Need Jmeter Regular Expression Extractor - jmeter

I need to extract value from the response body text and need to add that value for another request. I need to write a regular expression to capture the below-mentioned value.
<id>45893943</id>

If you're looking for a regular expression - it would be something like <id>(\d+)</id> where:
d - matches any number
+ - repetition
It might be easier for you to consider Boundary Extractor as it's configuration is more simple and it acts much faster, just provide <id> as the left boundary and </id> as the right boundary and JMeter will extract everything between the boundaries:
And last but not the least, using regular expressions for parsing HTML or XML is not the best idea, you might want to use CSS Selector Extractor or XPath Extractor instead, however we need to see the full response in order to be able to come up with the best solution

Related

Jmeter could not extract response value

Using Jmeter n my Json response couldn't extract the below "_MESSAGE_" response value as well need to capture first five value in our variable like (10000) alone
"{\"_STATUS_\":\"SUCCESS\",\"_MESSAGE_\":\"10000,1111111111\"}"
Note : This is invalid json and dev team not supporting to build the right json.
it's high priority task - anyone have a solution for this issue. please share your input.
I am looking for the solution to extract the "_MESSAGE_" and need to capture first five value in our variable like (10000) alone
You can use Boundary Extractor and use "MESSAGE":" as left boundary
and , as right boundary
Given response is not a valid JSON you have 2 options:
Regular Expression Extractor, the relevant regular expression would be something like:
"MESSAGE":"(\d{5})
See Regular Expressions chapter of JMeter user manual for explanation of what do these (), \ d and {5} mean
Boundary Extractor where you can just provide "left" and "right" boundaries and JMeter will extract everything in-between
More information: The Boundary Extractor vs. the Regular Expression Extractor in JMeter

Fetch the value from the response data in Jmeter

Here is my response data,
{"system":false,"redirect":{"href":"\/\/localhost-933824.auth.org\/dashboard","data-loader":"fullscreen"},"name":false,"url":"login\/auth\/localhost","container":"#pyModule","scope":null,"infinite":false,"action":{"method":"update","target":"container"},"csrf":{"name":"csrf_token","value":"e18a9gbd853bda5c317cv48a3426y28e"}}
Want to fetch 933824 value from the response, how to do it in any extractor like regex or json in Jmeter ? I tried with [^?]+(?:\?localhost-([^&]+).*)? and /\?localhost-([a-z0-9\-]+)\&?/i but not working.
You're making the things too complicated, there is \d meta character which stands for the "digit" and if you add a + sign which stands for "repetition" it will match any number of digits.
So you can simplify your regular expression to something like:
localhost-(\d+).auth.org
Also be aware that there is even simpler way: using Boundary Extractor where you don't have to bother about coming up with a proper regular expression, you just need to provide "left" and "right" boundaries and it will extract everything in-between:
Moreover this approach consumes less resources and acts much faster. More information: The Boundary Extractor vs. the Regular Expression Extractor in JMeter
Please try below, add a regular expression extractor and provide the below expression
localhost-([^&]*).auth.org

How to use regular expression when there are 2 dynamic values in the same URL and 1 of which changes continuously?

I need to extract 2 dynamic values from the URL -
id
I used the regular expression (.+?) and added to path - /blazor?${id}
I see invalid character error in View results tree.
the number after &_ which changes for each request.
Is it possible to extract a value which changes continuously? How can it be implemented?
Sample URL's:
https://abc.abc.com:8443/_blazor?id=jTl2weD7HcQIS78PcBHbVg&_=1606828427324
https://abc.abc.com:8443/_blazor?id=jTl2weD7HcQIS78PcBHbVg
https://abc.abc.com:8443/_blazor?id=jTl2weD7HcQIS78PcBHbVg&_=1606828427575
https://abc.abc.com:8443/_blazor?id=jTl2weD7HcQIS78PcBHbVg&_=1606828427756
https://abc.abc.com:8443/_blazor?id=jTl2weD7HcQIS78PcBHbVg&_=1606828427885
This number is utterly like to be a current timestamp so instead of extracting you can use JMeter's __time() function for generating it:
If you use just (.+?) - it will match the first character in the URL (which is h) and then stop, if you want to get the ID the relevant regular expression should be something like:
id=(.+?)&
similarly for the timestamp (or whatever it is)
_=(\d+)
or if you want everything after blazor?
_blazor?(.*)
If you're not too comfortable with regular expressions you may find Boundary Extractor easier to use, all you need to do is to provide "left" and "right" boundaries and it will capture everything "in between":
as a little bonus - it works much faster and consumes less resources. More information - The Boundary Extractor vs. the Regular Expression Extractor in JMeter

How to extract the response using a regular expression for Jmeter?

How can I extract the response using a regular expression for Jmeter.
Jmeter is not extracting the response item that I want to extract. I've tried several times, but I failed. How can I extract the response item?
Response data is as shown in the screenshot:
The value which I need to extract has been highlighted.
I tried extracting using the following expression, but it failed:
<h2>.+?<a hfref="http://(.+?)">.+?</a>.</h2>
Please follow the below steps to extract the Id value.
In your Regular Expression Extractor, configure below details. Use the regular expression as Public/FormsPreview.aspx\?Id\=(.+?)& to retrieve the Id.
You can use other unique left/right boundaries as well, as your regular expression.
How to validate your regular expression extractor?
To validate your regular expression extractor, add a Debug Sampler (Right Click on your thread group > Add > Sampler > Debug Sampler)
Execute the test plan
In View Results Tree you can see the c_ID value as shown below.
Depending on how vary can result be (I mean, how the form is changing? is that only querystring Id parameter that is different? could there be another response (than Object Moved) with Id that you don't want to parse? etc.), the regular expression in the Regular Expession Extractor Post-Processor (which fits best here) would be different.
From simplest context-agnostic, Id=(\d+) (that is considering you have numeric Id), to making it case-insensitive (?i)Id=(\d+) and/or alphanumeric Id=([0-9a-zA-Z]+), or even whatever symbols are in (but you'd be forced to start to include context in this case ) Id=(.+?)& - and up to one that uses broader context evaluating the whole multiline stuff, like (?im)<title>Object\smoved</title>.+<a\shref=.+Id=(\d+)
And don't forget to use $1$ as your Template and take the Match 1.
I suggest you to stick to the most narrow and most context-agnostic one you can afford (the very first example here).
Add some assertions to make sure you're on the right page - despite the fact they executed after post-processors, you'd see something is wrong, at least.
You can add regular expression extractor like following

Regular Expression for span text in jmeter

html code
<span id="nameDomain">gmail.com</span>
How to take the field values in Regular Expression extractor of jmeter
What i have to give
Regular Expression:
Template:
Match No.(0 for Random):
You can check the below example to extract the value.
You need to use ${spanval} in the subsequent requests to access the value you have extracted.
Check this: JMeter - Regular Expression
Extractor
In general using regular expressions to parse HTML isn't a very good idea as regular expressions are very sensitive to markup change and very fragile.
You can use XPath Extractor instead.
Add XPath Extractor as a child of the request which returns that "span" and configure it as follows:
Check Use Tidy box if response is not XHTML-compliant
Reference Name: anything meaningful, i.e. nameDomain
XPath Query: //span[#id='nameDomain']/text()
Refer extracted value as ${nameDomain} where required.
See XPath Tutorial for language reference and Using the XPath Extractor in JMeter for some more details.
If you still want to use Regular Expressions, the relevant Regular Expression will be <span id="nameDomain">(\S+)</span> and Template $1$. Other fields (apart from the "Reference Name" may be left as they are.

Resources