org.echocat.locela.api.java.messages.FileAccessorClassLoaderBasedUnitTest.java Source code

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Here is the source code for org.echocat.locela.api.java.messages.FileAccessorClassLoaderBasedUnitTest.java

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/*****************************************************************************************
 * *** BEGIN LICENSE BLOCK *****
 *
 * Version: MPL 2.0
 *
 * echocat Locela - API for Java, Copyright (c) 2014-2015 echocat
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * *** END LICENSE BLOCK *****
 ****************************************************************************************/

package org.echocat.locela.api.java.messages;

import org.apache.commons.io.IOUtils;
import org.echocat.locela.api.java.messages.FileAccessor.ClassLoaderBased;
import org.junit.Test;

import javax.annotation.Nonnull;
import java.io.Reader;
import java.net.URL;
import java.net.URLClassLoader;

import static org.echocat.jomon.testing.Assert.assertThat;
import static org.echocat.jomon.testing.BaseMatchers.is;
import static org.echocat.jomon.testing.BaseMatchers.isNot;
import static org.echocat.locela.api.java.messages.FileAccessor.ClassLoaderBased.classPathFileAccessor;

public class FileAccessorClassLoaderBasedUnitTest {

    protected static final FileAccessor ACCESSOR = new ClassLoaderBased(
            FileAccessorClassLoaderBasedUnitTest.class.getClassLoader());

    @Test
    public void foo1() throws Exception {
        try (final Reader reader = ACCESSOR.open(base() + "testfiles/foo1.txt")) {
            assertThat(IOUtils.toString(reader), is("foo1 contnt"));
        }
    }

    @Test
    public void foo2() throws Exception {
        try (final Reader reader = ACCESSOR.open("/" + base() + "testfiles/foo2.txt")) {
            assertThat(IOUtils.toString(reader), is("foo2 contnt"));
        }
    }

    @Test
    public void foo3() throws Exception {
        try (final Reader reader = ACCESSOR.open(base() + "testfiles/foo3.txt")) {
            assertThat(reader, is(null));
        }
    }

    @Test
    public void testEquals() throws Exception {
        assertThat(
                ACCESSOR.equals(new ClassLoaderBased(FileAccessorClassLoaderBasedUnitTest.class.getClassLoader())),
                is(true));
        assertThat(ACCESSOR.equals(new ClassLoaderBased(new URLClassLoader(new URL[0]))), is(false));
        assertThat(classPathFileAccessor()
                .equals(new ClassLoaderBased(Thread.currentThread().getContextClassLoader())), is(true));
    }

    @Test
    public void testEqualsOtherType() throws Exception {
        assertThat(ACCESSOR.equals(new Object()), is(false));
    }

    @Test
    public void testEqualsSame() throws Exception {
        // noinspection EqualsWithItself
        assertThat(ACCESSOR.equals(ACCESSOR), is(true));
    }

    @Test
    public void testEqualsNull() throws Exception {
        // noinspection ObjectEqualsNull
        assertThat(ACCESSOR.equals(null), is(false));
    }

    @Test
    public void testHashCode() throws Exception {
        assertThat(ACCESSOR.hashCode(),
                is(new ClassLoaderBased(FileAccessorClassLoaderBasedUnitTest.class.getClassLoader()).hashCode()));
        assertThat(ACCESSOR.hashCode(), isNot(new ClassLoaderBased(new URLClassLoader(new URL[0])).hashCode()));
    }

    @Nonnull
    protected static String base() {
        return FileAccessorClassLoaderBasedUnitTest.class.getPackage().getName().replace('.', '/') + "/";
    }

}