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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.schema.processing;
import com.yahoo.config.application.api.ApplicationPackage;
import com.yahoo.io.IOUtils;
import com.yahoo.path.Path;
import com.yahoo.schema.derived.RawRankProfile;
import com.yahoo.vespa.model.VespaModel;
import com.yahoo.vespa.model.ml.ImportedModelTester;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.Test;
import java.io.IOException;
import java.util.Optional;
import static org.junit.jupiter.api.Assertions.assertEquals;
/**
* Tests adding Vespa ranking expression based models in the models/ dir
*
* @author bratseth
*/
public class VespaMlModelTestCase {
private final Path applicationDir = Path.fromString("src/test/integration/vespa/");
private final String expectedRankConfig =
"constant(constant1).value : tensor(x[3]):[0.5, 1.5, 2.5]\n" +
"constant(constant1).type : tensor(x[3])\n" +
"rankingExpression(foo1).rankingScript : reduce(reduce(input1 * input2, sum, name) * constant(constant1), max, x) * 3.0\n" +
"rankingExpression(foo1).input1.type : tensor(name{},x[3])\n" +
"rankingExpression(foo1).input2.type : tensor(x[3])\n" +
"rankingExpression(foo2).rankingScript : reduce(reduce(input1 * input2, sum, name) * constant(constant1asLarge), max, x) * 3.0\n" +
"rankingExpression(foo2).input1.type : tensor(name{},x[3])\n" +
"rankingExpression(foo2).input2.type : tensor(x[3])\n";
/** The model name */
private final String name = "example";
@AfterEach
public void removeGeneratedModelFiles() {
IOUtils.recursiveDeleteDir(applicationDir.append(ApplicationPackage.MODELS_GENERATED_DIR).toFile());
}
@Test
void testGlobalVespaModel() throws IOException {
ImportedModelTester tester = new ImportedModelTester(name, applicationDir);
VespaModel model = tester.createVespaModel();
tester.assertLargeConstant("constant1asLarge", model, Optional.of(3L));
assertEquals(expectedRankConfig, rankConfigOf("example", model));
// At this point the expression is stored - copy application to another location which do not have a models dir
Path storedAppDir = applicationDir.append("copy");
try {
storedAppDir.toFile().mkdirs();
IOUtils.copy(applicationDir.append("services.xml").toString(), storedAppDir.append("services.xml").toString());
IOUtils.copyDirectory(applicationDir.append(ApplicationPackage.MODELS_GENERATED_DIR).toFile(),
storedAppDir.append(ApplicationPackage.MODELS_GENERATED_DIR).toFile());
ImportedModelTester storedTester = new ImportedModelTester(name, storedAppDir);
VespaModel storedModel = storedTester.createVespaModel();
storedTester.assertLargeConstant("constant1asLarge", model, Optional.of(3L));
assertEquals(expectedRankConfig, rankConfigOf("example", storedModel));
}
finally {
IOUtils.recursiveDeleteDir(storedAppDir.toFile());
}
}
private String rankConfigOf(String rankProfileName, VespaModel model) {
StringBuilder b = new StringBuilder();
RawRankProfile profile = model.rankProfileList().getRankProfiles().get(rankProfileName);
for (var property : profile.configProperties())
b.append(property.getFirst()).append(" : ").append(property.getSecond()).append("\n");
return b.toString();
}
}
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