public function testReader()
{
$text = <<<HTML
HELLO WORLD
HTML;
$reader = new Reader($text);
$this->assertEquals(strlen($text), strlen(trim($text)));
$this->assertEquals("HE", $reader->read(2));
$this->assertEquals(strlen($text), $reader->length());
$this->assertEquals(6, $reader->moveCursor(6)->getCursor());
$this->assertEquals('WORLD', $reader->readToEnd());
$this->assertEquals('HELLO WORLD', $reader->rewind()->readToEnd());
$this->assertEquals('HELLO ', $reader->readAndGo(6));
$this->assertEquals('WORLD', $reader->readToEnd());
# Reset position
$reader->rewind();
$this->assertNotFalse($reader->match('/(?=[a-z])/iA'));
$this->assertEquals('HELLO', $reader->match('/\\w+/A'));
$this->assertEquals(0, $reader->getCursor());
$this->assertFalse($reader->matchAndGo('/\\d+/A'));
$this->assertEquals('HELLO', $reader->matchAndGo('/\\w+/A'));
$this->assertEquals(' ', $reader->matchAndGo('/\\s+/A'));
$this->assertEquals('WORLD', $reader->matchAndGo('/\\w+/A'));
$this->assertTrue($reader->isEnd());
$reader->rewind();
$this->assertEquals('HELLO WORLD', $reader->readToEndAndGo());
$this->assertEquals(11, $reader->length());
$this->assertEquals(10, $reader->getCursor());
$this->assertTrue($reader->isEnd());
$reader = new Reader('
Hello
World
');
$reader->setCursor(strpos($reader->readAll(), 'World'));
$this->assertEquals(3, $reader->getLine());
$this->assertEquals(2, $reader->getColumn());
}
/**
* Read and return the next line from the file.
*
* @param int $mode (SKIP_EMPTY_LINES or RETURN_EVERY_LINE which is the default)
* @return array|null the data from next line of the file or null if there are no more lines.
*/
public function getLine($mode = self::RETURN_EVERY_LINE)
{
$line = parent::getLine($mode);
if ($line === null) {
return null;
}
$parsed = str_getcsv($line, $this->delimiter, $this->enclosure, $this->escape);
if ($mode === self::SKIP_EMPTY_LINES && self::isEmpty($parsed)) {
return $this->getLine($mode);
}
return $parsed;
}
