You are currently viewing a snapshot of www.mozilla.org taken on April 21, 2008. Most of this content is highly out of date (some pages haven't been updated since the project began in 1998) and exists for historical purposes only. If there are any pages on this archive site that you think should be added back to www.mozilla.org, please file a bug.

Skip to main content

You are here: Test Case Matrix for Imaging > Test Case Description for image stress gif

Test Case Description for image stress gif

Purpose

To determine whether the web brower gracefully deals with unusual, corrupted, or invalid GIF images. (Test case uses the image library compiled by Pam Nunn.)

Initial Conditions

None.

Steps/Description

View each of the below-linked images, and confirm that the web browser does not crash, or display the images in a less-desirable fashion than Communicator 4.5x or IE do.

Expected Results

(Output equivalent or more desirable than that of Communicator 4.5x or IE.)

Link(s)

Animated GIF with subsequent frame larger than header

qon1.gif

center.gif

killerlogo3.gif

Animated GIFs containing at least one corrupted frame

merr-01.gif

GIF with a 1-pixel high frame

one-liner.gif

Not covered, but should be (from Pam's list):

  • background: erase
  • background: overlay
  • corruption in frame1+
  • frame1+ dimens < header dimens
  • global colormaps
  • local colormaps
  • 1x1 images