Make test_backup and test_restore usable again

- Add copyright headers
 - Allow the user to pass options (like '-s FOO') to adb
 - Restart device adb as root if needed
 - Make test_restore to infer a restore set

tests/backup/test_backup.sh

@@ -1,27 +1,54 @@
 #!/bin/bash
 
+# Copyright (C) 2009 The Android Open Source Project
+#
+# 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.
+
+
+ADB_OPTS="$@"
+
+#FIXME: what was this for?
 #adb kill-server
 
+# run adb as root so we can poke at com.android.backuptest's data
+root_status=$(adb $ADB_OPTS root)
+if [ "x$root_status" != "xadbd is already running as root" ]; then
+    sleep 2
+    adb $ADB_OPTS 'wait-for-device'
+fi
+
+# show commands as we go
+set -x
+
 # set the transport
-adb shell bmgr transport 1
+adb $ADB_OPTS shell bmgr transport com.google.android.backup/.BackupTransportService
 
 # load up the three files
-adb shell "rm /data/data/com.android.backuptest/files/* ; \
-           mkdir /data/data/com.android.backuptest ; \
-           mkdir /data/data/com.android.backuptest/files ; \
-           mkdir /data/data/com.android.backuptest/shared_prefs ; \
-           echo -n \"<map><int name=\\\"pref\\\" value=\\\"1\\\" /></map>\" > /data/data/com.android.backuptest/shared_prefs/raw.xml ; \
-           echo -n first file > /data/data/com.android.backuptest/files/file.txt ; \
-           echo -n asdf > /data/data/com.android.backuptest/files/another_file.txt ; \
-           echo -n 3 > /data/data/com.android.backuptest/files/3.txt ; \
-           echo -n "" > /data/data/com.android.backuptest/files/empty.txt ; \
+adb $ADB_OPTS shell \
+   "rm /data/data/com.android.backuptest/files/* ; \
+    mkdir /data/data/com.android.backuptest ; \
+    mkdir /data/data/com.android.backuptest/files ; \
+    mkdir /data/data/com.android.backuptest/shared_prefs ; \
+    echo -n \"<map><int name=\\\"pref\\\" value=\\\"1\\\" /></map>\" > /data/data com.android.backuptest/shared_prefs/raw.xml ; \
+    echo -n first file > /data/data/com.android.backuptest/files/file.txt ; \
+    echo -n asdf > /data/data/com.android.backuptest/files/another_file.txt ; \
+    echo -n 3 > /data/data/com.android.backuptest/files/3.txt ; \
+    echo -n "" > /data/data/com.android.backuptest/files/empty.txt ; \
 "
 
 # say that the data has changed
-adb shell bmgr backup com.android.backuptest
+adb $ADB_OPTS shell bmgr backup com.android.backuptest
 
 # run the backup
-adb shell bmgr run
-
-
+adb $ADB_OPTS shell bmgr run
 

tests/backup/test_restore.sh

@@ -1,8 +1,25 @@
 #!/bin/bash
 
+# Copyright (C) 2009 The Android Open Source Project
+#
+# 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.
+
+
+ADB_OPTS="$@"
+
 function check_file
 {
-    data=$(adb shell cat /data/data/com.android.backuptest/$1)
+    data=$(adb $ADB_OPTS shell cat /data/data/com.android.backuptest/$1)
     if [ "$data" = "$2" ] ; then
         echo "$1 has correct value [$2]"
     else
@@ -12,24 +29,39 @@ function check_file
     fi
 }
 
+# run adb as root so we can poke at com.android.backuptest's data
+root_status=$(adb $ADB_OPTS root)
+if [ "x$root_status" != "xadbd is already running as root" ]; then
+    echo -n "Restarting adb as root..."
+    sleep 2
+    adb $ADB_OPTS 'wait-for-device'
+    echo done.
+fi
+
 # delete the old data
 echo --- Previous files
-adb shell "ls -l /data/data/com.android.backuptest/files"
-adb shell "rm /data/data/com.android.backuptest/files/*"
+adb $ADB_OPTS shell "ls -l /data/data/com.android.backuptest/files"
+adb $ADB_OPTS shell "rm /data/data/com.android.backuptest/files/*"
 echo --- Previous shared_prefs
-adb shell "ls -l /data/data/com.android.backuptest/shared_prefs"
-adb shell "rm /data/data/com.android.backuptest/shared_prefs/*"
+adb $ADB_OPTS shell "ls -l /data/data/com.android.backuptest/shared_prefs"
+adb $ADB_OPTS shell "rm /data/data/com.android.backuptest/shared_prefs/*"
 echo --- Erased files and shared_prefs
-adb shell "ls -l /data/data/com.android.backuptest/files"
-adb shell "ls -l /data/data/com.android.backuptest/shared_prefs"
+adb $ADB_OPTS shell "ls -l /data/data/com.android.backuptest/files"
+adb $ADB_OPTS shell "ls -l /data/data/com.android.backuptest/shared_prefs"
 echo ---
 
 echo
 echo
 echo
 
+# FIXME: there's probably a smarter way to do this
+# FIXME: if we can get the android ID, that's probably the safest thing to do
+# pick the most recent set and restore from it
+restore_set=$(adb $ADB_OPTS shell bmgr list sets | head -n1 | awk '{print $1}')
+
 # run the restore
-adb shell bmgr restore 0
+printf "Restoring from set %d (hex: 0x%x)\n" $restore_set $restore_set
+adb $ADB_OPTS shell bmgr restore $restore_set
 
 echo
 echo
@@ -46,8 +78,9 @@ echo
 echo
 echo
 echo --- Restored files
-adb shell "ls -l /data/data/com.android.backuptest/files"
+adb $ADB_OPTS shell "ls -l /data/data/com.android.backuptest/files"
 echo --- Restored shared_prefs
-adb shell "ls -l /data/data/com.android.backuptest/shared_prefs"
+adb $ADB_OPTS shell "ls -l /data/data/com.android.backuptest/shared_prefs"
 echo ---
 echo
+