Add "Reboot with MTE" option for supported devices.

Test: make -j64 RunSettingsRoboTests ROBOTEST_FILTER="com.android.settings.development.RebootWithMteDialogTest"
Test: make -j64 RunSettingsRoboTests ROBOTEST_FILTER="com.android.settings.development.RebootWithMtePreferenceControllerTest"

Bug: 206895651

Change-Id: I38ef2c5aeb5c5d805afd4f1ab860f7a0a4d18e1c

tests/robotests/src/com/android/settings/development/RebootWithMteDialogTest.java

@@ -0,0 +1,60 @@
+/*
+ * Copyright (C) 2022 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.settings.development;
+
+import static junit.framework.Assert.assertEquals;
+
+import android.content.Context;
+import android.os.PowerManager;
+import android.os.SystemProperties;
+
+import androidx.test.core.app.ApplicationProvider;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.Shadows;
+import org.robolectric.annotation.Config;
+import org.robolectric.shadows.ShadowPowerManager;
+import org.robolectric.shadows.ShadowSystemProperties;
+
+@RunWith(RobolectricTestRunner.class)
+public class RebootWithMteDialogTest {
+    private Context mContext;
+    private ShadowPowerManager mShadowPowerManager;
+    private RebootWithMteDialog mDialog;
+
+    @Before
+    public void setup() throws Exception {
+        mContext = ApplicationProvider.getApplicationContext();
+        mShadowPowerManager = Shadows.shadowOf(mContext.getSystemService(PowerManager.class));
+        mDialog = new RebootWithMteDialog(mContext);
+    }
+
+    @Test
+    @Config(
+            shadows = {
+                ShadowSystemProperties.class,
+                ShadowPowerManager.class,
+            })
+    public void onClick_shouldSetPropAndReboot() {
+        mDialog.onClick(null, 0);
+        assertEquals(SystemProperties.get("arm64.memtag.bootctl"), "memtag-once");
+        assertEquals(mShadowPowerManager.getTimesRebooted(), 1);
+    }
+}

tests/robotests/src/com/android/settings/development/RebootWithMtePreferenceControllerTest.java

@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2022 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.settings.development;
+
+import static junit.framework.Assert.assertFalse;
+import static junit.framework.Assert.assertTrue;
+
+import android.content.Context;
+import android.os.SystemProperties;
+
+import androidx.test.core.app.ApplicationProvider;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.annotation.Config;
+import org.robolectric.shadows.ShadowSystemProperties;
+
+@RunWith(RobolectricTestRunner.class)
+@Config(
+        shadows = {
+            ShadowSystemProperties.class,
+        })
+public class RebootWithMtePreferenceControllerTest {
+    private Context mContext;
+    private RebootWithMtePreferenceController mController;
+    @Mock private DevelopmentSettingsDashboardFragment mSettings;
+
+    @Before
+    public void setup() throws Exception {
+        MockitoAnnotations.initMocks(this);
+
+        mContext = ApplicationProvider.getApplicationContext();
+        mController = new RebootWithMtePreferenceController(mContext, mSettings);
+    }
+
+    @Test
+    public void onAvailable_falseByDefault() {
+        assertFalse(mController.isAvailable());
+    }
+
+    @Test
+    public void onAvailable_sysPropEnabled() {
+        SystemProperties.set("ro.arm64.memtag.bootctl_supported", "1");
+        assertTrue(mController.isAvailable());
+    }
+}