public function testSeeder()
{
$seeder = new Seeder('abc123');
$this->assertEquals(0, $seeder->getPosition());
$this->assertEquals(6, $seeder->getLength());
$this->assertTrue($seeder->sof());
$this->assertFalse($seeder->eof());
$this->assertEquals('abc123', $seeder->get(6));
$this->assertEquals('abc123', $seeder->get(1000));
$this->assertEquals('abc', $seeder->get(3));
$this->assertEquals('a', $seeder->get());
$seeder->forward();
$this->assertEquals('b', $seeder->get());
$seeder->forward();
$this->assertEquals('c', $seeder->get());
$seeder->forward(2);
$this->assertEquals('2', $seeder->get());
$seeder->backward(2);
$this->assertEquals('c', $seeder->get());
$seeder->backward();
$this->assertEquals('b', $seeder->get());
$seeder->forward(4);
$this->assertFalse($seeder->eof());
$seeder->forward(1);
$this->assertTrue($seeder->eof());
}
/**
* @param Seeder $seeder
* @return bool
*/
protected static function parseClose(Seeder $seeder)
{
if ($seeder->eof()) {
return true;
}
if ("\r\n" == $seeder->get(2)) {
$seeder->forward(2);
return true;
}
if ("\n" == $seeder->get()) {
$seeder->forward();
return true;
}
if ("\r" == $seeder->get()) {
$seeder->forward();
return true;
}
return false;
}
/**
* @inheritDoc
*/
public static function parse(Seeder $seeder, array &$result)
{
$content = $seeder->get(1, true);
if (empty($result)) {
$result[] = new self($content);
return;
}
/** @var Unknown $last */
$sliced = array_slice($result, -1);
$last = reset($sliced);
if (!$last instanceof self) {
$result[] = new self($content);
return;
}
$last->append($content);
}
/**
* @param Seeder $seeder
* @return bool
*/
protected static function parseNewLine(Seeder $seeder)
{
if ("\r\n" == $seeder->get(2)) {
$seeder->forward(2);
self::trackEOF($seeder);
return true;
}
if ("\n" == $seeder->get()) {
$seeder->forward();
self::trackEOF($seeder);
return true;
}
if ("\r" == $seeder->get()) {
$seeder->forward();
self::trackEOF($seeder);
return true;
}
return false;
}