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Commit 03e16bbc authored by William Escande's avatar William Escande
Browse files

Wait for the looper to be acquired 

TestLooperManager post a message on the looper, client using post a
message in front of queue can race with it and in some case, it end up
running before the looper is acquired.

Bug: 430185336
Test: atest ModulesUtilsTests
Test: atest StateMachineTest
Test: atest testStateMachineQuitNowAfterStart --rerun-until-failure 100
Flag: TEST_ONLY
Change-Id: I13783e93aa5103bd0b24cee8a9e9d84815aa8472
parent 8058a411

core/java/android/os/TestLooperManager.java

+1 −0
Original line number Original line Diff line number Diff line
@@ -63,6 +63,7 @@ public class TestLooperManager { 
        if (!mLooperIsMyLooper) {

        if (!mLooperIsMyLooper) {

            // Post a message that will keep the looper blocked as long as we are dispatching.

            // Post a message that will keep the looper blocked as long as we are dispatching.

            new Handler(looper).post(new LooperHolder());

            new Handler(looper).post(new LooperHolder());

            waitForLooperHolder();

        } else {

        } else {

            mLooperHolderLatch.countDown();

            mLooperHolderLatch.countDown();

        }

        }