function ifdToTest($name, $number, PelIfd $ifd)
{
println();
println('/* Start of IDF %s%d. */', $name, $number);
$entries = $ifd->getEntries();
println('$this->assertEqual(count(%s%d->getEntries()), %d);', $name, $number, count($entries));
foreach ($entries as $tag => $entry) {
println();
println('$entry = %s%d->getEntry(%d); // %s', $name, $number, $tag, PelTag::getName($ifd->getType(), $tag));
entryToTest('$entry', $entry);
}
println();
println('/* Sub IFDs of %s%d. */', $name, $number);
$sub_ifds = $ifd->getSubIfds();
println('$this->assertEqual(count(%s%d->getSubIfds()), %d);', $name, $number, count($sub_ifds));
$n = 0;
$sub_name = $name . $number . '_';
foreach ($sub_ifds as $type => $sub_ifd) {
println('%s%d = %s%d->getSubIfd(%d); // IFD %s', $sub_name, $n, $name, $number, $type, $sub_ifd->getName());
println('$this->assertIsA(%s%d, \'PelIfd\');', $sub_name, $n);
ifdToTest($sub_name, $n, $sub_ifd);
$n++;
}
println();
if (strlen($ifd->getThumbnailData()) > 0) {
println('$thumb_data = file_get_contents(dirname(__FILE__) .');
println(' \'/%s\');', $GLOBALS['thumb_filename']);
println('$this->assertEqual(%s%d->getThumbnailData(), $thumb_data);', $name, $number);
} else {
println('$this->assertEqual(%s%d->getThumbnailData(), \'\');', $name, $number);
}
println();
println('/* Next IFD. */');
$next = $ifd->getNextIfd();
println('%s%d = %s%d->getNextIfd();', $name, $number + 1, $name, $number);
if ($next instanceof PelIfd) {
println('$this->assertIsA(%s%d, \'PelIfd\');', $name, $number + 1);
println('/* End of IFD %s%d. */', $name, $number);
ifdToTest($name, $number + 1, $next);
} else {
println('$this->assertNull(%s%d);', $name, $number + 1);
println('/* End of IFD %s%d. */', $name, $number);
}
}
/**
* Set the first IFD.
*
* @param PelIfd $ifd
* the new first IFD, which must be of type {@link
* PelIfd::IFD0}.
*/
public function setIfd(PelIfd $ifd)
{
if ($ifd->getType() != PelIfd::IFD0) {
throw new PelInvalidDataException('Invalid type of IFD: %d, expected %d.', $ifd->getType(), PelIfd::IFD0);
}
$this->ifd = $ifd;
}
