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Add a testcase for getentropy #169

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Jul 26, 2023
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Add a testcase for getentropy #169

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17 changes: 17 additions & 0 deletions tests/general/getentropy.c
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Original file line number Diff line number Diff line change
@@ -0,0 +1,17 @@
#include <assert.h>
#include <unistd.h>

int main() {
char buf[256] = {0};
int ret = getentropy(buf, 256);
assert(ret == 0);

int sum = 0;
for (int i = 0; i < 256; i++) {
sum += buf[i];
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Maybe use unsigned types and ^= instead of += to check for constant output (instead of specifically 0 output).

}

assert(sum != 0);

return 0;
}