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Commit f5e15fe1 authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Android (Google) Code Review
Browse files

Merge "App freezer tests"

parents 0935fa18 f3139ced

services/tests/mockingservicestests/src/com/android/server/am/CachedAppOptimizerTest.java

+117 −0
Original line number Diff line number Diff line
@@ -36,6 +36,7 @@ import com.android.server.appop.AppOpsService; 
import com.android.server.testables.TestableDeviceConfig;



import org.junit.After;

import org.junit.Assume;

import org.junit.Before;

import org.junit.Rule;

import org.junit.Test;
@@ -122,6 +123,8 @@ public final class CachedAppOptimizerTest { 
                CachedAppOptimizer.DEFAULT_COMPACT_THROTTLE_4);

        assertThat(mCachedAppOptimizerUnderTest.mCompactStatsdSampleRate).isEqualTo(

                CachedAppOptimizer.DEFAULT_STATSD_SAMPLE_RATE);

        assertThat(mCachedAppOptimizerUnderTest.mFreezerStatsdSampleRate).isEqualTo(

                CachedAppOptimizer.DEFAULT_STATSD_SAMPLE_RATE);

        assertThat(mCachedAppOptimizerUnderTest.mFullAnonRssThrottleKb).isEqualTo(

                CachedAppOptimizer.DEFAULT_COMPACT_FULL_RSS_THROTTLE_KB);

        assertThat(mCachedAppOptimizerUnderTest.mCompactThrottleBFGS).isEqualTo(
@@ -132,6 +135,8 @@ public final class CachedAppOptimizerTest { 
                CachedAppOptimizer.DEFAULT_COMPACT_FULL_RSS_THROTTLE_KB);

        assertThat(mCachedAppOptimizerUnderTest.mFullDeltaRssThrottleKb).isEqualTo(

                CachedAppOptimizer.DEFAULT_COMPACT_FULL_DELTA_RSS_THROTTLE_KB);

        assertThat(mCachedAppOptimizerUnderTest.useFreezer()).isEqualTo(

                CachedAppOptimizer.DEFAULT_USE_FREEZER);



        Set<Integer> expected = new HashSet<>();

        for (String s : TextUtils.split(
@@ -176,6 +181,9 @@ public final class CachedAppOptimizerTest { 
        DeviceConfig.setProperty(DeviceConfig.NAMESPACE_ACTIVITY_MANAGER,

                CachedAppOptimizer.KEY_COMPACT_STATSD_SAMPLE_RATE,

                Float.toString(CachedAppOptimizer.DEFAULT_STATSD_SAMPLE_RATE + 0.1f), false);

        DeviceConfig.setProperty(DeviceConfig.NAMESPACE_ACTIVITY_MANAGER,

                CachedAppOptimizer.KEY_FREEZER_STATSD_SAMPLE_RATE,

                Float.toString(CachedAppOptimizer.DEFAULT_STATSD_SAMPLE_RATE + 0.1f), false);

        DeviceConfig.setProperty(DeviceConfig.NAMESPACE_ACTIVITY_MANAGER,

                CachedAppOptimizer.KEY_COMPACT_FULL_RSS_THROTTLE_KB,

                Long.toString(CachedAppOptimizer.DEFAULT_COMPACT_FULL_RSS_THROTTLE_KB + 1), false);
@@ -185,6 +193,11 @@ public final class CachedAppOptimizerTest { 
                        CachedAppOptimizer.DEFAULT_COMPACT_FULL_DELTA_RSS_THROTTLE_KB + 1), false);

        DeviceConfig.setProperty(DeviceConfig.NAMESPACE_ACTIVITY_MANAGER,

                CachedAppOptimizer.KEY_COMPACT_PROC_STATE_THROTTLE, "1,2,3", false);

        assertThat(mCachedAppOptimizerUnderTest.useFreezer()).isEqualTo(

                CachedAppOptimizer.DEFAULT_USE_FREEZER);

        DeviceConfig.setProperty(DeviceConfig.NAMESPACE_ACTIVITY_MANAGER,

                CachedAppOptimizer.KEY_USE_FREEZER, CachedAppOptimizer.DEFAULT_USE_FREEZER

                ?  "false" : "true" , false);



        // Then calling init will read and set that flag.

        mCachedAppOptimizerUnderTest.init();
@@ -211,6 +224,8 @@ public final class CachedAppOptimizerTest { 
                CachedAppOptimizer.DEFAULT_COMPACT_THROTTLE_6 + 1);

        assertThat(mCachedAppOptimizerUnderTest.mCompactStatsdSampleRate).isEqualTo(

                CachedAppOptimizer.DEFAULT_STATSD_SAMPLE_RATE + 0.1f);

        assertThat(mCachedAppOptimizerUnderTest.mFreezerStatsdSampleRate).isEqualTo(

                CachedAppOptimizer.DEFAULT_STATSD_SAMPLE_RATE + 0.1f);

        assertThat(mCachedAppOptimizerUnderTest.mCompactThrottleBFGS).isEqualTo(

                CachedAppOptimizer.DEFAULT_COMPACT_THROTTLE_5 + 1);

        assertThat(mCachedAppOptimizerUnderTest.mCompactThrottlePersistent).isEqualTo(
@@ -218,6 +233,14 @@ public final class CachedAppOptimizerTest { 
        assertThat(mCachedAppOptimizerUnderTest.mFullAnonRssThrottleKb).isEqualTo(

                CachedAppOptimizer.DEFAULT_COMPACT_FULL_RSS_THROTTLE_KB + 1);

        assertThat(mCachedAppOptimizerUnderTest.mProcStateThrottle).containsExactly(1, 2, 3);



        if (mCachedAppOptimizerUnderTest.isFreezerSupported()) {

            if (CachedAppOptimizer.DEFAULT_USE_FREEZER) {

                assertThat(mCachedAppOptimizerUnderTest.useFreezer()).isFalse();

            } else {

                assertThat(mCachedAppOptimizerUnderTest.useFreezer()).isTrue();

            }

        }

    }



    @Test
@@ -243,6 +266,44 @@ public final class CachedAppOptimizerTest { 
        assertThat(mCachedAppOptimizerUnderTest.useCompaction()).isFalse();

    }



    @Test

    public void useFreeze_doesNotListenToDeviceConfigChanges() throws InterruptedException {

        Assume.assumeTrue(mCachedAppOptimizerUnderTest.isFreezerSupported());



        assertThat(mCachedAppOptimizerUnderTest.useFreezer()).isEqualTo(

                CachedAppOptimizer.DEFAULT_USE_FREEZER);



        // The freezer DeviceConfig property is read at boot only

        DeviceConfig.setProperty(DeviceConfig.NAMESPACE_ACTIVITY_MANAGER,

                CachedAppOptimizer.KEY_USE_FREEZER, "true", false);

        mCachedAppOptimizerUnderTest.init();

        mCountDown = new CountDownLatch(1);



        // No notifications should get to the cached app optimizer.

        assertThat(mCountDown.await(5, TimeUnit.SECONDS)).isFalse();



        // The flag value has to be set correctly.

        assertThat(mCachedAppOptimizerUnderTest.useFreezer()).isTrue();

        // The cached app optimizer thread must be running.

        assertThat(mCachedAppOptimizerUnderTest.mCachedAppOptimizerThread.isAlive()).isTrue();



        // Set the flag the other way without rebooting. It shall not change.

        mCountDown = new CountDownLatch(1);

        DeviceConfig.setProperty(DeviceConfig.NAMESPACE_ACTIVITY_MANAGER,

                CachedAppOptimizer.KEY_USE_FREEZER, "false", false);

        assertThat(mCountDown.await(5, TimeUnit.SECONDS)).isTrue();

        assertThat(mCachedAppOptimizerUnderTest.useFreezer()).isTrue();





        // Now, set the flag to false and restart the cached app optimizer

        DeviceConfig.setProperty(DeviceConfig.NAMESPACE_ACTIVITY_MANAGER,

                CachedAppOptimizer.KEY_USE_FREEZER, "false", false);

        mCachedAppOptimizerUnderTest.init();



        // The flag value has to be set correctly.

        assertThat(mCachedAppOptimizerUnderTest.useFreezer()).isFalse();

    }



    @Test

    public void useCompaction_listensToDeviceConfigChangesBadValues() throws InterruptedException {

        assertThat(mCachedAppOptimizerUnderTest.useCompaction()).isEqualTo(
@@ -260,6 +321,22 @@ public final class CachedAppOptimizerTest { 
                CachedAppOptimizer.DEFAULT_USE_COMPACTION);

    }



    @Test

    public void useFreeze_listensToDeviceConfigChangesBadValues() throws InterruptedException {

        assertThat(mCachedAppOptimizerUnderTest.useFreezer()).isEqualTo(

                CachedAppOptimizer.DEFAULT_USE_FREEZER);



        // When we push an invalid flag value...

        DeviceConfig.setProperty(DeviceConfig.NAMESPACE_ACTIVITY_MANAGER,

                CachedAppOptimizer.KEY_USE_FREEZER, "foobar", false);



        mCachedAppOptimizerUnderTest.init();



        // Then we set the default.

        assertThat(mCachedAppOptimizerUnderTest.useFreezer()).isEqualTo(

                CachedAppOptimizer.DEFAULT_USE_FREEZER);

    }



    @Test

    public void compactAction_listensToDeviceConfigChanges() throws InterruptedException {

        mCachedAppOptimizerUnderTest.init();
@@ -482,6 +559,17 @@ public final class CachedAppOptimizerTest { 
        // Then that override is reflected in the compactor.

        assertThat(mCachedAppOptimizerUnderTest.mCompactStatsdSampleRate).isEqualTo(

                CachedAppOptimizer.DEFAULT_STATSD_SAMPLE_RATE + 0.1f);



        // When we override mFreezerStatsdSampleRate with a reasonable value ...

        mCountDown = new CountDownLatch(1);

        DeviceConfig.setProperty(DeviceConfig.NAMESPACE_ACTIVITY_MANAGER,

                CachedAppOptimizer.KEY_FREEZER_STATSD_SAMPLE_RATE,

                Float.toString(CachedAppOptimizer.DEFAULT_STATSD_SAMPLE_RATE + 0.1f), false);

        assertThat(mCountDown.await(5, TimeUnit.SECONDS)).isTrue();



        // Then that override is reflected in the compactor.

        assertThat(mCachedAppOptimizerUnderTest.mFreezerStatsdSampleRate).isEqualTo(

                CachedAppOptimizer.DEFAULT_STATSD_SAMPLE_RATE + 0.1f);

    }



    @Test
@@ -498,6 +586,16 @@ public final class CachedAppOptimizerTest { 
        // Then that override is reflected in the compactor.

        assertThat(mCachedAppOptimizerUnderTest.mCompactStatsdSampleRate).isEqualTo(

                CachedAppOptimizer.DEFAULT_STATSD_SAMPLE_RATE);



        // When we override mFreezerStatsdSampleRate with an unreasonable value ...

        mCountDown = new CountDownLatch(1);

        DeviceConfig.setProperty(DeviceConfig.NAMESPACE_ACTIVITY_MANAGER,

                CachedAppOptimizer.KEY_FREEZER_STATSD_SAMPLE_RATE, "foo", false);

        assertThat(mCountDown.await(5, TimeUnit.SECONDS)).isTrue();



        // Then that override is reflected in the freezer.

        assertThat(mCachedAppOptimizerUnderTest.mFreezerStatsdSampleRate).isEqualTo(

                CachedAppOptimizer.DEFAULT_STATSD_SAMPLE_RATE);

    }



    @Test
@@ -523,6 +621,25 @@ public final class CachedAppOptimizerTest { 


        // Then the values is capped in the range.

        assertThat(mCachedAppOptimizerUnderTest.mCompactStatsdSampleRate).isEqualTo(1.0f);



        // When we override mFreezerStatsdSampleRate with an value outside of [0..1]...

        mCountDown = new CountDownLatch(1);

        DeviceConfig.setProperty(DeviceConfig.NAMESPACE_ACTIVITY_MANAGER,

                CachedAppOptimizer.KEY_FREEZER_STATSD_SAMPLE_RATE,

                Float.toString(-1.0f), false);

        assertThat(mCountDown.await(5, TimeUnit.SECONDS)).isTrue();



        // Then the values is capped in the range.

        assertThat(mCachedAppOptimizerUnderTest.mFreezerStatsdSampleRate).isEqualTo(0.0f);



        mCountDown = new CountDownLatch(1);

        DeviceConfig.setProperty(DeviceConfig.NAMESPACE_ACTIVITY_MANAGER,

                CachedAppOptimizer.KEY_FREEZER_STATSD_SAMPLE_RATE,

                Float.toString(1.01f), false);

        assertThat(mCountDown.await(5, TimeUnit.SECONDS)).isTrue();



        // Then the values is capped in the range.

        assertThat(mCachedAppOptimizerUnderTest.mFreezerStatsdSampleRate).isEqualTo(1.0f);

    }



    @Test