feat(perf): disable wake lock and cpu freq scaling on android

scripts/ci/android_cpu.sh

@@ -0,0 +1,42 @@
+#!/bin/bash
+set -e
+
+CPUPATH=/sys/devices/system/cpu
+WAKE_LOCK_NAME=ngperf
+
+set_governor() {
+  echo "Setting CPU frequency governor to \"$1\""
+  adb shell 'for f in '$CPUPATH'/cpu*/cpufreq/scaling_governor ; do echo '$1' > $f; done'
+}
+
+wake_lock() {
+  echo "Setting wake lock $WAKE_LOCK_NAME"
+  adb shell "echo $WAKE_LOCK_NAME > /sys/power/wake_lock"
+}
+
+wake_unlock() {
+  echo "Removing wake lock $WAKE_LOCK_NAME"
+  adb shell "echo $WAKE_LOCK_NAME > /sys/power/wake_unlock"
+}
+
+case "$1" in
+  (performance)
+    set_governor "performance"
+    ;;
+  (powersave)
+    set_governor "powersave"
+    ;;
+  (ondemand)
+    set_governor "ondemand"
+    ;;
+  (wakelock)
+    wake_lock
+    ;;
+  (wakeunlock)
+    wake_unlock
+    ;;
+  (*)
+    echo "Usage: $0 performance|powersave|ondemand|wakelock|wakeunlock"
+    exit 1
+    ;;
+esac

scripts/ci/init_android.sh

@@ -1,10 +1,15 @@
 #!/bin/bash
 set -e
+SCRIPT_DIR=$(dirname $0)
+cd $SCRIPT_DIR
 
 if [[ $PERF_BROWSERS =~ .*Android.* || $E2E_BROWSERS =~ .*Android.* ]]
 then
-  adb usb
+  adb root usb
   adb wait-for-device devices
   adb reverse tcp:8001 tcp:8001
   adb reverse tcp:8002 tcp:8002
+
+  ./android_cpu.sh performance
+  ./android_cpu.sh wakelock
 fi

scripts/ci/test_e2e.sh

@@ -18,5 +18,8 @@ serverPid=$!
 
 trap killServer EXIT
 
+# wait for server to come up!
+sleep 10
+
 ./node_modules/.bin/protractor protractor-e2e-js.conf.js --browsers=$E2E_BROWSERS
 ./node_modules/.bin/protractor protractor-e2e-dart2js.conf.js --browsers=$E2E_BROWSERS

scripts/ci/test_perf.sh

@@ -18,5 +18,8 @@ serverPid=$!
 
 trap killServer EXIT
 
+# wait for server to come up!
+sleep 10
+
 ./node_modules/.bin/protractor protractor-perf-js.conf.js --browsers=$PERF_BROWSERS
 ./node_modules/.bin/protractor protractor-perf-dart2js.conf.js --browsers=$PERF_BROWSERS