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ToRdfLiteralConverterTest.java
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ToRdfLiteralConverterTest.java
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/**
* Copyright (C) 2022 Czech Technical University in Prague
*
* This program is free software: you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details. You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package cz.cvut.kbss.jopa.oom.converter;
import cz.cvut.kbss.jopa.vocabulary.RDF;
import cz.cvut.kbss.jopa.vocabulary.XSD;
import cz.cvut.kbss.ontodriver.model.LangString;
import cz.cvut.kbss.ontodriver.model.Literal;
import cz.cvut.kbss.ontodriver.model.NamedResource;
import org.junit.jupiter.api.Test;
import java.net.URI;
import java.time.LocalTime;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.instanceOf;
import static org.junit.jupiter.api.Assertions.*;
class ToRdfLiteralConverterTest {
@Test
void convertToAxiomValueReturnsOntoDriverLiteralWithProvidedStringAsLexicalFormAndDatatype() {
final ToRdfLiteralConverter sut = new ToRdfLiteralConverter(XSD.BOOLEAN);
final Object result = sut.convertToAxiomValue(Boolean.TRUE.toString());
assertThat(result, instanceOf(Literal.class));
final Literal literalResult = (Literal) result;
assertEquals(Boolean.TRUE.toString(), literalResult.getLexicalForm());
assertEquals(XSD.BOOLEAN, literalResult.getDatatype());
}
@Test
void convertToAttributeExtractsLexicalFormFromOntoDriverLiteral() {
final ToRdfLiteralConverter sut = new ToRdfLiteralConverter(XSD.BOOLEAN);
final Literal literal = new Literal(LocalTime.now().toString(), XSD.TIME);
final String result = sut.convertToAttribute(literal);
assertEquals(literal.getLexicalForm(), result);
}
@Test
void supportsAxiomValueTypeReturnsFalseForNamedResource() {
final ToRdfLiteralConverter sut = new ToRdfLiteralConverter(XSD.BOOLEAN);
assertFalse(sut.supportsAxiomValueType(NamedResource.class));
}
@Test
void supportsAxiomValueTypeReturnsFalseForUri() {
final ToRdfLiteralConverter sut = new ToRdfLiteralConverter(XSD.BOOLEAN);
assertFalse(sut.supportsAxiomValueType(URI.class));
}
@Test
void convertToAttributeReturnsStringRepresentationOfProvidedValue() {
final ToRdfLiteralConverter sut = new ToRdfLiteralConverter(XSD.BOOLEAN);
assertEquals(Boolean.TRUE.toString(), sut.convertToAttribute(true));
}
@Test
void convertToAttributeReturnsValueOfLangString() {
final ToRdfLiteralConverter sut = new ToRdfLiteralConverter(RDF.LANG_STRING);
final String value = "car";
assertEquals(value, sut.convertToAttribute(new LangString(value, "en")));
}
@Test
void convertToAttributeReturnsNullWhenValueIsNull() {
final ToRdfLiteralConverter sut = new ToRdfLiteralConverter(XSD.BOOLEAN);
assertNull(sut.convertToAxiomValue(null));
}
}