/*
 * SPDX-License-Identifier: Apache-2.0
 *
 * The OpenSearch Contributors require contributions made to
 * this file be licensed under the Apache-2.0 license or a
 * compatible open source license.
 */

/*
 * Licensed to Elasticsearch 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.
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/*
 * Modifications Copyright OpenSearch Contributors. See
 * GitHub history for details.
 */

package org.opensearch.discovery.ec2;

import org.opensearch.action.admin.cluster.settings.ClusterUpdateSettingsResponse;
import org.opensearch.common.UUIDs;
import org.opensearch.common.settings.Settings;
import org.opensearch.discovery.DiscoveryModule;
import org.opensearch.test.OpenSearchIntegTestCase.ClusterScope;
import org.opensearch.test.OpenSearchIntegTestCase.Scope;

import static org.hamcrest.CoreMatchers.is;

/**
 * Just an empty Node Start test to check everything if fine when
 * starting.
 * This test requires AWS to run.
 */
@ClusterScope(scope = Scope.TEST, numDataNodes = 0, numClientNodes = 0)
public class Ec2DiscoveryUpdateSettingsTests extends AbstractAwsTestCase {
    public void testMinimumClusterManagerNodesStart() {
        Settings nodeSettings = Settings.builder().put(DiscoveryModule.DISCOVERY_SEED_PROVIDERS_SETTING.getKey(), "ec2").build();
        internalCluster().startNode(nodeSettings);

        // We try to update a setting now
        final String expectedValue = UUIDs.randomBase64UUID(random());
        final String settingName = "cluster.routing.allocation.exclude.any_attribute";
        final ClusterUpdateSettingsResponse response = client().admin()
            .cluster()
            .prepareUpdateSettings()
            .setPersistentSettings(Settings.builder().put(settingName, expectedValue))
            .get();

        final String value = response.getPersistentSettings().get(settingName);
        assertThat(value, is(expectedValue));
    }
}