[Settings] Code Refactor

Adjust code structure for maintainance.

Bug: 259611847
Test: auto test
Change-Id: I6710aa814441c0858c712f416ffddde44081d4d1

tests/unit/src/com/android/settings/network/ResetNetworkRestrictionViewBuilderTest.java

@@ -0,0 +1,110 @@
+/*
+ * 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.network;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.Mockito.any;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.when;
+
+import android.app.Activity;
+import android.content.Context;
+import android.os.UserManager;
+import android.view.View;
+
+import com.android.settingslib.RestrictedLockUtils;
+import com.android.settingslib.RestrictedLockUtils.EnforcedAdmin;
+
+import androidx.appcompat.app.AlertDialog;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+
+@RunWith(AndroidJUnit4.class)
+public class ResetNetworkRestrictionViewBuilderTest {
+
+    @Mock
+    private Activity mActivity;
+    @Mock
+    private UserManager mUserManager;
+    @Mock
+    private View mView;
+    @Mock
+    private AlertDialog.Builder mAlertDialogBuilder;
+
+    private ResetNetworkRestrictionViewBuilder mBuilder;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+
+        doReturn(mUserManager).when(mActivity).getSystemService(Context.USER_SERVICE);
+    }
+
+    @Test
+    public void build_getNull_whenNoRestriction() {
+        mBuilder = new ResetNetworkRestrictionViewBuilder(mActivity) {
+            @Override
+            protected boolean hasUserRestriction() { return false; }
+            @Override
+            protected EnforcedAdmin getEnforceAdminByRestriction() { return null; }
+        };
+
+        assertThat(mBuilder.build()).isNull();
+    }
+
+    @Test
+    public void build_getView_whenUserRestriction() {
+        mBuilder = new ResetNetworkRestrictionViewBuilder(mActivity) {
+            @Override
+            protected boolean hasUserRestriction() { return true; }
+            @Override
+            protected View operationNotAllow() { return mView; }
+        };
+
+        assertThat(mBuilder.build()).isNotNull();
+    }
+
+    @Test
+    public void build_getView_whenEnforceAdminRestriction() {
+        doReturn(mAlertDialogBuilder).when(mAlertDialogBuilder).setOnDismissListener(any());
+
+        String restriction = ResetNetworkRestrictionViewBuilder.mRestriction;
+        EnforcedAdmin admin = RestrictedLockUtils.EnforcedAdmin
+                .createDefaultEnforcedAdminWithRestriction(restriction);
+
+        mBuilder = new ResetNetworkRestrictionViewBuilder(mActivity) {
+            @Override
+            protected boolean hasUserRestriction() { return false; }
+            @Override
+            protected EnforcedAdmin getEnforceAdminByRestriction() { return admin; }
+            @Override
+            protected AlertDialog.Builder createRestrictDialogBuilder(EnforcedAdmin admin) {
+                return mAlertDialogBuilder;
+            }
+            @Override
+            protected View createEmptyView() { return mView; }
+        };
+
+        assertThat(mBuilder.build()).isNotNull();
+    }
+}