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🟡 Changes recommended
Default enablement exceeds the intended scope, and existing unit assertions conflict with the new behavior.
1 open issue
What changed in this PR
Updates target-size handling so a widget and its sole nested widget count as one target, including through wrapping elements.
Changes:
- Adds sole-descendant detection to target comparison.
- Adds unit and integration cases for nested widgets and sibling content.
- Removes the rule’s default-disable flag.
| File | Description |
|---|---|
| test/integration/rules/target-size/target-size.json | Adds expected nested-widget results. |
| test/integration/rules/target-size/target-size.html | Adds nested-widget fixtures. |
| test/commons/dom/is-separate-target.js | Tests sole-child and sibling cases. |
| lib/rules/target-size.json | Enables the rule by default. |
| lib/commons/dom/is-separate-target.js | Excludes sole nested widgets from separate targets. |
Review effort: Balanced
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Performance comparisonaxe metric: 🟢 No significant regression (worst: Base
per-metric regressions: (worst ms increases regardless of
The performance comparison bot is just a rough check for spotting problems and is not authoritative. Just because something shows as being faster or slower than the current |
| `<button style="margin:1px; line-height:20px">Play</button>` + | ||
| `</a>` | ||
| ); | ||
| const out = check.evaluate.apply(checkContext, checkArgs); | ||
| assert.isFalse(out); | ||
| }); | ||
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| it('returns true if the widget is not tabbable', () => { | ||
| const checkArgs = checkSetup( | ||
| `<a role="link" aria-label="play" tabindex="0" style="display:inline-block" id="target">` + | ||
| `<button tabindex="-1" style="margin:1px; line-height:20px">Play</button>` + | ||
| `</a>` | ||
| ); | ||
| const out = check.evaluate.apply(checkContext, checkArgs); | ||
| assert.isTrue(out); | ||
| }); | ||
| }); | ||
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| describe('that is a descendant', () => { | ||
| it('returns false if the widget is tabbable', () => { | ||
| const checkArgs = checkSetup( | ||
| `<a role="link" aria-label="play" tabindex="0" style="display:inline-block" id="target">` + |
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This appears to be a complete duplicate describe and tests of the previous one, so am just removing it.
Performance comparisonaxe metric: 🟢 No significant regression (worst: Base
The performance comparison bot is just a rough check for spotting problems and is not authoritative. Just because something shows as being faster or slower than the current |
|
Drafting this until I can talk to Wilco about it. I don't want to go changing the integration test page without his input. |
Performance comparisonaxe metric: 🟢 No significant regression (worst: Base
The performance comparison bot is just a rough check for spotting problems and is not authoritative. Just because something shows as being faster or slower than the current |
Performance comparisonaxe metric: 🟢 No significant regression (worst: Base
The performance comparison bot is just a rough check for spotting problems and is not authoritative. Just because something shows as being faster or slower than the current |
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Ignore a widget from the target-offset check if it's the only child of another widget. We're going to assume that if it doesn't fail
nested-interactivethen the parent widget and the child widget are the same target. This takes into account any wrapping elements as well so aspanin between will still count them as only child.To fix the target-size full integration test we decided to unnest the spans. I decided it was easier to flip the targets than try to match their position before. So instead of a small box on the left and a large box on the right, the large box is on the left and the small one on the right. I made sure that the relative positioning was still the same.
Before changes:
After changes:
Closes: #5184