The differences between Black Box Testing and White Box Testing are listed below.
Criteria | Black Box Testing | White Box Testing |
---|---|---|
Definition | Black Box Testing is a software testing method in which the internal structure/ design/ implementation of the item being tested is NOT known to the tester. | White Box Testing is a software testing method in which the internal structure/ design/ implementation of the item being tested is known to the tester. |
Levels Applicable To | Mainly applicable to higher levels of testing: Acceptance Testing & System Testing | Mainly applicable to lower levels of testing: Unit Testing & Integration Testing |
Responsibility | Generally, independent Software Testers | Generally, Software Developers |
Programming Knowledge | Not Required | Required |
Implementation Knowledge | Not Required | Required |
Basis for Test Cases | Requirement Specifications | Detail Design |
For a combination of the two testing methods, see Gray Box Testing.
Last Updated on September 7, 2020 by STF