How does Agile speed up the software development cycle
Software Testing |
The global digital
revolution where individuals, businesses, organizations, and even governments
are aiming at creating an online presence faces a slew of challenges. These
include rising competition, complying with stringent regulatory standards,
growing cyber security threats, and meeting customer expectations. Businesses,
in order to stay competitive, need to deliver better quality products or
services in shorter turnarounds with a provision for continuous improvement and
delivery. Since software applications and the devices enabling them offer
customers attributes like convenience, user friendliness, and time/cost
savings, businesses have their task cut out. They are constantly under pressure
to build applications with reduced time-to-market while keeping the latter’s
quality and customer centricity top-notch. These are needed to stay competitive
and retain or expand the market share.
Achieving the above-mentioned
objectives can hit a roadblock thanks to the slow traditional waterfall model
of software development. Here, the testing of a software application follows
its development. Should the testing process come across glitches or bugs, the
same are redirected to the development team for correction. The constant
to-and-fro movement of a software application in the waterfall model results in
delays. Moreover, since the waterfall model of testing is manual in character,
the effectiveness of testing gets compromised. To get around the issue,
businesses have begun using agile testing in a big way.
What is an agile testing
approach?
Unlike the waterfall
model, agile involves the development and testing of software applications
concurrently. Here, cross functional teams (development and testing) operate in
close collaboration wherein a code is validated in accordance with its expected
outcome. An important facet of agile testing is the creation of a Scrum
framework with scrum master as the facilitator. In a scrum, teams self-organize,
drive changes (if any) and address complex problems. Let us find out how agile
software testing can accelerate the process of software development.
Importantly, fixing glitches earlier in the SDLC saves time, resources and
cost.
Key Agile testing methods
to accelerate software development
# Apply continuous
integration: The objectives of
incorporating agile is to establish an iterative process of software
development involving continuous planning, testing, and integration. It allows
people in the development and testing teams to collaborate in order to further
quick decision making. One of the shortcomings of the traditional waterfall
model is the delay in achieving code integration post testing. However, agile testing services put
emphasis on continuous integration whereby the integrated code is placed in a
shared repository for validation by an automated build. The aim is to build,
test, and integrate the codes frequently for better identification of glitches.
# Automate testing: The agile testers write automated test scripts to check the codes
against a host of parameters. This way, various aspects of a software
application such as performance, usability, security, and functionality among
others are validated against expected outcomes. Since automated test scripts
can run non-stop 24x7 covering a wide scope of testing variables, there is a
dramatic rise in the number of glitches identified unlike in its manual
equivalent. As glitches are mitigated quickly and effectively, the process of
software development is accelerated.
# Risk taking ability: Since the agile testing experts (and developers) can cut down
risks by identifying and eliminating glitches early in the SDLC, the scope of
failure decreases. This is achieved thanks to a constant communication and
feedback mechanism adopted by the teams. With a reduction in the quantum of
risks, the developers get better leeway to innovate and improve the quality of
software with better features and functionalities.
# Better flexibility: When the development and testing teams collaborate in a sprint,
there is better communication and exchange of ideas. To explain with an
example, should a team think a approach to a proposed solution can give
effective and timely results, the agile testing services have the requisite
flexibility to adopt the same. Since the market dynamics and user preferences
are changing faster than expected, the flexibility in the development and
testing process is needed to meet the business objectives.
Conclusion
The Agile testing
strategy is transparent, collaborative, and flexible. It encourages the
exchange of ideas and knowledge sharing. Also, the responsibility of driving
quality in the SDLC is a shared responsibility, which keeps everyone on their
toes and prevents blame game should something go awry. The Agile testing
methodology helps the businesses stay ahead in the competition curve besides
engendering a culture of innovation.
This White
Paper explores how Agile Software Testing metrics helps organizations
deliver better software in a timely manner.
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