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30 lines
836 B
Text
30 lines
836 B
Text
local ffi = require("@lune/ffi")
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local testdir = "./tests/ffi/external_struct"
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local compile = require("../utility/compile")
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compile(`{testdir}/lib.c`, `{testdir}/lib.so`)
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local lib = ffi.open(`{testdir}/lib.so`)
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local function test_AB()
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local ArgStruct = ffi.struct({ ffi.int, ffi.int:ptr() })
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local ResultStruct = ffi.struct({ ffi.int, ffi.int })
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local AB = ffi.fn({ ArgStruct }, ResultStruct)
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local AB_caller = AB:caller(lib:find("AB"))
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local resultBox = ffi.box(ffi.int.size)
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local a = ffi.int:box(100)
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local b = ffi.int:box(200)
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local arg = ArgStruct:box({ a, b:leak() })
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AB_caller:call(resultBox, arg)
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local result = ResultStruct:from(resultBox)
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assert(result[0] == 300, `AB failed. result expected 300, got {result}`)
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assert(result[1] == 20000, `AB failed. result expected 300, got {result}`)
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end
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test_AB()
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