Design and Realization of Computer Network Virtual Experiment Economic Teaching Platform Based on Mathematical Image and Signal Processing

Table 1

Results of the login test.

Step	Data	Expected outcome	Actual results
The username corresponds to the role, but the wrong password was entered	Administrator role	Incorrect password prompt	Incorrect password prompt
The username does not correspond to the role but the password is correct	Username is student but login role is admin	Prompt role error	Prompt role error
The username corresponds to the role but the password is fetched from the database	Administrator role	Incorrect password prompt	Incorrect password prompt