161 lines
5.2 KiB
Java
161 lines
5.2 KiB
Java
/*
|
|
* Copyright (C) 2018 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.setupwizardlib.robolectric;
|
|
|
|
import static org.robolectric.RuntimeEnvironment.application;
|
|
import static org.robolectric.Shadows.shadowOf;
|
|
|
|
import android.content.pm.PackageInfo;
|
|
import android.content.pm.PackageManager.NameNotFoundException;
|
|
import android.content.res.AssetManager;
|
|
import android.content.res.Configuration;
|
|
import androidx.annotation.AnyRes;
|
|
import androidx.annotation.NonNull;
|
|
import androidx.annotation.Nullable;
|
|
import android.util.DisplayMetrics;
|
|
import java.util.HashMap;
|
|
import java.util.Map;
|
|
import org.robolectric.res.ResName;
|
|
import org.robolectric.res.ResType;
|
|
import org.robolectric.res.TypedResource;
|
|
import org.robolectric.shadows.ShadowPackageManager;
|
|
|
|
/**
|
|
* Utility class to inject resources for an "external" application in Robolectric tests. This can be
|
|
* used with {@link org.robolectric.shadows.ShadowPackageManager#resources} to simulate loading
|
|
* resources from another package.
|
|
*/
|
|
public final class ExternalResources {
|
|
|
|
public static Resources injectExternalResources(String packageName) {
|
|
return injectExternalResources(createPackageInfo(packageName));
|
|
}
|
|
|
|
public static Resources injectExternalResources(PackageInfo packageInfo) {
|
|
try {
|
|
application.getPackageManager().getPackageInfo(packageInfo.packageName, 0);
|
|
} catch (NameNotFoundException e) {
|
|
// Add the package if it does not exist
|
|
shadowOf(application.getPackageManager()).addPackage(packageInfo);
|
|
}
|
|
Resources resources = Resources.forPackageName(packageInfo.packageName);
|
|
ShadowPackageManager.resources.put(packageInfo.packageName, resources);
|
|
return resources;
|
|
}
|
|
|
|
/**
|
|
* Constructed resources for testing, representing resources external to the current package under
|
|
* test.
|
|
*/
|
|
public static class Resources extends android.content.res.Resources {
|
|
|
|
private final String packageName;
|
|
|
|
public static Resources forPackageName(String packageName) {
|
|
android.content.res.Resources res = application.getResources();
|
|
return new Resources(
|
|
packageName, res.getAssets(), res.getDisplayMetrics(), res.getConfiguration());
|
|
}
|
|
|
|
private Resources(
|
|
String packageName, AssetManager assets, DisplayMetrics metrics, Configuration config) {
|
|
super(assets, metrics, config);
|
|
this.packageName = packageName;
|
|
}
|
|
|
|
@Override
|
|
public int getIdentifier(String name, String defType, String defPackage) {
|
|
Integer resourceId = resourceIds.get(ResName.qualifyResName(name, defPackage, defType));
|
|
if (resourceId == null) {
|
|
return 0;
|
|
}
|
|
return resourceId;
|
|
}
|
|
|
|
@Override
|
|
public int getInteger(int id) {
|
|
return (int) get(id, ResType.INTEGER);
|
|
}
|
|
|
|
public void putInteger(String name, int value) {
|
|
put(
|
|
ResName.qualifyResName(name, packageName, "integer"),
|
|
new TypedResource<>(value, ResType.INTEGER, null));
|
|
}
|
|
|
|
@Override
|
|
public int getColor(int id) {
|
|
return (int) get(id, ResType.COLOR);
|
|
}
|
|
|
|
@Override
|
|
public int getColor(int id, @Nullable Theme theme) {
|
|
return (int) get(id, ResType.COLOR);
|
|
}
|
|
|
|
public void putColor(String name, int value) {
|
|
put(
|
|
ResName.qualifyResName(name, packageName, "color"),
|
|
new TypedResource<>(value, ResType.COLOR, null));
|
|
}
|
|
|
|
@NonNull
|
|
@Override
|
|
public CharSequence getText(int id) {
|
|
return (CharSequence) get(id, ResType.CHAR_SEQUENCE);
|
|
}
|
|
|
|
@NonNull
|
|
@Override
|
|
public String getString(int id) {
|
|
return get(id, ResType.CHAR_SEQUENCE).toString();
|
|
}
|
|
|
|
public void putText(String name, CharSequence value) {
|
|
put(
|
|
ResName.qualifyResName(name, packageName, "string"),
|
|
new TypedResource<>(value, ResType.CHAR_SEQUENCE, null));
|
|
}
|
|
|
|
private final Map<Integer, TypedResource<?>> overrideResources = new HashMap<>();
|
|
private final Map<ResName, Integer> resourceIds = new HashMap<>();
|
|
private int nextId = 1;
|
|
|
|
private <T> void put(ResName resName, TypedResource<T> value) {
|
|
int id = nextId++;
|
|
overrideResources.put(id, value);
|
|
resourceIds.put(resName, id);
|
|
}
|
|
|
|
private Object get(@AnyRes int id, ResType type) {
|
|
TypedResource<?> override = overrideResources.get(id);
|
|
if (override != null && override.getResType() == type) {
|
|
return override.getData();
|
|
}
|
|
throw new NotFoundException();
|
|
}
|
|
}
|
|
|
|
private static PackageInfo createPackageInfo(String packageName) {
|
|
PackageInfo packageInfo = new PackageInfo();
|
|
packageInfo.packageName = packageName;
|
|
return packageInfo;
|
|
}
|
|
|
|
private ExternalResources() {}
|
|
}
|