What is component testing and how to write component test cases?

Component testing is characterized as a software testing type, in which the testing is performed on
every individual segment independently without incorporating with different segments. It's additionally
alluded to as Module Testing when it is seen from a design point of view. Part Testing is additionally
alluded to as Unit Testing, Program Testing or Module Testing. 

By and large, any product all in all is made of a few segments. Part Level Testing manages to test these
segments exclusively. 

It's one of the most successive discovery testing types that is performed by the QA Team. 

According to the underneath outline, there will be a test system and test plan for segment testing.
Where every single piece of the product or application is considered separately. For every one of this
segment, a Test Scenario will be characterized, which will be additionally brought down into a High-Level
Test Cases - > Low-Level point by point Test Cases with Prerequisites.

Component testing can be divided as:

CTIS – Component Testing in Small 

Segment testing might be finished with or without separation of rest of different parts in the product or
application under test. On the off chance that it's performed with the separation of other parts, at that
point it's alluded as Component Testing in Small. 

CTIS – Component Testing in Large 

Segment testing managed without seclusion of different parts in the product or application under test
alludes as Component Testing Large.