Прошло 2 года.

lib/epdiy/examples/test/CMakeLists.txt

@@ -0,0 +1,11 @@
+# This is the project CMakeLists.txt file for the test subproject
+cmake_minimum_required(VERSION 3.16)
+
+# Add newly added components to one of these lines:
+# 1. Add here if the component is compatible with IDF >= v4.3
+set(EXTRA_COMPONENT_DIRS "../../")
+
+set(TEST_COMPONENTS "epdiy")
+
+include($ENV{IDF_PATH}/tools/cmake/project.cmake)
+project(epdiy_testrunner)