/*
* Copyright 2015 MongoDB, Inc.
*
* 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.mongodb.connection;
import org.bson.BsonDocument;
import org.bson.BsonValue;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import util.JsonPoweredTestHelper;
import java.io.File;
import java.io.IOException;
import java.net.URISyntaxException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import static org.junit.Assert.assertEquals;
// See https://github.com/mongodb/specifications/tree/master/source/server-selection/tests
@RunWith(Parameterized.class)
public class ServerSelectionRttTest {
private final BsonDocument definition;
public ServerSelectionRttTest(final String description, final BsonDocument definition) {
this.definition = definition;
}
@Test
public void shouldPassAllOutcomes() {
ExponentiallyWeightedMovingAverage subject = new ExponentiallyWeightedMovingAverage(0.2);
BsonValue current = definition.get("avg_rtt_ms");
if (current.isNumber()) {
subject.addSample(current.asNumber().longValue());
}
subject.addSample(definition.getNumber("new_rtt_ms").longValue());
long expected = definition.getNumber("new_avg_rtt").asNumber().longValue();
assertEquals(subject.getAverage(), expected);
}
@Parameterized.Parameters(name = "{0}")
public static Collection<Object[]> data() throws URISyntaxException, IOException {
List<Object[]> data = new ArrayList<Object[]>();
for (File file : JsonPoweredTestHelper.getTestFiles("/server-selection/rtt")) {
data.add(new Object[]{file.getName(), JsonPoweredTestHelper.getTestDocument(file)});
}
return data;
}
}