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OrdinalParameterSparqlQueryHolderTest.java
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OrdinalParameterSparqlQueryHolderTest.java
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/**
* Copyright (C) 2020 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.query.sparql;
import cz.cvut.kbss.jopa.model.query.Parameter;
import cz.cvut.kbss.jopa.query.QueryParameter;
import cz.cvut.kbss.jopa.query.parameter.ParameterValueFactory;
import cz.cvut.kbss.jopa.sessions.MetamodelProvider;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import java.util.*;
import java.util.stream.Collectors;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.mockito.Mockito.mock;
public class OrdinalParameterSparqlQueryHolderTest {
private static final String QUERY = "PREFIX foaf: <http://xmlns.com/foaf/0.1/>\n" +
"SELECT ?craft\n" +
"{\n" +
"?craft foaf:name \"Apollo 7\" .\n" +
"?craft foaf:homepage $1 .\n" +
"?craft foaf:fundedBy $ .\n" +
"}";
private static final List<String> PARTS = Arrays.asList("PREFIX foaf: <http://xmlns.com/foaf/0.1/>\n" +
"SELECT ", "\n{\n", " foaf:name \"Apollo 7\" .\n", " foaf:homepage ", " .\n", " foaf:fundedBy ", " .\n}");
private static final List<Object> PARAMS = Arrays.asList("craft", "craft", "craft", 1, "craft", 2);
private static final Set<Object> PARAM_IDENTIFIERS = new HashSet<>(Arrays.asList("craft", 1, 2));
private final ParameterValueFactory paramValueFactory = new ParameterValueFactory(mock(MetamodelProvider.class));
private SparqlQueryHolder holder;
@BeforeEach
public void setUp() throws Exception {
final Map<Object, QueryParameter<?>> paramsByName = new HashMap<>();
for (Object n : PARAM_IDENTIFIERS) {
if (n instanceof String) {
paramsByName.put(n, new QueryParameter<>((String) n, paramValueFactory));
} else {
paramsByName.put(n, new QueryParameter<>((Integer) n, paramValueFactory));
}
}
final List<QueryParameter<?>> parameters = PARAMS.stream().map(paramsByName::get).collect(Collectors.toList());
this.holder = new SparqlQueryHolder(QUERY, PARTS, parameters);
}
@Test
public void testGetOrdinalParameter() {
final int position = 1;
final Parameter<?> param = holder.getParameter(position);
assertEquals(position, param.getPosition().intValue());
}
@Test
public void getParameterWithUnknownIndexThrowsException() {
assertThrows(IllegalArgumentException.class, () -> holder.getParameter(Integer.MAX_VALUE));
}
@Test
public void testSetOrdinalParameterValue() {
final String value = "NASA";
final QueryParameter<?> param = new QueryParameter<>(2, paramValueFactory);
holder.setParameter(param, value);
assertEquals(value, holder.getParameterValue(param));
}
@Test
public void setValueOfUnknownParameterThrowsException() {
assertThrows(IllegalArgumentException.class, () -> holder
.setParameter(new QueryParameter<>(Integer.MAX_VALUE, paramValueFactory), "value"));
}
@Test
public void testSetAllParametersAndAssembleQueryWithPositionalParameters() {
final String fundedBy = "NASA";
final String homepage = "http://www.apollo-7.com";
final String query = "PREFIX foaf: <http://xmlns.com/foaf/0.1/>\n" +
"SELECT ?craft\n" +
"{\n" +
"?craft foaf:name \"Apollo 7\" .\n" +
"?craft foaf:homepage \"" + homepage + "\" .\n" +
"?craft foaf:fundedBy \"" + fundedBy + "\" .\n" +
"}";
holder.setParameter(new QueryParameter<>(1, paramValueFactory), homepage);
holder.setParameter(new QueryParameter<>(2, paramValueFactory), fundedBy);
assertEquals(query, holder.assembleQuery());
}
@Test
public void testSetSomeParametersAndAssembleQueryWithPositionalParameters() {
final String fundedBy = "NASA";
final String query = "PREFIX foaf: <http://xmlns.com/foaf/0.1/>\n" +
"SELECT ?craft\n" +
"{\n" +
"?craft foaf:name \"Apollo 7\" .\n" +
"?craft foaf:homepage $1 .\n" +
"?craft foaf:fundedBy \"" + fundedBy + "\" .\n" +
"}";
holder.setParameter(new QueryParameter<>(2, paramValueFactory), fundedBy);
assertEquals(query, holder.assembleQuery());
}
}