Add OS fingerprint test

Change-type: minor
Signed-off-by: Giovanni Garufi <giovanni@balena.io>

suites/os/suite.js

@@ -104,6 +104,7 @@ module.exports = {
 		);
 	},
 	tests: [
+		'./tests/fingerprint',
 		'./tests/led',
 		'./tests/config-json',
 		'./tests/boot-splash',

suites/os/tests/fingerprint/index.js

@@ -0,0 +1,39 @@
+/*
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+'use strict';
+
+module.exports = {
+	title: 'Check for OS corruption',
+	tests: [
+		{
+			title: 'test resinos.fingerprint file',
+			run: async function(test) {
+				let error = null;
+				try {
+					await this.context
+						.get()
+						.worker.executeCommandInHostOS(
+							'md5sum --quiet -c /resinos.fingerprint',
+							this.context.get().link,
+						);
+				} catch (e) {
+					error = e;
+				}
+
+				test.is(error, null, 'Device rootfs seems to be corrupted');
+			},
+		},
+	],
+};