fix: 引入Settings的Module
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@@ -0,0 +1,111 @@
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/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.utils;
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import static com.android.settings.utils.FileSizeFormatter.GIGABYTE_IN_BYTES;
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import static com.android.settings.utils.FileSizeFormatter.MEGABYTE_IN_BYTES;
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import static com.google.common.truth.Truth.assertThat;
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import android.content.Context;
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import android.icu.util.MeasureUnit;
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import androidx.test.InstrumentationRegistry;
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import androidx.test.filters.SmallTest;
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import androidx.test.runner.AndroidJUnit4;
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import org.junit.Before;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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@SmallTest
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@RunWith(AndroidJUnit4.class)
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public class FileSizeFormatterTest {
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private Context mContext;
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@Before
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public void setUp() throws Exception {
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mContext = InstrumentationRegistry.getTargetContext();
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}
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@Test
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public void formatFileSize_zero() throws Exception {
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assertThat(
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FileSizeFormatter.formatFileSize(
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mContext,
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0 /* size */,
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MeasureUnit.GIGABYTE,
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GIGABYTE_IN_BYTES))
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.isEqualTo("0.00 GB");
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}
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@Test
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public void formatFileSize_smallSize() throws Exception {
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assertThat(
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FileSizeFormatter.formatFileSize(
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mContext,
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MEGABYTE_IN_BYTES * 11 /* size */,
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MeasureUnit.GIGABYTE,
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GIGABYTE_IN_BYTES))
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.isEqualTo("0.01 GB");
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}
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@Test
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public void formatFileSize_lessThanOneSize() throws Exception {
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assertThat(
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FileSizeFormatter.formatFileSize(
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mContext,
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MEGABYTE_IN_BYTES * 155 /* size */,
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MeasureUnit.GIGABYTE,
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GIGABYTE_IN_BYTES))
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.isEqualTo("0.16 GB");
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}
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@Test
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public void formatFileSize_greaterThanOneSize() throws Exception {
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assertThat(
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FileSizeFormatter.formatFileSize(
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mContext,
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MEGABYTE_IN_BYTES * 1551 /* size */,
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MeasureUnit.GIGABYTE,
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GIGABYTE_IN_BYTES))
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.isEqualTo("1.6 GB");
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}
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@Test
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public void formatFileSize_greaterThanTen() throws Exception {
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// Should round down due to truncation
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assertThat(
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FileSizeFormatter.formatFileSize(
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mContext,
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GIGABYTE_IN_BYTES * 15 + MEGABYTE_IN_BYTES * 50 /* size */,
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MeasureUnit.GIGABYTE,
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GIGABYTE_IN_BYTES))
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.isEqualTo("15 GB");
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}
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@Test
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public void formatFileSize_handlesNegativeFileSizes() throws Exception {
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assertThat(
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FileSizeFormatter.formatFileSize(
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mContext,
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MEGABYTE_IN_BYTES * -155 /* size */,
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MeasureUnit.GIGABYTE,
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GIGABYTE_IN_BYTES))
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.isEqualTo("-0.16 GB");
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}
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}
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@@ -0,0 +1,106 @@
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/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.testutils;
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import android.os.IBinder;
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import android.os.ServiceManager;
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import java.lang.reflect.Field;
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import java.util.HashMap;
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import java.util.Iterator;
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import java.util.LinkedList;
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// This class is for replacing existing system service with the mocked service.
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// Copied from CellBroadcastReceiver app.
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public final class MockedServiceManager {
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private final String TAG = MockedServiceManager.class.getSimpleName();
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private final HashMap<String, IBinder> mServiceManagerMockedServices = new HashMap<>();
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private final HashMap<InstanceKey, Object> mOldInstances = new HashMap<>();
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private final LinkedList<InstanceKey> mInstanceKeys = new LinkedList<>();
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private static class InstanceKey {
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final Class mClass;
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final String mInstName;
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final Object mObj;
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InstanceKey(final Class c, final String instName, final Object obj) {
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mClass = c;
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mInstName = instName;
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mObj = obj;
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}
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@Override
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public int hashCode() {
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return (mClass.getName().hashCode() * 31 + mInstName.hashCode()) * 31;
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}
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@Override
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public boolean equals(Object obj) {
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if (obj == null || obj.getClass() != getClass()) {
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return false;
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}
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InstanceKey other = (InstanceKey) obj;
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return (other.mClass == mClass && other.mInstName.equals(mInstName)
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&& other.mObj == mObj);
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}
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}
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public MockedServiceManager() throws Exception {
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replaceInstance(ServiceManager.class, "sCache", null, mServiceManagerMockedServices);
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}
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public void replaceService(String key, IBinder binder) {
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mServiceManagerMockedServices.put(key, binder);
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}
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public void restoreAllServices() throws Exception {
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restoreInstances();
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}
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public synchronized void replaceInstance(final Class c, final String instanceName,
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final Object obj, final Object newValue)
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throws Exception {
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Field field = c.getDeclaredField(instanceName);
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field.setAccessible(true);
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InstanceKey key = new InstanceKey(c, instanceName, obj);
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if (!mOldInstances.containsKey(key)) {
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mOldInstances.put(key, field.get(obj));
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mInstanceKeys.add(key);
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}
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field.set(obj, newValue);
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}
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public synchronized void restoreInstances() throws Exception {
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Iterator<InstanceKey> it = mInstanceKeys.descendingIterator();
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while (it.hasNext()) {
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InstanceKey key = it.next();
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Field field = key.mClass.getDeclaredField(key.mInstName);
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field.setAccessible(true);
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field.set(key.mObj, mOldInstances.get(key));
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}
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mInstanceKeys.clear();
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mOldInstances.clear();
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}
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}
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