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Test Case Description for  Scripts

Purpose:
  1. Verify the functionality of scripts is keyboard accessible. 
  2. If the content affected by scripting is not accessible, provide an alternative.

Initial  Conditions:
  1. Have Screen Reader program installed.
Steps/Description:

Verify
Steps and Description
Results
Script functionality is keyboard accessible

 Test the following pages with Screen Reader to see if your script is accessible with the keyboard.
page1  
page2
If the script is keyboard accessible, you will be able to activate the script on the page using only the keyboard keys.
Test the following pages with Netscape Browser using only the keyboard (no mouse) to test the functionality of the site.
page1
page2
If the script is keyboard accessible, you will be able to activate the script on the page using only the keyboard (tab and enter) keys.
Content affected by scripts are available to assistive technology
Test the page3 with a combination of browser and the assistive technology. All the important content is still available to assistive technology, for example spoken by the screen reader.
Alternatives to essential scripts that are not keyboard accessible or that affect content such that it is not accessible.
 Test page4 in a browser that does not support scripts or in a browser with support for scripts disabled:

From Netscape Browser:

1. Click Edit | Preferences.
2. Click Advanced, and then clear the options to enable JavaScript.


 If the NOSCRIPT element was used, the equivalent alternative content is rendered.

HTML Source Code:
 
Page1:
<button onfocus="alert('You focused on the the button by keyboard and as a result, this dialog box was generated')">
    click this Button</button>

Page2:
<a href="success.html" onkeypress="window.alert ('Key was pressed!')" onclick="window.alert ('Clicked!')">

Page3:
<img src="../images/convert.gif" alt="char to unicode" width="200" height="40" onclick="toUnicode()">

Page4:
<noscript> <A HREF="http://www.mozilla.org">Home Page of Mozilla Org</a> </noscript>