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SOFTWARE TESTING by Peter Williams, Geoff Thompson, Angelina Samaroo, Peter Morgan, Brian Hambling

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TEST TYPES

In the last section we saw that each test level has specific testing objectives. In this section we will look at the types of testing required to meet these objectives.

Test types fall into the following categories:

  • Functional testing

  • Non-functional testing

  • Structural testing

  • Testing after code has been changed.

To facilitate different types of testing, models may be used as follows:

  • Functional testing: process flows; state transition models; security threat models; plain language specifications.

  • Non-functional testing: performance model; usability model.

  • Structural testing: control flow model; menu structure model.

Functional testing

As you saw in the section on system testing, functional testing looks at the specific functionality of ...

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