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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.document;
import com.yahoo.document.datatypes.ReferenceFieldValue;
import com.yahoo.document.datatypes.StringFieldValue;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
/**
* @author vekterli
*/
public class ReferenceDataTypeTestCase {
@Test
public void parameters_are_propagated_to_base_data_type() {
DocumentType docType = new DocumentType("bjarne");
ReferenceDataType refType = new ReferenceDataType(docType, 1234);
assertEquals("Reference<bjarne>", refType.getName());
assertEquals(1234, refType.getId());
assertEquals(docType, refType.getTargetType());
}
@Test
public void empty_reference_field_value_instance_can_be_created_from_type() {
ReferenceDataType refType = new ReferenceDataType(new DocumentType("foo"), 123);
ReferenceFieldValue fv = refType.createFieldValue();
assertNotNull(fv);
assertEquals(refType, fv.getDataType());
}
@Test
public void reference_data_type_has_reference_field_value_class() {
ReferenceDataType refType = new ReferenceDataType(new DocumentType("foo"), 123);
assertEquals(ReferenceFieldValue.class, refType.getValueClass());
}
private static class MultiTypeFixture {
final DocumentType docType = new DocumentType("bar");
final ReferenceDataType refType = new ReferenceDataType(docType, 123);
final ReferenceDataType refTypeClone = new ReferenceDataType(docType, 123);
final ReferenceDataType typeWithDifferentId = new ReferenceDataType(docType, 456);
final ReferenceDataType typeWithDifferentDocType = new ReferenceDataType(new DocumentType("stuff"), 123);
}
@Test
public void equals_checks_document_type_and_type_id() {
final MultiTypeFixture fixture = new MultiTypeFixture();
// Note: the default DataType.equals method actually satisfies this, since we already
// give it a type-parameterized name and id
assertFalse(fixture.refType.equals(null));
assertFalse(fixture.refType.equals(DataType.STRING));
assertFalse(fixture.refType.equals(fixture.typeWithDifferentId));
assertFalse(fixture.refType.equals(fixture.typeWithDifferentDocType));
assertTrue(fixture.refType.equals(fixture.refType));
assertTrue(fixture.refType.equals(fixture.refTypeClone));
}
@Test
public void type_value_compatibility_checks_target_type() {
final MultiTypeFixture fixture = new MultiTypeFixture();
assertFalse(fixture.refType.isValueCompatible(null));
assertFalse(fixture.refType.isValueCompatible(new StringFieldValue("baz")));
assertFalse(fixture.refType.isValueCompatible(fixture.typeWithDifferentId.createFieldValue()));
assertFalse(fixture.refType.isValueCompatible(fixture.typeWithDifferentDocType.createFieldValue()));
assertTrue(fixture.refType.isValueCompatible(fixture.refType.createFieldValue()));
assertTrue(fixture.refType.isValueCompatible(fixture.refTypeClone.createFieldValue()));
}
}
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