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Test roundtripping BMP

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This commit is contained in:
Jeroen van Rijn
2024-06-07 00:14:15 +02:00
parent 566119ff83
commit ed060819f3
1 changed files with 20 additions and 4 deletions
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24
tests/core/image/test_core_image.odin
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@@ -2327,10 +2327,6 @@ run_bmp_suite :: proc(t: ^testing.T, suite: []Test) {
testing.expectf(t, passed, "%q failed to load with error %v.", file.file, err)
if err == nil { // No point in running the other tests if it didn't load.
qoi_file := strings.concatenate({TEST_SUITE_PATH_BMP, "/", file.file, ".qoi"}, context.allocator)
defer delete(qoi_file)
qoi.save(qoi_file, img)
pixels := bytes.buffer_to_bytes(&img.pixels)
dims := Dims{img.width, img.height, img.channels, img.depth}
@@ -2338,6 +2334,26 @@ run_bmp_suite :: proc(t: ^testing.T, suite: []Test) {
img_hash := hash.crc32(pixels)
testing.expectf(t, test.hash == img_hash, "%v test #1's hash is %08x, expected %08x with %v.", file.file, img_hash, test.hash, test.options)
// Save to BMP file in memory
buf: bytes.Buffer
save_err := bmp.save(&buf, img)
testing.expectf(t, save_err == nil, "expected saving to BMP in memory not to raise error, got %v", save_err)
// Reload BMP from memory
reload_img, reload_err := bmp.load(buf.buf[:])
testing.expectf(t, reload_err == nil, "expected reloading BMP from memory not to raise error, got %v", reload_err)
testing.expect(t, img.width == reload_img.width && img.height == reload_img.height, "expected saved BMP to have the same dimensions")
testing.expect(t, img.channels == reload_img.channels && img.depth == reload_img.depth, "expected saved BMP to have the same dimensions")
reload_pixels := bytes.buffer_to_bytes(&reload_img.pixels)
reload_hash := hash.crc32(reload_pixels)
testing.expectf(t, img_hash == reload_hash, "expected saved BMP to have the same pixel hash (%08x), got %08x", img_hash, reload_hash)
bytes.buffer_destroy(&buf)
bmp.destroy(reload_img)
}
bmp.destroy(img)
}