Merge "Add test case for on off airplane mode repeatly"

tests/componenttests/src/com/android/settings/network/AirplaneModePreferenceControllerComponentTest.java

@@ -0,0 +1,96 @@
+/*
+ * Copyright (C) 2021 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.network;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import android.app.Instrumentation;
+import android.provider.Settings;
+import android.provider.SettingsSlicesContract;
+import android.util.Log;
+
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+import androidx.test.filters.SmallTest;
+import androidx.test.platform.app.InstrumentationRegistry;
+
+import com.android.settings.testutils.UiUtils;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+@RunWith(AndroidJUnit4.class)
+@SmallTest
+public class AirplaneModePreferenceControllerComponentTest {
+    // Airplane on off status
+    private static final int ON = 1;
+    private static final int OFF = 0;
+    public final String TAG = this.getClass().getName();
+    private final Instrumentation mInstrumentation = InstrumentationRegistry.getInstrumentation();
+    private boolean mOriginAirplaneModeIsOn;
+
+    @Before
+    public void setUp() {
+        // Make sure origin airplane mode is OFF.
+        mOriginAirplaneModeIsOn = is_airplane_mode_on();
+        if (mOriginAirplaneModeIsOn) {
+            Log.d(TAG, "Origin airplane mode is on, turn it off.");
+            Settings.Global.putInt(mInstrumentation.getTargetContext().getContentResolver(),
+                    Settings.Global.AIRPLANE_MODE_ON, OFF);
+        }
+    }
+
+    /**
+     * Tests on/off airplane mode repeatedly.
+     * Previously, a bug describe that crash issue if user on off airplane mode repeatedly.
+     * This case try to switch on & off airplane mode for 10 times to check crash issue.
+     */
+    @Test
+    public void test_on_off_airplane_mode_multiple_times() {
+        AirplaneModePreferenceController controller =
+                new AirplaneModePreferenceController(mInstrumentation.getTargetContext(),
+                        SettingsSlicesContract.KEY_AIRPLANE_MODE);
+
+        for (int i = 0; i < 10; ++i) {
+            Log.d(TAG, "Test #" + (i + 1));
+            controller.setChecked(true);
+            assertThat(UiUtils.waitUntilCondition(1000,
+                    () -> is_airplane_mode_on())).isTrue();
+
+            controller.setChecked(false);
+            assertThat(UiUtils.waitUntilCondition(1000,
+                    () -> !is_airplane_mode_on())).isTrue();
+        }
+
+    }
+
+    private boolean is_airplane_mode_on() {
+        return Settings.System.getInt(
+                mInstrumentation.getTargetContext().getContentResolver(),
+                Settings.Global.AIRPLANE_MODE_ON, OFF) != 0;
+    }
+
+    @After
+    public void tearDown() {
+        if (is_airplane_mode_on() != mOriginAirplaneModeIsOn) {
+            Settings.Global.putInt(mInstrumentation.getTargetContext().getContentResolver(),
+                    Settings.Global.AIRPLANE_MODE_ON, (
+                            mOriginAirplaneModeIsOn ? ON : OFF));
+        }
+    }
+}