SqlParserFuzzer.java

// Copyright 2023 Google LLC
//
// Licensed 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 com.example;

import com.code_intelligence.jazzer.api.FuzzedDataProvider;
import com.code_intelligence.jazzer.junit.FuzzTest;

import org.apache.calcite.sql.parser.SqlParser;
import org.apache.calcite.sql.parser.SqlParseException;
import org.apache.calcite.sql.parser.impl.SqlParserImpl;


class SqlParserFuzzer {
    @FuzzTest
    void myFuzzTest(FuzzedDataProvider data) {
        try {
            SqlParser.Config sqlParserConfig = SqlParser
                    .configBuilder()
                    .setParserFactory(SqlParserImpl.FACTORY)
                    .build();
            String input = data.consumeRemainingAsString();
            SqlParser parser = SqlParser.create(input, sqlParserConfig);

            parser.parseQuery();
            parser.parseStmt();
            parser.parseStmtList();
            parser.parseExpression();
        } catch (SqlParseException e) {
        }
    }
}