src/test/java/org/apache/commons/mail/resolver/DataSourceClassPathResolverTest.java

/*
 * 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.apache.commons.mail.resolver;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertThrows;

import java.io.IOException;

import org.apache.commons.mail.DataSourceResolver;
import org.junit.jupiter.api.Test;

/**
 * JUnit test case for DataSourceClassPathResolver.
 *
 * @since 1.3
 */
public class DataSourceClassPathResolverTest extends AbstractDataSourceResolverTest {

    @Test
    public void testResolvingClassPathLenient() throws Exception {
        DataSourceResolver dataSourceResolver;

        dataSourceResolver = new DataSourceClassPathResolver("/", true);
        assertEquals(IMG_SIZE, toByteArray(dataSourceResolver.resolve("images/asf_logo_wide.gif")).length);
        assertEquals(IMG_SIZE, toByteArray(dataSourceResolver.resolve("./images/asf_logo_wide.gif")).length);
        assertEquals(IMG_SIZE, toByteArray(dataSourceResolver.resolve("/images/asf_logo_wide.gif")).length);
        assertNull(dataSourceResolver.resolve("/asf_logo_wide.gif"));

        dataSourceResolver = new DataSourceClassPathResolver("/images", true);
        assertEquals(IMG_SIZE, toByteArray(dataSourceResolver.resolve("asf_logo_wide.gif")).length);
        assertEquals(IMG_SIZE, toByteArray(dataSourceResolver.resolve("./asf_logo_wide.gif")).length);
        assertEquals(IMG_SIZE, toByteArray(dataSourceResolver.resolve("/asf_logo_wide.gif")).length);
        assertNull(dataSourceResolver.resolve("./images/asf_logo_wide.gif"));
    }

    @Test
    public void testResolvingClassPathNonLenient() throws Exception {
        final DataSourceResolver dataSourceResolver = new DataSourceClassPathResolver("/", false);
        assertNotNull(dataSourceResolver.resolve("images/asf_logo_wide.gif"));

        assertThrows(IOException.class, () -> dataSourceResolver.resolve("asf_logo_wide.gif"));
    }

}