Android example source code file (SystemKeyStoreTest.java)

This example Android source code file (SystemKeyStoreTest.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Android by Example" ^TM.

Java - Android tags/keywords

activityunittestcase, aes, android, app, application, exception, mediumtest, override, security, string, systemkeystoretest, test, testkey, testkey2

The SystemKeyStoreTest.java Android example source code

/*
 * Copyright (C) 2010 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 android.security.tests;

import android.app.Activity;
import android.security.SystemKeyStore;
import android.test.ActivityUnitTestCase;
import android.test.suitebuilder.annotation.MediumTest;

/**
 * Junit / Instrumentation test case for KeyStore class
 *
 * Running the test suite:
 *
 *  adb shell am instrument -w android.security.tests/.KeyStoreTestRunner
 */
@MediumTest
public class SystemKeyStoreTest extends ActivityUnitTestCase<Activity> {

    private static final String keyName = "TestKey";
    private static final String keyName2 = "TestKey2";
    private SystemKeyStore mSysKeyStore = null;

    public SystemKeyStoreTest() {
        super(Activity.class);
    }

    @Override
    protected void setUp() throws Exception {
        mSysKeyStore = SystemKeyStore.getInstance();
        try {
            mSysKeyStore.deleteKey(keyName);
            mSysKeyStore.deleteKey(keyName2);
        } catch (Exception e) { }
        super.setUp();
    }

    @Override
    protected void tearDown() throws Exception {
        try {
            mSysKeyStore.deleteKey(keyName);
            mSysKeyStore.deleteKey(keyName2);
        } catch (Exception e) { }
        super.tearDown();
    }

    public void testBasicAccess() throws Exception {
        try {
            byte[] newKey = mSysKeyStore.generateNewKey(128, "AES", keyName);
            assertNotNull(newKey);
            byte[] recKey = mSysKeyStore.retrieveKey(keyName);
            assertEquals(newKey.length, recKey.length);
            for (int i = 0; i < newKey.length; i++) {
                assertEquals(newKey[i], recKey[i]);
            }
            mSysKeyStore.deleteKey(keyName);
            byte[] nullKey = mSysKeyStore.retrieveKey(keyName);
            assertNull(nullKey);

            String newKeyStr = mSysKeyStore.generateNewKeyHexString(128, "AES", keyName2);
            assertNotNull(newKeyStr);
            String recKeyStr = mSysKeyStore.retrieveKeyHexString(keyName2);
            assertEquals(newKeyStr, recKeyStr);

            mSysKeyStore.deleteKey(keyName2);
            String nullKey2 = mSysKeyStore.retrieveKeyHexString(keyName2);
            assertNull(nullKey2);
        } catch (Exception e) {
            fail();
        }
    }
}