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EntityTransactionImplTest.java
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EntityTransactionImplTest.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.jopa.transactions;
import cz.cvut.kbss.jopa.exceptions.RollbackException;
import cz.cvut.kbss.jopa.model.AbstractEntityManager;
import cz.cvut.kbss.jopa.sessions.UnitOfWork;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import static org.junit.jupiter.api.Assertions.*;
import static org.mockito.Mockito.*;
public class EntityTransactionImplTest {
@Mock
private EntityTransactionWrapper wrapperMock;
@Mock
private AbstractEntityManager emMock;
@Mock
private UnitOfWork uowMock;
private EntityTransactionImpl transaction;
@BeforeEach
public void setUp() throws Exception {
MockitoAnnotations.openMocks(this);
when(wrapperMock.getEntityManager()).thenReturn(emMock);
when(wrapperMock.getTransactionUOW()).thenReturn(uowMock);
this.transaction = new EntityTransactionImpl(wrapperMock);
}
@Test
public void callingConstructorWithNullArgumentsThrowsNPX() {
assertThrows(NullPointerException.class, () -> new EntityTransactionImpl(null));
}
@Test
public void testBegin() {
assertFalse(transaction.isActive());
transaction.begin();
assertTrue(transaction.isActive());
verify(emMock).transactionStarted(transaction);
}
@Test
public void testBeginAlreadyActive() {
assertFalse(transaction.isActive());
transaction.begin();
assertTrue(transaction.isActive());
assertThrows(IllegalStateException.class, () -> transaction.begin());
}
@Test
public void testCommit() {
transaction.begin();
transaction.commit();
assertFalse(transaction.isActive());
verify(emMock).transactionFinished(transaction);
}
@Test
public void testCommitAndRelease() {
when(uowMock.shouldReleaseAfterCommit()).thenReturn(Boolean.TRUE);
transaction.begin();
transaction.commit();
verify(emMock).removeCurrentPersistenceContext();
}
@Test
public void testCommitNotActive() {
assertThrows(IllegalStateException.class, () -> transaction.commit());
}
@Test
public void testCommitWithException() {
doThrow(RuntimeException.class).when(uowMock).commit();
transaction.begin();
try {
assertThrows(RuntimeException.class, () -> transaction.commit());
} finally {
verify(emMock).removeCurrentPersistenceContext();
}
}
@Test
public void testCommitRollbackOnly() {
transaction.begin();
transaction.setRollbackOnly();
assertThrows(RollbackException.class, () -> transaction.commit());
}
@Test
public void testRollback() {
transaction.begin();
transaction.rollback();
assertFalse(transaction.isActive());
verify(uowMock).rollback();
}
@Test
public void testRollbackNotActive() {
assertFalse(transaction.isActive());
assertThrows(IllegalStateException.class, () -> transaction.rollback());
}
@Test
public void testSetRollbackOnly() {
transaction.begin();
assertFalse(transaction.isRollbackOnly());
transaction.setRollbackOnly();
assertTrue(transaction.isRollbackOnly());
}
@Test
public void testSetRollbackOnlyNotActive() {
assertThrows(IllegalStateException.class, () -> transaction.setRollbackOnly());
}
@Test
public void testGetRollbackOnlyNotActive() {
assertThrows(IllegalStateException.class, () -> transaction.isRollbackOnly());
}
}