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      1 #!/bin/bash
      2 
      3 adb="adb"
      4 if [[ $# -gt 0 ]]; then
      5 	adb="adb $*" # for setting -e, -d or -s <serial>
      6 fi
      7 
      8 function atexit()
      9 {
     10 	local retval=$?
     11 
     12 	if [[ $retval -eq 0 ]]; then
     13 		rm $log
     14 	else
     15 		echo "There were errors, please check log at $log"
     16 	fi
     17 }
     18 
     19 log=$(mktemp)
     20 trap "atexit" EXIT
     21 
     22 function compile_module()
     23 {
     24 	local android_mk="$1"
     25 
     26 	echo "Compiling .${android_mk:${#PWD}}"
     27 	ONE_SHOT_MAKEFILE="$android_mk" make -C "../../../../../" files | tee -a $log
     28 	if [[ ${PIPESTATUS[0]} -ne 0 ]]; then
     29 		exit 1
     30 	fi
     31 }
     32 
     33 function wait_for_boot_completed()
     34 {
     35 	echo "Rebooting device"
     36 	$adb wait-for-device logcat -c
     37 	$adb wait-for-device logcat | grep -m 1 -e 'PowerManagerService.*bootCompleted' >/dev/null
     38 }
     39 
     40 function mkdir_if_needed()
     41 {
     42 	local path="$1"
     43 
     44 	if [[ "${path:0:1}" != "/" ]]; then
     45 		echo "mkdir_if_needed: error: path '$path' does not begin with /" | tee -a $log
     46 		exit 1
     47 	fi
     48 
     49 	local basename=$(basename "$path")
     50 	local dirname=$(dirname "$path")
     51 	local t=$($adb shell ls -l $dirname | tr -d '\r' | grep -e "${basename}$" | grep -oe '^.')
     52 
     53 	case "$t" in
     54 		d) # File exists, and is a directory ...
     55 			# do nothing
     56 			;;
     57 		l) # ... (or symbolic link possibly to a directory).
     58 			# do nothing
     59 			;;
     60 		"") # File does not exist.
     61 			mkdir_if_needed "$dirname"
     62 			$adb shell mkdir "$path"
     63 			;;
     64 		*) # File exists, but is not a directory.
     65 			echo "mkdir_if_needed: file '$path' exists, but is not a directory" | tee -a $log
     66 			exit 1
     67 			;;
     68 	esac
     69 }
     70 
     71 function disable_overlay()
     72 {
     73 	echo "Disabling overlay"
     74 	$adb shell rm /vendor/overlay/framework/framework-res.apk
     75 	$adb shell rm /data/resource-cache/vendor@overlay@framework@framework-res.apk@idmap
     76 }
     77 
     78 function enable_overlay()
     79 {
     80 	echo "Enabling overlay"
     81 	mkdir_if_needed "/system/vendor"
     82 	mkdir_if_needed "/vendor/overlay/framework"
     83 	$adb shell ln -s /data/app/com.android.overlaytest.overlay.apk /vendor/overlay/framework/framework-res.apk
     84 }
     85 
     86 function instrument()
     87 {
     88 	local class="$1"
     89 
     90 	echo "Instrumenting $class"
     91 	$adb shell am instrument -w -e class $class com.android.overlaytest/android.test.InstrumentationTestRunner | tee -a $log
     92 }
     93 
     94 function remount()
     95 {
     96 	echo "Remounting file system writable"
     97 	$adb remount | tee -a $log
     98 }
     99 
    100 function sync()
    101 {
    102 	echo "Syncing to device"
    103 	$adb sync data | tee -a $log
    104 }
    105 
    106 # some commands require write access, remount once and for all
    107 remount
    108 
    109 # build and sync
    110 compile_module "$PWD/OverlayTest/Android.mk"
    111 compile_module "$PWD/OverlayTestOverlay/Android.mk"
    112 sync
    113 
    114 # instrument test (without overlay)
    115 $adb shell stop
    116 disable_overlay
    117 $adb shell start
    118 wait_for_boot_completed
    119 instrument "com.android.overlaytest.WithoutOverlayTest"
    120 
    121 # instrument test (with overlay)
    122 $adb shell stop
    123 enable_overlay
    124 $adb shell start
    125 wait_for_boot_completed
    126 instrument "com.android.overlaytest.WithOverlayTest"
    127 
    128 # cleanup
    129 exit $(grep -c -e '^FAILURES' $log)
    130