From cc048442a7517d412b6aabf5aa93aad98eb4cca3 Mon Sep 17 00:00:00 2001
From: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Date: Mon, 17 Dec 2018 13:32:25 +0100
Subject: [PATCH] helpers: Add assert_sysfs_attr_present helper

This helper is useful to check if a sysfs attribute is present.

Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
---
 helpers/assert_sysfs_attr_present | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100755 helpers/assert_sysfs_attr_present

diff --git a/helpers/assert_sysfs_attr_present b/helpers/assert_sysfs_attr_present
new file mode 100755
index 0000000..748a3d8
--- /dev/null
+++ b/helpers/assert_sysfs_attr_present
@@ -0,0 +1,16 @@
+#!/bin/sh
+
+. bootrr
+
+TEST_CASE_ID="$1"
+SYSFS_ATTRIBUTE="$2"
+TIMEOUT="${3:-1}"
+
+if [ -z "${TEST_CASE_ID}" -o -z "${SYSFS_ATTRIBUTE}" ]; then
+	echo "Usage: $0 <test-case-id> <sysfs attribute> [<timeout>]"
+	exit 1
+fi
+
+timeout ${TIMEOUT} [ -f ${SYSFS_ATTRIBUTE} ] || test_report_exit fail
+
+test_report_exit pass