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Commit 0bef4103 authored by Roland Levillain's avatar Roland Levillain
Browse files

Refactor unit test for Android Runtime (Boot) device configuration flags. 

This is in preparation of checking other device configuration flags.

Test: core/jni/runtime_native_boot-flags-test.sh
Bug: 72446017
Bug: 120794191
Bug: 123754583
Bug: 119800099
Change-Id: I14d6defe5f7e9fcf2f3dd27a4d0fae81f2aec596
parent 474d0ab6

core/jni/runtime_native_boot-flags-test.sh

+40 −13
Original line number Diff line number Diff line
@@ -172,14 +172,16 @@ function check_no_zygote_gc_runtime_option { 
  done

}



# test_android_runtime_flag FLAG VALUE GC_RUNTIME_OPTION

# ------------------------------------------------------

# Test device configuration FLAG with VALUE. Check that GC_RUNTIME_OPTION is

# passed as GC Runtime option by the zygote.

# test_android_runtime_flag FLAG VALUE CHECK_EFFECT CHECK_NO_EFFECT

# -----------------------------------------------------------------

# Test device configuration FLAG with VALUE. CHECK_EFFECT and CHECK_NO_EFFECT

# are functions that are passed a context as sole argument and that respectively

# check the effect or the absence of effect of the flag.

function test_android_runtime_flag {

  local flag=$1

  local value=$2

  local gc_runtime_option=$3

  local check_effect=$3

  local check_no_effect=$4



  # Persistent system property (set after a reboot) associated with the device

  # configuration flag.
@@ -193,26 +195,26 @@ function test_android_runtime_flag { 
  sleep 3



  # Check that both the device configuration flag and the associated system

  # property are set, but that the zygote hasn't had the flag passed to it as a

  # GC runtime option (as we haven't rebooted yet).

  # property are set, but that flag has not produced an effect on the system (as

  # we haven't rebooted yet).

  local context="Flag set, before reboot"

  check_device_config_flag "$context" "$flag" "$value"

  check_system_property "$context" "$prop" "$value"

  check_no_zygote_gc_runtime_option "$context" "$gc_runtime_option"

  $check_no_effect "$context"



  # Reboot device for the flag value to take effect.

  reboot_and_wait_for_device

  context="Flag set, after 1st reboot"

  check_device_config_flag "$context" "$flag" "$value"

  check_system_property "$context" "$prop" "$value"

  check_zygote_gc_runtime_option "$context" "$gc_runtime_option"

  $check_effect "$context"



  # Reboot device a second time and check that the state has persisted.

  reboot_and_wait_for_device

  context="Flag set, after 2nd reboot"

  check_device_config_flag "$context" "$flag" "$value"

  check_system_property "$context" "$prop" "$value"

  check_zygote_gc_runtime_option "$context" "$gc_runtime_option"

  $check_effect "$context"



  say "Unsetting device configuration flag..."

  adb shell device_config delete "$namespace" "$flag" >/dev/null
@@ -224,9 +226,13 @@ function test_android_runtime_flag { 
  context="Flag unset, after 3rd reboot"

  check_no_device_config_flag "$context" "$flag"

  check_no_system_property "$context" "$prop"

  check_no_zygote_gc_runtime_option "$context" "$gc_runtime_option"

  $check_no_effect "$context"

}





# Pre-test actions.

# =================



# Enumerate Zygote processes.

case $(adb shell getprop ro.zygote) in

  (zygote32) zygotes="zygote";;
@@ -235,8 +241,29 @@ case $(adb shell getprop ro.zygote) in 
esac



# Test "enable_generational_cc" flag values.

test_android_runtime_flag enable_generational_cc false nogenerational_cc

test_android_runtime_flag enable_generational_cc true generational_cc

# ==========================================



function check_nogenerational_cc {

  check_zygote_gc_runtime_option "$1" nogenerational_cc

}

function check_no_nogenerational_cc {

  check_no_zygote_gc_runtime_option "$1" nogenerational_cc

}



function check_generational_cc {

  check_zygote_gc_runtime_option "$1" generational_cc

}

function check_no_generational_cc {

  check_no_zygote_gc_runtime_option "$1" generational_cc

}



test_android_runtime_flag \

  enable_generational_cc false check_nogenerational_cc check_no_nogenerational_cc

test_android_runtime_flag \

  enable_generational_cc true check_generational_cc check_no_generational_cc



# Post-test actions.

# ==================



if [[ "$exit_status" -eq 0 ]]; then

  banner "All tests passed."