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// Copyright 2020 Oath Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.searchdefinition;
import com.yahoo.searchdefinition.parser.ParseException;
import com.yahoo.vespa.documentmodel.DocumentSummary;
import com.yahoo.vespa.model.test.utils.DeployLoggerStub;
import com.yahoo.vespa.objects.FieldBase;
import org.junit.Test;
import static com.yahoo.config.model.test.TestUtil.joinLines;
import java.util.Collection;
import java.util.List;
import java.util.logging.Level;
import java.util.stream.Collectors;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
/**
* Tests summary validation
*
* @author bratseth
*/
public class SummaryTestCase {
@Test
public void testMemorySummary() throws ParseException {
String sd = joinLines(
"search memorysummary {",
" document memorysummary {",
" field inmemory type string {",
" indexing: attribute | summary",
" }",
" field ondisk type string {",
" indexing: index # no summary, so ignored",
" }",
" }",
"}");
DeployLoggerStub logger = new DeployLoggerStub();
SearchBuilder.createFromString(sd, logger);
assertTrue(logger.entries.isEmpty());
}
@Test
public void testDiskSummary() throws ParseException {
String sd = joinLines(
"search disksummary {",
" document-summary foobar {",
" summary foo1 type string { source: inmemory }",
" summary foo2 type string { source: ondisk }",
" }",
" document disksummary {",
" field inmemory type string {",
" indexing: attribute | summary",
" }",
" field ondisk type string {",
" indexing: index | summary",
" }",
" }",
"}");
DeployLoggerStub logger = new DeployLoggerStub();
SearchBuilder.createFromString(sd, logger);
assertEquals(1, logger.entries.size());
assertEquals(Level.WARNING, logger.entries.get(0).level);
assertEquals("summary field 'foo2' in document summary 'foobar' references source field 'ondisk', " +
"which is not an attribute: Using this summary will cause disk accesses. " +
"Set 'from-disk' on this summary class to silence this warning.",
logger.entries.get(0).message);
}
@Test
public void testDiskSummaryExplicit() throws ParseException {
String sd = joinLines(
"search disksummary {",
" document disksummary {",
" field inmemory type string {",
" indexing: attribute | summary",
" }",
" field ondisk type string {",
" indexing: index | summary",
" }",
" }",
" document-summary foobar {",
" summary foo1 type string { source: inmemory }",
" summary foo2 type string { source: ondisk }",
" from-disk",
" }",
"}");
DeployLoggerStub logger = new DeployLoggerStub();
SearchBuilder.createFromString(sd, logger);
assertTrue(logger.entries.isEmpty());
}
@Test
public void testStructMemorySummary() throws ParseException {
String sd = joinLines(
"search structmemorysummary {",
" document structmemorysummary {",
" struct elem {",
" field name type string {}",
" field weight type int {}",
" }",
" field elem_array type array<elem> {",
" indexing: summary",
" struct-field name {",
" indexing: attribute",
" }",
" struct-field weight {",
" indexing: attribute",
" }",
" }",
" }",
" document-summary filtered {",
" summary elem_array_filtered type array<elem> {",
" source: elem_array",
" matched-elements-only",
" }",
" }",
"}");
DeployLoggerStub logger = new DeployLoggerStub();
SearchBuilder.createFromString(sd, logger);
assertTrue(logger.entries.isEmpty());
}
@Test
public void testInheritance() throws Exception {
String sd = joinLines(
"search music {",
" document music {",
" field title type string {",
" indexing: summary | attribute | index",
" }",
" field artist type string {",
" indexing: summary | attribute | index",
" }",
" field album type string {",
" indexing: summary | attribute | index",
" }",
" }",
" document-summary title {",
" summary title type string {",
" source: title",
" }",
" }",
" document-summary title_artist inherits title {",
" summary artist type string {",
" source: artist",
" }",
" }",
" document-summary everything inherits title_artist {",
" summary album type string {",
" source: album",
" }",
" }",
"}");
var logger = new DeployLoggerStub();
var search = SearchBuilder.createFromString(sd, logger).getSearch();
assertEquals(List.of(), logger.entries);
var titleField = "title";
var artistField = "artist";
var albumField = "album";
var titleSummary = search.getSummary(titleField);
var titleArtistSummary = search.getSummary(titleField + "_" + artistField);
var everythingSummary = search.getSummary("everything");
var implicitFields = List.of("rankfeatures", "summaryfeatures");
var tests = List.of(
new TestValue(titleSummary, null, List.of(List.of(titleField), implicitFields)),
new TestValue(titleArtistSummary, titleSummary, List.of(List.of(titleField), implicitFields, List.of(artistField))),
new TestValue(everythingSummary, titleArtistSummary, List.of(List.of(titleField), implicitFields, List.of(artistField, albumField)))
);
tests.forEach(testValue -> {
var actualFields = testValue.summary.getSummaryFields().stream()
.map(FieldBase::getName)
.collect(Collectors.toList());
assertEquals(testValue.summary.getName() + (testValue.parent == null ? " does not inherit anything" : " inherits " + testValue.parent.getName()),
testValue.parent,
testValue.summary.getInherited());
assertEquals("Summary " + testValue.summary.getName() + " has expected fields", testValue.fields, actualFields);
});
}
@Test
public void testRedeclaringInheritedFieldFails() throws Exception {
String sd = joinLines(
"search music {",
" document music {",
" field title type string {",
" indexing: summary | attribute | index",
" }",
" field title_short type string {",
" indexing: summary | attribute | index",
" }",
" }",
" document-summary title {",
" summary title type string {",
" source: title",
" }",
" }",
" document-summary title2 inherits title {",
" summary title type string {",
" source: title_short",
" }",
" }",
"}");
var logger = new DeployLoggerStub();
try {
SearchBuilder.createFromString(sd, logger);
fail("Expected exception");
} catch (IllegalArgumentException e) {
assertEquals("For search 'music', summary class 'title2', summary field 'title': Can not use " +
"source 'title_short' for this summary field, an equally named field in summary class 'title' " +
"uses a different source: 'title'.", e.getMessage());
}
}
@Test
public void testValidationOfInheritedSummary() throws ParseException {
try {
String schema = joinLines(
"schema test {" +
" document test {" +
" }" +
" document-summary test_summary inherits nonesuch {" +
" }" +
"}");
DeployLoggerStub logger = new DeployLoggerStub();
SearchBuilder.createFromStrings(logger, schema);
fail("Expected failure");
}
catch (IllegalArgumentException e) {
assertEquals("document summary 'test_summary' inherits nonesuch but this is not present in schema 'test'",
e.getMessage());
}
}
private static class TestValue {
private final DocumentSummary summary;
private final DocumentSummary parent;
private final List<String> fields;
public TestValue(DocumentSummary summary, DocumentSummary parent, List<List<String>> fields) {
this.summary = summary;
this.parent = parent;
this.fields = fields.stream().flatMap(Collection::stream).collect(Collectors.toList());;
}
}
}
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