Test Case sc4.1.2_l1_209: Long description not up to date with bar chart [new]

Formal Metadata

Formal Metadata
TitleLong description not up to date with bar chart [new]
DescriptionA document with bar chart that displays sales for September 2007. The image has a long description (referenced by means of the longdesc attribute) that describes the sales for August 2007.
CreatorBenToWeb (Christophe.Strobbe@…)
RightsCopyright BenToWeb 2005-2007
LanguageEnglish
Date2007-08-24
Statusvalidated

Technologies and Features

Technologies are markup languages or data formats. If the technology is a markup language, “features” refers to elements and attributes.

XHTML™ 1.0 The Extensible HyperText Markup Language (Second Edition)

XHTML™ 1.0 The Extensible HyperText Markup Language (Second Edition)

Feature: img (namespace: http://www.w3.org/1999/xhtml) .

Technical specification: Including an image: the img element .

Feature: longdesc (namespace: http://www.w3.org/1999/xhtml) .

Technical specification: longdesc .

Cascading Style Sheets, level 2: CSS2 Specification

Cascading Style Sheets, level 2: CSS2 Specification

Test Data

Purpose

The test case is intended to fail because the text alternative for the bar chart is not up-to-date with the bar chart.

Test Modes

Accessibility expert.

Test Files

Test file.

TCDL Data

sc4.1.2_l1_209 (XML).

Rules

“Rules” refer to success criteria in WCAG 2.0, checkpoints in WCAG 1.0 and similar requirements.

Primary Rules

The test case fails the following success criterion : http://www.w3.org/TR/2007/WD-WCAG20-20070517/Overview.html#ensure-compat-rsv.

Functional Outcome

The text alternative can not be used in place of the bar chart.

Technical Comment

This test case maps to failure F20: Failure of SC 1.1.1 and 4.1.2 due to not updating text alternatives when changes to non-text content occur.