public function testRead()
{
$testPngData = file_get_contents('test/pnggrad8rgb.png');
if ($testPngData === false) {
throw new Exception("Failed to open test PNG file.");
}
$collector = new EarthIT_Collector();
$parser = new TOGoS_PNGChunks_Parser($collector, array(TOGoS_PNGChunks_Parser::OPT_VALIDATE => true));
$parser->data($testPngData);
$parser->end();
$readChunks = $collector->collection;
$rewrittenBlob = new TOGoS_PNGChunks_PNGBlob($readChunks);
$this->assertEquals($testPngData, (string) $rewrittenBlob);
}
public function testRead()
{
$fh = fopen('test/pnggrad8rgb.png', 'rb');
if ($fh === false) {
throw new Exception("Failed to open test PNG file.");
}
$collector = new EarthIT_Collector();
$parser = new TOGoS_PNGChunks_Parser($collector, array(TOGoS_PNGChunks_Parser::OPT_VALIDATE => true));
while (($dat = fread($fh, 100)) !== false and strlen($dat) > 0) {
$parser->data($dat);
}
$parser->end();
$x = array();
foreach ($collector->collection as $chunk) {
$x[] = array('typeBytes' => $chunk['typeBytes'], 'dataLength' => strlen($chunk['data']));
//echo "{$chunk['typeBytes']} (".strlen($chunk['data'])." bytes)\n";
}
$this->assertEquals(array(array('typeBytes' => 'IHDR', 'dataLength' => 13), array('typeBytes' => 'IDAT', 'dataLength' => 919), array('typeBytes' => 'IEND', 'dataLength' => 0)), $x);
}
