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33 lines
1.1 KiB
33 lines
1.1 KiB
3 years ago
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if(NOT EXISTS "${RunCMake_TEST_BINARY_DIR}/compile_commands.json")
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set(RunCMake_TEST_FAILED "compile_commands.json not generated")
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return()
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endif()
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file(READ "${RunCMake_TEST_BINARY_DIR}/compile_commands.json" compile_commands)
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macro(check_error)
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if(error)
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message(SEND_ERROR "Unexpected error \"${error}\"\nFor: ${compile_commands}")
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endif()
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endmacro()
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string(JSON num_commands ERROR_VARIABLE error LENGTH "${compile_commands}")
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check_error()
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# Only one of the targets has the EXPORT_COMPILE_COMMANDS property enabled.
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if(NOT num_commands STREQUAL 1)
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message(SEND_ERROR "Expected 1 compile command, got ${num_commands} for ${compile_commands}")
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endif()
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# Get the compile command generated.
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string(JSON result ERROR_VARIABLE error GET "${compile_commands}" 0)
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check_error()
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string(JSON result ERROR_VARIABLE error GET "${result}" file)
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check_error()
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# And ensure the correct target is in that compile command.
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cmake_path(COMPARE "${result}" EQUAL "${RunCMake_TEST_SOURCE_DIR}/expected_file.c" good)
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if(NOT good)
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message(SEND_ERROR "Expected \"${result}\" in \"${RunCMake_TEST_SOURCE_DIR}/expected_file.c\"")
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endif()
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