Tests/CPackWiXGenerator: support suppressing verification

Verification requires access to an active Windows session which may not
be the case in all testing environments.

Tests/CMakeLists.txt

@@ -978,6 +978,7 @@ ${CMake_SOURCE_DIR}/Utilities/Release/push.bash --dir dev -- '${CMake_BUILD_NIGH
         --build-options
         --test-command ${CMAKE_CMAKE_COMMAND}
           "-DCPackWiXGenerator_BINARY_DIR:PATH=${CMake_BINARY_DIR}/Tests/CPackWiXGenerator"
+          "-Dno_verify:BOOL=${CMake_TEST_WIX_NO_VERIFY}"
           "-Dconfig=\${CTEST_CONFIGURATION_TYPE}"
           -P "${CMake_SOURCE_DIR}/Tests/CPackWiXGenerator/RunCPackVerifyResult.cmake")
 

Tests/CPackWiXGenerator/RunCPackVerifyResult.cmake

@@ -74,4 +74,6 @@ endforeach()
 # error SMOK1076 : ICE61: This product should remove only older
 # versions of itself. The Maximum version is not less
 # than the current product. (1.0.0 1.0.0)
-run_wix_command(smoke -nologo -wx -sw1076 "${installer_file}")
+if (NOT no_verify)
+  run_wix_command(smoke -nologo -wx -sw1076 "${installer_file}")
+endif ()