@Test
public void testBasicOperation() throws ConnectionException, InterruptedException {
ApplicationScope scope = new ApplicationScopeImpl(new SimpleId("organization"));
IntegerField field = new IntegerField("count", 5);
Id entityId = new SimpleId(UUIDGenerator.newTimeUUID(), "entity");
UUID version = UUIDGenerator.newTimeUUID();
UniqueValue stored = new UniqueValueImpl(field, entityId, version);
strategy.write(scope, stored).execute();
UniqueValueSet fields =
strategy.load(scope, entityId.getType(), Collections.<Field>singleton(field));
UniqueValue retrieved = fields.getValue(field.getName());
Assert.assertNotNull(retrieved);
assertEquals(stored, retrieved);
Iterator<UniqueValue> allFieldsWritten = strategy.getAllUniqueFields(scope, entityId);
assertTrue(allFieldsWritten.hasNext());
// test this interface. In most cases, we won't know the field name, so we want them all
UniqueValue allFieldsValue = allFieldsWritten.next();
Assert.assertNotNull(allFieldsValue);
assertEquals(field, allFieldsValue.getField());
assertEquals(version, allFieldsValue.getEntityVersion());
assertFalse(allFieldsWritten.hasNext());
}
@Test
public void testWriteWithTTL() throws InterruptedException, ConnectionException {
ApplicationScope scope = new ApplicationScopeImpl(new SimpleId("organization"));
// write object that lives 2 seconds
IntegerField field = new IntegerField("count", 5);
Id entityId = new SimpleId(UUIDGenerator.newTimeUUID(), "entity");
UUID version = UUIDGenerator.newTimeUUID();
UniqueValue stored = new UniqueValueImpl(field, entityId, version);
strategy.write(scope, stored, 5).execute();
Thread.sleep(1000);
// waited one sec, should be still here
UniqueValueSet fields =
strategy.load(scope, entityId.getType(), Collections.<Field>singleton(field));
UniqueValue retrieved = fields.getValue(field.getName());
Assert.assertNotNull(retrieved);
assertEquals(stored, retrieved);
Thread.sleep(5000);
// wait another second, should be gone now
fields = strategy.load(scope, entityId.getType(), Collections.<Field>singleton(field));
UniqueValue nullExpected = fields.getValue(field.getName());
Assert.assertNull(nullExpected);
// we still want to retain the log entry, even if we don't retain the unique value. Deleting
// something
// that doesn't exist is a tombstone, but so is the timeout.
Iterator<UniqueValue> allFieldsWritten = strategy.getAllUniqueFields(scope, entityId);
assertTrue(allFieldsWritten.hasNext());
// test this interface. In most cases, we won't know the field name, so we want them all
UniqueValue writtenFieldEntry = allFieldsWritten.next();
Assert.assertNotNull(writtenFieldEntry);
assertEquals(field, writtenFieldEntry.getField());
assertEquals(version, writtenFieldEntry.getEntityVersion());
assertFalse(allFieldsWritten.hasNext());
}
@Test
public void testDelete() throws ConnectionException {
ApplicationScope scope = new ApplicationScopeImpl(new SimpleId("organization"));
IntegerField field = new IntegerField("count", 5);
Id entityId = new SimpleId(UUIDGenerator.newTimeUUID(), "entity");
UUID version = UUIDGenerator.newTimeUUID();
UniqueValue stored = new UniqueValueImpl(field, entityId, version);
strategy.write(scope, stored).execute();
strategy.delete(scope, stored).execute();
UniqueValueSet fields =
strategy.load(scope, entityId.getType(), Collections.<Field>singleton(field));
UniqueValue nullExpected = fields.getValue(field.getName());
Assert.assertNull(nullExpected);
Iterator<UniqueValue> allFieldsWritten = strategy.getAllUniqueFields(scope, entityId);
assertFalse("No entries left", allFieldsWritten.hasNext());
}
@Test
public void twoFieldsPerVersion() throws ConnectionException, InterruptedException {
ApplicationScope scope = new ApplicationScopeImpl(new SimpleId("organization"));
Id entityId = new SimpleId(UUIDGenerator.newTimeUUID(), "entity");
final UUID version1 = UUIDGenerator.newTimeUUID();
// write V1 of everything
IntegerField version1Field1 = new IntegerField("count", 1);
StringField version1Field2 = new StringField("field", "v1value");
UniqueValue version1Field1Value = new UniqueValueImpl(version1Field1, entityId, version1);
UniqueValue version1Field2Value = new UniqueValueImpl(version1Field2, entityId, version1);
final MutationBatch batch = strategy.write(scope, version1Field1Value);
batch.mergeShallow(strategy.write(scope, version1Field2Value));
// write V2 of everything
final UUID version2 = UUIDGenerator.newTimeUUID();
IntegerField version2Field1 = new IntegerField("count", 2);
StringField version2Field2 = new StringField("field", "v2value");
UniqueValue version2Field1Value = new UniqueValueImpl(version2Field1, entityId, version2);
UniqueValue version2Field2Value = new UniqueValueImpl(version2Field2, entityId, version2);
batch.mergeShallow(strategy.write(scope, version2Field1Value));
batch.mergeShallow(strategy.write(scope, version2Field2Value));
batch.execute();
UniqueValueSet fields =
strategy.load(
scope, entityId.getType(), Arrays.<Field>asList(version1Field1, version1Field2));
UniqueValue retrieved = fields.getValue(version1Field1.getName());
assertEquals(version1Field1Value, retrieved);
retrieved = fields.getValue(version1Field2.getName());
assertEquals(version1Field2Value, retrieved);
Iterator<UniqueValue> allFieldsWritten = strategy.getAllUniqueFields(scope, entityId);
assertTrue(allFieldsWritten.hasNext());
// test this interface. In most cases, we won't know the field name, so we want them all
UniqueValue allFieldsValue = allFieldsWritten.next();
// version 2 fields should come first, ordered by field name
assertEquals(version2Field1, allFieldsValue.getField());
assertEquals(version2, allFieldsValue.getEntityVersion());
allFieldsValue = allFieldsWritten.next();
assertEquals(version2Field2, allFieldsValue.getField());
assertEquals(version2, allFieldsValue.getEntityVersion());
// version 1 should come next ordered by field name
allFieldsValue = allFieldsWritten.next();
assertEquals(version1Field1, allFieldsValue.getField());
assertEquals(version1, allFieldsValue.getEntityVersion());
allFieldsValue = allFieldsWritten.next();
assertEquals(version1Field2, allFieldsValue.getField());
assertEquals(version1, allFieldsValue.getEntityVersion());
assertFalse(allFieldsWritten.hasNext());
}