Test Case xhtml1_wcag2_20050630_2.3_l1_sc1_008: Avoidance of content that could cause seizures due to photosensitivity

Formal Metadata

Formal Metadata
TitleAvoidance of content that could cause seizures due to photosensitivity
DescriptionDocument containing one image which does not flash on start. Image is flashing when it gains the focus. No warning text is shown.
CreatorBenToWeb (sandor.herramhof@…)
RightsCopyright BenToWeb 2004-2007
LanguageEnglish
Date2005-08-31
Statusaccepted for end user evaluation

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

Technical specification: Intrinsic events - onfocus .

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

Technical specification: Intrinsic events - onblur .

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

Technical specification: The img element .

ITC Guidance Note for Licensees on Flashing Images and Regular Patterns in Television

ITC Guidance Note for Licensees on Flashing Images and Regular Patterns in Television

Test Data

Purpose

The document is intended to fail (in all available accessibility guidelines documents), because users are not warned to avoid content that violates the general flash threshold.

Test Modes

End user.

Test Files

Test file.

TCDL Data

xhtml1_wcag2_20050630_2.3_l1_sc1_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 fails the following success criterion at line 23, column 14: http://www.w3.org/TR/2006/WD-WCAG20-20050630/#flicker-rate-and-warning.

The test case fails the following success criterion at line 23, column 35: http://www.w3.org/TR/2006/WD-WCAG20-20050630/#flicker-rate-and-warning.

The test case fails the following success criterion at line 24, column 6: http://www.w3.org/TR/2006/WD-WCAG20-20050630/#flicker-rate-and-warning.

Functional Outcome

No warning that activated content can cause seizures due to photosensivity.

Technical Comment

onfocus/onblur events set on a element triggers potentially harming content

Secondary Rules

Secondary Rule

The test case fails the following success criterion at line 23, column 14: URL unknown!.

The test case fails the following success criterion at line 23, column 35: URL unknown!.

The test case fails the following success criterion at line 24, column 6: URL unknown!.

Functional Outcome

No warning that activated content can cause seizures due to photosensivity.

Technical Comment

onfocus/onblur events set on a element triggers potentially harming content