[Satellite Settings] Show device's app info on Satellite settings page.

- Shows device apps' info up to 3 on Satellite settings' page.
 - Add a new page to show all device's app info with Satellite supported.

Flag: com.android.internal.telephony.flags.satellite_25q4_apis
Fix: b/395813844
Test: atest pass
Change-Id: Ibd5e1c74b636639082ec9477f2b6796bcbc8340d

tests/unit/src/com/android/settings/network/telephony/SatelliteAppListCategoryControllerTest.java

@@ -0,0 +1,124 @@
+/*
+ * Copyright (C) 2025 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.telephony;
+
+import static com.android.settings.core.BasePreferenceController.AVAILABLE;
+import static com.android.settings.core.BasePreferenceController.CONDITIONALLY_UNAVAILABLE;
+import static com.android.settings.network.telephony.SatelliteAppListCategoryController.MAXIMUM_OF_PREFERENCE_AMOUNT;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyInt;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.when;
+
+import android.content.Context;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.os.Looper;
+import android.platform.test.annotations.EnableFlags;
+
+import androidx.preference.PreferenceCategory;
+import androidx.preference.PreferenceManager;
+import androidx.preference.PreferenceScreen;
+import androidx.test.core.app.ApplicationProvider;
+
+import com.android.internal.telephony.flags.Flags;
+import com.android.settings.network.SatelliteRepository;
+
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.mockito.Mock;
+import org.mockito.junit.MockitoJUnit;
+import org.mockito.junit.MockitoRule;
+
+import java.util.Collections;
+import java.util.List;
+
+public class SatelliteAppListCategoryControllerTest {
+    @Rule
+    public final MockitoRule mMockitoRule = MockitoJUnit.rule();
+
+    private static final List<String> PACKAGE_NAMES = List.of("com.android.settings",
+            "com.android.apps.messaging", "com.android.dialer", "com.android.systemui");
+    private static final String KEY = "SatelliteAppListCategoryControllerTest";
+
+    @Mock
+    private PackageManager mPackageManager;
+    @Mock
+    private SatelliteRepository mRepository;
+
+    private Context mContext;
+    private SatelliteAppListCategoryController mController;
+
+
+    @Before
+    public void setUp() {
+        if (Looper.myLooper() == null) {
+            Looper.prepare();
+        }
+        mContext = spy(ApplicationProvider.getApplicationContext());
+        when(mContext.getPackageManager()).thenReturn(mPackageManager);
+    }
+
+    @Test
+    @EnableFlags(Flags.FLAG_SATELLITE_25Q4_APIS)
+    public void displayPreference_has4SatSupportedApps_showMaxPreference() throws Exception {
+        when(mRepository.getSatelliteDataOptimizedApps()).thenReturn(PACKAGE_NAMES);
+        when(mPackageManager.getApplicationInfoAsUser(any(), anyInt(), anyInt())).thenReturn(
+                new ApplicationInfo());
+        mController = new SatelliteAppListCategoryController(mContext, KEY);
+        mController.init(mRepository);
+        PreferenceManager preferenceManager = new PreferenceManager(mContext);
+        PreferenceScreen preferenceScreen = preferenceManager.createPreferenceScreen(mContext);
+        PreferenceCategory category = new PreferenceCategory(mContext);
+        category.setKey(mController.getPreferenceKey());
+        preferenceScreen.addPreference(category);
+
+        mController.displayPreference(preferenceScreen);
+
+        assertThat(category.getPreferenceCount() == MAXIMUM_OF_PREFERENCE_AMOUNT).isTrue();
+    }
+
+
+    @Test
+    @EnableFlags(Flags.FLAG_SATELLITE_25Q4_APIS)
+    public void getAvailabilityStatus_hasSatSupportedApps_returnAvailable() {
+        when(mRepository.getSatelliteDataOptimizedApps()).thenReturn(PACKAGE_NAMES);
+        mController = new SatelliteAppListCategoryController(mContext, KEY);
+        mController.init(mRepository);
+
+        int result = mController.getAvailabilityStatus();
+
+        assertThat(result).isEqualTo(AVAILABLE);
+    }
+
+    @Test
+    @EnableFlags(Flags.FLAG_SATELLITE_25Q4_APIS)
+    public void getAvailabilityStatus_noSatSupportedApps_returnUnavailable() {
+        List<String> packageNames = Collections.emptyList();
+        when(mRepository.getSatelliteDataOptimizedApps()).thenReturn(packageNames);
+        mController = new SatelliteAppListCategoryController(mContext, KEY);
+        mController.init(mRepository);
+
+        int result = mController.getAvailabilityStatus();
+
+        assertThat(result).isEqualTo(CONDITIONALLY_UNAVAILABLE);
+    }
+}

tests/unit/src/com/android/settings/network/telephony/SatelliteAppListFragmentTest.java

@@ -0,0 +1,92 @@
+/*
+ * Copyright (C) 2025 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.telephony;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyInt;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.when;
+
+import android.content.Context;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.os.Looper;
+import android.platform.test.annotations.EnableFlags;
+
+import androidx.preference.PreferenceManager;
+import androidx.preference.PreferenceScreen;
+import androidx.test.core.app.ApplicationProvider;
+
+import com.android.internal.telephony.flags.Flags;
+import com.android.settings.network.SatelliteRepository;
+
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.mockito.Mock;
+import org.mockito.junit.MockitoJUnit;
+import org.mockito.junit.MockitoRule;
+
+import java.util.List;
+
+public class SatelliteAppListFragmentTest {
+    @Rule
+    public final MockitoRule mMockitoRule = MockitoJUnit.rule();
+
+    private static final List<String> PACKAGE_NAMES = List.of(
+            "com.android.settings",
+            "com.android.apps.messaging",
+            "com.android.dialer",
+            "com.android.systemui"
+    );
+    private static final String KEY = "SatelliteAppListPreferenceController";
+
+    @Mock
+    private PackageManager mPackageManager;
+    @Mock
+    private SatelliteRepository mRepository;
+
+    private Context mContext;
+    private SatelliteAppListFragment.SatelliteAppListPreferenceController mController;
+
+    @Before
+    public void setUp() {
+        if (Looper.myLooper() == null) {
+            Looper.prepare();
+        }
+        mContext = spy(ApplicationProvider.getApplicationContext());
+        when(mContext.getPackageManager()).thenReturn(mPackageManager);
+    }
+
+    @Test
+    @EnableFlags(Flags.FLAG_SATELLITE_25Q4_APIS)
+    public void displayPreference_has4SatSupportedApps_showMaxPreference() throws Exception {
+        when(mRepository.getSatelliteDataOptimizedApps()).thenReturn(PACKAGE_NAMES);
+        when(mPackageManager.getApplicationInfoAsUser(any(), anyInt(), anyInt())).thenReturn(
+                new ApplicationInfo());
+        mController = new SatelliteAppListFragment.SatelliteAppListPreferenceController(mContext);
+        mController.init(mRepository);
+        PreferenceManager preferenceManager = new PreferenceManager(mContext);
+        PreferenceScreen preferenceScreen = preferenceManager.createPreferenceScreen(mContext);
+
+        mController.displayPreference(preferenceScreen);
+
+        assertThat(preferenceScreen.getPreferenceCount() == PACKAGE_NAMES.size()).isTrue();
+    }
+}