Tests for module 'system-quote'.

[gnulib.git] / tests / test-system-quote-child.c

diff --git a/tests/test-system-quote-child.c b/tests/test-system-quote-child.c
new file mode 100644 (file)
index 0000000..9b63de0
--- /dev/null
+++ b/tests/test-system-quote-child.c
@@ -0,0 +1,59 @@
+/* Child program invoked by test-system-quote-main.
+   Copyright (C) 2012 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, see <http://www.gnu.org/licenses/>.  */
+
+#include <config.h>
+
+#include <stdio.h>
+#include <string.h>
+
+#define EXPECTED_DATA_FILE "t-sq-data.tmp"
+
+int
+main (int argc, char *argv[])
+{
+  const char *arg;
+  char expected_data[1000];
+  size_t expected_data_len;
+
+  if (argc < 2)
+    /* Expected one data argument, received none.  */
+    return 2;
+  if (argc > 2)
+    /* Expected one data argument, received more than one.  */
+    return 3;
+  arg = argv[1];
+
+  /* Read the contents of EXPECTED_DATA_FILE.  */
+  {
+    FILE *fp = fopen (EXPECTED_DATA_FILE, "rb");
+    if (fp == NULL)
+      return 4;
+    expected_data_len = fread (expected_data, 1, sizeof (expected_data), fp);
+    if (fclose (fp))
+      return 5;
+  }
+
+  if (!(strlen (arg) == expected_data_len
+        && memcmp (arg, expected_data, expected_data_len) == 0))
+    {
+      /* arg is not as expected.  */
+      fprintf (stderr, "expected: %.*s\nreceived: %s\n",
+               (int)expected_data_len, expected_data, arg);
+      return 1;
+    }
+  else
+    return 0;
+}