• From: ycao5@s...
• Date: Tue, 19 Jun 2007 11:19:19 -0400

I am looking for a tool which can randomly generate a test case for an XML 
application which conform a specified DTD or schema.

Thanks for help,

Yang


Quoting Richard Tobin <richard@i...>:

> In article
> <B546C312A37C12438A22154026CDC7E01580FF61@e...> you
> write:
> >How can one automate the process of generation of instances?
> 
> Choose a random legal top-level element.  Give it any required
> attributes, with values chosen from the legal possibilities.
> Randomly choose optional attributes to give it.  Then give it child
> elements in accordance with its content model, making random choices
> where the content model allows them.  Add random text-content if
> allowed, or random whitespace for element-only content.  Continue
> recursively.
> 
> In practice you would probably want to specify limits on the nesting
> depth and so on.
> 
> Satisfying ID/IDREF and similar constraints can be hard in theory
> (Henry Thompson and I produced a DTD where generating instances is
> equivalent to 3SAT), but this is probably not important in realistic
> cases.
> 
> -- Richard
> -- 
> "Consideration shall be given to the need for as many as 32 characters
> in some alphabets" - X3.4, 1963.
> 
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• References:
  • Re: Any tool to generate xml documents?
    • From: richard@i... (Richard Tobin)