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# enforce policy CMP0125 to ensure predictable result of find_* commands
cmake_policy(SET CMP0125 NEW)
cmake_policy(SET CMP0126 NEW)
set(VAR 1)
set(VAR 2 CACHE STRING "")
if (NOT VAR EQUAL 1)
message(FATAL_ERROR "normal variable does not exist anymore.")
endif()
file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/file.txt" "")
set(VAR file.txt)
set(VAR "" CACHE STRING "" FORCE)
set_property(CACHE VAR PROPERTY TYPE UNINITIALIZED)
find_file(VAR NAMES file.txt PATHS "${CMAKE_CURRENT_BINARY_DIR}")
unset(VAR CACHE)
if (NOT DEFINED VAR)
message(FATAL_ERROR "find_file: normal variable does not exist anymore.")
endif()
if (NOT VAR STREQUAL "${CMAKE_CURRENT_BINARY_DIR}/file.txt")
message(FATAL_ERROR "find_file: failed to set normal variable.")
endif()
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