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Test: Press Quality keeps a CMYK image's inks in an RGB document (#3012 review)

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The colour space alone could pass a conversion that changed the inks: the exported image is
opened again and its inks compared with the ones placed.
This commit is contained in:
00xJ0
2026-10-21 16:55:17 +07:00
committed by bflatastic
parent 91107c89d2
commit 096544db40
1 changed files with 7 additions and 1 deletions
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crates/pdf/src/tests_cmykimages.rs
+7 -1
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@@ -462,8 +462,14 @@ fn press_quality_writes_cmyk_in_an_rgb_document_too() {
for (what, blob) in [("CMYK image", tiff), ("RGB image", png_blob)] {
let mut d = image_doc(blob, 4, 4);
d.color_mode = ColorMode::Rgb;
let w = written(&export_with_report(&d, &press()).unwrap().bytes);
let out = export_with_report(&d, &press()).unwrap();
let w = written(&out.bytes);
assert_eq!(w.len(), 1, "{what}: {w:?}");
assert_eq!(w[0].space, "DeviceCMYK", "{what} in an RGB document");
// Preserve Numbers: the CMYK image comes back with the inks it had.
if what == "CMYK image" {
let back = import(&out.bytes).unwrap();
assert_eq!(all_images(&back)[0].cmyk().unwrap().data, flat(ink, 16), "{what} inks");
}
}
}