public function testCanDetachAndAttachStream()
{
$r = fopen('php://temp', 'w+');
$stream = new Stream($r);
$stream->write('foo');
$this->assertTrue($stream->isReadable());
$this->assertSame($r, $stream->detach());
$this->assertNull($stream->detach());
$this->assertFalse($stream->isReadable());
$this->assertFalse($stream->read(10));
$this->assertFalse($stream->isWritable());
$this->assertFalse($stream->write('bar'));
$this->assertFalse($stream->isSeekable());
$this->assertFalse($stream->seek(10));
$this->assertFalse($stream->tell());
$this->assertTrue($stream->eof());
$this->assertNull($stream->getSize());
$this->assertSame('', (string) $stream);
$this->assertSame('', $stream->getContents());
$stream->attach($r);
$stream->seek(0);
$this->assertEquals('foo', $stream->getContents());
$this->assertTrue($stream->isReadable());
$this->assertTrue($stream->isWritable());
$this->assertTrue($stream->isSeekable());
$stream->close();
}
public function testProvidesStreamPosition()
{
$handle = fopen('php://temp', 'w+');
$stream = new Stream($handle);
$this->assertEquals(0, $stream->tell());
$stream->write('foo');
$this->assertEquals(3, $stream->tell());
$stream->seek(1);
$this->assertEquals(1, $stream->tell());
$this->assertSame(ftell($handle), $stream->tell());
$stream->close();
}