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24 lines
750 B
24 lines
750 B
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#include <string.h>
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#include <ints.h>
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#include <macros.h>
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#include <tests.h>
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DEFTEST(transmute_copy)
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{
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static const u64 EXPECTED = 18446743474098365025lu;
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struct { char i[4]; i32 u; } input = { .i = {'a','b','c','d'}, .u = -140 };
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let output = TRANSMUTE(input, u64);
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TRACE("Transmute test, expected 0x%lx, got 0x%lx", EXPECTED, output);
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//XXX: TODO: This test will fail on Big Endian machines.
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TEST_ASSERT(output == EXPECTED);
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TRACE("Alignment of output: %lu, alignment of input: %lu", _Alignof(output), _Alignof(input));
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let input2 = TRANSMUTE(output, var(input));
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TRACE("Transmute output passed, trying to transmute back");
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TEST_ASSERT( memcmp(&input2, &input, sizeof(input)) == 0 );
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return TEST_OK;
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}
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RUNTEST_DEBUG(transmute_copy);
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