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 * 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.
 */

package org.elasticsearch.action.admin.indices.mapping.put;

import org.elasticsearch.common.Randomness;
import org.elasticsearch.test.ESTestCase;
import org.hamcrest.Matchers;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;

public class TransportPutMappingRequestValidatorsTests extends ESTestCase {

    private final MappingRequestValidator EMPTY = (request, state, indices) -> null;
    private final MappingRequestValidator FAIL = (request, state, indices) -> new Exception("failure");

    public void testValidates() {
        final int numberOfValidations = randomIntBetween(0, 8);
        final List<MappingRequestValidator> validators = new ArrayList<>(numberOfValidations);
        for (int i = 0; i < numberOfValidations; i++) {
            validators.add(EMPTY);
        }
        final TransportPutMappingAction.RequestValidators requestValidators = new TransportPutMappingAction.RequestValidators(validators);
        assertNull(requestValidators.validateRequest(null, null, null));
    }

    public void testFailure() {
        final TransportPutMappingAction.RequestValidators validators =
                new TransportPutMappingAction.RequestValidators(Collections.singletonList(FAIL));
        assertNotNull(validators.validateRequest(null, null, null));
    }

    public void testValidatesAfterFailure() {
        final TransportPutMappingAction.RequestValidators validators =
                new TransportPutMappingAction.RequestValidators(Collections.unmodifiableList(Arrays.asList(FAIL, EMPTY)));
        assertNotNull(validators.validateRequest(null, null, null));
    }

    public void testMultipleFailures() {
        final int numberOfFailures = randomIntBetween(2, 8);
        final List<MappingRequestValidator> validators = new ArrayList<>(numberOfFailures);
        for (int i = 0; i < numberOfFailures; i++) {
            validators.add(FAIL);
        }
        final TransportPutMappingAction.RequestValidators requestValidators = new TransportPutMappingAction.RequestValidators(validators);
        final Exception e = requestValidators.validateRequest(null, null, null);
        assertNotNull(e);
        assertThat(e.getSuppressed(), Matchers.arrayWithSize(numberOfFailures - 1));
    }

    public void testRandom() {
        final int numberOfValidations = randomIntBetween(0, 8);
        final int numberOfFailures = randomIntBetween(0, 8);
        final List<MappingRequestValidator> validators = new ArrayList<>(numberOfValidations + numberOfFailures);
        for (int i = 0; i < numberOfValidations; i++) {
            validators.add(EMPTY);
        }
        for (int i = 0; i < numberOfFailures; i++) {
            validators.add(FAIL);
        }
        Randomness.shuffle(validators);
        final TransportPutMappingAction.RequestValidators requestValidators = new TransportPutMappingAction.RequestValidators(validators);
        final Exception e = requestValidators.validateRequest(null, null, null);
        if (numberOfFailures == 0) {
            assertNull(e);
        } else {
            assertNotNull(e);
        }
        assertThat(e.getSuppressed(), Matchers.arrayWithSize(numberOfFailures - 1));
    }

}

@@ -3909,30 +3909,24 @@
 ull(e);%0A    
-    %7D%0A
         asse
@@ -3994,21 +3994,31 @@
 ures - 1));%0A
+        %7D%0A
     %7D%0A%0A%7D%0A

Fix put mapping request validators random test