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/*
* 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.
*/
package org.elasticsearch.search.suggest.completion;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.index.query.RegexpFlag;
import java.io.IOException;
public class RegexOptionsTests extends WritableTestCase<RegexOptions> {
public static RegexOptions randomRegexOptions() {
final RegexOptions.Builder builder = RegexOptions.builder();
maybeSet(builder::setMaxDeterminizedStates, randomIntBetween(1, 1000));
StringBuilder sb = new StringBuilder();
for (RegexpFlag regexpFlag : RegexpFlag.values()) {
if (randomBoolean()) {
if (sb.length() != 0) {
sb.append("|");
}
sb.append(regexpFlag.name());
}
}
maybeSet(builder::setFlags, sb.toString());
return builder.build();
}
@Override
protected RegexOptions createTestModel() {
return randomRegexOptions();
}
@Override
protected RegexOptions createMutation(RegexOptions original) throws IOException {
final RegexOptions.Builder builder = RegexOptions.builder();
builder.setMaxDeterminizedStates(randomValueOtherThan(original.getMaxDeterminizedStates(), () -> randomIntBetween(1, 10)));
return builder.build();
}
@Override
protected RegexOptions readFrom(StreamInput in) throws IOException {
return new RegexOptions(in);
}
public void testIllegalArgument() {
final RegexOptions.Builder builder = RegexOptions.builder();
try {
builder.setMaxDeterminizedStates(-randomIntBetween(1, Integer.MAX_VALUE));
fail("max determinized state must be positive");
} catch (IllegalArgumentException e) {
assertEquals(e.getMessage(), "maxDeterminizedStates must not be negative");
}
}
}
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