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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.vespa.indexinglanguage;
import com.yahoo.collections.Pair;
import com.yahoo.vespa.indexinglanguage.expressions.ArithmeticExpression;
import com.yahoo.vespa.indexinglanguage.expressions.AttributeExpression;
import com.yahoo.vespa.indexinglanguage.expressions.CatExpression;
import com.yahoo.vespa.indexinglanguage.expressions.Expression;
import com.yahoo.vespa.indexinglanguage.expressions.ForEachExpression;
import com.yahoo.vespa.indexinglanguage.expressions.GuardExpression;
import com.yahoo.vespa.indexinglanguage.expressions.IfThenExpression;
import com.yahoo.vespa.indexinglanguage.expressions.IndexExpression;
import com.yahoo.vespa.indexinglanguage.expressions.ParenthesisExpression;
import com.yahoo.vespa.indexinglanguage.expressions.ScriptExpression;
import com.yahoo.vespa.indexinglanguage.expressions.SelectInputExpression;
import com.yahoo.vespa.indexinglanguage.expressions.StatementExpression;
import com.yahoo.vespa.indexinglanguage.expressions.SwitchExpression;
import org.junit.Test;
import java.util.Arrays;
import java.util.Collections;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
/**
* @author Simon Thoresen Hult
*/
@SuppressWarnings({ "rawtypes" })
public class ExpressionSearcherTestCase {
private static final ExpressionSearcher searcher = new ExpressionSearcher<>(IndexExpression.class);
@Test
public void requireThatExpressionsCanBeFound() {
IndexExpression exp = new IndexExpression("foo");
assertFound(exp, new ArithmeticExpression(exp, ArithmeticExpression.Operator.ADD,
new AttributeExpression("foo")));
assertFound(exp, new ArithmeticExpression(new AttributeExpression("foo"),
ArithmeticExpression.Operator.ADD, exp));
assertFound(exp, new CatExpression(exp));
assertFound(exp, new CatExpression(new AttributeExpression("foo"), exp));
assertFound(exp, new ForEachExpression(exp));
assertFound(exp, new GuardExpression(exp));
assertFound(exp, new IfThenExpression(exp,
IfThenExpression.Comparator.EQ,
new AttributeExpression("foo"),
new AttributeExpression("bar"),
new AttributeExpression("baz")));
assertFound(exp, new IfThenExpression(new AttributeExpression("foo"),
IfThenExpression.Comparator.EQ,
exp,
new AttributeExpression("bar"),
new AttributeExpression("baz")));
assertFound(exp, new IfThenExpression(new AttributeExpression("foo"),
IfThenExpression.Comparator.EQ,
new AttributeExpression("bar"),
exp,
new AttributeExpression("baz")));
assertFound(exp, new IfThenExpression(new AttributeExpression("foo"),
IfThenExpression.Comparator.EQ,
new AttributeExpression("bar"),
new AttributeExpression("baz"),
exp));
assertFound(exp, new ParenthesisExpression(exp));
assertFound(exp, new ScriptExpression(new StatementExpression(exp)));
assertFound(exp, new ScriptExpression(new StatementExpression(new AttributeExpression("foo")),
new StatementExpression(exp)));
assertFound(exp, new SelectInputExpression(
Arrays.asList(new Pair<String, Expression>("foo", exp),
new Pair<String, Expression>("bar", new AttributeExpression("bar")))));
assertFound(exp, new SelectInputExpression(
Arrays.asList(new Pair<String, Expression>("foo", new AttributeExpression("bar")),
new Pair<String, Expression>("bar", exp))));
assertFound(exp, new StatementExpression(exp));
assertFound(exp, new StatementExpression(new AttributeExpression("foo"), exp));
assertFound(exp, new SwitchExpression(
Collections.singletonMap("foo", exp),
new AttributeExpression("bar")));
assertFound(exp, new SwitchExpression(
Collections.singletonMap("foo", new AttributeExpression("bar")),
exp));
}
private static void assertFound(IndexExpression searchFor, Expression searchIn) {
assertTrue(searcher.containedIn(searchIn));
assertSame(searchFor, searcher.searchIn(searchIn));
}
}
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