<?php
namespace Generics\Tests;
use Generics\Streams\FileOutputStream;
use Generics\Streams\FileInputStream;
use Generics\Streams\MemoryStream;
class FileOutputStreamTest extends \PHPUnit\Framework\TestCase
{
private $testFile = 'output.dat';
private $testData = "Only some test data; Purpose is to test the file output stream.";
public function setUp()
{
file_put_contents($this->testFile, $this->testData);
}
public function tearDown()
{
unlink($this->testFile);
}
public function testSimple()
{
if (file_exists($this->testFile)) {
unlink($this->testFile);
}
$fos = new FileOutputStream($this->testFile);
$fos->write($this->testData);
$fos->close();
$fis = new FileInputStream($this->testFile);
$in = "";
while ($fis->ready()) {
$in .= $fis->read(1024);
}
$fis->close();
$this->assertEquals($this->testData, $in);
}
/**
* @expectedException \Generics\FileExistsException
*/
public function testError()
{
new FileOutputStream($this->testFile);
}
public function testAppending()
{
$fos = new FileOutputStream($this->testFile, true);
$fos->write($this->testData);
$fis = new FileInputStream($this->testFile);
$in = "";
while ($fis->ready()) {
$in .= $fis->read(1024);
}
$this->assertEquals("{$this->testData}{$this->testData}", $in);
$fis->close();
$fos->close();
}
public function testWriteFromInputStream()
{
$ms = new MemoryStream();
$ms->write($this->testData);
unlink($this->testFile);
$fos = new FileOutputStream($this->testFile, false);
$fos->write($ms);
$fos->close();
$fis = new FileInputStream($this->testFile);
$this->assertEquals($ms->count(), $fis->count());
$in = "";
while ($fis->ready()) {
$in = $fis->read(1024);
}
$this->assertEquals($this->testData, $in);
}
public function testOtherFunctions()
{
if (file_exists($this->testFile)) {
unlink($this->testFile);
}
$fos = new FileOutputStream($this->testFile);
$this->assertEquals(0, $fos->count());
$this->assertTrue($fos->isWriteable());
$fos->write($this->testData);
$fos->flush();
$this->assertEquals(strlen($this->testData), $fos->count());
$fos->lock();
$fos->unlock();
$fos->close();
$this->assertNotEquals($this->testFile, strval($fos));
}
/**
* @expectedException \Generics\LockException
*/
public function testDoubleLock()
{
if (file_exists($this->testFile)) {
unlink($this->testFile);
}
$fis = new FileOutputStream($this->testFile);
$fis->lock();
$fis->lock();
}
/**
* @expectedException \Generics\Streams\StreamException
*/
public function testFailFlush()
{
if (file_exists($this->testFile)) {
unlink($this->testFile);
}
$fis = new FileOutputStream($this->testFile);
$fis->close();
$fis->flush();
}
/**
* @expectedException \Generics\LockException
*/
public function testFailUnlock()
{
if (file_exists($this->testFile)) {
unlink($this->testFile);
}
$fis = new FileOutputStream($this->testFile);
$fis->unlock();
}
/**
* @expectedException \Generics\Streams\StreamException
*/
public function testFailCount()
{
if (file_exists($this->testFile)) {
unlink($this->testFile);
}
$fis = new FileOutputStream($this->testFile);
$fis->close();
$fis->count();
}
}
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