20 lines
1.1 KiB
CMake
20 lines
1.1 KiB
CMake
set(JSON_TEST_DATA_URL https://github.com/nlohmann/json_test_data)
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set(JSON_TEST_DATA_VERSION 3.1.0)
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# if variable is set, use test data from given directory rather than downloading them
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if(JSON_TestDataDirectory)
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message(STATUS "Using test data in ${JSON_TestDataDirectory}.")
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add_custom_target(download_test_data)
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file(WRITE ${CMAKE_BINARY_DIR}/include/test_data.hpp "#define TEST_DATA_DIRECTORY \"${JSON_TestDataDirectory}\"\n")
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else()
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find_package(Git)
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# target to download test data
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add_custom_target(download_test_data
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COMMAND test -d json_test_data || ${GIT_EXECUTABLE} clone -c advice.detachedHead=false --branch v${JSON_TEST_DATA_VERSION} ${JSON_TEST_DATA_URL}.git --quiet --depth 1
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COMMENT "Downloading test data from ${JSON_TEST_DATA_URL} (v${JSON_TEST_DATA_VERSION})"
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WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
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)
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# create a header with the path to the downloaded test data
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file(WRITE ${CMAKE_BINARY_DIR}/include/test_data.hpp "#define TEST_DATA_DIRECTORY \"${CMAKE_BINARY_DIR}/json_test_data\"\n")
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endif()
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