To Error is Human is the actual fact which drives the necessity for automation testing. As a result of, guide testers could not execute the take a look at circumstances accurately. There will likely be plenty of prospects for making errors. They might give incorrect enter information as a result of typo, or they might not discover the precise habits of the system accurately, or they might not report the take a look at outcome accurately, or they might miss to execute some take a look at circumstances, or they might neglect to run some preconditions, or they might change the sequence of take a look at case execution in case sequence is vital.
One other vital issue is, Automation take a look at scripts will likely be used as a method of storing area / venture / activity information gained by the Check Engineers. Say for instance, if a Tester works in venture for one 12 months, he may need spent extra time for studying the area, goal of the venture, modules within the venture, stream of all functionalities. He will likely be aware of recognized points and challenges.
If this Tester leaves from the venture, the information gained by him additionally will depart.
It is rather tough for the newly becoming a member of Tester to know all the pieces from the Check Case doc.
If automation take a look at scripts are already accessible then the brand new Tester can simply begin the testing by working the automation scripts, with out gaining a lot information in regards to the venture.
He can perceive the stream / information by seeing the execution of the automation take a look at scripts. However anyway, he ought to achieve venture / area information to boost / replace the automation scripts additional. So we will say that take a look at automation is a method of storing information.
Automation instrument corresponding to QTP (Fast Check Skilled) has function for storing screenshot of every web page navigated throughout the execution. So it may be used as a proof for completion of testing, and in addition we will refer the screenshots of earlier executions if there’s any have to refer them.
Check report will be mechanically written to a custom-made report web page which is able to guarantee accuracy of the report and in addition it will possibly enhance look & really feel of the report.
The essential benefit of automation testing over guide testing is, execution velocity. Check execution will be accomplished shortly and in addition we will execution the scripts in evening time additionally with out human course. So finally whole time wanted for testing will be diminished which is able to considerably assist for well timed venture completion. There could also be requirement of performing some testing at particular time. It may be simply achieved by placing execution of these automation take a look at scripts in a activity scheduler / crone job. The instrument corresponding to QTP helps automation object mannequin to realize this.
The purposeful take a look at automation scripts will likely be helpful for doing efficiency testing additionally. As a result of many efficiency take a look at instruments will help reusing / calling of those take a look at scripts.
Some kind of testing includes evaluating great amount of information between earlier model and present model as a part of regression testing. Virtually it might not doable for doing it manually. This downside will be simply solved by easy shell script or another scripts corresponding to vbs, wsh.
Because the automation take a look at instruments help Information Pushed Testing, Check execution will be performed repeatedly with many various information units.
There are lot of automation take a look at instruments accessible for doing Useful, Regression and Efficiency Testing. Check full, SilkTest, SilkPerformer, QARun, QALoad, TestPartner, WinRunner, LoadRunner, QTP, Rational Robotic and openSTA are a few of them. QTP is most generally used now because it helps vbscript and it may be used for testing many various purposes simply by including required add-ins.[ad_2]
Supply by Rajamanickam Antonimuthu