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-rw-r--r--ChangeLog6
-rw-r--r--modules/dprintf-tests12
-rw-r--r--tests/test-dprintf.c44
3 files changed, 62 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index 7492db27b1..9b4fd9b198 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,11 @@
2011-09-20 Bruno Haible <bruno@clisp.org>
+ Tests for module 'dprintf'.
+ * modules/dprintf-tests: New file.
+ * tests/test-dprintf.c: New file.
+
+2011-09-20 Bruno Haible <bruno@clisp.org>
+
Tests for module 'ioctl'.
* modules/ioctl-tests: New file.
* tests/test-ioctl.c: New file.
diff --git a/modules/dprintf-tests b/modules/dprintf-tests
new file mode 100644
index 0000000000..1a46c833c8
--- /dev/null
+++ b/modules/dprintf-tests
@@ -0,0 +1,12 @@
+Files:
+tests/test-dprintf.c
+tests/signature.h
+tests/macros.h
+
+Depends-on:
+
+configure.ac:
+
+Makefile.am:
+TESTS += test-dprintf
+check_PROGRAMS += test-dprintf
diff --git a/tests/test-dprintf.c b/tests/test-dprintf.c
new file mode 100644
index 0000000000..0204e34659
--- /dev/null
+++ b/tests/test-dprintf.c
@@ -0,0 +1,44 @@
+/* Test of dprintf() function.
+ Copyright (C) 2011 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 of the License, 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 "signature.h"
+SIGNATURE_CHECK (dprintf, int, (int, const char *, ...));
+
+#include <errno.h>
+
+#include "macros.h"
+
+int
+main (int argc, char *argv[])
+{
+ /* Test behaviour for invalid file descriptors. */
+ {
+ errno = 0;
+ ASSERT (dprintf (-1, "test") == -1);
+ ASSERT (errno == EBADF);
+ }
+ {
+ errno = 0;
+ ASSERT (dprintf (99, "test") == -1);
+ ASSERT (errno == EBADF);
+ }
+
+ return 0;
+}