// 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.doris.flink.sink;

import org.apache.flink.api.common.time.Deadline;
import org.apache.flink.util.function.SupplierWithException;

import java.util.concurrent.TimeoutException;

public class TestUtil {

    public static void waitUntilCondition(
            SupplierWithException<Boolean, Exception> condition,
            Deadline timeout,
            long retryIntervalMillis,
            String errorMsg)
            throws Exception {
        while (timeout.hasTimeLeft() && !(Boolean) condition.get()) {
            long timeLeft = Math.max(0L, timeout.timeLeft().toMillis());
            Thread.sleep(Math.min(retryIntervalMillis, timeLeft));
        }

        if (!timeout.hasTimeLeft()) {
            throw new TimeoutException(errorMsg);
        }
    }
}
