An early pregnancy test is basically done to determine whether a woman is pregnant or not. And that can be determined in many different ways.
Starting with a simple Home Testing Kit, for which a wide variety and selection of different pregnancy test kits are available in the market today.
A trip to the neighborhood drug store would indeed determine that. The efficacy of a Home Testing kit is subject to certain conditions, and one has to follow the instructions in the manual very carefully for accurate results.