class TestFieldRange(unittest.TestCase):
def setUp(self):
self.handle = get_handle(tenant_id)
self.multi_delete_request = MultiDeleteRequest().set_table_name(
table_name).set_key({'fld_sid': 1})
def tearDown(self):
self.handle.close()
def testFieldRangeIllegalInit(self):
self.assertRaises(IllegalArgumentException, FieldRange, 0)
def testFieldRangeSetIllegalStart(self):
fr = FieldRange('fld_id')
self.assertRaises(IllegalArgumentException, fr.set_start, None, True)
self.assertRaises(IllegalArgumentException, fr.set_start, 0,
'IllegalIsInclusive')
def testFieldRangeSetIllegalEnd(self):
fr = FieldRange('fld_id')
self.assertRaises(IllegalArgumentException, fr.set_end, None, False)
self.assertRaises(IllegalArgumentException, fr.set_start, -1,
'IllegalIsInclusive')
def testFieldRangeGets(self):
fr = FieldRange('fld_id').set_start('abc', False).set_end('def', True)
self.assertEqual(fr.get_field_path(), 'fld_id')
self.assertEqual(fr.get_start(), 'abc')
self.assertFalse(fr.get_start_inclusive())
self.assertEqual(fr.get_end(), 'def')
self.assertTrue(fr.get_end_inclusive())
def testFieldRangeNoStartAndEnd(self):
fr = FieldRange('fld_id')
self.multi_delete_request.set_range(fr)
self.assertRaises(IllegalArgumentException, self.handle.multi_delete,
self.multi_delete_request)
def testFieldRangeDifferentStartEndType(self):
fr = FieldRange('fld_id').set_start('abc', False).set_end(3, True)
self.multi_delete_request.set_range(fr)
self.assertRaises(IllegalArgumentException, self.handle.multi_delete,
self.multi_delete_request)
class TestMultiDelete(unittest.TestCase, TestBase):
@classmethod
def setUpClass(cls):
cls.set_up_class()
create_statement = ('CREATE TABLE ' + table_name +
'(fld_sid INTEGER, fld_id INTEGER, \
fld_long LONG, fld_float FLOAT, fld_double DOUBLE, fld_bool BOOLEAN, \
fld_str STRING, fld_bin BINARY, fld_time TIMESTAMP(8), fld_num NUMBER, \
fld_json JSON, fld_arr ARRAY(STRING), fld_map MAP(STRING), \
fld_rec RECORD(fld_id LONG, fld_bool BOOLEAN, fld_str STRING), \
PRIMARY KEY(SHARD(fld_sid), fld_id)) USING TTL 1 HOURS')
limits = TableLimits(5000, 5000, 50)
create_request = TableRequest().set_statement(
create_statement).set_table_limits(limits)
cls.table_request(create_request)
@classmethod
def tearDownClass(cls):
cls.tear_down_class()
def setUp(self):
self.set_up()
self.shardkeys = [0, 1]
ids = [0, 1, 2, 3, 4, 5]
write_multiple_request = WriteMultipleRequest()
for sk in self.shardkeys:
for i in ids:
row = get_row()
row['fld_sid'] = sk
row['fld_id'] = i
write_multiple_request.add(
PutRequest().set_value(row).set_table_name(table_name),
True)
self.handle.write_multiple(write_multiple_request)
write_multiple_request.clear()
self.key = {'fld_sid': 1}
self.multi_delete_request = MultiDeleteRequest().set_timeout(timeout)
prep_request = PrepareRequest().set_statement(
'SELECT fld_sid, fld_id FROM ' + table_name)
prep_result = self.handle.prepare(prep_request)
self.query_request = QueryRequest().set_prepared_statement(prep_result)
def tearDown(self):
self.multi_delete_request.set_table_name(table_name)
for sk in self.shardkeys:
key = {'fld_sid': sk}
self.handle.multi_delete(self.multi_delete_request.set_key(key))
self.tear_down()
def testMultiDeleteSetIllegalTableName(self):
self.assertRaises(IllegalArgumentException,
self.multi_delete_request.set_table_name,
{'name': table_name})
self.multi_delete_request.set_table_name('IllegalTable').set_key(
self.key)
self.assertRaises(TableNotFoundException, self.handle.multi_delete,
self.multi_delete_request)
def testMultiDeleteSetIllegalKey(self):
self.assertRaises(IllegalArgumentException,
self.multi_delete_request.set_key, 'IllegalKey')
self.multi_delete_request.set_table_name(table_name).set_key(
{'fld_long': 2147483648})
self.assertRaises(IllegalArgumentException, self.handle.multi_delete,
self.multi_delete_request)
self.multi_delete_request.set_key({'fld_id': 1})
self.assertRaises(IllegalArgumentException, self.handle.multi_delete,
self.multi_delete_request)
def testMultiDeleteSetIllegalContinuationKey(self):
self.assertRaises(IllegalArgumentException,
self.multi_delete_request.set_continuation_key,
'IllegalContinuationKey')
def testMultiDeleteSetIllegalRange(self):
self.assertRaises(IllegalArgumentException,
self.multi_delete_request.set_range, 'IllegalRange')
self.multi_delete_request.set_table_name(table_name).set_key(
self.key).set_range(FieldRange('fld_sid'))
self.assertRaises(IllegalArgumentException, self.handle.multi_delete,
self.multi_delete_request)
self.multi_delete_request.set_range(
FieldRange('fld_sid').set_start(2, True))
self.assertRaises(IllegalArgumentException, self.handle.multi_delete,
self.multi_delete_request)
self.multi_delete_request.set_range(
FieldRange('fld_long').set_start(2147483648, True))
self.assertRaises(IllegalArgumentException, self.handle.multi_delete,
self.multi_delete_request)
self.multi_delete_request.set_range(None)
def testMultiDeleteSetIllegalMaxWriteKb(self):
self.assertRaises(IllegalArgumentException,
self.multi_delete_request.set_max_write_kb,
'IllegalMaxWriteKb')
self.assertRaises(IllegalArgumentException,
self.multi_delete_request.set_max_write_kb, -1)
def testMultiDeleteSetIllegalTimeout(self):
self.assertRaises(IllegalArgumentException,
self.multi_delete_request.set_timeout,
'IllegalTimeout')
self.assertRaises(IllegalArgumentException,
self.multi_delete_request.set_timeout, 0)
self.assertRaises(IllegalArgumentException,
self.multi_delete_request.set_timeout, -1)
def testMultiDeleteNoTableName(self):
self.multi_delete_request.set_key(self.key)
self.assertRaises(IllegalArgumentException, self.handle.multi_delete,
self.multi_delete_request)
def testMultiDeleteNoKey(self):
self.multi_delete_request.set_table_name(table_name)
self.assertRaises(IllegalArgumentException, self.handle.multi_delete,
self.multi_delete_request)
def testMultiDeleteGets(self):
field_range = FieldRange('fld_id').set_start(2, True)
continuation_key = bytearray(5)
self.multi_delete_request.set_table_name(table_name).set_key(
self.key).set_continuation_key(continuation_key).set_range(
field_range).set_max_write_kb(1024)
self.assertEqual(self.multi_delete_request.get_table_name(),
table_name)
self.assertEqual(self.multi_delete_request.get_key(), self.key)
self.assertEqual(self.multi_delete_request.get_continuation_key(),
continuation_key)
self.assertEqual(self.multi_delete_request.get_range(), field_range)
self.assertEqual(self.multi_delete_request.get_max_write_kb(), 1024)
def testMultiDeleteIllegalRequest(self):
self.assertRaises(IllegalArgumentException, self.handle.multi_delete,
'IllegalRequest')
def testMultiDeleteNormal(self):
# check the records before multi_delete request
num_records = 12
num_deletion = 6
num_remaining = 6
result = self.handle.query(self.query_request)
self.check_query_result(result, num_records)
self.check_cost(result,
num_records,
num_records * 2,
0,
0,
multi_shards=True)
# do multi_delete
self.multi_delete_request.set_table_name(table_name).set_key(self.key)
result = self.handle.multi_delete(self.multi_delete_request)
self._check_multi_delete_result(result, num_deletion)
self.check_cost(result, num_deletion, num_deletion * 2, num_deletion,
num_deletion)
# check the records after multi_delete request
result = self.handle.query(self.query_request)
self.check_query_result(result, num_remaining)
records = result.get_results()
for idx in range(num_remaining):
self.assertEqual(records[idx], self._expected_row(0, idx))
self.check_cost(result,
num_remaining,
num_remaining * 2,
0,
0,
multi_shards=True)
def testMultiDeleteWithMaxWriteKb(self):
# do multi_delete with max_write_kb=3
max_write_kb = 2
num_remaining = 10
self.multi_delete_request.set_table_name(table_name).set_key(
self.key).set_max_write_kb(max_write_kb)
result = self.handle.multi_delete(self.multi_delete_request)
self._check_multi_delete_result(result, max_write_kb, True)
self.check_cost(result, max_write_kb, max_write_kb * 2, max_write_kb,
max_write_kb)
# check the records after multi_delete request
result = self.handle.query(self.query_request)
self.check_query_result(result, num_remaining)
records = result.get_results()
sk0_id = 0
sk1_id = max_write_kb
for record in records:
if record['fld_sid'] == 0:
self.assertEqual(record, self._expected_row(0, sk0_id))
sk0_id += 1
else:
self.assertEqual(record, self._expected_row(1, sk1_id))
sk1_id += 1
self.check_cost(result,
num_remaining,
num_remaining * 2,
0,
0,
multi_shards=True)
def testMultiDeleteWithContinuationKey(self):
num_records = 12
num_deletion = 6
max_write_kb = 3
self.multi_delete_request.set_table_name(table_name).set_key(
self.key).set_max_write_kb(max_write_kb)
count = 0
while True:
completed = count * max_write_kb
result = self.handle.multi_delete(self.multi_delete_request)
if completed + max_write_kb <= num_deletion:
deleted = max_write_kb
read_kb = max_write_kb
self._check_multi_delete_result(result, deleted, True)
else:
deleted = num_deletion - completed
read_kb = 1 if deleted == 0 else deleted
self._check_multi_delete_result(result, deleted)
self.check_cost(result, read_kb, read_kb * 2, deleted, deleted)
# check the records after multi_delete request
query_result = self.handle.query(self.query_request)
num_remaining = num_records - (completed + deleted)
self.check_query_result(query_result, num_remaining)
records = query_result.get_results()
sk0_id = 0
sk1_id = completed + deleted
for record in records:
if record['fld_sid'] == 0:
self.assertEqual(record, self._expected_row(0, sk0_id))
sk0_id += 1
else:
self.assertEqual(record, self._expected_row(1, sk1_id))
sk1_id += 1
self.check_cost(query_result,
num_remaining,
num_remaining * 2,
0,
0,
multi_shards=True)
count += 1
if result.get_continuation_key() is None:
break
self.multi_delete_request.set_continuation_key(
result.get_continuation_key())
self.assertEqual(count, num_deletion // max_write_kb + 1)
def testMultiDeleteWithRange(self):
# do multi_delete with FieldRange set
num_deletion = 4
num_remaining = 8
self.multi_delete_request.set_table_name(table_name).set_key(
self.key).set_range(
FieldRange('fld_id').set_start(0, False).set_end(4, True))
result = self.handle.multi_delete(self.multi_delete_request)
self._check_multi_delete_result(result, num_deletion)
self.check_cost(result, num_deletion, num_deletion * 2, num_deletion,
num_deletion)
# check the records after multi_delete request
result = self.handle.query(self.query_request)
self.check_query_result(result, num_remaining)
records = result.get_results()
sk0_id = 0
sk1_id = 0
for record in records:
if record['fld_sid'] == 0:
self.assertEqual(record, self._expected_row(0, sk0_id))
sk0_id += 1
else:
self.assertEqual(record, self._expected_row(1, sk1_id))
sk1_id += 5
self.check_cost(result,
num_remaining,
num_remaining * 2,
0,
0,
multi_shards=True)
def _check_multi_delete_result(self,
result,
num_deletion,
continuation_key=False):
# check deleted records number
self.assertEqual(result.get_num_deletions(), num_deletion)
# check continuation_key
cont_key = result.get_continuation_key()
(self.assertIsNotNone(cont_key)
if continuation_key else self.assertIsNone(cont_key))
def _expected_row(self, fld_sid, fld_id):
expected_row = OrderedDict()
expected_row['fld_sid'] = fld_sid
expected_row['fld_id'] = fld_id
return expected_row
class TestMultiDelete(unittest.TestCase, TestBase):
@classmethod
def setUpClass(cls):
TestBase.set_up_class()
create_statement = (
'CREATE TABLE ' + table_name + '(fld_sid INTEGER, fld_id INTEGER, \
fld_long LONG, fld_float FLOAT, fld_double DOUBLE, fld_bool BOOLEAN, \
fld_str STRING, fld_bin BINARY, fld_time TIMESTAMP(8), fld_num NUMBER, \
fld_json JSON, fld_arr ARRAY(STRING), fld_map MAP(STRING), \
fld_rec RECORD(fld_id LONG, fld_bool BOOLEAN, fld_str STRING), \
PRIMARY KEY(SHARD(fld_sid), fld_id)) USING TTL 1 HOURS')
limits = TableLimits(5000, 5000, 50)
create_request = TableRequest().set_statement(
create_statement).set_table_limits(limits)
cls._result = TestBase.table_request(create_request, State.ACTIVE)
@classmethod
def tearDownClass(cls):
TestBase.tear_down_class()
def setUp(self):
TestBase.set_up(self)
self.shardkeys = [0, 1]
ids = [0, 1, 2, 3, 4, 5]
write_multiple_request = WriteMultipleRequest()
for sk in self.shardkeys:
for i in ids:
row = {'fld_sid': sk, 'fld_id': i, 'fld_long': 2147483648,
'fld_float': 3.1414999961853027, 'fld_double': 3.1415,
'fld_bool': True,
'fld_str': '{"name": u1, "phone": null}',
'fld_bin': bytearray(pack('>i', 4)),
'fld_time': datetime.now(), 'fld_num': Decimal(5),
'fld_json': {'a': '1', 'b': None, 'c': '3'},
'fld_arr': ['a', 'b', 'c'],
'fld_map': {'a': '1', 'b': '2', 'c': '3'},
'fld_rec': {'fld_id': 1, 'fld_bool': False,
'fld_str': None}}
write_multiple_request.add(
PutRequest().set_value(row).set_table_name(table_name),
True)
self.handle.write_multiple(write_multiple_request)
write_multiple_request.clear()
self.key = {'fld_sid': 1}
self.multi_delete_request = MultiDeleteRequest().set_timeout(timeout)
prep_request = PrepareRequest().set_statement(
'SELECT fld_sid, fld_id FROM ' + table_name)
prep_result = self.handle.prepare(prep_request)
self.query_request = QueryRequest().set_prepared_statement(prep_result)
def tearDown(self):
self.multi_delete_request.set_table_name(table_name)
for sk in self.shardkeys:
key = {'fld_sid': sk}
self.handle.multi_delete(self.multi_delete_request.set_key(key))
TestBase.tear_down(self)
def testMultiDeleteSetIllegalTableName(self):
self.assertRaises(IllegalArgumentException,
self.multi_delete_request.set_table_name,
{'name': table_name})
self.multi_delete_request.set_table_name('IllegalTable').set_key(
self.key)
self.assertRaises(TableNotFoundException, self.handle.multi_delete,
self.multi_delete_request)
def testMultiDeleteSetIllegalKey(self):
self.assertRaises(IllegalArgumentException,
self.multi_delete_request.set_key, 'IllegalKey')
self.multi_delete_request.set_table_name(table_name).set_key(
{'fld_long': 2147483648})
self.assertRaises(IllegalArgumentException, self.handle.multi_delete,
self.multi_delete_request)
self.multi_delete_request.set_key({'fld_id': 1})
self.assertRaises(IllegalArgumentException, self.handle.multi_delete,
self.multi_delete_request)
def testMultiDeleteSetIllegalContinuationKey(self):
self.assertRaises(IllegalArgumentException,
self.multi_delete_request.set_continuation_key,
'IllegalContinuationKey')
def testMultiDeleteSetIllegalRange(self):
self.assertRaises(IllegalArgumentException,
self.multi_delete_request.set_range, 'IllegalRange')
self.multi_delete_request.set_table_name(table_name).set_key(
self.key).set_range(FieldRange('fld_sid'))
self.assertRaises(IllegalArgumentException, self.handle.multi_delete,
self.multi_delete_request)
self.multi_delete_request.set_range(
FieldRange('fld_sid').set_start(2, True))
self.assertRaises(IllegalArgumentException, self.handle.multi_delete,
self.multi_delete_request)
self.multi_delete_request.set_range(
FieldRange('fld_long').set_start(2147483648, True))
self.assertRaises(IllegalArgumentException, self.handle.multi_delete,
self.multi_delete_request)
self.multi_delete_request.set_range(None)
def testMultiDeleteSetIllegalMaxWriteKb(self):
self.assertRaises(IllegalArgumentException,
self.multi_delete_request.set_max_write_kb,
'IllegalMaxWriteKb')
self.assertRaises(IllegalArgumentException,
self.multi_delete_request.set_max_write_kb, -1)
self.assertRaises(IllegalArgumentException,
self.multi_delete_request.set_max_write_kb, 2049)
def testMultiDeleteSetIllegalTimeout(self):
self.assertRaises(IllegalArgumentException,
self.multi_delete_request.set_timeout,
'IllegalTimeout')
self.assertRaises(IllegalArgumentException,
self.multi_delete_request.set_timeout, 0)
self.assertRaises(IllegalArgumentException,
self.multi_delete_request.set_timeout, -1)
def testMultiDeleteNoTableName(self):
self.multi_delete_request.set_key(self.key)
self.assertRaises(IllegalArgumentException, self.handle.multi_delete,
self.multi_delete_request)
def testMultiDeleteNoKey(self):
self.multi_delete_request.set_table_name(table_name)
self.assertRaises(IllegalArgumentException, self.handle.multi_delete,
self.multi_delete_request)
def testMultiDeleteGets(self):
field_range = FieldRange('fld_id').set_start(2, True)
continuation_key = bytearray(5)
self.multi_delete_request.set_table_name(table_name).set_key(
self.key).set_continuation_key(continuation_key).set_range(
field_range).set_max_write_kb(1024)
self.assertEqual(self.multi_delete_request.get_table_name(),
table_name)
self.assertEqual(self.multi_delete_request.get_key(), self.key)
self.assertEqual(self.multi_delete_request.get_continuation_key(),
continuation_key)
self.assertEqual(self.multi_delete_request.get_range(), field_range)
self.assertEqual(self.multi_delete_request.get_max_write_kb(), 1024)
def testMultiDeleteIllegalRequest(self):
self.assertRaises(IllegalArgumentException, self.handle.multi_delete,
'IllegalRequest')
def testMultiDeleteNormal(self):
# check the records before multi_delete request
num_records = 12
num_deletion = 6
num_remaining = 6
result = self.handle.query(self.query_request)
self.assertEqual(len(result.get_results()), num_records)
self.assertIsNone(result.get_continuation_key())
self.assertEqual(result.get_read_kb(), num_records)
self.assertEqual(result.get_read_units(), num_records * 2)
self.assertEqual(result.get_write_kb(), 0)
self.assertEqual(result.get_write_units(), 0)
# do multi_delete
self.multi_delete_request.set_table_name(table_name).set_key(self.key)
result = self.handle.multi_delete(self.multi_delete_request)
self.assertIsNone(result.get_continuation_key())
self.assertEqual(result.get_num_deletions(), num_deletion)
self.assertEqual(result.get_read_kb(), num_deletion)
self.assertEqual(result.get_read_units(), num_deletion * 2)
self.assertEqual(result.get_write_kb(), num_deletion)
self.assertEqual(result.get_write_units(), num_deletion)
# check the records after multi_delete request
result = self.handle.query(self.query_request)
records = result.get_results()
self.assertEqual(len(records), num_remaining)
for idx in range(num_remaining):
self.assertEqual(records[idx], {'fld_sid': 0, 'fld_id': idx})
self.assertIsNone(result.get_continuation_key())
self.assertEqual(result.get_read_kb(), num_remaining)
self.assertEqual(result.get_read_units(), num_remaining * 2)
self.assertEqual(result.get_write_kb(), 0)
self.assertEqual(result.get_write_units(), 0)
def testMultiDeleteWithMaxWriteKb(self):
# do multi_delete with max_write_kb=3
max_write_kb = 2
num_remaining = 10
self.multi_delete_request.set_table_name(table_name).set_key(
self.key).set_max_write_kb(max_write_kb)
result = self.handle.multi_delete(self.multi_delete_request)
self.assertIsNotNone(result.get_continuation_key())
self.assertEqual(result.get_num_deletions(), max_write_kb)
self.assertEqual(result.get_read_kb(), max_write_kb)
self.assertEqual(result.get_read_units(), max_write_kb * 2)
self.assertEqual(result.get_write_kb(), max_write_kb)
self.assertEqual(result.get_write_units(), max_write_kb)
# check the records after multi_delete request
result = self.handle.query(self.query_request)
records = result.get_results()
self.assertEqual(len(records), num_remaining)
sk0_id = 0
sk1_id = max_write_kb
for record in records:
if record.get('fld_sid') == 0:
self.assertEqual(record, {'fld_sid': 0, 'fld_id': sk0_id})
sk0_id += 1
else:
self.assertEqual(record, {'fld_sid': 1, 'fld_id': sk1_id})
sk1_id += 1
self.assertIsNone(result.get_continuation_key())
self.assertEqual(result.get_read_kb(), num_remaining)
self.assertEqual(result.get_read_units(), num_remaining * 2)
self.assertEqual(result.get_write_kb(), 0)
self.assertEqual(result.get_write_units(), 0)
def testMultiDeleteWithContinuationKey(self):
num_records = 12
num_deletion = 6
max_write_kb = 3
self.multi_delete_request.set_table_name(table_name).set_key(
self.key).set_max_write_kb(max_write_kb)
count = 0
while True:
completed = count * max_write_kb
result = self.handle.multi_delete(self.multi_delete_request)
if completed + max_write_kb <= num_deletion:
deleted = max_write_kb
read_kb = max_write_kb
self.assertIsNotNone(result.get_continuation_key())
else:
deleted = num_deletion - completed
read_kb = (1 if deleted == 0 else deleted)
self.assertIsNone(result.get_continuation_key())
self.assertEqual(result.get_num_deletions(), deleted)
self.assertEqual(result.get_read_kb(), read_kb)
self.assertEqual(result.get_read_units(), read_kb * 2)
self.assertEqual(result.get_write_kb(), deleted)
self.assertEqual(result.get_write_units(), deleted)
# check the records after multi_delete request
query_result = self.handle.query(self.query_request)
records = query_result.get_results()
num_remaining = num_records - (completed + deleted)
self.assertEqual(len(records), num_remaining)
sk0_id = 0
sk1_id = completed + deleted
for record in records:
if record.get('fld_sid') == 0:
self.assertEqual(record, {'fld_sid': 0, 'fld_id': sk0_id})
sk0_id += 1
else:
self.assertEqual(record, {'fld_sid': 1, 'fld_id': sk1_id})
sk1_id += 1
self.assertIsNone(query_result.get_continuation_key())
self.assertEqual(query_result.get_read_kb(), num_remaining)
self.assertEqual(query_result.get_read_units(), num_remaining * 2)
self.assertEqual(query_result.get_write_kb(), 0)
self.assertEqual(query_result.get_write_units(), 0)
count += 1
if result.get_continuation_key() is None:
break
self.multi_delete_request.set_continuation_key(
result.get_continuation_key())
self.assertEqual(count, num_deletion // max_write_kb + 1)
def testMultiDeleteWithRange(self):
# do multi_delete with FieldRange set
num_deletion = 4
num_remaining = 8
self.multi_delete_request.set_table_name(table_name).set_key(
self.key).set_range(
FieldRange('fld_id').set_start(0, False).set_end(4, True))
result = self.handle.multi_delete(self.multi_delete_request)
self.assertIsNone(result.get_continuation_key())
self.assertEqual(result.get_num_deletions(), num_deletion)
self.assertEqual(result.get_read_kb(), num_deletion)
self.assertEqual(result.get_read_units(), num_deletion * 2)
self.assertEqual(result.get_write_kb(), num_deletion)
self.assertEqual(result.get_write_units(), num_deletion)
# check the records after multi_delete request
result = self.handle.query(self.query_request)
records = result.get_results()
self.assertEqual(len(records), num_remaining)
sk0_id = 0
sk1_id = 0
for record in records:
if record.get('fld_sid') == 0:
self.assertEqual(record, {'fld_sid': 0, 'fld_id': sk0_id})
sk0_id += 1
else:
self.assertEqual(record, {'fld_sid': 1, 'fld_id': sk1_id})
sk1_id += 5
self.assertIsNone(result.get_continuation_key())
self.assertEqual(result.get_read_kb(), num_remaining)
self.assertEqual(result.get_read_units(), num_remaining * 2)
self.assertEqual(result.get_write_kb(), 0)
self.assertEqual(result.get_write_units(), 0)