Skip to content

Alfa Semi-Automated ACT Implementation

Number of Rules Implemented
Consistent Partially consistent
WCAG 2 rules 25 0
Proposed rules 27 3

Implemented Rules

Rule Name Type Consistency
Role attribute has valid value WCAG 2 Rule Consistent
ARIA state or property has valid value WCAG 2 Rule Consistent
ARIA attribute is defined in WAI-ARIA WCAG 2 Rule Consistent
Element with lang attribute has valid language tag WCAG 2 Rule Consistent
Menuitem has non-empty accessible name WCAG 2 Rule Consistent
Important letter spacing in style attributes is wide enough WCAG 2 Rule Consistent
Important word spacing in style attributes is wide enough WCAG 2 Rule Consistent
autocomplete attribute has valid value WCAG 2 Rule Consistent
Button has non-empty accessible name WCAG 2 Rule Consistent
Element marked as decorative is not exposed WCAG 2 Rule Consistent
Form field has non-empty accessible name WCAG 2 Rule Consistent
HTML page lang attribute has valid language tag WCAG 2 Rule Consistent
HTML page has non-empty title WCAG 2 Rule Consistent
Image button has non-empty accessible name WCAG 2 Rule Consistent
Image has non-empty accessible name WCAG 2 Rule Consistent
Link has non-empty accessible name WCAG 2 Rule Consistent
SVG element with explicit role has non-empty accessible name WCAG 2 Rule Consistent
Element with presentational children has no focusable content WCAG 2 Rule Consistent
Headers attribute specified on a cell refers to cells in the same table element WCAG 2 Rule Consistent
Meta element has no refresh delay WCAG 2 Rule Consistent
Meta viewport allows for zoom WCAG 2 Rule Consistent
Object element rendering non-text content has non-empty accessible name WCAG 2 Rule Consistent
HTML page has lang attribute WCAG 2 Rule Consistent
Element in sequential focus order has visible focus WCAG 2 Rule Consistent
Meta element has no refresh delay (no exception) WCAG 2 Rule Consistent
ARIA required context role Proposed Rule Consistent
ARIA required ID references exist Proposed Rule Consistent
ARIA required owned elements Proposed Rule Partial
ARIA state or property is permitted Proposed Rule Consistent
Audio element content is media alternative for text Proposed Rule Consistent
Audio or video element avoids automatically playing audio Proposed Rule Consistent
Audio element content has text alternative Proposed Rule Consistent
Audio element content has transcript Proposed Rule Consistent
Audio or video element that plays automatically has no audio that lasts more than 3 seconds Proposed Rule Consistent
Audio or video element that plays automatically has a control mechanism Proposed Rule Consistent
Orientation of the page is not restricted using CSS transforms Proposed Rule Consistent
Heading has non-empty accessible name Proposed Rule Partial
HTML page language subtag matches default language Proposed Rule Consistent
Iframe elements with identical accessible names have equivalent purpose Proposed Rule Consistent
Iframe element has non-empty accessible name Proposed Rule Consistent
Error message describes invalid form field value Proposed Rule Consistent
Links with identical accessible names have equivalent purpose Proposed Rule Consistent
Element with role attribute has required states and properties Proposed Rule Consistent
Table header cell has assigned cells Proposed Rule Partial
Video element auditory content has accessible alternative Proposed Rule Consistent
Video element visual content has accessible alternative Proposed Rule Consistent
Video element content is media alternative for text Proposed Rule Consistent
Video element visual content has audio description Proposed Rule Consistent
Video element auditory content has captions Proposed Rule Consistent
Video element visual-only content has accessible alternative Proposed Rule Consistent
Video element visual-only content is media alternative for text Proposed Rule Consistent
Video element visual-only content has audio track alternative Proposed Rule Consistent
Video element visual-only content has transcript Proposed Rule Consistent
Video element visual content has strict accessible alternative Proposed Rule Consistent
Audio and visuals of video element have transcript Proposed Rule Consistent

About Alfa (semi-automated) Results

Results in this page are taken from a public test report published by Siteimprove. Data is published using the EARL+JSON-LD data format.

Implementation Details

Role attribute has valid value

This rule is implemented by Alfa (semi-automated) using the sia-r110 procedure. The implementation is fully consistent with the Role attribute has valid value WCAG 2 rule. It covers all 10 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
None
  • 1.3.1 Info and Relationships
Test Results
sia-r110
Passed Example 1 passed
Passed Example 2 passed
Passed Example 3 passed
Failed Example 1 failed
Failed Example 2 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable
Inapplicable Example 3 inapplicable
Inapplicable Example 4 inapplicable
Inapplicable Example 5 inapplicable

ARIA state or property has valid value

This rule is implemented by Alfa (semi-automated) using the sia-r19 procedure. The implementation is fully consistent with the ARIA state or property has valid value WCAG 2 rule. It covers 20 of the 21 examples. On 1 example the implementation cannot tell the outcome. This is often because of technical limitations in tools. The implementation correctly reports no success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
None None

ARIA attribute is defined in WAI-ARIA

This rule is implemented by Alfa (semi-automated) using the sia-r20 procedure. The implementation is fully consistent with the ARIA attribute is defined in WAI-ARIA WCAG 2 rule. It covers all 7 examples. The implementation correctly reports no success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
None None
Test Results
sia-r20
Passed Example 1 passed
Passed Example 2 passed
Passed Example 3 passed
Passed Example 4 passed
Failed Example 1 failed
Failed Example 2 failed
Inapplicable Example 1 inapplicable

Element with lang attribute has valid language tag

This rule is implemented by Alfa (semi-automated) using the sia-r7 procedure. The implementation is fully consistent with the Element with lang attribute has valid language tag WCAG 2 rule. It covers all 19 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 3.1.2 Language of Parts
  • 3.1.2 Language of Parts

Menuitem has non-empty accessible name

This rule is implemented by Alfa (semi-automated) using the sia-r94 procedure. The implementation is fully consistent with the Menuitem has non-empty accessible name WCAG 2 rule. It covers all 8 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 4.1.2 Name, Role, Value
  • 4.1.2 Name, Role, Value
Test Results
sia-r94
Passed Example 1 passed
Passed Example 2 passed
Passed Example 3 passed
Passed Example 4 passed
Failed Example 1 failed
Failed Example 2 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable

Important letter spacing in style attributes is wide enough

This rule is implemented by Alfa (semi-automated) using the sia-r91 procedure. The implementation is fully consistent with the Important letter spacing in style attributes is wide enough WCAG 2 rule. It covers all 19 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 1.4.12 Text Spacing
  • 1.4.12 Text Spacing

Important word spacing in style attributes is wide enough

This rule is implemented by Alfa (semi-automated) using the sia-r92 procedure. The implementation is fully consistent with the Important word spacing in style attributes is wide enough WCAG 2 rule. It covers all 19 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 1.4.12 Text Spacing
  • 1.4.12 Text Spacing

autocomplete attribute has valid value

This rule is implemented by Alfa (semi-automated) using the sia-r10 procedure. The implementation is fully consistent with the autocomplete attribute has valid value WCAG 2 rule. It covers all 28 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 1.3.5 Identify Input Purpose
  • 1.3.5 Identify Input Purpose

*: These examples are not yet approved for the rule. Results on these outcomes are not taken into consideration determining the consistency and coverage.

Button has non-empty accessible name

This rule is implemented by Alfa (semi-automated) using the sia-r12 procedure. The implementation is fully consistent with the Button has non-empty accessible name WCAG 2 rule. It covers all 17 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 4.1.2 Name, Role, Value
  • 4.1.2 Name, Role, Value

Element marked as decorative is not exposed

This rule is implemented by Alfa (semi-automated) using the sia-r86 procedure. The implementation is fully consistent with the Element marked as decorative is not exposed WCAG 2 rule. It covers all 10 examples. The implementation correctly reports no success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
None None

Form field has non-empty accessible name

This rule is implemented by Alfa (semi-automated) using the sia-r8 procedure. The implementation is fully consistent with the Form field has non-empty accessible name WCAG 2 rule. It covers all 19 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 4.1.2 Name, Role, Value
  • 4.1.2 Name, Role, Value

*: These examples are not yet approved for the rule. Results on these outcomes are not taken into consideration determining the consistency and coverage.

HTML page lang attribute has valid language tag

This rule is implemented by Alfa (semi-automated) using the sia-r5 procedure. The implementation is fully consistent with the HTML page lang attribute has valid language tag WCAG 2 rule. It covers all 7 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 3.1.1 Language of Page
  • 3.1.1 Language of Page
Test Results
sia-r5
Passed Example 1 passed
Passed Example 2 passed
Failed Example 1 failed
Failed Example 2 failed
Failed Example 3 failed
Failed Example 4 failed
Inapplicable Example 1 inapplicable

HTML page has non-empty title

This rule is implemented by Alfa (semi-automated) using the sia-r1 procedure. The implementation is fully consistent with the HTML page has non-empty title WCAG 2 rule. It covers all 11 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 2.4.2 Page Titled
  • 2.4.2 Page Titled

*: These examples are not yet approved for the rule. Results on these outcomes are not taken into consideration determining the consistency and coverage.

Image button has non-empty accessible name

This rule is implemented by Alfa (semi-automated) using the sia-r28 procedure. The implementation is fully consistent with the Image button has non-empty accessible name WCAG 2 rule. It covers all 12 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 1.1.1 Non-text Content
  • 4.1.2 Name, Role, Value
  • 1.1.1 Non-text Content
  • 4.1.2 Name, Role, Value
Test Results
sia-r28
Passed Example 1 passed
Passed Example 2 passed
Passed Example 3 passed
Passed Example 4 passed
Failed Example 1 failed
Failed Example 2 failed
Failed Example 3 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable
Inapplicable Example 3 inapplicable
Inapplicable Example 4 inapplicable
Inapplicable Example 5 inapplicable

Image has non-empty accessible name

This rule is implemented by Alfa (semi-automated) using the sia-r2 procedure. The implementation is fully consistent with the Image has non-empty accessible name WCAG 2 rule. It covers all 18 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 1.1.1 Non-text Content
  • 1.1.1 Non-text Content
Test Results
sia-r2
Passed Example 1 passed
Passed Example 2 passed
Passed Example 3 passed
Passed Example 4 passed
Passed Example 5 inapplicable
Passed Example 6 inapplicable
Passed Example 7 inapplicable
Passed Example 8 inapplicable
Failed Example 1 failed
Failed Example 2 failed
Failed Example 3 failed
Failed Example 4 failed
Failed Example 5 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable
Inapplicable Example 3 inapplicable
Inapplicable Example 4 inapplicable
Inapplicable Example 5 inapplicable

Link has non-empty accessible name

This rule is implemented by Alfa (semi-automated) using the sia-r11 procedure. The implementation is fully consistent with the Link has non-empty accessible name WCAG 2 rule. It covers all 28 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 4.1.2 Name, Role, Value
  • 2.4.4 Link Purpose (In Context)
  • 2.4.4 Link Purpose (In Context)
  • 2.4.9 Link Purpose (Link Only)
  • 4.1.2 Name, Role, Value

SVG element with explicit role has non-empty accessible name

This rule is implemented by Alfa (semi-automated) using the sia-r43 procedure. The implementation is fully consistent with the SVG element with explicit role has non-empty accessible name WCAG 2 rule. It covers all 10 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 1.1.1 Non-text Content
  • 1.1.1 Non-text Content
Test Results
sia-r43
Passed Example 1 passed
Passed Example 2 passed
Passed Example 3 passed
Failed Example 1 failed
Failed Example 2 failed
Failed Example 3 failed
Failed Example 4 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable
Inapplicable Example 3 inapplicable

Element with presentational children has no focusable content

This rule is implemented by Alfa (semi-automated) using the sia-r90 procedure. The implementation is fully consistent with the Element with presentational children has no focusable content WCAG 2 rule. It covers all 7 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 4.1.2 Name, Role, Value
  • 4.1.2 Name, Role, Value
Test Results
sia-r90
Passed Example 1 passed
Passed Example 2 passed
Passed Example 3 passed
Failed Example 1 failed
Failed Example 2 failed
Failed Example 3 failed
Inapplicable Example 1 inapplicable

Headers attribute specified on a cell refers to cells in the same table element

This rule is implemented by Alfa (semi-automated) using the sia-r45 procedure. The implementation is fully consistent with the Headers attribute specified on a cell refers to cells in the same table element WCAG 2 rule. It covers all 17 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 1.3.1 Info and Relationships
  • 1.3.1 Info and Relationships

*: These examples are not yet approved for the rule. Results on these outcomes are not taken into consideration determining the consistency and coverage.

Meta element has no refresh delay

This rule is implemented by Alfa (semi-automated) using the sia-r9 procedure. The implementation is fully consistent with the Meta element has no refresh delay WCAG 2 rule. It covers all 15 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 2.2.1 Timing Adjustable
  • 2.2.1 Timing Adjustable
  • 2.2.4 Interruptions
  • 3.2.5 Change on Request

Meta viewport allows for zoom

This rule is implemented by Alfa (semi-automated) using the sia-r47 procedure. The implementation is fully consistent with the Meta viewport allows for zoom WCAG 2 rule. It covers all 11 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 1.4.4 Resize text
  • 1.4.4 Resize text
Test Results
sia-r47
Passed Example 1 passed
Passed Example 2 passed
Passed Example 3 inapplicable
Failed Example 1 failed
Failed Example 2 failed
Failed Example 3 failed
Failed Example 4 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable
Inapplicable Example 3 inapplicable
Inapplicable Example 4 inapplicable
Passed Example 2 * passed
Passed Example 5 * passed
Failed Example 2 * failed
Failed Example 3 * failed
Failed Example 7 * failed

*: These examples are not yet approved for the rule. Results on these outcomes are not taken into consideration determining the consistency and coverage.

Object element rendering non-text content has non-empty accessible name

This rule is implemented by Alfa (semi-automated) using the sia-r63 procedure. The implementation is fully consistent with the Object element rendering non-text content has non-empty accessible name WCAG 2 rule. It covers all 18 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 1.1.1 Non-text Content
  • 1.1.1 Non-text Content

HTML page has lang attribute

This rule is implemented by Alfa (semi-automated) using the sia-r4 procedure. The implementation is fully consistent with the HTML page has lang attribute WCAG 2 rule. It covers 6 of the 7 examples. On 1 example the implementation cannot tell the outcome. This is often because of technical limitations in tools. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 3.1.1 Language of Page
  • 3.1.1 Language of Page
Test Results
sia-r4
Passed Example 1 passed
Failed Example 1 failed
Failed Example 2 failed
Failed Example 3 failed
Failed Example 4 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 cannot tell

Element in sequential focus order has visible focus

This rule is implemented by Alfa (semi-automated) using the sia-r65 procedure. The implementation is fully consistent with the Element in sequential focus order has visible focus WCAG 2 rule. It covers all 7 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 2.4.7 Focus Visible
  • 2.4.7 Focus Visible
Test Results
sia-r65
Passed Example 1 passed
Passed Example 2 passed
Passed Example 3 passed
Passed Example 4 passed
Failed Example 1 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable
Passed Example 4 * passed
Inapplicable Example 2 * inapplicable

*: These examples are not yet approved for the rule. Results on these outcomes are not taken into consideration determining the consistency and coverage.

Meta element has no refresh delay (no exception)

This rule is implemented by Alfa (semi-automated) using the sia-r96 procedure. The implementation is fully consistent with the Meta element has no refresh delay (no exception) WCAG 2 rule. It covers all 13 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 2.2.4 Interruptions
  • 3.2.5 Change on Request
  • 2.2.4 Interruptions
  • 3.2.5 Change on Request
Test Results
sia-r96
Passed Example 1 passed
Passed Example 2 passed
Failed Example 1 failed
Failed Example 2 failed
Failed Example 3 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable
Inapplicable Example 3 inapplicable
Inapplicable Example 4 inapplicable
Inapplicable Example 5 inapplicable
Inapplicable Example 6 inapplicable
Inapplicable Example 7 inapplicable
Inapplicable Example 8 inapplicable

ARIA required context role

This rule is implemented by Alfa (semi-automated) using the sia-r42 procedure. The implementation is fully consistent with the ARIA required context role proposed rule. It covers all 15 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 1.3.1 Info and Relationships
  • 1.3.1 Info and Relationships

ARIA required ID references exist

This rule is implemented by Alfa (semi-automated) using the sia-r19 procedure. The implementation is fully consistent with the ARIA required ID references exist proposed rule. It covers all 9 examples. The implementation correctly reports no success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
None None

ARIA required owned elements

This rule is implemented by Alfa (semi-automated) using the sia-r68 procedure. The implementation is partially consistent with the ARIA required owned elements proposed rule. It covers 15 of the 17 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 1.3.1 Info and Relationships
  • 1.3.1 Info and Relationships

ARIA state or property is permitted

This rule is implemented by Alfa (semi-automated) using the sia-r18 procedure. The implementation is fully consistent with the ARIA state or property is permitted proposed rule. It covers all 16 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
None

Audio element content is media alternative for text

This rule is implemented by Alfa (semi-automated) using the sia-r29 procedure. The implementation is fully consistent with the Audio element content is media alternative for text proposed rule. It covers all 7 examples. The implementation correctly reports no success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
None None
Test Results
sia-r29
Passed Example 1 passed
Failed Example 1 failed
Failed Example 2 failed
Failed Example 3 failed
Failed Example 4 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable

Audio or video element avoids automatically playing audio

This rule is implemented by Alfa (semi-automated) using the sia-r50 procedure. The implementation is fully consistent with the Audio or video element avoids automatically playing audio proposed rule. It covers all 8 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 1.4.2 Audio Control
  • 1.4.2 Audio Control
Test Results
sia-r50
Passed Example 1 passed
Passed Example 2 passed
Passed Example 3 passed
Failed Example 1 failed
Failed Example 2 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable
Inapplicable Example 3 inapplicable

Audio element content has text alternative

This rule is implemented by Alfa (semi-automated) using the sia-r30 procedure. The implementation is fully consistent with the Audio element content has text alternative proposed rule. It covers all 8 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 1.2.1 Audio-only and Video-only (Prerecorded)
  • 1.2.1 Audio-only and Video-only (Prerecorded)
Test Results
sia-r30
Passed Example 1 passed
Passed Example 2 passed
Passed Example 3 passed
Failed Example 1 failed
Failed Example 2 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable
Inapplicable Example 3 inapplicable

Audio element content has transcript

This rule is implemented by Alfa (semi-automated) using the sia-r23 procedure. The implementation is fully consistent with the Audio element content has transcript proposed rule. It covers all 11 examples. The implementation correctly reports no success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
None None

Audio or video element that plays automatically has no audio that lasts more than 3 seconds

This rule is implemented by Alfa (semi-automated) using the sia-r48 procedure. The implementation is fully consistent with the Audio or video element that plays automatically has no audio that lasts more than 3 seconds proposed rule. It covers all 7 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
None
Test Results
sia-r48
Passed Example 1 passed
Passed Example 2 passed
Failed Example 1 failed
Failed Example 2 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable
Inapplicable Example 3 inapplicable

Audio or video element that plays automatically has a control mechanism

This rule is implemented by Alfa (semi-automated) using the sia-r49 procedure. The implementation is fully consistent with the Audio or video element that plays automatically has a control mechanism proposed rule. It covers all 11 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
None

Orientation of the page is not restricted using CSS transforms

This rule is implemented by Alfa (semi-automated) using the sia-r44 procedure. The implementation is fully consistent with the Orientation of the page is not restricted using CSS transforms proposed rule. It covers all 12 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 1.3.4 Orientation
  • 1.3.4 Orientation
Test Results
sia-r44
Passed Example 1 passed
Passed Example 2 passed
Passed Example 3 passed
Failed Example 1 failed
Failed Example 2 failed
Failed Example 3 failed
Failed Example 4 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable
Inapplicable Example 3 inapplicable
Inapplicable Example 4 inapplicable
Inapplicable Example 5 inapplicable

Heading has non-empty accessible name

This rule is implemented by Alfa (semi-automated) using the sia-r64 procedure. The implementation is partially consistent with the Heading has non-empty accessible name proposed rule. It covers all 15 examples. The implementation reports different success criteria as failed from what is expected by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
None
  • 1.3.1 Info and Relationships

HTML page language subtag matches default language

This rule is implemented by Alfa (semi-automated) using the sia-r109 procedure. The implementation is fully consistent with the HTML page language subtag matches default language proposed rule. It covers all 15 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 3.1.1 Language of Page
  • 3.1.1 Language of Page

Iframe elements with identical accessible names have equivalent purpose

This rule is implemented by Alfa (semi-automated) using the sia-r15 procedure. The implementation is fully consistent with the Iframe elements with identical accessible names have equivalent purpose proposed rule. It covers all 23 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 4.1.2 Name, Role, Value
  • 4.1.2 Name, Role, Value

Iframe element has non-empty accessible name

This rule is implemented by Alfa (semi-automated) using the sia-r13 procedure. The implementation is fully consistent with the Iframe element has non-empty accessible name proposed rule. It covers all 11 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 4.1.2 Name, Role, Value
  • 4.1.2 Name, Role, Value
Test Results
sia-r13
Passed Example 1 passed
Passed Example 2 passed
Passed Example 3 passed
Failed Example 1 failed
Failed Example 2 failed
Failed Example 3 failed
Failed Example 4 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable
Inapplicable Example 3 inapplicable
Inapplicable Example 4 inapplicable

Error message describes invalid form field value

This rule is implemented by Alfa (semi-automated) using the sia-r82 procedure. The implementation is fully consistent with the Error message describes invalid form field value proposed rule. It covers all 9 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 3.3.1 Error Identification
  • 3.3.1 Error Identification
Test Results
sia-r82
Passed Example 1 passed
Passed Example 2 passed
Passed Example 3 passed
Failed Example 1 failed
Failed Example 2 failed
Failed Example 3 failed
Failed Example 4 failed
Failed Example 5 failed
Inapplicable Example 1 inapplicable

Links with identical accessible names have equivalent purpose

This rule is implemented by Alfa (semi-automated) using the sia-r41 procedure. The implementation is fully consistent with the Links with identical accessible names have equivalent purpose proposed rule. It covers all 21 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 2.4.9 Link Purpose (Link Only)
  • 2.4.9 Link Purpose (Link Only)

Element with role attribute has required states and properties

This rule is implemented by Alfa (semi-automated) using the sia-r16 procedure. The implementation is fully consistent with the Element with role attribute has required states and properties proposed rule. It covers all 15 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
None
  • 1.3.1 Info and Relationships
  • 4.1.2 Name, Role, Value

Table header cell has assigned cells

This rule is implemented by Alfa (semi-automated) using the sia-r46 procedure. The implementation is partially consistent with the Table header cell has assigned cells proposed rule. It covers 15 of the 16 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 1.3.1 Info and Relationships
  • 1.3.1 Info and Relationships
Test Results
sia-r46
Passed Example 1 passed
Passed Example 2 inapplicable
Passed Example 3 passed
Passed Example 4 passed
Passed Example 5 passed
Passed Example 6 passed
Failed Example 1 failed
Failed Example 2 failed
Failed Example 3 inapplicable
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable
Inapplicable Example 3 inapplicable
Inapplicable Example 4 inapplicable
Inapplicable Example 5 inapplicable
Inapplicable Example 6 inapplicable
Inapplicable Example 7 inapplicable

Video element auditory content has accessible alternative

This rule is implemented by Alfa (semi-automated) using the sia-r27 procedure. The implementation is fully consistent with the Video element auditory content has accessible alternative proposed rule. It covers all 6 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 1.2.2 Captions (Prerecorded)
  • 1.2.2 Captions (Prerecorded)
Test Results
sia-r27
Passed Example 1 passed
Passed Example 2 passed
Failed Example 1 failed
Failed Example 2 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable

Video element visual content has accessible alternative

This rule is implemented by Alfa (semi-automated) using the sia-r38 procedure. The implementation is fully consistent with the Video element visual content has accessible alternative proposed rule. It covers all 9 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 1.2.3 Audio Description or Media Alternative (Prerecorded)
  • 1.2.3 Audio Description or Media Alternative (Prerecorded)
  • 1.2.5 Audio Description (Prerecorded)
  • 1.2.8 Media Alternative (Prerecorded)
Test Results
sia-r38
Passed Example 1 passed
Passed Example 2 passed
Passed Example 3 passed
Failed Example 1 failed
Failed Example 2 failed
Failed Example 3 failed
Failed Example 4 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable

Video element content is media alternative for text

This rule is implemented by Alfa (semi-automated) using the sia-r31 procedure. The implementation is fully consistent with the Video element content is media alternative for text proposed rule. It covers all 7 examples. The implementation correctly reports no success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
None None
Test Results
sia-r31
Passed Example 1 passed
Failed Example 1 failed
Failed Example 2 failed
Failed Example 3 failed
Failed Example 4 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable

Video element visual content has audio description

This rule is implemented by Alfa (semi-automated) using the sia-r25 procedure. The implementation is fully consistent with the Video element visual content has audio description proposed rule. It covers all 7 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
None
Test Results
sia-r25
Passed Example 1 passed
Passed Example 2 passed
Failed Example 1 failed
Failed Example 2 failed
Failed Example 3 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable

Video element auditory content has captions

This rule is implemented by Alfa (semi-automated) using the sia-r22 procedure. The implementation is fully consistent with the Video element auditory content has captions proposed rule. It covers all 8 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
None
Test Results
sia-r22
Passed Example 1 passed
Passed Example 2 passed
Failed Example 1 failed
Failed Example 2 failed
Failed Example 3 failed
Failed Example 4 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable

Video element visual-only content has accessible alternative

This rule is implemented by Alfa (semi-automated) using the sia-r35 procedure. The implementation is fully consistent with the Video element visual-only content has accessible alternative proposed rule. It covers all 9 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 1.2.1 Audio-only and Video-only (Prerecorded)
  • 1.2.1 Audio-only and Video-only (Prerecorded)
Test Results
sia-r35
Passed Example 1 passed
Passed Example 2 passed
Passed Example 3 passed
Failed Example 1 failed
Failed Example 2 failed
Failed Example 3 failed
Failed Example 4 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable

Video element visual-only content is media alternative for text

This rule is implemented by Alfa (semi-automated) using the sia-r26 procedure. The implementation is fully consistent with the Video element visual-only content is media alternative for text proposed rule. It covers all 7 examples. The implementation correctly reports no success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
None None
Test Results
sia-r26
Passed Example 1 passed
Failed Example 1 failed
Failed Example 2 failed
Failed Example 3 failed
Failed Example 4 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable

Video element visual-only content has audio track alternative

This rule is implemented by Alfa (semi-automated) using the sia-r32 procedure. The implementation is fully consistent with the Video element visual-only content has audio track alternative proposed rule. It covers all 5 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
None
Test Results
sia-r32
Passed Example 1 passed
Failed Example 1 failed
Failed Example 2 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable

Video element visual-only content has transcript

This rule is implemented by Alfa (semi-automated) using the sia-r33 procedure. The implementation is fully consistent with the Video element visual-only content has transcript proposed rule. It covers all 8 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
None
Test Results
sia-r33
Passed Example 1 passed
Passed Example 2 passed
Failed Example 1 failed
Failed Example 2 failed
Failed Example 3 failed
Failed Example 4 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable

Video element visual content has strict accessible alternative

This rule is implemented by Alfa (semi-automated) using the sia-r37 procedure. The implementation is fully consistent with the Video element visual content has strict accessible alternative proposed rule. It covers all 7 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 1.2.5 Audio Description (Prerecorded)
  • 1.2.5 Audio Description (Prerecorded)
Test Results
sia-r37
Passed Example 1 passed
Passed Example 2 passed
Failed Example 1 failed
Failed Example 2 failed
Failed Example 3 failed
Inapplicable Example 1 inapplicable
Inapplicable Example 2 inapplicable

Audio and visuals of video element have transcript

This rule is implemented by Alfa (semi-automated) using the sia-r24 procedure. The implementation is fully consistent with the Audio and visuals of video element have transcript proposed rule. It covers all 5 examples. The implementation correctly reports which success criteria are failed by this rule. See understanding ACT consistency.

Success Criteria
Expected Reported
  • 1.2.8 Media Alternative (Prerecorded)
  • 1.2.8 Media Alternative (Prerecorded)
Test Results
sia-r24
Passed Example 1 passed
Passed Example 2 passed
Failed Example 1 failed
Failed Example 2 failed
Inapplicable Example 1 inapplicable
Back to Top

This is an unpublished draft preview that might include content that is not yet approved. The published website is at w3.org/WAI/.