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From Flavio Cysne <flaviocy...@gmail.com>
Subject Re: CSV dataset to refresh value with every reference
Date Mon, 15 Apr 2013 16:35:32 GMT
__intSum function could be used instead of __count. In some cases the first
one is more suitable.


2013/4/15 Flavio Cysne <flaviocysne@gmail.com>

> If the number of times you will use these data is already known you should
> rearrange your csv to contain all sequenced data in the same line.
>
> Example: suppose your csv file contains the data below
> bob
> fred
> mark
> tina
>
> you could reformat it to
>
> bob,fred,mark,tina
>
> and use "name1,name2,name3,name4" as column names on the CSV Dataset Config
>
> this way you could compose your variable name using __count function and
> iterate within the sequence.
>
>
> 2013/4/15 Shmuel Krakower <shmulikk@gmail.com>
>
>> Thanks for the response.
>> I'd guess I can give it a try in a bit different way.
>>
>> The only problem is that in my case I need ten different values out of the
>> file with each sample (I am sending 10 different user IDs to get their
>> data
>> with specific API call).
>> The cleanest solution is to add another option to the CSV Dataset Config
>> Element, so it will support such case.
>> Adding another config option like: Refresh value on: Every reference,
>> Every
>> iteration.
>>
>> Another option I have in mind is if the CSV config create an array of all
>> items in CSV file, I can randomly generate the item I wanna get out of the
>> array of items. Something similar to the way the regex extractor can
>> create
>> arrays.
>>
>> Shmuel Krakower.
>> www.Beatsoo.org - re-use your jmeter scripts for application performance
>> monitoring from worldwide locations for free.
>>
>>
>> On Mon, Apr 15, 2013 at 6:00 PM, Flavio Cysne <flaviocysne@gmail.com>
>> wrote:
>>
>> > AFAIK, there isn't a method to do a "readNext" on the CSV file.
>> >
>> > Maybe using a BeanShell Post-Processor to simulate part of
>> > the iterationStart method in CSVDataSet class is a way to solve it.
>> >
>> >
>> > Code extracted from iterationStart method that is relevant to the
>> question:
>> >
>> > 103        FileServer server = FileServer.getFileServer();
>> > ...
>> > 113            String _fileName = getFilename();
>> > 114            String mode = getShareMode();
>> > 115            int modeInt = CSVDataSetBeanInfo.getShareModeAsInt(mode);
>> > 116            switch(modeInt){
>> > 117                case CSVDataSetBeanInfo.SHARE_ALL:
>> > 118                    alias = _fileName;
>> > 119                    break;
>> > 120                case CSVDataSetBeanInfo.SHARE_GROUP:
>> > 121                    alias =
>> > _fileName+"@"+System.identityHashCode(context.getThreadGroup());
>> > 122                    break;
>> > 123                case CSVDataSetBeanInfo.SHARE_THREAD:
>> > 124                    alias =
>> > _fileName+"@"+System.identityHashCode(context.getThread());
>> > 125                    break;
>> > 126                default:
>> > 127                    alias = _fileName+"@"+mode; // user-specified key
>> > 128                    break;
>> > 129            }
>> > ...
>> > 149               if (getQuotedData()) {
>> > 150                lineValues = server.getParsedLine(alias, recycle,
>> > firstLineIsNames, delim.charAt(0));
>> > 151            } else {
>> > 152                String line = server.readLine(alias, recycle,
>> > firstLineIsNames);
>> > 153                lineValues = JOrphanUtils.split(line, delim, false);
>> > 154            }
>> >
>> >
>> > With some aspects already known from CSV Dataset Config you could
>> restrict
>> > the code executed in BeanShell to a few lines.
>> >
>> >
>> >
>> >
>> > 2013/4/15 Shmuel Krakower <shmulikk@gmail.com>
>> >
>> > > Hi all,
>> > > The normal behavior of CSV dataset is to give us the next value with
>> each
>> > > iteration on the local thread. I.e. single thread test will get new
>> value
>> > > as new iteration begins.
>> > >
>> > > I have a need that with each time I reference the variable from the
>> CSV
>> > > config element, I'll get the next value.
>> > > Maybe that's something silly easy, but I cannot find how to do that.
>> > >
>> > > Best,
>> > >
>> > > Shmuel Krakower.
>> > > www.Beatsoo.org - re-use your jmeter scripts for application
>> performance
>> > > monitoring from worldwide locations for free.
>> > >
>> >
>>
>
>

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