fix: 引入Settings的Module

Settings/tests/unit/src/com/android/settings/testutils/FakeSliderController.java

@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2020 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.testutils;
+
+import android.content.Context;
+import android.provider.Settings;
+
+import com.android.settings.core.SliderPreferenceController;
+
+public class FakeSliderController extends SliderPreferenceController {
+
+    public static final String AVAILABILITY_KEY = "fake_slider_availability_key";
+
+    public static final int MAX_VALUE = 9;
+
+    private static final String SETTING_KEY = "fake_slider_key";
+
+    public FakeSliderController(Context context, String key) {
+        super(context, key);
+    }
+
+    @Override
+    public int getSliderPosition() {
+        return Settings.System.getInt(mContext.getContentResolver(), SETTING_KEY, 0);
+    }
+
+    @Override
+    public boolean setSliderPosition(int position) {
+        return Settings.System.putInt(mContext.getContentResolver(), SETTING_KEY, position);
+    }
+
+    @Override
+    public int getMax() {
+        return MAX_VALUE;
+    }
+
+    @Override
+    public int getMin() {
+        return 0;
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        return Settings.Global.getInt(mContext.getContentResolver(), AVAILABILITY_KEY, AVAILABLE);
+    }
+
+    @Override
+    public boolean isSliceable() {
+        return true;
+    }
+}