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fix(cssom): accept counters in content alt text

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This commit is contained in:
ldm0
2026-09-22 21:44:07 +08:00
parent fa617b2735
commit 44877975e0
1 changed files with 62 additions and 0 deletions
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moli-renderer-v8/src/native_bridge/element/styles/declaration/parse.rs
+62
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@@ -4252,6 +4252,68 @@ mod tests {
);
}
#[test]
fn content_alt_counters_use_validated_supplemental_entries() {
for (input, expected) in [
("\"\" / counter(cnt)", "\"\" / counter(cnt)"),
(
"\"regular text\" / \"alt text 1\" counter(cnt) \"alt text 2\"",
"\"regular text\" / \"alt text 1\" counter(cnt) \"alt text 2\"",
),
(
"\"regular text\" / counter(cnt) \"alt text\"",
"\"regular text\" / counter(cnt) \"alt text\"",
),
(
"\"regular text\" / counters(chapter, \".\", DECIMAL)",
"\"regular text\" / counters(chapter, \".\")",
),
(
"\"main / label\" / /* alt */ counter(cnt)",
"\"main / label\" / counter(cnt)",
),
] {
let parsed = parse_style_property_entries_for_cssom_write("content", input, true, None)
.unwrap_or_else(|| panic!("content: {input} should parse"));
assert_eq!(parsed.entries.len(), 1, "content: {input}");
assert_eq!(parsed.entries[0].name, "content", "content: {input}");
assert_eq!(parsed.entries[0].value, expected, "content: {input}");
assert!(parsed.entries[0].priority, "content: {input}");
assert_eq!(parsed.affected_names, vec!["content".to_owned()]);
assert!(style_entry_is_pdb_safe(&parsed.entries[0]));
assert!(
style_entry_is_pdb_supplemental_side_entry(&parsed.entries[0]),
"content: {input} should use side storage until Stylo parses alt counters"
);
}
for invalid in [
"none / counter(cnt)",
"\"\" / counter()",
"\"\" / url(alt.svg) counter(cnt)",
"\"\" / open-quote counter(cnt)",
"\"\" / counter(cnt) / \"extra\"",
"\"\" / counter(cnt) }",
] {
assert!(
parse_style_property_entries_for_cssom_write("content", invalid, false, None)
.is_none(),
"content: {invalid} should remain invalid"
);
}
let ordinary = parse_style_property_entries_for_cssom_write(
"content",
"\"regular text\" / \"alt text\"",
false,
None,
)
.expect("ordinary string alt text should remain Stylo-backed");
assert!(!style_entry_is_pdb_supplemental_side_entry(
&ordinary.entries[0]
));
}
#[test]
fn transition_pdb_parser_accepts_dynamic_numeric_longhands() {
let shorthand = parse_style_property_entries_with_base(