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[KIE] Lienzo - Testing Framework
There is a newer version: 7.74.1.Final
/*
 * Copyright (c) 2017 Ahome' Innovation Technologies. All rights reserved.
 *
 * 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.ait.lienzo.test;

import com.ait.lienzo.test.annotation.JSOMocks;
import com.ait.lienzo.test.annotation.JSOStubs;
import com.ait.lienzo.test.annotation.Mocks;
import com.ait.lienzo.test.annotation.Stubs;
import com.ait.lienzo.test.annotation.Translators;
import com.ait.lienzo.test.loader.LienzoMockitoClassLoader;
import com.ait.lienzo.test.settings.Settings;
import com.ait.lienzo.test.settings.SettingsBuilder;
import com.ait.lienzo.test.util.LienzoMockitoLogger;

import javassist.ClassPool;
import javassist.LoaderClassPath;

/**
 * Entry point class for loading this testing framework.
 *
 * Initializes the test classpath for the given unit test class by loading the
 * class loader com.ait.lienzo.test.loader.LienzoMockitoClassLoader.
 *
 * It obtains the concrete custom settings for the test class as well, if any.
 *
 * @author Roger Martinez
 * @since 1.0
 *
 */
public class LienzoMockito
{
    public static Class init(final Class unitTestClass) throws Exception
    {
        final Settings settings = getSettings(unitTestClass);

        final ClassLoader loader = Thread.currentThread().getContextClassLoader();

        final ClassPool classPool = new ClassPool();

        classPool.appendClassPath(new LoaderClassPath(loader));

        final LienzoMockitoClassLoader lienzoMockitoClassLoader = new LienzoMockitoClassLoader(settings, loader, classPool);

        Thread.currentThread().setContextClassLoader(lienzoMockitoClassLoader);

        return unitTestClass;
    }

    private static Settings getSettings(Class clazz) throws Exception
    {
        com.ait.lienzo.test.annotation.Settings settingsAnn = null;
        Stubs stubsAnn = null;
        JSOStubs jsoStubsAnn = null;
        JSOMocks jsoMocksAnn = null;
        Translators translatorAnn = null;
        Mocks mocksAnn = null;

        while (!Object.class.getName().equals(clazz.getName()))
        {
            // Global settings.
            if (clazz.isAnnotationPresent(com.ait.lienzo.test.annotation.Settings.class))
            {
                settingsAnn = clazz.getAnnotation(com.ait.lienzo.test.annotation.Settings.class);
            }

            // Additional stubs.
            if (clazz.isAnnotationPresent(Stubs.class))
            {
                stubsAnn = clazz.getAnnotation(Stubs.class);
            }

            // Additional JSO stubs.
            if (clazz.isAnnotationPresent(JSOStubs.class))
            {
                jsoStubsAnn = clazz.getAnnotation(JSOStubs.class);
            }

            // Additional JSO mocks.
            if (clazz.isAnnotationPresent(JSOMocks.class))
            {
                jsoMocksAnn = clazz.getAnnotation(JSOMocks.class);
            }

            // Additional mocks.
            if (clazz.isAnnotationPresent(Mocks.class))
            {
                mocksAnn = clazz.getAnnotation(Mocks.class);
            }

            // Additional translators.
            if (clazz.isAnnotationPresent(Translators.class))
            {
                translatorAnn = clazz.getAnnotation(Translators.class);
            }

            clazz = clazz.getSuperclass();
        }
        handleLogSetting(settingsAnn);

        return SettingsBuilder.build(settingsAnn, stubsAnn, jsoStubsAnn, jsoMocksAnn, mocksAnn, translatorAnn);
    }

    private static void handleLogSetting(final com.ait.lienzo.test.annotation.Settings settingsAnn)
    {
        if ((settingsAnn != null) && settingsAnn.logEnabled())
        {
            LienzoMockitoLogger.enable(System.out);
        }
        else
        {
            LienzoMockitoLogger.disable();
        }
    }
}