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<?php
declare(strict_types=1);
namespace SimpleSAML\Test\Utils;
use InvalidArgumentException;
use PHPUnit\Framework\TestCase;
use SimpleSAML\Utils\Config;
/**
* Tests for SimpleSAML\Utils\Config
*/
class ConfigTest extends TestCase
{
/**
* Test default config dir with not environment variable
* @return void
*/
public function testDefaultConfigDir(): void
{
// clear env var
putenv('SIMPLESAMLPHP_CONFIG_DIR');
$configDir = Config::getConfigDir();
$this->assertEquals($configDir, dirname(dirname(dirname(dirname(__DIR__)))) . '/config');
}
/**
* Test valid dir specified by env var overrides default config dir
* @return void
*/
public function testEnvVariableConfigDir(): void
{
putenv('SIMPLESAMLPHP_CONFIG_DIR=' . __DIR__);
$configDir = Config::getConfigDir();
$this->assertEquals($configDir, __DIR__);
}
/**
* Test valid dir specified by env redirect var overrides default config dir
* @return void
*/
public function testEnvRedirectVariableConfigDir(): void
{
putenv('REDIRECT_SIMPLESAMLPHP_CONFIG_DIR=' . __DIR__);
$configDir = Config::getConfigDir();
$this->assertEquals($configDir, __DIR__);
}
/**
* Test which directory takes precedence
* @return void
*/
public function testEnvRedirectPriorityVariableConfigDir(): void
{
putenv('SIMPLESAMLPHP_CONFIG_DIR=' . dirname(__DIR__));
putenv('REDIRECT_SIMPLESAMLPHP_CONFIG_DIR=' . __DIR__);
$configDir = Config::getConfigDir();
$this->assertEquals($configDir, dirname(__DIR__));
}
/**
* Test invalid dir specified by env var results in a thrown exception
* @return void
*/
public function testInvalidEnvVariableConfigDirThrowsException(): void
{
// I used a random hash to ensure this test directory is always invalid
$invalidDir = __DIR__ . '/e9826ad19cbc4f5bf20c0913ffcd2ce6';
putenv('SIMPLESAMLPHP_CONFIG_DIR=' . $invalidDir);
$this->expectException(InvalidArgumentException::class);
$this->expectExceptionMessage(
'Config directory specified by environment variable SIMPLESAMLPHP_CONFIG_DIR is not a directory. ' .
'Given: "' . $invalidDir . '"'
);
Config::getConfigDir();
}
}
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