laipower/wp-content/plugins/w3-total-cache/vendor/guzzlehttp/psr7/tests/LazyOpenStreamTest.php

72 lines
1.9 KiB
PHP

<?php
namespace GuzzleHttp\Tests\Psr7;
use GuzzleHttp\Psr7\LazyOpenStream;
class LazyOpenStreamTest extends BaseTest
{
private $fname;
/**
* @before
*/
public function setUpTest()
{
$this->fname = tempnam(sys_get_temp_dir(), 'tfile');
if (file_exists($this->fname)) {
unlink($this->fname);
}
}
/**
* @after
*/
public function tearDownTest()
{
if (file_exists($this->fname)) {
unlink($this->fname);
}
}
public function testOpensLazily()
{
$l = new LazyOpenStream($this->fname, 'w+');
$l->write('foo');
$this->assertInternalTypeGuzzle('array', $l->getMetadata());
self::assertFileExists($this->fname);
self::assertSame('foo', file_get_contents($this->fname));
self::assertSame('foo', (string) $l);
}
public function testProxiesToFile()
{
file_put_contents($this->fname, 'foo');
$l = new LazyOpenStream($this->fname, 'r');
self::assertSame('foo', $l->read(4));
self::assertTrue($l->eof());
self::assertSame(3, $l->tell());
self::assertTrue($l->isReadable());
self::assertTrue($l->isSeekable());
self::assertFalse($l->isWritable());
$l->seek(1);
self::assertSame('oo', $l->getContents());
self::assertSame('foo', (string) $l);
self::assertSame(3, $l->getSize());
$this->assertInternalTypeGuzzle('array', $l->getMetadata());
$l->close();
}
public function testDetachesUnderlyingStream()
{
file_put_contents($this->fname, 'foo');
$l = new LazyOpenStream($this->fname, 'r');
$r = $l->detach();
$this->assertInternalTypeGuzzle('resource', $r);
fseek($r, 0);
self::assertSame('foo', stream_get_contents($r));
fclose($r);
}
}