Add application and Zygisk tests to avd_test.sh

app/src/main/java/com/topjohnwu/magisk/core/Provider.kt

@@ -6,12 +6,18 @@ import android.os.ParcelFileDescriptor
 import android.os.ParcelFileDescriptor.MODE_READ_ONLY
 import com.topjohnwu.magisk.core.base.BaseProvider
 import com.topjohnwu.magisk.core.su.SuCallbackHandler
+import com.topjohnwu.magisk.core.su.TestHandler
 
 class Provider : BaseProvider() {
 
     override fun call(method: String, arg: String?, extras: Bundle?): Bundle? {
+        return when (method) {
+            SuCallbackHandler.LOG, SuCallbackHandler.NOTIFY -> {
                 SuCallbackHandler.run(context!!, method, extras)
-        return Bundle.EMPTY
+                Bundle.EMPTY
+            }
+            else -> TestHandler.run(method)
+        }
     }
 
     override fun openFile(uri: Uri, mode: String): ParcelFileDescriptor? {

app/src/main/java/com/topjohnwu/magisk/core/su/TestHandler.kt

@@ -0,0 +1,67 @@
+package com.topjohnwu.magisk.core.su
+
+import android.os.Bundle
+import com.topjohnwu.magisk.core.Config
+import com.topjohnwu.magisk.core.Info
+import com.topjohnwu.magisk.core.di.ServiceLocator
+import com.topjohnwu.magisk.core.tasks.MagiskInstaller
+import com.topjohnwu.magisk.core.utils.RootUtils
+import com.topjohnwu.superuser.Shell
+import com.topjohnwu.superuser.internal.NOPList
+import kotlinx.coroutines.runBlocking
+
+object TestHandler {
+
+    fun run(method: String): Bundle {
+        val r = Bundle()
+
+        fun setup(): Boolean {
+            val nop = NOPList.getInstance()
+            return runBlocking {
+                MagiskInstaller.Emulator(nop, nop).exec()
+            }
+        }
+
+        fun test(): Boolean {
+            // Make sure Zygisk works correctly
+            if (!Info.isZygiskEnabled) {
+                r.putString("reason", "zygisk not enabled")
+                return false
+            }
+
+            // Make sure the Magisk app can get root
+            val shell = Shell.getShell()
+            if (!shell.isRoot) {
+                r.putString("reason", "shell not root")
+                return false
+            }
+
+            // Make sure the root service is running
+            RootUtils.Connection.await()
+
+            // Clear existing grant for ADB shell
+            runBlocking {
+                ServiceLocator.policyDB.delete(2000)
+                Config.suAutoResponse = Config.Value.SU_AUTO_ALLOW
+            }
+            return true
+        }
+
+        val b = runCatching {
+            when (method) {
+                "setup" -> setup()
+                "test" -> test()
+                else -> {
+                    r.putString("reason", "unknown method")
+                    false
+                }
+            }
+        }.getOrElse {
+            r.putString("reason", it.stackTraceToString())
+            false
+        }
+
+        r.putBoolean("result", b)
+        return r
+    }
+}

scripts/avd_magisk.sh

@@ -44,7 +44,7 @@ if [ -z "$FIRST_STAGE" ]; then
   fi
 fi
 
-pm install -r $(pwd)/magisk.apk
+pm install -r -g $(pwd)/magisk.apk
 
 # Extract files from APK
 unzip -oj magisk.apk 'assets/util_functions.sh' 'assets/stub.apk'

scripts/avd_test.sh

@@ -3,7 +3,7 @@
 emu="$ANDROID_SDK_ROOT/emulator/emulator"
 avd="$ANDROID_SDK_ROOT/cmdline-tools/latest/bin/avdmanager"
 sdk="$ANDROID_SDK_ROOT/cmdline-tools/latest/bin/sdkmanager"
-emu_args='-no-window -gpu swiftshader_indirect -read-only -no-snapshot -noaudio -no-boot-anim -show-kernel'
+emu_args='-no-window -gpu swiftshader_indirect -read-only -no-snapshot -no-audio -no-boot-anim -show-kernel'
 boot_timeout=600
 emu_pid=
 
@@ -20,8 +20,16 @@ type='google_apis'
 
 api_list='23 26 28 29 34'
 
+print_title() {
+  echo -e "\n\033[44;39m${1}\033[0m\n"
+}
+
+print_error() {
+  echo -e "\n\033[41;39m${1}\033[0m\n"
+}
+
 cleanup() {
-  echo -e '\n\033[41;39m! An error occurred\033[0m\n'
+  print_error "! An error occurred when testing $pkg"
 
   for api in $api_list; do
     set_api_env $api
@@ -77,16 +85,43 @@ restore_avd() {
   fi
 }
 
-test_emu() {
-  "$emu" @test $emu_args &
-  emu_pid=$!
-  timeout $boot_timeout bash -c wait_for_boot &
+wait_emu() {
+  local wait_fn=$1
+  local which_pid
+
+  timeout $boot_timeout bash -c $wait_fn &
   local wait_pid=$!
 
-  # Handle the case when emulator dies with error
-  wait -n $emu_pid $wait_pid
+  # Handle the case when emulator dies earlier than wait
+  wait -p which_pid -n $emu_pid $wait_pid
+  [ $which_pid -eq $wait_pid ]
+}
+
+test_emu() {
+  local variant=$1
+
+  print_title "* Testing $pkg ($variant)"
+
+  "$emu" @test $emu_args &
+  emu_pid=$!
+  wait_emu wait_for_boot
 
   adb shell magisk -v
+
+  # Install the Magisk app
+  adb install -r -g out/app-${variant}.apk
+  adb shell appops set com.topjohnwu.magisk REQUEST_INSTALL_PACKAGES allow
+
+  # Use the app to run setup and reboot
+  adb shell echo "'content call --uri content://com.topjohnwu.magisk.provider --method setup'" \| /system/xbin/su \
+    | tee /dev/fd/2 | grep -q 'result=true'
+  adb reboot
+  wait_emu wait_for_boot
+
+  # Run app tests
+  adb shell echo "'content call --uri content://com.topjohnwu.magisk.provider --method test'" \| /system/xbin/su \
+    | tee /dev/fd/2 | grep -q 'result=true'
+  adb shell echo "'su -c id'" \| /system/xbin/su 2000 | tee /dev/fd/2 | grep -q 'uid=0'
 }
 
 
@@ -96,27 +131,27 @@ run_test() {
   set_api_env $api
 
   # Setup emulator
-  echo -e "\n\033[44;39m* Testing $pkg\033[0m\n"
   "$sdk" $pkg
   echo no | "$avd" create avd -f -n test -k $pkg
 
   # Launch stock emulator
+  print_title "* Launching $pkg"
   restore_avd
   "$emu" @test $emu_args &
   emu_pid=$!
-  timeout $boot_timeout bash -c wait_for_bootanim
+  wait_emu wait_for_bootanim
 
   # Patch and test debug build
   ./build.py avd_patch -s "$ramdisk"
   kill -INT $emu_pid
   wait $emu_pid
-  test_emu
+  test_emu debug
 
   # Re-patch and test release build
   ./build.py -r avd_patch -s "$ramdisk"
   kill -INT $emu_pid
   wait $emu_pid
-  test_emu
+  test_emu release
 
   # Cleanup
   kill -INT $emu_pid