/*
* Copyright (C) 2012 uPhyca Inc.
*
* 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.uphyca.testing.junit3.extension;
import java.io.File;
import android.content.Context;
import android.content.res.Resources;
import android.database.sqlite.SQLiteOpenHelper;
import android.test.AndroidTestCase;
import android.test.IsolatedContext;
import android.test.RenamingDelegatingContext;
import android.test.mock.MockContentResolver;
import android.test.mock.MockContext;
/**
* A convenience class for testing SQLiteOpenHelpers.
*/
public abstract class SQLiteOpenHelperTestCase<T extends SQLiteOpenHelper> extends AndroidTestCase {
private Class<T> _openHelperClass;
private T _openHelper;
private IsolatedContext _openHelperContext;
private class MockContext2 extends MockContext {
@Override
public Resources getResources() {
return getContext().getResources();
}
@Override
public File getDir(String name,
int mode) {
String dirName = String.format("mockcontext2_%s", name);
return getContext().getDir(dirName, mode);
}
@Override
public Context getApplicationContext() {
return this;
}
}
public SQLiteOpenHelperTestCase(Class<T> openHelperClass) {
_openHelperClass = openHelperClass;
}
@Override
protected void setUp() throws Exception {
super.setUp();
final String filenamePrefix = "test.";
RenamingDelegatingContext targetContextWrapper = new RenamingDelegatingContext(new MockContext2(), getContext(), filenamePrefix);
_openHelperContext = new IsolatedContext(new MockContentResolver(), targetContextWrapper);
_openHelper = createSQLiteOpenHelper(_openHelperContext);
}
@Override
protected void tearDown() throws Exception {
_openHelper.close();
super.tearDown();
}
/**
* @return Returns the actual SQLiteOpenHelper under test.
*/
public T getSQLiteOpenHelper() {
return _openHelper;
}
protected T createSQLiteOpenHelper(Context context) throws Exception {
return _openHelperClass.getConstructor(Context.class)
.newInstance(_openHelperContext);
}
protected Context getMockContext() {
return _openHelperContext;
}
}