Test Suite
Heading Structure
Tests axe-core rules: heading-order. Expect violations on the skipped-level cases.
Skipped heading level
FAIL — jumps from h2 to h4, skipping h3. axe-core: heading-order
Section heading (h2)
Skipped to h4 — violation here
The heading level jumped from 2 to 4, skipping level 3.
Correct sequential headings
PASS — h2 followed by h3 followed by h4, all in order
Section (h2)
Subsection (h3)
Detail (h4)
Heading levels are sequential — no violation.
Another skipped level
FAIL — jumps from h2 directly to h5
Top level (h2)
Way down to h5 — violation
Skipped h3 and h4 entirely.