Mike,
The user-variables panel is great, but ...
1. it appears to be saved to file, but is not loaded when file is opened
2. I could really use embedded variable substitution, so the arguments
for functions could be user-variables, for example:
${__rand(${max})}
//derek
Derek Baum wrote:
> Mike,
>
> I'm writing some functions to generate sequential and random numbers
> with the ability to re-seed the random number generator, so that after
> the first sequential or random number the following random numbers
> will be repeatable. This allows me to generate repeatable
> pseudo-random data.
>
> Rather than making this one function with lots of arguments, I wanted
> to split it up into more frendly smaller functions, for example:
> ${__seq(setSeed)}, ${__rand(max, setSeed)}.
>
> I have two minor problems:
>
> 1. I wrote the functions as inner classes, since they are closely
> related and need to share data. However the call to
> ClassFinder.findClassesThatExtend() in CompoundFunction.java does not
> discover inner classes. This is easily fixed by adding a boolean
> "true" argument.
>
> 2. My functions are being called twice for each variable substitution,
> which means that I only get every other sequential number in my test
> data. replaceValues() in TestCompiler.java is called twice from
> configureSampler() [directly from line 115 and indirectly via
> layeredElement() on line 123]. I have not found an easy way to stop
> the duplicate call in configureSampler(). Instead I am keeping a
> WeakHashMap in my function's execute() methods that detects if it is
> called with the same SampleResult, but this is a bit messy.
>
> //derek
>
>
> Mike Stover wrote:
>
>> Users,
>> There is a new unstable release -> 1.7.2. It seems pretty solid
>> so far, and I have more confidence in it at this point than the
>> previous production release (1.7).
>> Developers/power users,
>> I've made a first pass at the GUI elements related to the new
>> functions. There is a brief doc page about functions (only in CVS,
>> not on website). User
>> defined variables can be created in the TestPlan GUI element, and a
>> dialog can
>> assist you in generating the correct syntax for your function calls.
>> The dialog is
>> available from the "Options" menu. Currently, there is only one
>> function implemented (but it's an interesting one).
>> Creating new functions should be easy and fun (hint, hint). You
>> don't need to write any GUI code. Just follow the directions in the
>> JavaDocs for the org.apache.jmeter.functions.Function interface.
>> Also org.apache.jmeter.functions.AbstractFunction, which you may want
>> to extend.
>>
>> --
>> Michael Stover
>> [EMAIL PROTECTED]
>> Yahoo IM: mstover_ya
>> ICQ: 152975688
>>
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Derek Baum
Paremus Limited
+44 (0)20 7936 9396
www.paremus.com
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