def items(self, *values) -> Iterator[document.Field]:
"""Generate lucene Fields suitable for adding to a document."""
if self.docvalues:
types = {int: int, float: util.NumericUtils.doubleToSortableLong}
for value in values:
yield self.docValueClass(self.name, types.get(type(value), util.BytesRef)(value))
self = getattr(self, 'docValueLess', self)
if self.dimensions:
for value in values:
if isinstance(value, int):
yield document.LongPoint(self.name, int(value))
else:
yield document.DoublePoint(self.name, value)
if self.indexed:
for value in values:
yield document.Field(self.name, value, self)
elif self.stored:
for value in values:
yield document.StoredField(self.name, value)
def test_fields(indexer, constitution):
with pytest.raises(lucene.InvalidArgsError):
engine.Field('', stored='invalid')
with pytest.raises(AttributeError):
engine.Field('', invalid=None)
with pytest.raises(lucene.JavaError):
with engine.utils.suppress(
search.TimeLimitingCollector.TimeExceededException):
document.Field('name', 'value', document.FieldType())
assert str(engine.Field.String('')) == str(
document.StringField('', '', document.Field.Store.NO).fieldType())
assert str(engine.Field.Text('')) == str(
document.TextField('', '', document.Field.Store.NO).fieldType())
assert str(engine.DateTimeField('')) == str(
document.DoublePoint('', 0.0).fieldType())
settings = {'docValuesType': 'NUMERIC', 'indexOptions': 'DOCS'}
field = engine.Field('', **settings)
assert field.settings == engine.Field('', **
field.settings).settings == settings
field = engine.NestedField('', stored=True)
assert field.settings == {
'stored': True,
'tokenized': False,
'omitNorms': True,
'indexOptions': 'DOCS'
}
attrs = 'stored', 'omitNorms', 'storeTermVectors', 'storeTermVectorPositions', 'storeTermVectorOffsets'
field = engine.Field('', indexOptions='docs', **dict.fromkeys(attrs, True))
(field, ) = field.items(' ')
assert all(getattr(field.fieldType(), attr)() for attr in attrs)
indexer.set('amendment', engine.Field.String, stored=True)
indexer.set('size',
engine.Field.String,
stored=True,
docValuesType='sorted')
field = indexer.fields['date'] = engine.NestedField('Y-m-d',
sep='-',
stored=True)
for doc in constitution:
if 'amendment' in doc:
indexer.add(amendment='{:02}'.format(int(doc['amendment'])),
date=doc['date'],
size='{:04}'.format(len(doc['text'])))
indexer.commit()
assert set(
indexer.fieldinfos) == {'amendment', 'Y', 'Y-m', 'Y-m-d', 'size'}
assert str(indexer.fieldinfos['amendment'].indexOptions) == 'DOCS'
query = Q.range('amendment', '', '10')
assert indexer.count(query) == 9
query = Q.prefix('amendment', '0')
assert indexer.count(query) == 9
query = field.prefix('1791-12-15')
assert indexer.count(query) == 10
query = field.range('', '1921-12', lower=False, upper=True)
assert str(query) == 'Y-m:{ TO 1921-12]', query
assert indexer.count(query) == 19
query = field.range('1919-01-01', '1921-12-31')
assert str(query) == 'Y-m-d:[1919-01-01 TO 1921-12-31}'
hits = indexer.search(query)
assert [hit['amendment'] for hit in hits] == ['18', '19']
assert [hit['Y-m-d'].split('-')[0] for hit in hits] == ['1919', '1920']
sizes = {id: int(indexer[id]['size']) for id in indexer}
ids = sorted((id for id in sizes if sizes[id] >= 1000), key=sizes.get)
query = Q.range('size', '1000', None)
hits = indexer.search(query).sorted(sizes.get)
assert list(hits.ids) == ids
hits = indexer.search(query, count=3, sort='size')
assert list(hits.ids) == ids[:len(hits)]
hits.select('amendment')
hit = hits[0].dict()
assert math.isnan(hit.pop('__score__'))
assert hit == {'amendment': '20', '__id__': 19, '__sortkeys__': ('1923', )}
query = Q.range('size', None, '1000')
assert indexer.count(query) == len(sizes) - len(ids)