private void assertNotFound(
JEReplicaDB replicaDB, final CSN startCSN, final PositionStrategy positionStrategy)
throws ChangelogException {
DBCursor<UpdateMsg> cursor =
replicaDB.generateCursorFrom(startCSN, GREATER_THAN_OR_EQUAL_TO_KEY, positionStrategy);
try {
final SoftAssertions softly = new SoftAssertions();
softly.assertThat(cursor.next()).isFalse();
softly.assertThat(cursor.getRecord()).isNull();
softly.assertAll();
} finally {
close(cursor);
}
}
/**
* Test the cursor with all acceptable strategies combination. Creation of a replication server is
* costly so it is created only once on first test and cleaned after the last test using the stop
* line in data to do so.
*/
@Test(dataProvider = "cursorData")
public void testGenerateCursor(
CSN[] csns,
CSN startCsn,
KeyMatchingStrategy matchingStrategy,
PositionStrategy positionStrategy,
int startIndex,
int endIndex)
throws Exception {
DBCursor<UpdateMsg> cursor = null;
try {
if (replicationServer == null) {
// initialize only once
TestCaseUtils.startServer();
replicationServer = configureReplicationServer(100000, 10);
replicaDB = newReplicaDB(replicationServer);
for (CSN csn : csns) {
replicaDB.add(new DeleteMsg(TEST_ROOT_DN, csn, "uid"));
}
}
if (csns == null) {
return; // stop line, time to clean replication artefacts
}
cursor = replicaDB.generateCursorFrom(startCsn, matchingStrategy, positionStrategy);
if (startIndex != -1) {
assertThatCursorCanBeFullyReadFromStart(cursor, csns, startIndex, endIndex);
} else {
assertThatCursorIsExhausted(cursor);
}
} finally {
close(cursor);
if (csns == null) {
// stop line, stop and remove replication
shutdown(replicaDB);
remove(replicationServer);
}
}
}
private void assertFoundInOrder(
JEReplicaDB replicaDB, final PositionStrategy positionStrategy, CSN... csns)
throws ChangelogException {
DBCursor<UpdateMsg> cursor =
replicaDB.generateCursorFrom(csns[0], GREATER_THAN_OR_EQUAL_TO_KEY, positionStrategy);
try {
assertNull(cursor.getRecord(), "Cursor should point to a null record initially");
for (int i = positionStrategy == ON_MATCHING_KEY ? 0 : 1; i < csns.length; i++) {
final String msg = "i=" + i + ", csns[i]=" + csns[i].toStringUI();
final SoftAssertions softly = new SoftAssertions();
softly.assertThat(cursor.next()).as(msg).isTrue();
softly.assertThat(cursor.getRecord().getCSN()).as(msg).isEqualTo(csns[i]);
softly.assertAll();
}
final SoftAssertions softly = new SoftAssertions();
softly.assertThat(cursor.next()).isFalse();
softly.assertThat(cursor.getRecord()).isNull();
softly.assertAll();
} finally {
close(cursor);
}
}