Nothing beats a real-world example!
Learn how to integrate Squish tests with CMake in the Testing of Qt applications using CMake, CDash and Squish by the example of Pre-Stack PRO, a HPC seismic processing software presentation.
Example script from slide 21
... add_executable (PreStackPro ${srcs}) ... find_package (Squish 4.0 REQUIRED) squish_v4_add_test(Squish_FreqFilter AUT PreStackPro SUITE suite_PSPro/ TEST ffilter/ SETTINGSGROUP CTest_$ENV{LOGNAME}) squish_v4_add_test (Squish_Median ... ) set_tests_properties(Squish_FreqFilter Squish_Median PROPERTIES RESOURCE_LOCK “Squish”)