/**
* @test
*/
public function calcDepthWords()
{
$this->assertEquals(0, Section::calcDepth('Forms'));
$this->assertEquals(0, Section::calcDepth('Forms.'));
$this->assertEquals(0, Section::calcDepth('Forms -'));
$this->assertEquals(1, Section::calcDepth('Forms.Buttons'));
$this->assertEquals(1, Section::calcDepth('Forms - Buttons'));
$this->assertEquals(2, Section::calcDepth('Forms.Buttons.Actions'));
$this->assertEquals(2, Section::calcDepth('Forms - Buttons - Special Actions'));
}
/**
* Returns an array of children for a specified section reference
*
* @param string $reference
* @param int $levelsDown OPTIONAL
*
* @return array
*/
public function getSectionChildren($reference, $levelsDown = null)
{
$reference = strtolower(Section::normalizeReference($reference));
$this->sortSections();
$sectionKeys = array_keys($this->sections);
$sections = array();
$maxDepth = null;
if ($levelsDown !== null) {
$maxDepth = Section::calcDepth($reference) + $levelsDown;
}
$reference = Section::trimReference($reference);
$reference .= '.';
foreach ($sectionKeys as $sectionKey) {
$testSectionKey = strtolower(Section::normalizeReference($sectionKey));
// Only get sections within that level. Do not get the level itself
if (strpos($testSectionKey . '.', $reference) === 0 && $testSectionKey . '.' != $reference) {
$section = $this->sections[$sectionKey];
if ($maxDepth !== null && $section->getDepth() > $maxDepth) {
continue;
}
$sections[$sectionKey] = $section;
}
}
return $sections;
}