/*
 * 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.flink.test.recovery;

import org.apache.flink.configuration.Configuration;
import org.apache.flink.configuration.RestartStrategyOptions;
import org.apache.flink.runtime.testutils.MiniClusterResourceConfiguration;
import org.apache.flink.test.util.MiniClusterWithClientResource;

import org.junit.ClassRule;

import java.time.Duration;

/** Test cluster configuration with failure-rate recovery. */
public class SimpleRecoveryFailureRateStrategyITBase extends SimpleRecoveryITCaseBase {

    @ClassRule
    public static final MiniClusterWithClientResource MINI_CLUSTER_RESOURCE =
            new MiniClusterWithClientResource(
                    new MiniClusterResourceConfiguration.Builder()
                            .setConfiguration(getConfiguration())
                            .setNumberTaskManagers(2)
                            .setNumberSlotsPerTaskManager(2)
                            .build());

    private static Configuration getConfiguration() {
        Configuration config = new Configuration();
        config.setString(RestartStrategyOptions.RESTART_STRATEGY, "failure-rate");
        config.setInteger(
                RestartStrategyOptions.RESTART_STRATEGY_FAILURE_RATE_MAX_FAILURES_PER_INTERVAL, 3);
        config.set(
                RestartStrategyOptions.RESTART_STRATEGY_FAILURE_RATE_FAILURE_RATE_INTERVAL,
                Duration.ofSeconds(1));
        config.set(
                RestartStrategyOptions.RESTART_STRATEGY_FAILURE_RATE_DELAY, Duration.ofSeconds(0));

        return config;
    }
}