fixrule(`element_orientation_unlocked`) Reports "inapplicable" while ACT b33eff expects "Failed"

IBMa / equal-access

IBM Equal Access Accessibility Checker contains tools to automate accessibility checking from a browser or in a continuous development/build environment

Apache License 2.0

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Checker rule element_orientation_unlocked reports inconsistent with ACT rule(s) below:

[ ] Failed examples should be failed by at least one of the Checker rules fail reason codes.
[x] Checker should be mapping (report against) the same success criteria as what is expected by the ACT rule.

Partial: Orientation of the page is not restricted using CSS transforms b33eff:
- "inapplicable" Failed Example 4
- RuleID: element_orientation_unlocked with ReasonID: pass, fail_locked.
- The Checker implementation correctly reports 1.3.4 Orientation as failed by this ACT rule.

Reference

Checker's Implementation report of ACT rules https://www.w3.org/WAI/standards-guidelines/act/implementations/equal-access/ (updated 7 November 2024)
Checker's raw results sent to ACT https://unpkg.com/accessibility-checker-engine@3.1.77/act-report-v2.txt
Checker's Rule mapping spreadsheet file on box

Screenshot 2024-11-12 at 4 37 10 PM

It's not clear why its reported to ACT as "inapplicable", while running the Checker browser extension flags it as a Violation

Reported to ACT:

Failed Example 4: https://www.w3.org/WAI/content-assets/wcag-act-rules/testcases/b33eff/8f341a73c698daf157613c32a521878ed5aa7310.html
    [31m--Expected failed, but returned earl:inapplicable
    Failures: []
    Review: []
    Pass: []
    All: [
      "html_skipnav_exists:Potential_1:POTENTIAL",
      "style_highcontrast_visible:Manual_1:MANUAL",
      "skip_main_exists:Fail_1:FAIL"
    ]

Reported on Chrome v3.1.77

Violation
The element <html> is restricted to either landscape or portrait orientation using CSS transform property
Elements should not be restricted to either landscape or portrait orientation using CSS transform property
Element location <html lang="en">

Rule mapping spreadsheet

Screenshot 2024-11-12 at 4 59 40 PM

test case Fail Example 4 code:

Screenshot 2024-11-12 at 5 01 32 PM