test: disallow running the test suite as root

The test suite is known to have issues when run as root. This commit prevents the test suite from running when the euid is 0. Fixes: libuv#2549 PR-URL: libuv#2585 Reviewed-By: Ben Noordhuis <[email protected]> Reviewed-By: Richard Lau <[email protected]>
bnoordhuis · Dec 26, 2019 · af45b6b · af45b6b
1 parent 2ab3dc1
commit af45b6b
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/test/run-tests.c b/test/run-tests.c
@@ -51,6 +51,13 @@ static int maybe_run_test(int argc, char **argv);
 
 
 int main(int argc, char **argv) {
+#ifndef _WIN32
+  if (0 == geteuid() && NULL == getenv("UV_RUN_AS_ROOT")) {
+    fprintf(stderr, "The libuv test suite cannot be run as root.\n");
+    return EXIT_FAILURE;
+  }
+#endif
+
   if (platform_init(argc, argv))
     return EXIT_FAILURE;