ImmutableSettingsTests.java

/*
 * Licensed to ElasticSearch and Shay Banon under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. ElasticSearch 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.elasticsearch.test.unit.common.settings;

import org.elasticsearch.common.settings.NoClassSettingsException;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.test.unit.common.settings.bar.BarTest;
import org.elasticsearch.test.unit.common.settings.foo.FooTest;
import org.testng.annotations.Test;

import static org.elasticsearch.common.settings.ImmutableSettings.settingsBuilder;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.equalTo;

/**
 */
public class ImmutableSettingsTests {

    @Test
    public void testGetAsClass() {
        Settings settings = settingsBuilder()
                .put("test.class", "bar")
                .put("test.class.package", "org.elasticsearch.test.unit.common.settings.bar")
                .build();

        // Assert that defaultClazz is loaded if setting is not specified
        assertThat(settings.getAsClass("no.settings", FooTest.class, "org.elasticsearch.test.unit.common.settings.", "Test").getName(),
                equalTo(FooTest.class.getName()));

        // Assert that correct class is loaded if setting contain name without package
        assertThat(settings.getAsClass("test.class", FooTest.class, "org.elasticsearch.test.unit.common.settings.", "Test").getName(),
                equalTo(BarTest.class.getName()));

        // Assert that class cannot be loaded if wrong packagePrefix is specified
        try {
            settings.getAsClass("test.class", FooTest.class, "com.example.elasticsearch.test.unit..common.settings.", "Test");
            assertThat("Class with wrong package name shouldn't be loaded", false);
        } catch (NoClassSettingsException ex) {
            // Ignore
        }

        // Assert that package name in settings is getting correctly applied
        assertThat(settings.getAsClass("test.class.package", FooTest.class, "com.example.elasticsearch.test.unit.common.settings.", "Test").getName(),
                equalTo(BarTest.class.getName()));

    }

}