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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.prelude.semantics.test;
import com.yahoo.language.simple.SimpleLinguistics;
import com.yahoo.prelude.semantics.engine.RuleBaseLinguistics;
import com.yahoo.search.Query;
import com.yahoo.prelude.semantics.RuleBase;
import com.yahoo.prelude.semantics.engine.Evaluation;
import com.yahoo.prelude.semantics.rule.ChoiceCondition;
import com.yahoo.prelude.semantics.rule.ConditionReference;
import com.yahoo.prelude.semantics.rule.NamedCondition;
import com.yahoo.prelude.semantics.rule.ProductionList;
import com.yahoo.prelude.semantics.rule.ProductionRule;
import com.yahoo.prelude.semantics.rule.ReplacingProductionRule;
import com.yahoo.prelude.semantics.rule.SequenceCondition;
import com.yahoo.prelude.semantics.rule.TermCondition;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertTrue;
/**
* @author bratseth
*/
public class ConditionTestCase {
@Test
void testTermCondition() {
var linguistics = new RuleBaseLinguistics(new SimpleLinguistics());
TermCondition term = new TermCondition("foo", linguistics);
Query query = new Query("?query=foo");
assertTrue(term.matches(new Evaluation(query, null).freshRuleEvaluation()));
}
@Test
void testSequenceCondition() {
var linguistics = new RuleBaseLinguistics(new SimpleLinguistics());
TermCondition term1 = new TermCondition("foo", linguistics);
TermCondition term2 = new TermCondition("bar", linguistics);
SequenceCondition sequence = new SequenceCondition();
sequence.addCondition(term1);
sequence.addCondition(term2);
Query query = new Query("?query=foo+bar");
assertTrue(sequence.matches(new Evaluation(query, null).freshRuleEvaluation()), query + " matches " + sequence);
Query query2 = new Query("?query=foo");
assertFalse(sequence.matches(new Evaluation(query2, null).freshRuleEvaluation()), query2 + " does not match " + sequence);
Query query3 = new Query("?query=bar");
assertFalse(sequence.matches(new Evaluation(query3, null).freshRuleEvaluation()), query3 + " does not match " + sequence);
}
@Test
void testChoiceCondition() {
var linguistics = new RuleBaseLinguistics(new SimpleLinguistics());
TermCondition term1 = new TermCondition("foo", linguistics);
TermCondition term2 = new TermCondition("bar", linguistics);
ChoiceCondition choice = new ChoiceCondition();
choice.addCondition(term1);
choice.addCondition(term2);
Query query1 = new Query("?query=foo+bar");
assertTrue(choice.matches(new Evaluation(query1, null).freshRuleEvaluation()), query1 + " matches " + choice);
Query query2 = new Query("?query=foo");
assertTrue(choice.matches(new Evaluation(query2, null).freshRuleEvaluation()), query2 + " matches " + choice);
Query query3 = new Query("?query=bar");
assertTrue(choice.matches(new Evaluation(query3, null).freshRuleEvaluation()), query3 + " matches " + choice);
}
@Test
void testNamedConditionReference() {
var linguistics = new RuleBaseLinguistics(new SimpleLinguistics());
TermCondition term = new TermCondition("foo", linguistics);
NamedCondition named = new NamedCondition("cond", term);
ConditionReference reference = new ConditionReference("cond");
// To initialize the condition reference...
ProductionRule rule = new ReplacingProductionRule();
rule.setCondition(reference);
rule.setProduction(new ProductionList());
RuleBase ruleBase = new RuleBase("test");
ruleBase.addCondition(named);
ruleBase.addRule(rule);
ruleBase.initialize();
Query query = new Query("?query=foo");
assertTrue(reference.matches(new Evaluation(query, null).freshRuleEvaluation()), query + " matches " + reference);
}
}
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