There's an effort underway to make this easier - launch a single command to run everything. While this is not official yet, it can be previewed directly from version control
TestPilot311: Notes on pilot for LSB 3.1.1 certification tests
TestPilot31: Notes on pilot for LSB 3.1 certification tests
TestPilot3: Notes on pilot for LSB 3.0 certification tests
FIPsResults: Notes on the test result FIP (for lsb-runtime)