/**
* Creates a new violation path from a string.
*
* @param string $violationPath The property path of a {@link ConstraintViolation}
* object.
*/
public function __construct($violationPath)
{
$path = new PropertyPath($violationPath);
$elements = $path->getElements();
$positions = $path->getPositions();
$data = false;
for ($i = 0, $l = count($elements); $i < $l; ++$i) {
if (!$data) {
// The element "data" has not yet been passed
if ('children' === $elements[$i] && $path->isProperty($i)) {
// Skip element "children"
++$i;
// Next element must exist and must be an index
// Otherwise consider this the end of the path
if ($i >= $l || !$path->isIndex($i)) {
break;
}
$this->elements[] = $elements[$i];
$this->positions[] = $positions[$i];
$this->isIndex[] = true;
$this->mapsForm[] = true;
} elseif ('data' === $elements[$i] && $path->isProperty($i)) {
// Skip element "data"
++$i;
// End of path
if ($i >= $l) {
break;
}
$this->elements[] = $elements[$i];
$this->positions[] = $positions[$i];
$this->isIndex[] = $path->isIndex($i);
$this->mapsForm[] = false;
$data = true;
} else {
// Neither "children" nor "data" property found
// Consider this the end of the path
break;
}
} else {
// Already after the "data" element
// Pick everything as is
$this->elements[] = $elements[$i];
$this->positions[] = $positions[$i];
$this->isIndex[] = $path->isIndex($i);
$this->mapsForm[] = false;
}
}
$this->length = count($this->elements);
$this->pathAsString = $violationPath;
$this->resizeString();
}
/**
* @dataProvider provideCustomDataErrorTests
*/
public function testCustomDataErrorMapping($target, $mapFrom, $mapTo, $childName, $childPath, $grandChildName, $grandChildPath, $violationPath)
{
$violation = $this->getConstraintViolation($violationPath);
$parent = $this->getForm('parent', null, null, array($mapFrom => $mapTo));
$child = $this->getForm($childName, $childPath);
$grandChild = $this->getForm($grandChildName, $grandChildPath);
$parent->add($child);
$child->add($grandChild);
// Add a field mapped to the first element of $mapFrom
// to try to distract the algorithm
// Only add it if we expect the error to come up on a different
// level than LEVEL_0, because in this case the error would
// (correctly) be mapped to the distraction field
if ($target !== self::LEVEL_0) {
$mapFromPath = new PropertyPath($mapFrom);
$mapFromPrefix = $mapFromPath->isIndex(0)
? '['.$mapFromPath->getElement(0).']'
: $mapFromPath->getElement(0);
$distraction = $this->getForm('distraction', $mapFromPrefix);
$parent->add($distraction);
}
$this->mapper->mapViolation($violation, $parent);
if ($target !== self::LEVEL_0) {
$this->assertFalse($distraction->hasErrors(), 'distraction should not have an error, but has one');
}
if (self::LEVEL_0 === $target) {
$this->assertEquals(array($this->getFormError()), $parent->getErrors(), $parent->getName() . ' should have an error, but has none');
$this->assertFalse($child->hasErrors(), $childName . ' should not have an error, but has one');
$this->assertFalse($grandChild->hasErrors(), $grandChildName . ' should not have an error, but has one');
} elseif (self::LEVEL_1 === $target) {
$this->assertFalse($parent->hasErrors(), $parent->getName() . ' should not have an error, but has one');
$this->assertEquals(array($this->getFormError()), $child->getErrors(), $childName . ' should have an error, but has none');
$this->assertFalse($grandChild->hasErrors(), $grandChildName . ' should not have an error, but has one');
} else {
$this->assertFalse($parent->hasErrors(), $parent->getName() . ' should not have an error, but has one');
$this->assertFalse($child->hasErrors(), $childName . ' should not have an error, but has one');
$this->assertEquals(array($this->getFormError()), $grandChild->getErrors(), $grandChildName. ' should have an error, but has none');
}
}
/**
* @expectedException \OutOfBoundsException
*/
public function testIsIndexDoesNotAcceptNegativeIndices()
{
$propertyPath = new PropertyPath('grandpa.parent[child]');
$propertyPath->isIndex(-1);
}