--- /dev/null
+/* Test the sig2str and str2sig functions.
+ Copyright (C) 2024 Free Software Foundation, Inc.
+
+ This file is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published
+ by the Free Software Foundation, either version 3 of the License,
+ or (at your option) any later version.
+
+ This file is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <https://www.gnu.org/licenses/>. */
+
+/* Written by Collin Funk <collin.funk1@gmail.com>, 2024. */
+
+#include <config.h>
+
+#include "sig2str.h"
+
+#include <string.h>
+
+#include "macros.h"
+
+int
+main (void)
+{
+ char buffer[SIG2STR_MAX];
+ int signo;
+
+ /* Test sig2str on signals specified by ISO C. */
+
+ ASSERT (sig2str (SIGABRT, buffer) == 0);
+ ASSERT (STREQ (buffer, "ABRT"));
+
+ ASSERT (sig2str (SIGFPE, buffer) == 0);
+ ASSERT (STREQ (buffer, "FPE"));
+
+ ASSERT (sig2str (SIGILL, buffer) == 0);
+ ASSERT (STREQ (buffer, "ILL"));
+
+ ASSERT (sig2str (SIGINT, buffer) == 0);
+ ASSERT (STREQ (buffer, "INT"));
+
+ ASSERT (sig2str (SIGSEGV, buffer) == 0);
+ ASSERT (STREQ (buffer, "SEGV"));
+
+ ASSERT (sig2str (SIGTERM, buffer) == 0);
+ ASSERT (STREQ (buffer, "TERM"));
+
+ /* Test str2sig on signals specified by ISO C. */
+
+ ASSERT (str2sig ("ABRT", &signo) == 0);
+ ASSERT (signo == SIGABRT);
+
+ ASSERT (str2sig ("FPE", &signo) == 0);
+ ASSERT (signo == SIGFPE);
+
+ ASSERT (str2sig ("ILL", &signo) == 0);
+ ASSERT (signo == SIGILL);
+
+ ASSERT (str2sig ("INT", &signo) == 0);
+ ASSERT (signo == SIGINT);
+
+ ASSERT (str2sig ("SEGV", &signo) == 0);
+ ASSERT (signo == SIGSEGV);
+
+ ASSERT (str2sig ("TERM", &signo) == 0);
+ ASSERT (signo == SIGTERM);
+
+ /* Check behavior of sig2str on invalid signals. */
+
+ ASSERT (sig2str (-714, buffer) == -1);
+
+ /* Check behavior of str2sig on invalid signals. */
+
+ ASSERT (str2sig ("Not a signal", &signo) == -1);
+
+ return 0;
+}