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Commit d097891e authored by Cosmin Băieș's avatar Cosmin Băieș
Browse files

Dump WindowHierarcy on getUiObject failure 

This adds an additional dump of the window hierarcy when getUiObject
fails, to complement the dump of the screenshot on failure. This should
point why the screenshot shows the button being visible, but UiDevice
doesn't find it.

Flag: EXEMPT test debug
Bug: 395783236
Test: atest InputMethodServiceTest#testBackButtonClick
  InputMethodServiceTest#testBackButtonLongClick
  InputMethodServiceTest#testImeSwitchButtonClick
  InputMethodServiceTest#testImeSwitchButtonLongClick
Change-Id: I210249f43c6c53f3f185f17645e563732e13e072
parent fc2d0835

services/tests/InputMethodSystemServerTests/src/com/android/inputmethodservice/InputMethodServiceTest.java

+10 −0
Original line number Diff line number Diff line
@@ -77,6 +77,8 @@ import org.junit.Test; 
import org.junit.rules.TestName;

import org.junit.runner.RunWith;



import java.io.ByteArrayOutputStream;

import java.nio.charset.StandardCharsets;

import java.util.List;

import java.util.Objects;

import java.util.concurrent.CountDownLatch;
@@ -1294,6 +1296,14 @@ public class InputMethodServiceTest { 
        mInstrumentation.waitForIdleSync();

        final var postScreenshot = mInstrumentation.getUiAutomation().takeScreenshot();

        mDumpOnFailure.dumpOnFailure("post-getUiObject", postScreenshot);

        try {

            final var outputStream = new ByteArrayOutputStream();

            mUiDevice.dumpWindowHierarchy(outputStream);

            final String windowHierarchy = outputStream.toString(StandardCharsets.UTF_8);

            mDumpOnFailure.dumpOnFailure("post-getUiObject", windowHierarchy);

        } catch (Exception e) {

            Log.i(TAG, "Failed to dump windowHierarchy", e);

        }

        assertWithMessage("UiObject with " + bySelector + " was found").that(uiObject).isNotNull();

        return uiObject;

    }