Scans the string _until_ the +pattern+ is matched. Returns the substring up
to and including the end of the match, advancing the scan pointer to that
location. If there is no match, +null+ is returned.
public function testScanUntil()
{
$s = new StringScanner("Fri Dec 12 1975 14:39");
$this->assertEquals("Fri Dec 1", $s->scanUntil('/1/'), '$s->scanUntil("/1/") should return "Fri Dec 1"');
$this->assertEquals("1", $s->matched);
$this->assertEquals("Fri Dec ", $s->preMatch, '$s->preMatch should be "Fri Dec "');
$this->assertNull($s->scanUntil('/XYZ/'), '$s->scanUntil("/XYZ/") should return null for the string "Fri Dec 12 1975 14:39"');
$s = new StringScanner('$complex ? \'php\' : "nothing", another="test"');
$return = $s->scanUntil('/[^,\\}](?=[,\\}])/');
$this->assertEquals($return, $s->scanned, 'Return value of scanUntil() should be equals $scanner->scanned');
$this->assertEquals('$complex ? \'php\' : "nothing"', $return, "The scanned value must contain the match");
$this->assertEquals('$complex ? \'php\' : "nothing', $s->prematch);
$this->assertEquals(', another="test"', $s->postMatch);
$s = new StringScanner('$complex ? \'php\' : "nothing"}');
$return = $s->scanUntil('/(?=[,\\}])/');
$this->assertEquals($return, $s->scanned, 'Return value of scanUntil() should be equals $scanner->scanned');
$this->assertEquals('$complex ? \'php\' : "nothing"', $return, "The scanned value must contain the match");
$this->assertEquals('$complex ? \'php\' : "nothing"', $s->prematch);
$this->assertEquals('}', $s->postMatch);
//$s = new StringScanner('$complex ? \'php\' : "nothing"}');
}
function testGetScanned()
{
$sc = new StringScanner("foobar blorg bla");
$res = $sc->getScanned();
$this->assertEqual($res, "");
$sc->scan("foobar");
$res = $sc->getScanned();
$this->assertEqual($res, "foobar");
$sc->scanUntil("rg");
$res = $sc->getScanned();
$this->assertEqual($res, "foobar blorg");
}
