/**
  * @expectedException \Abacaphiliac\ZendPhpDotEnv\Exception\InvalidEnvironmentVariablePathException
  */
 public function testLoadEnvironmentVariablesFromEnvironmentVariable()
 {
     self::assertFalse(DotEnvLoader::hasEnvironmentVariable(__FUNCTION__));
     $_ENV[__FUNCTION__] = __DIR__;
     DotEnvLoader::loadFromEnvironmentVariable(__FUNCTION__, '.testEnv');
 }