Add the BDD for the product binding and unbind

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (86a85de) 97.40% compared to head (efdcf44) 97.40%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #117 +/- ## ======================================= Coverage 97.40% 97.40% ======================================= Files 8 8 Lines 540 540 ======================================= Hits 526 526 Misses 14 14 ```

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