So inside of power surges, let's write the add function.
So add.
Why we take two variables.
We have number one.
Number two.
And that simply just returns number one plus number two.
And now our test has passed.
And notice that as soon as I press control or command s and save the file, the test runner runs the
test and shows that the test is passing.
Okay, so that's the very first test that you guys have written.