/**
* @test
*/
function iteration()
{
$reader = new XMLReaderStub('<!-- comment --><root><child></child></root>');
$it = new XMLChildElementIterator($reader);
$this->assertEquals(false, $it->valid());
$this->assertSame(null, $it->valid());
$it->rewind();
$this->assertEquals(true, $it->valid());
$this->assertEquals('child', $it->current()->getName());
$it->next();
$this->assertEquals(false, $it->valid());
$reader = new XMLReaderStub('<root><none></none><one><child></child></one><none></none></root>');
$base = new XMLElementIterator($reader);
$base->rewind();
$root = $base->current();
$this->assertEquals('root', $root->getName());
$children = $root->getChildElements();
$this->assertEquals('root', $reader->name);
$children->rewind();
$this->assertEquals('none', $reader->name);
$children->next();
$this->assertEquals('one', $reader->name);
$childChildren = new XMLChildElementIterator($reader);
$this->assertEquals('child', $childChildren->current()->getName());
$childChildren->next();
$this->assertEquals(false, $childChildren->valid());
$this->assertEquals('none', $reader->name);
$childChildren->next();
$this->assertEquals('none', $reader->name);
$this->assertEquals(true, $children->valid());
$children->next();
$this->assertEquals(false, $children->valid());
// children w/o descendants
$reader->rewind();
$expected = array('none', 'one', 'none');
$root = $base->current();
$this->assertEquals('root', $root->getName());
$index = 0;
$count = 0;
foreach ($root->getChildElements() as $index => $child) {
$this->assertSame($count++, $index);
$this->assertEquals($expected[$index], $reader->name);
}
$this->assertEquals(count($expected), $count);
// children w/ descendants
$reader->rewind();
$expected = array('none', 'one', 'child', 'none');
$root = $base->current();
$this->assertEquals('root', $root->getName());
$index = 0;
$count = 0;
foreach ($root->getChildElements(null, true) as $index => $child) {
$this->assertSame($count++, $index);
$this->assertEquals($expected[$index], $reader->name);
}
$this->assertEquals(count($expected), $count);
}
$reader = new XMLReader();
$result = $reader->open($file);
if (!$result) {
echo "unable to open input file.\n";
foreach (libxml_get_errors() as $error) {
print_r($error);
}
libxml_use_internal_errors($saved);
exit(1);
}
$start = microtime(true);
$lastCount = 0;
$lastRuntime = 0;
$messageLastLen = 0;
/** @var XMLChildElementIterator|XMLReaderNode[] $children */
$children = new XMLChildElementIterator($reader, null, true);
foreach ($children as $index => $child) {
$path = $children->getNodePath();
$level = $reader->depth;
$runtime = microtime(true) - $start;
if ($index % 1000 === 0) {
if ($lastRuntime) {
$step = $index - $lastCount;
$perSec = $step / ($runtime - $lastRuntime);
} else {
$perSec = '?';
}
$spacer = '';
$message = sprintf("%05d %' -48s (%.2f secs; %.2f per second)", $index, $path, $runtime, $perSec);
$messageLastLen && ($need = max(0, $messageLastLen - strlen($message))) && ($spacer = str_repeat(' ', $need));
$messageLastLen = strlen($message);
