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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.searchlib.rankingexpression.transform;
import com.yahoo.searchlib.rankingexpression.RankingExpression;
import com.yahoo.searchlib.rankingexpression.evaluation.MapTypeContext;
import com.yahoo.searchlib.rankingexpression.evaluation.Value;
import com.yahoo.searchlib.rankingexpression.parser.ParseException;
import org.junit.Test;
import java.util.HashMap;
import java.util.Map;
import static org.junit.Assert.assertEquals;
/**
* @author bratseth
*/
public class ConstantDereferencerTestCase {
@Test
public void testConstantDereferencer() throws ParseException {
ConstantDereferencer c = new ConstantDereferencer();
Map<String, Value> constants = new HashMap<>();
constants.put("a", Value.parse("1.0"));
constants.put("b", Value.parse("2"));
constants.put("c", Value.parse("3.5"));
TransformContext context = new TransformContext(constants, new MapTypeContext());
assertEquals("1.0 + 2 + 3.5", c.transform(new RankingExpression("a + b + c"), context).toString());
assertEquals("myFunction(1.0,2)", c.transform(new RankingExpression("myFunction(a, b)"), context).toString());
assertEquals("tensor(x[2],y[3])((x + y == 1.0))", c.transform(new RankingExpression("tensor(x[2],y[3])(x+y==a)"), context).toString());
}
}
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