org.pircbotx.hooks.events.MassEventTest.java Source code

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Here is the source code for org.pircbotx.hooks.events.MassEventTest.java

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/**
 * Copyright (C) 2010-2014 Leon Blakey <lord.quackstar at gmail.com>
 *
 * This file is part of PircBotX.
 *
 * PircBotX is free software: you can redistribute it and/or modify it under the
 * terms of the GNU General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later
 * version.
 *
 * PircBotX is distributed in the hope that it will be useful, but WITHOUT ANY
 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
 * A PARTICULAR PURPOSE. See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with
 * PircBotX. If not, see <http://www.gnu.org/licenses/>.
 */
package org.pircbotx.hooks.events;

import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import org.apache.commons.lang3.StringUtils;
import org.apache.commons.lang3.SystemUtils;
import org.pircbotx.PircBotX;
import org.pircbotx.TestUtils;
import static org.testng.Assert.*;
import org.testng.annotations.Test;

/**
 *
 * @author Leon Blakey
 */
public class MassEventTest {
    @Test(dataProvider = "eventObjectDataProvider", dataProviderClass = TestUtils.class, description = "Verify event has a single constructor")
    public void singleConstructorTest(Class<?> event) {
        assertEquals(event.getDeclaredConstructors().length, 1,
                wrapClass(event, "No constructor or extra constructor found"));
    }

    @Test(dependsOnMethods = "singleConstructorTest", dataProvider = "eventObjectDataProvider", dataProviderClass = TestUtils.class, description = "Verify event has a single constructor")
    public void firstConstructorArgBotTest(Class<?> event) {
        Constructor constructor = event.getDeclaredConstructors()[0];
        assertEquals(constructor.getParameterTypes()[0], PircBotX.class,
                wrapClass(event, "First parameter of constructor isn't of PircBotX type"));
    }

    @Test(dependsOnMethods = "singleConstructorTest", dataProvider = "eventObjectDataProvider", dataProviderClass = TestUtils.class, description = "Verify number of class fields and number of constructor params match")
    public void constructorParamToFieldTest(Class<?> event) {
        if (event == WhoisEvent.class) {
            //This uses a builder
            return;
        }

        //Manually count fields to exclude synthetic ones
        int fieldCount = 0;
        for (Field curField : event.getDeclaredFields())
            if (TestUtils.isRealMember(curField))
                fieldCount++;
        Constructor constructor = event.getDeclaredConstructors()[0];
        //(subtract one parameter to account for bot)
        assertEquals(constructor.getParameterTypes().length - 1, fieldCount,
                wrapClass(event,
                        "Number of constructor parameters don't match number of fields" + SystemUtils.LINE_SEPARATOR
                                + "Constructor params [" + StringUtils.join(constructor.getParameterTypes(), ", ")
                                + "]"));
    }

    public static String wrapClass(Class aClass, String message) {
        return message + " in " + aClass.toString();
    }
}