Fix roaming getting stuck after changing sims

The header was keeping a map of roaming states which could have
stray old subids in it when it shouldn't. It just needs to be
cleared when the sims change.

Test: runtest systemui
Change-Id: I62c5acab5739b9c4acf69a8c7e00b2f75de903dc

packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickStatusBarHeader.java

@@ -29,6 +29,7 @@ import android.graphics.drawable.RippleDrawable;
 import android.os.UserManager;
 import android.support.annotation.Nullable;
 import android.support.annotation.VisibleForTesting;
+import android.telephony.SubscriptionInfo;
 import android.util.AttributeSet;
 import android.util.SparseBooleanArray;
 import android.view.View;
@@ -64,6 +65,8 @@ import com.android.systemui.statusbar.policy.UserInfoController;
 import com.android.systemui.statusbar.policy.UserInfoController.OnUserInfoChangedListener;
 import com.android.systemui.tuner.TunerService;
 
+import java.util.List;
+
 public class QuickStatusBarHeader extends BaseStatusBarHeader implements
         NextAlarmChangeCallback, OnClickListener, OnUserInfoChangedListener, EmergencyListener,
         SignalCallback {
@@ -440,10 +443,20 @@ public class QuickStatusBarHeader extends BaseStatusBarHeader implements
         }
     }
 
+    @Override
+    public void setSubs(List<SubscriptionInfo> subs) {
+        mRoamingsBySubId.clear();
+        updateRoaming();
+    }
+
     public void setMobileDataIndicators(IconState statusIcon, IconState qsIcon, int statusType,
             int qsType, boolean activityIn, boolean activityOut, String typeContentDescription,
             String description, boolean isWide, int subId, boolean roaming) {
         mRoamingsBySubId.put(subId, roaming);
+        updateRoaming();
+    }
+
+    private void updateRoaming() {
         boolean isRoaming = calculateRoaming();
         if (mIsRoaming != isRoaming) {
             mIsRoaming = isRoaming;

packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationMenuRowTest.java

@@ -25,7 +25,7 @@ import org.junit.Test;
 import org.junit.runner.RunWith;
 
 @RunWith(SysUIRunner.class)
-@RunWithLooper
+@RunWithLooper(setAsMainLooper = true)
 public class NotificationMenuRowTest extends LeakCheckedTest {
 
     @Before

packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/QuickStatusBarHeaderTest.java

@@ -0,0 +1,84 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the
+ * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the specific language governing
+ * permissions and limitations under the License.
+ */
+
+package com.android.systemui.statusbar.phone;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotEquals;
+
+import android.os.Handler;
+import android.os.Looper;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.FrameLayout;
+import android.widget.TextView;
+
+import com.android.systemui.R;
+import com.android.systemui.R.layout;
+import com.android.systemui.SysUIRunner;
+import com.android.systemui.utils.TestableLooper;
+import com.android.systemui.utils.TestableLooper.RunWithLooper;
+import com.android.systemui.utils.ViewUtils;
+import com.android.systemui.utils.leaks.LeakCheckedTest;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import java.util.ArrayList;
+
+@RunWith(SysUIRunner.class)
+@RunWithLooper(setAsMainLooper = true)
+public class QuickStatusBarHeaderTest extends LeakCheckedTest {
+
+    @Before
+    public void setup() throws NoSuchFieldException, IllegalAccessException {
+        injectLeakCheckedDependencies(ALL_SUPPORTED_CLASSES);
+    }
+
+    @Test
+    public void testRoamingStuck() throws Exception {
+        TestableLooper looper = TestableLooper.get(this);
+        assertEquals(Looper.myLooper(), looper.getLooper());
+        assertEquals(Looper.myLooper(), Looper.getMainLooper());
+        QuickStatusBarHeader header = (QuickStatusBarHeader) LayoutInflater.from(mContext).inflate(
+                layout.quick_status_bar_expanded_header, null);
+        header.setExpanded(true);
+
+        ViewUtils.attachView(header);
+        looper.processMessages(1);
+        TextView emergencyText = (TextView) header.findViewById(
+                R.id.header_emergency_calls_only);
+        int subId = 0;
+        header.setMobileDataIndicators(null, null, 0, 0, false,
+                false, null, null, false, subId, true);
+        looper.processAllMessages();
+        assertEquals(mContext.getString(R.string.accessibility_data_connection_roaming),
+                emergencyText.getText());
+        assertEquals(View.VISIBLE, emergencyText.getVisibility());
+
+        header.setSubs(new ArrayList<>());
+        subId = 1;
+        header.setMobileDataIndicators(null, null, 0, 0, false,
+                false, null, null, false, subId, false);
+        looper.processAllMessages();
+
+        assertNotEquals(View.VISIBLE, emergencyText.getVisibility());
+        assertEquals(Looper.myLooper(), Looper.getMainLooper());
+        ViewUtils.detachView(header);
+        looper.processAllMessages();
+    }
+
+}

packages/SystemUI/tests/src/com/android/systemui/utils/TestableLooper.java

@@ -244,9 +244,11 @@ public class TestableLooper {
                 mLooper.setAsMainLooper();
             }
 
-            mBase.evaluate();
-
-            mLooper.destroy();
+            try {
+                mBase.evaluate();
+            } finally {
+                mLooper.destroy();
+            }
         }
     }
 

packages/SystemUI/tests/src/com/android/systemui/utils/ViewUtils.java

@@ -14,9 +14,11 @@
 
 package com.android.systemui.utils;
 
+import android.content.pm.ApplicationInfo;
 import android.graphics.PixelFormat;
 import android.os.Handler;
 import android.os.Looper;
+import android.util.Log;
 import android.view.View;
 import android.view.WindowManager;
 import android.view.WindowManager.LayoutParams;
@@ -27,18 +29,19 @@ import com.android.systemui.SysuiTestCase;
 public class ViewUtils {
 
     public static void attachView(View view) {
+        // Make sure hardware acceleration isn't turned on.
+        view.getContext().getApplicationInfo().flags &=
+                ~(ApplicationInfo.FLAG_HARDWARE_ACCELERATED);
         WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
                 LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT,
                 LayoutParams.TYPE_APPLICATION_OVERLAY,
                 0, PixelFormat.TRANSLUCENT);
-        Handler handler = new Handler(Looper.getMainLooper());
-        handler.post(() -> InstrumentationRegistry.getContext()
-                .getSystemService(WindowManager.class).addView(view, lp));
+        InstrumentationRegistry.getContext()
+                .getSystemService(WindowManager.class).addView(view, lp);
     }
 
     public static void detachView(View view) {
-        Handler handler = new Handler(Looper.getMainLooper());
-        handler.post(() -> InstrumentationRegistry.getContext()
-                .getSystemService(WindowManager.class).removeView(view));
+        InstrumentationRegistry.getContext()
+                .getSystemService(WindowManager.class).removeViewImmediate(view);
     }
 }