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JenaStatementTest.java
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JenaStatementTest.java
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/**
* Copyright (C) 2020 Czech Technical University in Prague
* <p>
* 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.
* <p>
* 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.ontodriver.jena.query;
import cz.cvut.kbss.ontodriver.ResultSet;
import cz.cvut.kbss.ontodriver.Statement;
import cz.cvut.kbss.ontodriver.jena.connector.StatementExecutor;
import cz.cvut.kbss.ontodriver.jena.exception.JenaDriverException;
import org.apache.jena.query.Query;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import static org.hamcrest.CoreMatchers.containsString;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.junit.jupiter.api.Assertions.*;
import static org.mockito.Mockito.*;
public class JenaStatementTest {
@Mock
private StatementExecutor executor;
private JenaStatement statement;
@BeforeEach
public void setUp() {
MockitoAnnotations.initMocks(this);
this.statement = new JenaStatement(executor);
}
@Test
public void executeQueryExecutesSelect() throws JenaDriverException {
final SelectResultSet rsMock = mock(SelectResultSet.class);
when(executor.executeSelectQuery(any(), any())).thenReturn(rsMock);
final String query = "SELECT * WHERE { ?x ?y ?z .}";
final ResultSet rs = statement.executeQuery(query);
verify(executor).executeSelectQuery(any(Query.class), eq(Statement.StatementOntology.CENTRAL));
assertSame(rsMock, rs);
}
@Test
public void executeQueryExecutesAsk() throws JenaDriverException {
final AskResultSet rsMock = mock(AskResultSet.class);
when(executor.executeAskQuery(any(), any())).thenReturn(rsMock);
final String query = "ASK { ?x a <http://xmlns.com/foaf/0.1/Person> . }";
final ResultSet rs = statement.executeQuery(query);
verify(executor).executeAskQuery(any(Query.class), eq(Statement.StatementOntology.CENTRAL));
assertSame(rsMock, rs);
}
@Test
public void executeQueryExecutesAskWhenPrefixesAreDeclared() throws JenaDriverException {
final AskResultSet rsMock = mock(AskResultSet.class);
when(executor.executeAskQuery(any(), any())).thenReturn(rsMock);
final String query = "PREFIX foaf: <http://xmlns.com/foaf/0.1/> \n" +
"ASK { ?x a foaf:Person . }";
statement.executeQuery(query);
verify(executor).executeAskQuery(any(Query.class), eq(Statement.StatementOntology.CENTRAL));
}
@Test
public void executeQuerySetsStatementOnResultSet() throws JenaDriverException {
final SelectResultSet rsMock = mock(SelectResultSet.class);
when(executor.executeSelectQuery(any(), any())).thenReturn(rsMock);
final String query = "SELECT * WHERE { ?x ?y ?z .}";
final AbstractResultSet rs = (AbstractResultSet) statement.executeQuery(query);
verify(rs).setStatement(statement);
}
@Test
public void executeQueryThrowsIllegalStateExceptionForClosedStatement() throws JenaDriverException {
statement.close();
assertThrows(IllegalStateException.class, () -> statement.executeQuery("SELECT * WHERE { ?x ?y ?z .}"));
}
@Test
public void executeQueryThrowsJenaDriverExceptionForMalformedQuery() {
final String query = "SELECT * WHERE { ?x ?y df .}";
final JenaDriverException ex = assertThrows(JenaDriverException.class, () -> statement.executeQuery(query));
assertThat(ex.getMessage(), containsString("Unable to parse query "));
}
@Test
public void executeQueryClosesCurrentResultSet() throws JenaDriverException {
final SelectResultSet rsMock = mock(SelectResultSet.class);
when(executor.executeSelectQuery(any(), any())).thenReturn(rsMock);
final String query = "SELECT * WHERE { ?x ?y ?z .}";
final AbstractResultSet rs = (AbstractResultSet) statement.executeQuery(query);
assertSame(rsMock, rs);
statement.executeQuery(query);
verify(rsMock).close();
}
@Test
public void executeUpdateExecutesUpdateQuery() throws JenaDriverException {
final String query = "INSERT DATA { _:b1 a <http://xmlns.com/foaf/0.1/Person> . }";
statement.executeUpdate(query);
verify(executor).executeUpdate(query, Statement.StatementOntology.CENTRAL);
}
@Test
public void executeUpdateThrowsIllegalStateExceptionForClosedStatement() throws JenaDriverException {
statement.close();
assertThrows(IllegalStateException.class,
() -> statement.executeUpdate("INSERT DATA { _:b1 a <http://xmlns.com/foaf/0.1/Person> . }"));
}
@Test
public void executeUpdateClosesExistingResultSet() throws JenaDriverException {
final AskResultSet rsMock = mock(AskResultSet.class);
when(executor.executeAskQuery(any(), any())).thenReturn(rsMock);
final String query = "ASK { ?x a <http://xmlns.com/foaf/0.1/Person> . }";
statement.executeQuery(query);
final String update = "INSERT DATA { _:b1 a <http://xmlns.com/foaf/0.1/Person> . }";
statement.executeUpdate(update);
verify(rsMock).close();
}
@Test
public void closeClosesCurrentResultSetAsWell() throws Exception {
final AskResultSet rsMock = mock(AskResultSet.class);
when(executor.executeAskQuery(any(), any())).thenReturn(rsMock);
final String query = "ASK { ?x a <http://xmlns.com/foaf/0.1/Person> . }";
statement.executeQuery(query);
statement.close();
verify(rsMock).close();
assertFalse(statement.isOpen());
}
@Test
public void settingTargetOntologyIsReflectedInQueryExecutionParameter() throws Exception {
final SelectResultSet rsMock = mock(SelectResultSet.class);
when(executor.executeSelectQuery(any(), any())).thenReturn(rsMock);
final String query = "SELECT * WHERE { ?x ?y ?z .}";
statement.useOntology(Statement.StatementOntology.TRANSACTIONAL);
assertEquals(Statement.StatementOntology.TRANSACTIONAL, statement.getStatementOntology());
final ResultSet rs = statement.executeQuery(query);
verify(executor).executeSelectQuery(any(Query.class), eq(Statement.StatementOntology.TRANSACTIONAL));
assertSame(rsMock, rs);
}
}