Test Development Series Python Development Mock Interface (III)

The last article, finally into the theme, the preparation of the previous work has been done, the following began to write the code of logic, the code I have written, each line is annotated.

OK, the code is above, each separate function is split out to do a separate function to work, so that the code will not appear to be a bit messy.

Let's test it and see if there are any bugs.

Let's start with a normal pass test:

Two more. Exception verification, a price error, a user does not exist.

Done, all verified passed, of course, there are a lot of no verification, save everyone to move hands.

Test Development Series Python Development Mock Interface (III)