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M6: a test pins that metadata without pdfaid:part declares no PDF/A

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cargo-mutants found `==` turned to `!=` in declares_pdfa's search unpinned:
no case had metadata within the cap that declares nothing.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01AmsdeUCdTaD72jkDw2pJKY
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Grzegorz MartensandClaude Opus 5.5 committed 2026-11-04 09:56:57 +01:00
1 parent 1cc810d440
commit 66415d7373
1 file changed
+5 -6
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crates/forms/src/tests.rs
+5 -6
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@@ -3649,12 +3649,11 @@ fn page_shapes_decode_a_repeated_content_stream_within_the_budget() {
/// preflight reads it: a field drawn with characters its font lacks decodes no more than that.
#[test]
fn a_pdfa_declaration_is_read_from_metadata_within_its_cap() {
let declared = |padding: usize| {
let xmp = format!("<x:xmpmeta><pdfaid:part>2</pdfaid:part>{}</x:xmpmeta>", " ".repeat(padding));
declares_pdfa(&document(&["<< /Type /Catalog /Metadata 2 0 R >>".into(), raw_stream(&xmp)]))
};
assert!(declared(1 << 20));
assert!(!declared(crate::appearances::MAX_XMP_BYTES), "metadata past the cap declares nothing");
let declared = |xmp: String| declares_pdfa(&document(&["<< /Type /Catalog /Metadata 2 0 R >>".into(), raw_stream(&xmp)]));
let pdfa = |padding: usize| format!("<x:xmpmeta><pdfaid:part>2</pdfaid:part>{}</x:xmpmeta>", " ".repeat(padding));
assert!(declared(pdfa(1 << 20)));
assert!(!declared(pdfa(crate::appearances::MAX_XMP_BYTES)), "metadata past the cap declares nothing");
assert!(!declared("<x:xmpmeta><dc:title>pdfaid</dc:title></x:xmpmeta>".into()), "metadata without pdfaid:part declares nothing");
}
/// A widget listed many times, by one field's `/Kids` or by a `/Kids` array several fields share,