Test Case sc1.1.1_l1_008: Alternative text for image in image map: image with appropriate alt attribute

Formal Metadata

Formal Metadata
TitleAlternative text for image in image map: image with appropriate alt attribute
DescriptionA document with a client-side image map; the image represents a traffic light. The alt attribute of the img element conveys the same information as the overall image ("traffic light: red at the top, orange in the middle and green at the bottom").
CreatorBenToWeb (Christophe.Strobbe@…)
RightsCopyright BenToWeb 2005-2007
LanguageEnglish
Date2005-08-25
Statusaccepted QA

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: How to specify alternate text .

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

Technical specification: How to create client-side image maps .

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

Technical specification: Client-side image maps: the map and area elements .

Test Data

Purpose

This test case is intended to pass because it presents an appropriate text alternative conveying the same information as the image. Only the image itself is tested, not the image map.

Test Modes

Accessibility expert.

Test Files

Test file.

TCDL Data

sc1.1.1_l1_008 (XML).

Rules

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

Primary Rules

The test case passes (line 15, column 7) the following success criterion: http://www.w3.org/TR/2006/WD-WCAG20-20060427/guidelines.html#text-equiv-all.

Functional Outcome

The image has a text description.

Technical Comment

The img element has an alt attribute.

(In Mozilla 1.7.3 and Firefox 1.0, the map does not work if the map element has only an id and no name attribute.)

Secondary Rules

Secondary Rule (WCAG 2.0 - June 2005 Working Draft)

The test case passes (line 15, column 7) the following success criterion: http://www.w3.org/TR/2006/WD-WCAG20-20050630/#text-equiv-informative.

Functional Outcome

The image has a text description.

Technical Comment

The img element has an alt attribute.

(In Mozilla 1.7.3 and Firefox 1.0, the map does not work if the map element has only an id and no name attribute.)