Asqatasun v4 - Summary

Asqatasun v4 - RGAA 3.2016 - Rule 1.8.2

Summary

This test consists in detecting informative image buttons in form and thus defining the applicability of the test.

Human check will be then needed to determine whether the detected elements containing text can be replaced by styled text.

Business description

Criterion

1.8

Test

1.8.2

Description

Pour chaque bouton "image texte" (balise input avec l’attribut type="image") porteur d’information, en l’absence d’un mécanisme de remplacement, doit si possible être remplacé par du texte stylé. Cette règle est-elle respectée (hors cas particuliers) ?

Level

AA

Technical description

Scope

Page

Decision level

Semi-Decidable

Algorithm

Selection

Set1

All the <input> tags with a "type" attribute equals to "image" not identified as captcha (see Notes about captcha detection)

Set2

All the elements of Set1 identified as informative image by marker usage (see Notes for details about detection through marker)

Set3

All the elements of Set1 identified neither as informative image, nor as decorative image by marker usage (see Notes for details about detection through marker)

Process

Test1

For each element of Set2, raise a MessageA

Test2

For each element of Set3, raise a MessageB

MessageA : Check text styled presence of informative image
MessageB : Check nature of image and text styled presence

Analysis

Not Applicable

The page has no button image in form (Set1 is empty)

Pre-Qualified

In all other cases

Notes

Markers

Informative images markers are set through the INFORMATIVE_IMAGE_MARKER parameter.

Decorative images markers are set through the DECORATIVE_IMAGE_MARKER parameter.

The value(s) passed as marker(s) will be checked against the following attributes:

Captcha detection

An element is identified as a CAPTCHA when the "captcha" occurrence is found :

TestCases

TestCases files for rule 1.8.2