Test data generation method and device

The invention relates to a test data generation method and device, computer equipment and a storage medium. The method comprises the steps of obtaining first test data and an initial test data file based on a preset business model, performing calculation conversion according to historical transaction information, current test data and the first test data to obtain historical test data and second test data, and storing the first test data, the current test data, the historical test data and the second test data into the to-be-tested data file to obtain a target test data file. By adopting the method, the historical contract data, the historical market information data and the data irrelevant to the market information and the contract in the historical time period can be obtained, and the data are combined to serve as the test data of the transaction system, so that the transaction system can obtain the multi-dimensional current test data and the historical test data; therefore, the omnibearing and dead-corner-