seatunnel-connectors/seatunnel-connectors-flink/seatunnel-connector-flink-assert/src/test/java/org/apache/seatunnel/flink/assertion/rule/AssertRuleParserTest.java

/*
 * 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.seatunnel.flink.assertion.rule;

import static org.junit.jupiter.api.Assertions.assertEquals;

import org.apache.seatunnel.shade.com.typesafe.config.Config;
import org.apache.seatunnel.shade.com.typesafe.config.ConfigFactory;

import org.apache.flink.api.common.typeinfo.BasicTypeInfo;
import org.junit.jupiter.api.Test;

import java.util.List;

public class AssertRuleParserTest {
    AssertRuleParser parser = new AssertRuleParser();

    @Test
    public void testParseRules() {
        List<? extends Config> ruleConfigList = assembleConfig();
        List<AssertFieldRule> assertFieldRules = parser.parseRules(ruleConfigList);
        assertEquals(assertFieldRules.size(), 2);
        assertEquals(assertFieldRules.get(0).getFieldType(), BasicTypeInfo.STRING_TYPE_INFO);
    }

    private List<? extends Config> assembleConfig() {
        String s = "AssertSink {\n" +
            "    rules = \n" +
            "        [{\n" +
            "            field_name = name\n" +
            "            field_type = string\n" +
            "            field_value = [\n" +
            "                {\n" +
            "                    rule_type = NOT_NULL\n" +
            "                },\n" +
            "                {\n" +
            "                    rule_type = MIN_LENGTH\n" +
            "                    rule_value = 3\n" +
            "                },\n" +
            "                {\n" +
            "                     rule_type = MAX_LENGTH\n" +
            "                     rule_value = 5\n" +
            "                }\n" +
            "            ]\n" +
            "        },{\n" +
            "            field_name = age\n" +
            "            field_type = int\n" +
            "            field_value = [\n" +
            "                {\n" +
            "                    rule_type = NOT_NULL\n" +
            "                },\n" +
            "                {\n" +
            "                    rule_type = MIN\n" +
            "                    rule_value = 10\n" +
            "                },\n" +
            "                {\n" +
            "                     rule_type = MAX\n" +
            "                     rule_value = 20\n" +
            "                }\n" +
            "            ]\n" +
            "        }\n" +
            "        ]\n" +
            "    \n" +
            "}\n";
        Config config = ConfigFactory.parseString(s);

        return config.getConfig("AssertSink").getConfigList("rules");
    }

}