# HG changeset patch
# User Bruno Haible <bruno@clisp.org>
# Date 1316549678 -7200
# Node ID bc4a7eb2598fd44030393c7ffd6f8590c20c734a
# Parent  5894e787ef49243166d1815c4a88dc2a74f17420
pwrite tests: EBADF tests.

* tests/test-pwrite.c (main): Add tests for EBADF.

diff --git a/ChangeLog b/ChangeLog
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2011-09-20  Bruno Haible  <bruno@clisp.org>
 
+	pwrite tests: EBADF tests.
+	* tests/test-pwrite.c (main): Add tests for EBADF.
+
 	pread tests: EBADF tests.
 	* tests/test-pread.c (main): Add tests for EBADF.
 
diff --git a/tests/test-pwrite.c b/tests/test-pwrite.c
--- a/tests/test-pwrite.c
+++ b/tests/test-pwrite.c
@@ -76,5 +76,20 @@
     ASSERT (close (fd) == 0);
     ASSERT (strcmp ("W1W3W5W7W9",buf) == 0);
   }
+
+  /* Test behaviour for invalid file descriptors.  */
+  {
+    char byte = 'x';
+    errno = 0;
+    ASSERT (pwrite (-1, &byte, 1, 0) == -1);
+    ASSERT (errno == EBADF);
+  }
+  {
+    char byte = 'x';
+    errno = 0;
+    ASSERT (pwrite (99, &byte, 1, 0) == -1);
+    ASSERT (errno == EBADF);
+  }
+
   return 0;
 }