def test_read_rows(self):
row = self._table.row(ROW_KEY)
row_alt = self._table.row(ROW_KEY_ALT)
self.rows_to_delete.extend([row, row_alt])
cell1, cell2, cell3, cell4 = self._write_to_row(row, row_alt,
row, row_alt)
row.commit()
row_alt.commit()
rows_data = self._table.read_rows()
self.assertEqual(rows_data.rows, {})
rows_data.consume_all()
# NOTE: We should refrain from editing protected data on instances.
# Instead we should make the values public or provide factories
# for constructing objects with them.
row_data = PartialRowData(ROW_KEY)
row_data._chunks_encountered = True
row_data._committed = True
row_data._cells = {
COLUMN_FAMILY_ID1: {
COL_NAME1: [cell1],
COL_NAME2: [cell3],
},
}
row_alt_data = PartialRowData(ROW_KEY_ALT)
row_alt_data._chunks_encountered = True
row_alt_data._committed = True
row_alt_data._cells = {
COLUMN_FAMILY_ID1: {
COL_NAME1: [cell2],
},
COLUMN_FAMILY_ID2: {
COL_NAME3: [cell4],
},
}
expected_rows = {
ROW_KEY: row_data,
ROW_KEY_ALT: row_alt_data,
}
self.assertEqual(rows_data.rows, expected_rows)
def _read_row_helper(self, chunks):
from gcloud._testing import _Monkey
from gcloud.bigtable._generated import (
bigtable_service_messages_pb2 as messages_pb2)
from gcloud.bigtable._testing import _FakeStub
from gcloud.bigtable.row_data import PartialRowData
from gcloud.bigtable import table as MUT
project_id = 'project-id'
zone = 'zone'
cluster_id = 'cluster-id'
table_id = 'table-id'
timeout_seconds = 596
client = _Client(timeout_seconds=timeout_seconds)
cluster_name = ('projects/' + project_id + '/zones/' + zone +
'/clusters/' + cluster_id)
cluster = _Cluster(cluster_name, client=client)
table = self._makeOne(table_id, cluster)
# Create request_pb
request_pb = object() # Returned by our mock.
mock_created = []
def mock_create_row_request(table_name, row_key, filter_):
mock_created.append((table_name, row_key, filter_))
return request_pb
# Create response_iterator
row_key = b'row-key'
response_pb = messages_pb2.ReadRowsResponse(row_key=row_key,
chunks=chunks)
response_iterator = [response_pb]
# Patch the stub used by the API method.
client._data_stub = stub = _FakeStub(response_iterator)
# Create expected_result.
if chunks:
expected_result = PartialRowData(row_key)
expected_result._committed = True
expected_result._chunks_encountered = True
else:
expected_result = None
# Perform the method and check the result.
filter_obj = object()
with _Monkey(MUT, _create_row_request=mock_create_row_request):
result = table.read_row(row_key, filter_=filter_obj)
self.assertEqual(result, expected_result)
self.assertEqual(stub.method_calls, [(
'ReadRows',
(request_pb, timeout_seconds),
{},
)])
self.assertEqual(mock_created, [(table.name, row_key, filter_obj)])
