[ToA] Terms of Address UI, fragment in LocaleListPicker

Test: atest TermsOfAddressCategoryControllerTest
Test: adb shell device_config put settings_globalintl com.android.settings.flags.terms_of_address_enabled true
Bug: 295826542
Bug: 297798866
Change-Id: I2b9af7cbe7cab0bb7b2168bc99f0fa7bc0903ac2

tests/unit/src/com/android/settings/localepicker/TermsOfAddressCategoryControllerTest.java

@@ -0,0 +1,84 @@
+/*
+ * Copyright (C) 2023 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.localepicker;
+
+import static com.android.settings.core.BasePreferenceController.AVAILABLE;
+import static com.android.settings.core.BasePreferenceController.CONDITIONALLY_UNAVAILABLE;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.Mockito.spy;
+
+import android.app.settings.SettingsEnums;
+import android.content.Context;
+import android.os.Looper;
+
+import androidx.test.core.app.ApplicationProvider;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.MockitoAnnotations;
+
+import java.util.Locale;
+
+@RunWith(AndroidJUnit4.class)
+public class TermsOfAddressCategoryControllerTest {
+
+    private static final String KEY_CATEGORY_TERMS_OF_ADDRESS = "key_category_terms_of_address";
+
+    private Context mContext;
+    private TermsOfAddressCategoryController mTermsOfAddressCategoryController;
+    private Locale mCacheLocale;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+        mContext = spy(ApplicationProvider.getApplicationContext());
+
+        if (Looper.myLooper() == null) {
+            Looper.prepare();
+        }
+
+        mTermsOfAddressCategoryController = new TermsOfAddressCategoryController(mContext,
+                KEY_CATEGORY_TERMS_OF_ADDRESS);
+        mCacheLocale = Locale.getDefault(Locale.Category.FORMAT);
+    }
+
+    @After
+    public void tearDown() throws Exception {
+        Locale.setDefault(mCacheLocale);
+    }
+
+    @Test
+    public void getAvailabilityStatus_returnUnavailable() {
+        Locale.setDefault(Locale.forLanguageTag("fr-CA"));
+
+        assertThat(mTermsOfAddressCategoryController.getAvailabilityStatus()).isEqualTo(
+                CONDITIONALLY_UNAVAILABLE);
+    }
+
+    @Test
+    public void getAvailabilityStatus_returnAvailable() {
+        Locale.setDefault(Locale.forLanguageTag("fr-FR"));
+
+        assertThat(mTermsOfAddressCategoryController.getAvailabilityStatus()).isEqualTo(
+                AVAILABLE);
+    }
+}