/**
* Sets array of available (implemented) unit tests
* It will include sequencally all files from directory DIR_TESTS and collect all newly registered classes.
* !! This approach will not work if a file has been included previously - it will not recognize its class as newly registered.
*/
public static function getAvailableTests()
{
if (!is_array(self::$tests) || !count(self::$tests)) {
$files = TestUtils::findFilesRecursive(self::$directoryTests, array('addDirs' => false, 'fileTypes' => array('php')));
$tests = array();
$dc_one = get_declared_classes();
foreach ($files as $file) {
require_once $file;
}
$dc_two = get_declared_classes();
$testClasses = array_diff($dc_two, $dc_one);
// collect class from newly included file
foreach ($testClasses as $testClass) {
$reflection = new ReflectionClass($testClass);
// available from PHP5+
$methods = $reflection->getMethods(ReflectionMethod::IS_PUBLIC);
$file = $reflection->getFileName();
foreach ($methods as $method) {
// each test method must begin with "test" prefix
if (preg_match('/^test/i', $method->name)) {
$tests[$testClass][$method->name] = array('file' => $file, 'class' => $testClass, 'method' => $method->name);
}
}
}
ksort($tests);
self::$tests = $tests;
}
return self::$tests;
}