<?php

class Swift_Bug76Test extends PHPUnit_Framework_TestCase
{
    private $_inputFile;
    private $_outputFile;
    private $_encoder;

    protected function setUp()
    {
        $this->_inputFile = sys_get_temp_dir().'/in.bin';
        file_put_contents($this->_inputFile, '');

        $this->_outputFile = sys_get_temp_dir().'/out.bin';
        file_put_contents($this->_outputFile, '');

        $this->_encoder = $this->_createEncoder();
    }

    protected function tearDown()
    {
        unlink($this->_inputFile);
        unlink($this->_outputFile);
    }

    public function testBase64EncodedLineLengthNeverExceeds76CharactersEvenIfArgsDo()
    {
        $this->_fillFileWithRandomBytes(1000, $this->_inputFile);

        $os = $this->_createStream($this->_inputFile);
        $is = $this->_createStream($this->_outputFile);

        $this->_encoder->encodeByteStream($os, $is, 0, 80); //Exceeds 76

        $this->assertMaxLineLength(76, $this->_outputFile,
            '%s: Line length should not exceed 76 characters'
        );
    }

    public function assertMaxLineLength($length, $filePath, $message = '%s')
    {
        $lines = file($filePath);
        foreach ($lines as $line) {
            $this->assertTrue((strlen(trim($line)) <= 76), $message);
        }
    }

    private function _fillFileWithRandomBytes($byteCount, $file)
    {
        // I was going to use dd with if=/dev/random but this way seems more
        // cross platform even if a hella expensive!!

        file_put_contents($file, '');
        $fp = fopen($file, 'wb');
        for ($i = 0; $i < $byteCount; ++$i) {
            $byteVal = rand(0, 255);
            fwrite($fp, pack('i', $byteVal));
        }
        fclose($fp);
    }

    private function _createEncoder()
    {
        return new Swift_Mime_ContentEncoder_Base64ContentEncoder();
    }

    private function _createStream($file)
    {
        return new Swift_ByteStream_FileByteStream($file, true);
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NzU2NTAzNTExNTc2MTA4MCA2MzIyNTM0MzM3NDk5MTkgNzA2MTAxNTU1MDUzNzIzOQ==