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Domain Testing: Divide and Conquer - Testing Education

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2. ZLTech has a web-based mail system. A user has to enter his/her user name<br />

<strong>and</strong> password <strong>and</strong> then click on the Log in button to log in <strong>and</strong> access his/her<br />

inbox. The password can have six to nine characters. Also, only underscores<br />

‘_’, except as the first character, <strong>and</strong> uppercase letters are allowed for the<br />

password. What variables could be involved in analysis of this group of facts?<br />

What variable do we know enough about to perform equivalence class analysis<br />

<strong>and</strong> then a boundary value analysis? Identify the relevant dimensions for this<br />

variable. Develop a series of tests by performing equivalence class analysis <strong>and</strong><br />

boundary value analysis on each of the identified dimensions of this variable.<br />

h.<br />

a. What variables could be involved in analysis of this group of<br />

facts?<br />

b. What variable do we know enough about to perform equivalence<br />

class analysis <strong>and</strong> then a boundary value analysis?<br />

c. Identify the general dimensions of the variable<br />

d. Represent the variable as a mathematical range expression along<br />

each of the identified dimensions.

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