From 4682deeb62247d34de87f8e777f99e2d337fd377 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Frings-F=C3=BCrst?= <debian@jff.email>
Date: Sun, 20 Oct 2024 15:21:43 +0200
Subject: New upstream version 1.3

---
 tests/test-putenv.c | 67 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 tests/test-putenv.c

(limited to 'tests/test-putenv.c')

diff --git a/tests/test-putenv.c b/tests/test-putenv.c
new file mode 100644
index 00000000..535fbbbb
--- /dev/null
+++ b/tests/test-putenv.c
@@ -0,0 +1,67 @@
+/* Test the putenv function.
+   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>
+
+/* Specification.  */
+#include <stdlib.h>
+
+#include "signature.h"
+SIGNATURE_CHECK (putenv, int, (char *));
+
+#include <string.h>
+
+#include "macros.h"
+
+int
+main (void)
+{
+  char *ptr;
+
+  /* Verify the environment is clean.  */
+  unsetenv ("TEST_VAR");
+  ASSERT (getenv ("TEST_VAR") == NULL);
+
+  /* Use static on variables passed to the environment to pacify
+     -Wanalyzer-putenv-of-auto-var.  */
+
+  /* Verify adding an environment variable.  */
+  {
+    static char var[] = "TEST_VAR=abc";
+    ASSERT (putenv (var) == 0);
+    ptr = getenv ("TEST_VAR");
+    ASSERT (ptr != NULL);
+    ASSERT (STREQ (ptr, "abc"));
+  }
+
+  /* Verify removing an environment variable.  */
+  {
+    static char var[] = "TEST_VAR";
+    ASSERT (putenv (var) == 0);
+    ASSERT (getenv ("TEST_VAR") == NULL);
+  }
+
+  /* Verify the behavior when removing a variable not in the environment.  */
+  {
+    static char var[] = "TEST_VAR";
+    ASSERT (putenv (var) == 0);
+    ASSERT (getenv ("TEST_VAR") == NULL);
+  }
+
+  return test_exit_status;
+}
-- 
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