Rule 7.4.1

Summary

This test consists in detecting patterns that are known to change context automatically:

  • a <select> element with an onchange attribute
  • a <form> element without submit button

Business description

Criterion

7.4

Test

7.4.1

Description

Chaque script qui initie un changement de contexte vérifie-t-il une de ces conditions ?

  • L’utilisateur est averti par un texte de l’action du script et du type de changement avant son déclenchement.
  • Le changement de contexte est initié par un bouton (input de type submit, button ou image ou balise <button>) explicite.
  • Le changement de contexte est initié par un lien explicite.

Level

A

Technical description

Scope

Page

Decision level

Semi-Decidable

Algorithm

Selection

Set1

All the <select> tags with an onchange attribute (select[onchange])

Set2

All the <form> tags with a <select> child but without child of type <button>, <input type="submit">, <input type="button"> or <input type="reset">.

CSS selector:

select[onchange],
form:has(select)
   :not(:has(button))
   :not(:has(input[type=submit]))
   :not(:has(input[type=button]))
   :not(:has(input[type=reset]))

Process

Test1

For each occurence of Set1 and Set2, raise a MessageA

Test2

If Set1 AND Set2 are empty, raise a MessageB

MessageA : Context changed by script detected
  • code: ContextChangedScriptDetected
  • status: Pre-Qualified
  • parameter: snippet
  • present in source: yes
MessageB : No Pattern detected
  • code: NoPatternDetected_Rgaa40-07041
  • status: Pre-Qualified
  • present in source: no

Analysis

Pre-qualified

In all cases

Files