Hope the soil is not already alkaline and showing excessive Ca, Mg, and carbonates. As for the soil testing, people pay me enough such that I can handle the cost of it easily. Only time I have charged for soil tests is if I have drawn a soil test and the client declines the service agreement.
They who can give up essential liberty to obtain a little temporary safety, deserve neither liberty nor safety.
Benjamin Franklin 1775
Sell not virtue to purchase wealth, nor Liberty to purchase power.
Benjamin Franklin Poor Richard's Almanac1738