@@ -0,0 +1,1804 @@
+/*%0A * Licensed to the Apache Software Foundation (ASF) under one or more%0A * contributor license agreements.  See the NOTICE file distributed with%0A * this work for additional information regarding copyright ownership.%0A * The ASF licenses this file to You under the Apache License, Version 2.0%0A * (the %22License%22); you may not use this file except in compliance with%0A * the License.  You may obtain a copy of the License at%0A *%0A *     http://www.apache.org/licenses/LICENSE-2.0%0A *%0A * Unless required by applicable law or agreed to in writing, software%0A * distributed under the License is distributed on an %22AS IS%22 BASIS,%0A * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.%0A * See the License for the specific language governing permissions and%0A * limitations under the License.%0A */%0A%0Apackage org.apache.shardingsphere.shadow.route.engine.util;%0A%0Aimport java.util.LinkedList;%0Aimport java.util.List;%0A%0Aimport org.apache.shardingsphere.sql.parser.sql.common.segment.dml.expr.simple.LiteralExpressionSegment;%0Aimport org.apache.shardingsphere.sql.parser.sql.common.segment.dml.expr.simple.SimpleExpressionSegment;%0Aimport org.junit.Test;%0A%0Aimport static org.hamcrest.CoreMatchers.is;%0Aimport static org.junit.Assert.assertThat;%0Aimport static org.junit.Assert.assertTrue;%0A%0Apublic final class ShadowExtractorTest %7B%0A%0A    @Test%0A    public void assertExtractValuesSimpleExpressionSegment() %7B%0A        SimpleExpressionSegment simpleExpressionSegment = new LiteralExpressionSegment(1, 2, %22expected%22);%0A        List%3CObject%3E parametersList = new LinkedList%3C%3E();%0A        assertTrue(ShadowExtractor.extractValues(simpleExpressionSegment, parametersList).isPresent());%0A        assertThat(ShadowExtractor.extractValues(simpleExpressionSegment, parametersList).get().iterator().next(), is(%22expected%22));%0A    %7D%0A%7D%0A

Add ut for ShadowExtractor in shadow project (#14397)