an exemplary method for testing a video signal generator is provided . the method includes : setting test parameters of the video signal generator to perform a function test ; generating signals based on the test parameters through the video generator ; controlling a standard measuring apparatus to receive the signals and to convert the signals into test values ; determining whether the video signal generator passes the function test by comparing the test values with a standard working range of the video signal generators ; and generating a test report based on the test values and the test parameters . a system for testing a video signal generator is also provided . by utilizing the present invention , errors can be reduced and test efficiency can be enhanced .