tests: Basic tools tester

Requested-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Ben Widawsky <ben@bwidawsk.net>

tests/Makefile.am

@@ -115,6 +115,7 @@ TESTS_scripts_M = \
 
 TESTS_scripts = \
 	test_rte_check \
+	tools_test \
 	debugfs_reader \
 	debugfs_emon_crash \
 	sysfs_l3_parity \

tests/drm_lib.sh

@@ -4,6 +4,10 @@ die() {
 	exit 1
 }
 
+do_or_die() {
+	$@ > /dev/null 2>&1 || (echo "FAIL: $@ ($?)" && exit -1)
+}
+
 if [ -d /debug/dri ] ; then
 	debugfs_path=/debug/dri
 fi

tests/tools_test

@@ -0,0 +1,18 @@
+#!/bin/bash
+# Test some of the most critical tools we have accidentally broken before.
+# TODO: Possibly make tests parse output
+
+whoami | grep -q root || ( echo ERROR: not running as root; exit 1 )
+
+SOURCE_DIR="$( dirname "${BASH_SOURCE[0]}" )"
+. $SOURCE_DIR/drm_lib.sh
+
+# ARB_MODE has existed for many gens
+do_or_die "$SOURCE_DIR/../tools/intel_reg_read 0x4030"
+
+do_or_die "$SOURCE_DIR/../tools/intel_reg_dumper"
+
+# TODO: Add more tests
+
+exit 0
+