org.cyclop.test.AbstractTestCase.java Source code

Introduction

Here is the source code for org.cyclop.test.AbstractTestCase.java

Source

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 org.cyclop.test;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.fail;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.nio.file.FileSystems;
import java.nio.file.Files;
import java.nio.file.Path;

import javax.inject.Inject;

import org.apache.cassandra.io.util.FileUtils;
import org.cyclop.service.cassandra.CassandraSession;
import org.junit.After;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import org.springframework.test.context.web.WebAppConfiguration;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;

import com.datastax.driver.core.Session;

/** @author Maciej Miklas */
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(locations = { TestProps.TEST_CONTEXT })
@WebAppConfiguration
@EnableWebMvc
public abstract class AbstractTestCase {

    private static final EmbeddedCassandra CASSANDRA = new EmbeddedCassandra();

    private static boolean INIT_EXECUTED = false;

    protected final boolean unixOs = !System.getProperty("os.name", "linux").toLowerCase().contains("windows");

    @Inject
    protected CassandraSession cassandraSession;

    private static void rmdir(Path dir) throws IOException {
        File dirFile = dir.toFile();
        if (dirFile.exists()) {
            FileUtils.deleteRecursive(dirFile);
        }
    }

    private static void setupCassandra() throws Exception {
        CASSANDRA.start();
    }

    private static void setupHistory() throws Exception {
        Path tempPath = FileSystems.getDefault().getPath("target", "cyclop-history-test");
        rmdir(tempPath);
        Files.createDirectory(tempPath);
        System.getProperties().setProperty("fileStore.folder", tempPath.toString());
    }

    @BeforeClass
    public static void staticInit() throws Exception {
        if (INIT_EXECUTED) {
            return;
        }
        INIT_EXECUTED = true;
        setupHistory();
        setupCassandra();
    }

    @Test
    public void testCassandraVersion() {
        switch (cassandraSession.getCassandraVersion()) {
        case VER_1_2:
            ensureCassandra_1_2();
            break;
        case VER_2_0:
            ensureCassandra_2_0();
            break;
        case VER_2_1:
            ensureCassandra_2_1();
            break;
        default:
            fail("Unsupported Cassandra version");
        }
    }

    private void ensureCassandra_1_2() {
        assertEquals(EmbeddedCassandra.YAML_NAME, "cassandra_1.2.yaml");
    }

    private void ensureCassandra_2_0() {
        assertEquals(EmbeddedCassandra.YAML_NAME, "cassandra_2.0.yaml");
    }

    private void ensureCassandra_2_1() {
        assertEquals(EmbeddedCassandra.YAML_NAME, "cassandra_2.1.yaml");
    }

    public <T> T deserialize(byte[] serialized, Class<T> clazz) throws IOException, ClassNotFoundException {
        ObjectInputStream in = new ObjectInputStream(new ByteArrayInputStream(serialized));

        @SuppressWarnings("unchecked")
        T des = (T) in.readObject();
        in.close();
        assertNotNull(des);
        return des;
    }

    public Session getCassandraSession() {
        assertNotNull("Cassandra session is null", CASSANDRA.getSession());
        return CASSANDRA.getSession();
    }

    public byte[] serialize(Object obj) throws IOException {
        ByteArrayOutputStream bout = new ByteArrayOutputStream();
        ObjectOutputStream out = new ObjectOutputStream(bout);
        out.writeObject(obj);
        out.close();
        byte[] serialized = bout.toByteArray();
        assertNotNull(serialized);
        return serialized;
    }

    @Before
    public void setup() throws Exception {
        cassandraSession.authenticate("test", "test1234");
    }

    @After
    public void cleanUp() throws Exception {
        cassandraSession.close();
        assertFalse(cassandraSession.isOpen());
    }
}