TestFileMergeCacheConfig.java

/*
 * 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.facebook.presto.cache.filemerge;

import com.google.common.collect.ImmutableMap;
import io.airlift.units.DataSize;
import io.airlift.units.Duration;
import org.testng.annotations.Test;

import java.util.Map;

import static com.facebook.airlift.configuration.testing.ConfigAssertions.assertFullMapping;
import static com.facebook.airlift.configuration.testing.ConfigAssertions.assertRecordedDefaults;
import static com.facebook.airlift.configuration.testing.ConfigAssertions.recordDefaults;
import static io.airlift.units.DataSize.Unit.GIGABYTE;
import static io.airlift.units.DataSize.Unit.MEGABYTE;
import static java.util.concurrent.TimeUnit.DAYS;
import static java.util.concurrent.TimeUnit.SECONDS;

public class TestFileMergeCacheConfig
{
    @Test
    public void testDefaults()
    {
        assertRecordedDefaults(recordDefaults(FileMergeCacheConfig.class)
                .setMaxCachedEntries(1_000)
                .setMaxInMemoryCacheSize(new DataSize(2, GIGABYTE))
                .setCacheTtl(new Duration(2, DAYS)));
    }

    @Test
    public void testExplicitPropertyMappings()
    {
        Map<String, String> properties = new ImmutableMap.Builder<String, String>()
                .put("cache.max-cached-entries", "5")
                .put("cache.max-in-memory-cache-size", "42MB")
                .put("cache.ttl", "10s")
                .build();

        FileMergeCacheConfig expected = new FileMergeCacheConfig()
                .setMaxCachedEntries(5)
                .setMaxInMemoryCacheSize(new DataSize(42, MEGABYTE))
                .setCacheTtl(new Duration(10, SECONDS));
        assertFullMapping(properties, expected);
    }
}