Add a regression test for the setversion interface.

.gitignore

@@ -58,4 +58,5 @@ tests/getclient
 tests/getstats
 tests/getversion
 tests/openclose
+tests/setversion
 tests/updatedraw

tests/Makefile.am

@@ -20,6 +20,7 @@ TESTS = auth \
 	getversion \
 	getclient \
 	getstats \
+	setversion \
 	updatedraw
 
 EXTRA_PROGRAMS = $(TESTS)

tests/setversion.c

@@ -0,0 +1,84 @@
+/*
+ * Copyright © 2007 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ *
+ * Authors:
+ *    Eric Anholt <eric@anholt.net>
+ *
+ */
+
+#include <limits.h>
+#include "drmtest.h"
+
+/**
+ * Checks DRM_IOCTL_SET_VERSION.
+ *
+ * This tests that we can get the actual version out, and that setting invalid
+ * major/minor numbers fails appropriately.  It does not check the actual
+ * behavior differenses resulting from an increased DI version.
+ */
+int main(int argc, char **argv)
+{
+	int fd, ret;
+	drm_set_version_t sv, version;
+
+	fd = drm_open_any();
+
+	/* First, check that we can get the DD/DI versions. */
+	memset(&version, 0, sizeof(version));
+	version.drm_di_major = -1;
+	version.drm_di_minor = -1;
+	version.drm_dd_major = -1;
+	version.drm_dd_minor = -1;
+	ret = ioctl(fd, DRM_IOCTL_SET_VERSION, &version);
+	assert(ret == 0);
+	assert(version.drm_di_major != -1);
+	assert(version.drm_di_minor != -1);
+	assert(version.drm_dd_major != -1);
+	assert(version.drm_dd_minor != -1);
+
+	/* Check that an invalid DI major fails */
+	sv = version;
+	sv.drm_di_major++;
+	ret = ioctl(fd, DRM_IOCTL_SET_VERSION, &sv);
+	assert(ret == -1 && errno == EINVAL);
+
+	/* Check that an invalid DI minor fails */
+	sv = version;
+	sv.drm_di_major++;
+	ret = ioctl(fd, DRM_IOCTL_SET_VERSION, &sv);
+	assert(ret == -1 && errno == EINVAL);
+
+	/* Check that an invalid DD major fails */
+	sv = version;
+	sv.drm_dd_major++;
+	ret = ioctl(fd, DRM_IOCTL_SET_VERSION, &sv);
+	assert(ret == -1 && errno == EINVAL);
+
+	/* Check that an invalid DD minor fails */
+	sv = version;
+	sv.drm_dd_minor++;
+	ret = ioctl(fd, DRM_IOCTL_SET_VERSION, &sv);
+	assert(ret == -1 && errno == EINVAL);
+
+	close(fd);
+	return 0;
+}