Test xmemdup0.

* modules/xmemdup0-tests: New file.
* tests/test-xmemdup0.c: Likewise.

Signed-off-by: Eric Blake <ebb9@byu.net>

diff --git a/ChangeLog b/ChangeLog
index 70035ae5b17985076445ebb58b695978e496c721..4962795f8968c0dfb1217bf5270f046dd90de9ed 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2008-05-14  Eric Blake  <ebb9@byu.net>
+
+       Test xmemdup0.
+       * modules/xmemdup0-tests: New file.
+       * tests/test-xmemdup0.c: Likewise.
+
 2008-05-13  Eric Blake  <ebb9@byu.net>
 
        Split xmemdup0 into its own module.

diff --git a/modules/xmemdup0-tests b/modules/xmemdup0-tests
new file mode 100644 (file)
index 0000000..bcbc7ab
--- /dev/null
+++ b/modules/xmemdup0-tests
@@ -0,0 +1,12 @@
+Files:
+tests/test-xmemdup0.c
+
+Depends-on:
+progname
+
+configure.ac:
+
+Makefile.am:
+TESTS += test-xmemdup0
+check_PROGRAMS += test-xmemdup0
+test_xmemdup0_LDADD = $(LDADD) @LIBINTL@

diff --git a/tests/test-xmemdup0.c b/tests/test-xmemdup0.c
new file mode 100644 (file)
index 0000000..7295cc0
--- /dev/null
+++ b/tests/test-xmemdup0.c
@@ -0,0 +1,90 @@
+/* Test of xmemdup0() function.
+   Copyright (C) 2008 Free Software Foundation, Inc.
+
+   This program 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, or (at your option)
+   any later version.
+
+   This program 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, write to the Free Software Foundation,
+   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+
+/* Written by Eric Blake <ebb9@byu.net>, 2008.  */
+
+#include <config.h>
+
+#include "xmemdup0.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define ASSERT(expr) \
+  do                                                                        \
+    {                                                                       \
+      if (!(expr))                                                          \
+        {                                                                   \
+          fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
+          fflush (stderr);                                                  \
+          abort ();                                                         \
+        }                                                                   \
+    }                                                                       \
+  while (0)
+
+int
+main (int argc, char **argv)
+{
+  char buffer[10] = { 'a', 'b', 'c', 'd', '\0',
+                     'f', 'g', 'h', 'i', 'j'   };
+
+  /* Empty string.  */
+  {
+    char *result = xmemdup0 (NULL, 0);
+    ASSERT (result);
+    ASSERT (!*result);
+    free (result);
+  }
+  {
+    char *result = xmemdup0 ("", 0);
+    ASSERT (result);
+    ASSERT (!*result);
+    free (result);
+  }
+
+  /* Various buffer lengths.  */
+  {
+    char *result = xmemdup0 (buffer, 4);
+    ASSERT (result);
+    ASSERT (strcmp (result, buffer) == 0);
+    free (result);
+  }
+  {
+    char *result = xmemdup0 (buffer, 5);
+    ASSERT (result);
+    ASSERT (strcmp (result, buffer) == 0);
+    ASSERT (result[5] == '\0');
+    free (result);
+  }
+  {
+    char *result = xmemdup0 (buffer, 9);
+    ASSERT (result);
+    ASSERT (memcmp (result, buffer, 9) == 0);
+    ASSERT (result[9] == '\0');
+    free (result);
+  }
+  {
+    char *result = xmemdup0 (buffer, 10);
+    ASSERT (result);
+    ASSERT (memcmp (result, buffer, 10) == 0);
+    ASSERT (result[10] == '\0');
+    free (result);
+  }
+
+  return 0;
+}