public function testReadsLineUntilFalseReturnedFromRead()
{
$s = $this->getMockBuilder('puzzle_stream_Stream')->setMethods(array('read', 'eof'))->disableOriginalConstructor()->getMock();
$s->expects($this->exactly(2))->method('read')->will($this->returnCallback(array($this, '__callback_testReadsLineUntilFalseReturnedFromRead')));
$s->expects($this->exactly(2))->method('eof')->will($this->returnValue(false));
$this->assertEquals("h", puzzle_stream_Utils::readline($s));
}
/**
* @deprecated Moced to puzzle_stream_Utils::readline
*/
function puzzle_stream_read_line(puzzle_stream_StreamInterface $stream, $maxLength = null)
{
return puzzle_stream_Utils::readline($stream, $maxLength);
}
public function testSkipsOverwrittenBytes()
{
$decorated = puzzle_stream_Stream::factory(implode("\n", array_map(array($this, '__callback_testSkipsOverwrittenBytes'), range(0, 25))), true);
$body = new puzzle_stream_CachingStream($decorated);
$this->assertEquals("0000\n", puzzle_stream_Utils::readline($body));
$this->assertEquals("0001\n", puzzle_stream_Utils::readline($body));
// Write over part of the body yet to be read, so skip some bytes
$this->assertEquals(5, $body->write("TEST\n"));
$this->assertEquals(5, $this->readAttribute($body, 'skipReadBytes'));
// Read, which skips bytes, then reads
$this->assertEquals("0003\n", puzzle_stream_Utils::readline($body));
$this->assertEquals(0, $this->readAttribute($body, 'skipReadBytes'));
$this->assertEquals("0004\n", puzzle_stream_Utils::readline($body));
$this->assertEquals("0005\n", puzzle_stream_Utils::readline($body));
// Overwrite part of the cached body (so don't skip any bytes)
$body->seek(5);
$this->assertEquals(5, $body->write("ABCD\n"));
$this->assertEquals(0, $this->readAttribute($body, 'skipReadBytes'));
$this->assertEquals("TEST\n", puzzle_stream_Utils::readline($body));
$this->assertEquals("0003\n", puzzle_stream_Utils::readline($body));
$this->assertEquals("0004\n", puzzle_stream_Utils::readline($body));
$this->assertEquals("0005\n", puzzle_stream_Utils::readline($body));
$this->assertEquals("0006\n", puzzle_stream_Utils::readline($body));
$this->assertEquals(5, $body->write("1234\n"));
$this->assertEquals(5, $this->readAttribute($body, 'skipReadBytes'));
// Seek to 0 and ensure the overwritten bit is replaced
$body->seek(0);
$this->assertEquals("0000\nABCD\nTEST\n0003\n0004\n0005\n0006\n1234\n0008\n0009\n", $body->read(50));
// Ensure that casting it to a string does not include the bit that was overwritten
$this->assertContains("0000\nABCD\nTEST\n0003\n0004\n0005\n0006\n1234\n0008\n0009\n", (string) $body);
}
