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/**
* Regression test for <https://github.com/libgd/libgd/issues/309>.
*
* We test that an image with 64x64 pixels reports only a single chunk in the
* GD2 image header when the chunk size is 64.
*/
#include "gd.h"
#include "gdtest.h"
int main()
{
gdImagePtr im;
unsigned char *buf;
int size, word;
im = gdImageCreate(64, 64);
gdImageColorAllocate(im, 0, 0, 0);
buf = gdImageGd2Ptr(im, 64, 1, &size);
gdImageDestroy(im);
word = buf[10] << 8 | buf[11];
gdTestAssertMsg(word == 64, "chunk size is %d, but expected 64\n", word);
word = buf[14] << 8 | buf[15];
gdTestAssertMsg(word == 1, "x chunk count is %d, but expected 1\n", word);
word = buf[16] << 8 | buf[17];
gdTestAssertMsg(word == 1, "y chunk count is %d, but expected 1\n", word);
gdTestAssertMsg(size == 5145, "file size is %d, but expected 5145\n", size);
gdFree(buf);
return gdNumFailures();
}
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