04c85c98f4e6bf991cd7411b9a891b376c0464cb
test-doubles.md
| ... | ... | @@ -65,6 +65,8 @@ specific converters we are going to want, or have one in hand. |
| 65 | 65 | |
| 66 | 66 | A stub is an implementation that returns a canned answer (POODR, p. 210). |
| 67 | 67 | |
| 68 | +**NOTE:** We stub on the DOC, not on the SUT. For some guidance on this, see <https://robots.thoughtbot.com/don-t-stub-the-system-under-test>. |
|
| 69 | + |
|
| 68 | 70 | If we create a stub manually, we will want an instance of FToCConverter's convert method to return |
| 69 | 71 | a value that we can verify. It might look like this: |
| 70 | 72 |