1. A method of oil well test classification comprising: receiving a first set of oil well test results from one or more measurement devices of a well test separator; storing the first set of oil well test results in a database; receiving an annotation of at least a portion of one or more tests of the first set oil well test results and storing the annotation in the database with an association to the respective test portions the first set of oil well test results; receiving a second set of oil well test results from the one or more measurement devices of the well test separator; comparing the second set of oil well test results with the annotated test results to identify one or more closest matches; labeling one or more portions of the second set of oil well test results with the annotations of the identified closest matches; and outputting the label of the second set of oil well test results.