/PhutilUnitTestEngine.php
index 50b152a8..ec96e7f4 100644
--- a/src/unit/engine/phutil/PhutilUnitTestEngine.php
+++ b/src/unit/engine/phutil/PhutilUnitTestEngine.php
@@ -1,164 +1,165 @@
<?php
/*
* Copyright 2012 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.
*/
/**
* Very basic unit test engine which runs libphutil tests.
*
* @group unitrun
*/
final class PhutilUnitTestEngine extends ArcanistBaseUnitTestEngine {
public function run() {
$bootloader = PhutilBootloader::getInstance();
$affected_modules = array();
foreach ($this->getPaths() as $path) {
$library_root = phutil_get_library_root_for_path($path);
if (!$library_root) {
continue;
}
$library_name = phutil_get_library_name_for_root($library_root);
if (!$library_name) {
throw new Exception(
"Attempting to run unit tests on a libphutil library which has not ".
"been loaded, at:\n\n".
" {$library_root}\n\n".
"This probably means one of two things:\n\n".
" - You may need to add this library to .arcconfig.\n".
" - You may be running tests on a copy of libphutil or arcanist\n".
" using a different copy of libphutil or arcanist. This\n".
" operation is not supported.");
}
$path = Filesystem::resolvePath($path);
if (!is_dir($path)) {
$path = dirname($path);
}
if ($path == $library_root) {
continue;
}
$library_path = Filesystem::readablePath($path, $library_root);
do {
// Add the module and all parent modules as affected modules, which
// means we'll look for __tests__ to run here and in any containing
// module.
$affected_modules[$library_name.':'.$library_path] = array(
'name' => $library_name,
'root' => $library_root,
'path' => $library_path,
);
$library_path = dirname($library_path);
} while ($library_path != '.');
}
$tests = array();
foreach ($affected_modules as $library_info) {
$library_name = $library_info['name'];
$library_root = $library_info['root'];
$module = $library_info['path'];
if (basename($module) == '__tests__') {
// Okay, this is a __tests__ module.
} else {
$exists = $bootloader->moduleExists(
$library_name,
$module.'/__tests__');
if ($exists) {
// This is a module which has a __tests__ module in it.
$module .= '/__tests__';
} else {
// Look for a parent named __tests__.
$rpos = strrpos($module, '/__tests__');
if ($rpos === false) {
// No tests to run since there is no child or parent module named
// __tests__.
continue;
}
// Select the parent named __tests__.
$module = substr($module, 0, $rpos + strlen('/__tests__'));
}
}
$module_key = $library_name.':'.$module;
$tests[$module_key] = array(
'library' => $library_name,
'root' => $library_root,
'module' => $module,
);
}
if (!$tests) {
throw new ArcanistNoEffectException("No tests to run.");
}
$run_tests = array();
foreach ($tests as $test) {
$symbols = id(new PhutilSymbolLoader())
->setType('class')
->setLibrary($test['library'])
->setModule($test['module'])
->setAncestorClass('ArcanistPhutilTestCase')
+ ->setConcreteOnly(true)
->selectAndLoadSymbols();
foreach ($symbols as $symbol) {
$run_tests[$symbol['name']] = true;
}
}
$run_tests = array_keys($run_tests);
if (!$run_tests) {
throw new ArcanistNoEffectException(
"No tests to run. You may need to rebuild the phutil library map.");
}
$enable_coverage = $this->getEnableCoverage();
if ($enable_coverage !== false) {
if (!function_exists('xdebug_start_code_coverage')) {
if ($enable_coverage === true) {
throw new ArcanistUsageException(
"You specified --coverage but xdebug is not available, so ".
"coverage can not be enabled for PhutilUnitTestEngine.");
}
} else {
$enable_coverage = true;
}
}
$results = array();
foreach ($run_tests as $test_class) {
PhutilSymbolLoader::loadClass($test_class);
$test_case = newv($test_class, array());
$test_case->setEnableCoverage($enable_coverage);
$test_case->setProjectRoot($this->getWorkingCopy()->getProjectRoot());
$test_case->setPaths($this->getPaths());
$results[] = $test_case->run();
}
if ($results) {
$results = call_user_func_array('array_merge', $results);
}
return $results;
}
}

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