generateKeys example

        } elseif ('-' === $file) {
            $value = file_get_contents('php://stdin');
        } elseif (is_file($file) && is_readable($file)) {
            $value = file_get_contents($file);
        } elseif (!is_file($file)) {
            throw new \InvalidArgumentException(sprintf('File not found: "%s".', $file));
        } elseif (!is_readable($file)) {
            throw new \InvalidArgumentException(sprintf('File is not readable: "%s".', $file));
        }

        if ($vault->generateKeys()) {
            $io->success($vault->getLastMessage());

            if ($this->vault === $vault) {
                $io->caution('DO NOT COMMIT THE DECRYPTION KEY FOR THE PROD ENVIRONMENT⚠️');
            }
        }

        $vault->seal($name, $value);

        $io->success($vault->getLastMessage() ?? 'Secret was successfully stored in the vault.');

        

    protected function tearDown(): void
    {
        @unlink($this->envFile);
    }

    public function testGenerateKeys()
    {
        $vault = new DotenvVault($this->envFile);

        $this->assertFalse($vault->generateKeys());
        $this->assertSame('The dotenv vault doesn\'t encrypt secrets thus doesn\'t need keys.', $vault->getLastMessage());
    }

    public function testEncryptAndDecrypt()
    {
        $vault = new DotenvVault($this->envFile);

        $plain = "plain\ntext";

        $vault->seal('foo', $plain);

        

        $io = new SymfonyStyle($input, $output instanceof ConsoleOutputInterface ? $output->getErrorOutput() : $output);
        $vault = $input->getOption('local') ? $this->localVault : $this->vault;

        if (null === $vault) {
            $io->success('The local vault is disabled.');

            return 1;
        }

        if (!$input->getOption('rotate')) {
            if ($vault->generateKeys()) {
                $io->success($vault->getLastMessage());

                if ($this->vault === $vault) {
                    $io->caution('DO NOT COMMIT THE DECRYPTION KEY FOR THE PROD ENVIRONMENT⚠️');
                }

                return 0;
            }

            $io->warning($vault->getLastMessage());

            

    protected function tearDown(): void
    {
        (new Filesystem())->remove($this->secretsDir);
    }

    public function testGenerateKeys()
    {
        $vault = new SodiumVault($this->secretsDir);

        $this->assertTrue($vault->generateKeys());
        $this->assertFileExists($this->secretsDir.'/test.encrypt.public.php');
        $this->assertFileExists($this->secretsDir.'/test.decrypt.private.php');

        $encKey = file_get_contents($this->secretsDir.'/test.encrypt.public.php');
        $decKey = file_get_contents($this->secretsDir.'/test.decrypt.private.php');

        $this->assertFalse($vault->generateKeys());
        $this->assertStringEqualsFile($this->secretsDir.'/test.encrypt.public.php', $encKey);
        $this->assertStringEqualsFile($this->secretsDir.'/test.decrypt.private.php', $decKey);

        $this->assertTrue($vault->generateKeys(true));