Test Case sc1.4.4_l3_004: Audio contrast:high background sound with scrennreader output

Formal Metadata

Formal Metadata
TitleAudio contrast:high background sound with scrennreader output
DescriptionDocument containing text and a multimedia object. The multimedia starts automatically and plays background noise, the text should be read by a screenreader.
CreatorBenToWeb (Daniela.Ortner@…)
RightsCopyright BenToWeb 2005-2007
LanguageEnglish
Date2005-08-17
Statusaccepted by both validators

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

Technical specification: Paragraphs: the P element .

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

Technical specification: General Inclusion: The object element .

Test Data

Purpose

This test case is intended to fail, because the background sound is to loud to understand the speech output of the screenreader. Only the understandability of the speech output is tested here.

Test Modes

Three or more accessibility experts.

Test Files

Test file.

TCDL Data

sc1.4.4_l3_004 (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 at line 8, column 10: http://www.w3.org/TR/2006/WD-WCAG20-20060427/guidelines.html#visual-audio-contrast-noaudio.

The test case fails the following success criterion at line 15, column 14: http://www.w3.org/TR/2006/WD-WCAG20-20060427/guidelines.html#visual-audio-contrast-noaudio.

Functional Outcome

The background sound is too loud.

Secondary Rules

Secondary Rule (WCAG 2.0 - June 2005 Working Draft)

The test case fails the following success criterion at line 8, column 10: http://www.w3.org/TR/2006/WD-WCAG20-20050630/#visual-audio-contrast-noaudio.

The test case fails the following success criterion at line 15, column 14: http://www.w3.org/TR/2006/WD-WCAG20-20050630/#visual-audio-contrast-noaudio.

Functional Outcome

The background sound is too loud.

Secondary Rule (WCAG 2.0 - February 2005 Editor's Draft)

The test case fails the following success criterion at line 8, column 10: http://www.w3.org/WAI/GL/WCAG20/WD-WCAG20-20050211/#4.1_use-spec-document-backward-compat-violations.

The test case fails the following success criterion at line 15, column 14: http://www.w3.org/WAI/GL/WCAG20/WD-WCAG20-20050211/#4.1_use-spec-document-backward-compat-violations.

Functional Outcome

The background sound is too loud.