<?php
namespace Generics\Tests;
use Generics\Streams\FileInputStream;
use Generics\Streams\FileOutputStream;
class FileInputStreamTest extends \PHPUnit\Framework\TestCase
{
private $fileName = 'input.dat';
private $testData = "Well, this content is only needed for testing the framework. Don't expect to much...";
public function setUp()
{
file_put_contents($this->fileName, $this->testData);
}
public function tearDown()
{
if (file_exists($this->fileName)) {
unlink($this->fileName);
}
}
public function testSimple()
{
$fis = new FileInputStream($this->fileName);
$this->assertEquals(strlen($this->testData), $fis->count());
$in = "";
while ($fis->ready()) {
$in .= $fis->read();
}
$this->assertEquals($this->testData, $in);
$fis->reset();
$in = $fis->read(1024);
$this->assertEquals($this->testData, $in);
$this->assertFalse($fis->ready());
}
/**
* @expectedException \Generics\FileNotFoundException
*/
public function testNonExisting()
{
new FileInputStream("non-existing-file.ext");
}
/**
* This will work without any exception
* It will cause an exception in case of the FileInputStream will be opened by another process
*/
public function testNoAccess()
{
if (file_exists($this->fileName)) {
unlink($this->fileName);
}
$fis = new FileOutputStream($this->fileName);
$this->assertTrue($fis->ready());
$fis->lock();
$this->assertTrue($fis->isLocked());
new FileInputStream($this->fileName);
}
public function testLockUnlock()
{
$fis = new FileInputStream($this->fileName);
$this->assertTrue($fis->ready());
$fis->lock();
$this->assertTrue($fis->isLocked());
$fis->unlock();
$this->assertFalse($fis->isLocked());
}
/**
* @expectedException \Generics\LockException
*/
public function testDoubleLock()
{
$fis = new FileInputStream($this->fileName);
$fis->lock();
$fis->lock();
}
/**
* @expectedException \Generics\Streams\StreamException
*/
public function testNotReady()
{
$fis = new FileInputStream($this->fileName);
$fis->close();
$fis->read();
}
}
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