🧪 test: register remaining tests in ctest

lsp-server/test/CMakeLists.txt

@@ -40,3 +40,15 @@ endif()
 if(EXISTS ${CMAKE_CURRENT_LIST_DIR}/test_provider/CMakeLists.txt)
   add_subdirectory(test_provider)
 endif()
+
+if(BUILD_TESTS)
+  find_program(PYTHON3_EXECUTABLE python3)
+  if(PYTHON3_EXECUTABLE)
+    add_test(NAME test_lsp_json
+      COMMAND ${PYTHON3_EXECUTABLE}
+        ${CMAKE_CURRENT_LIST_DIR}/run_lsp_json_tests.py
+        --server $<TARGET_FILE:tsl-server>)
+  else()
+    message(WARNING "python3 not found; skipping test_lsp_json registration")
+  endif()
+endif()