In this experiment, knex is used as the target that we want to stub out. In production, we want to use Knex properly, and in development we want to replace it with our own functions.
There are three scripts in the structure:
run-realruns it as productionrun-stubruns it as developmentcleanupis a cleanup script
run-real will produce a real sqlite3 db file in the test-npm directory.
run-stub will produce the output RUNNING STUB