Recommendation engine test method, device, computing equipment and system

The invention discloses a test method of a recommendation engine. The method is suitable for being executed in a computing device, the computing device is in communication connection with a recommendation engine and a service platform, the method comprises: obtaining log information recorded on the service platform, dividing the log information into plan data, scheduling data, unit data and strategy data, whrein each kind of data has an affiliated plan identifier; selecting scheduling data, unit data and strategy data with the same plan identifier to be assembled to generate a test case, whrein the test case comprises engine data constructed based on the selected data, a test request used for testing the engine data and an expected return result of the test request; and sending the enginedata to a recommendation engine, sending the test request to the recommendation engine to obtain an actual return result, and verifying the actual return result according to an expected return result.The invention further dis