Assertion
Another variation of debugging is the assertion technique. This is done by inserting assertion statements in the application's code. An assertion statement is a logical check in the source code that determines the condition of the application at certain checkpoints in the application. The checking done by an assertion statement is normally a check of certain important conditions at different stages in the application that evaluates to a Boolean value. The assertion statement uses this Boolean value to determine a success or failure. When encountering a failure, the assertion statement can throw an exception that may even result in the application terminating its execution flow.
Note
Assertion statements can be viewed as active debugging ...
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