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https://github.com/scylladb/scylladb.git
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b62457d5b0
Previously the test cases only verified that the queries did not time out with sufficiently large timeout, but now they also check that appropriate data is inserted and can be read. Message-Id: <8bc979434fce977c30d8516dc82789d4fe317696.1608734455.git.sarna@scylladb.com>
168 lines
8.5 KiB
Python
168 lines
8.5 KiB
Python
# Copyright 2020 ScyllaDB
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#
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# This file is part of Scylla.
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#
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# Scylla is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Scylla is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with Scylla. If not, see <http://www.gnu.org/licenses/>.
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# Tests for USING TIMEOUT extension
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from util import new_test_keyspace, unique_name
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import pytest
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import random
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from cassandra.protocol import InvalidRequest, ReadTimeout, WriteTimeout
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from cassandra.util import Duration
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def r(regex):
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return re.compile(regex, re.IGNORECASE)
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@pytest.fixture(scope="session")
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def table1(cql, test_keyspace):
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table = test_keyspace + "." + unique_name()
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cql.execute("CREATE TABLE " + table +
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"(p bigint, c int, v int, PRIMARY KEY (p,c))")
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for i in range(0, 3):
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for j in range(0, 3):
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cql.execute(f'INSERT INTO {table} (p, c, v) VALUES ({i}, {j}, {j})')
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everything = list(cql.execute('SELECT * FROM ' + table))
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yield (table, everything)
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cql.execute("DROP TABLE " + table)
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# Performing operations with a small enough timeout is guaranteed to fail
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def test_per_query_timeout_effective(scylla_only, cql, table1):
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table, everything = table1
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key = random.randint(3, 2**60)
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with pytest.raises(ReadTimeout):
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cql.execute(f"SELECT * FROM {table} USING TIMEOUT 0ms")
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with pytest.raises(WriteTimeout):
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cql.execute(f"INSERT INTO {table} (p,c,v) VALUES ({key},1,1) USING TIMEOUT 0ms")
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with pytest.raises(WriteTimeout):
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cql.execute(f"UPDATE {table} USING TIMEOUT 0ms SET v = 5 WHERE p = {key} AND c = 1")
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# Performing operations with large enough timeout should succeed
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def test_per_query_timeout_large_enough(scylla_only, cql, table1):
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table, everything = table1
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key = random.randint(3, 2**60)
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res = list(cql.execute(f"SELECT * FROM {table} USING TIMEOUT 24h"))
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assert res == everything
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cql.execute(f"INSERT INTO {table} (p,c,v) VALUES ({key},1,1) USING TIMEOUT 60m")
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cql.execute(f"UPDATE {table} USING TIMEOUT 48h SET v = 5 WHERE p = {key} AND c = 1")
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res = list(cql.execute(f"SELECT * FROM {table} WHERE p IN (0,1,2,{key}) USING TIMEOUT 24h"))
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assert set(res) == set(cql.execute(f"SELECT * FROM {table} WHERE p IN (0,1,2,{key})"))
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# Preparing a statement with timeout should work - both by explicitly setting
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# the timeout and by using a marker.
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def test_prepared_statements(scylla_only, cql, table1):
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table, everything = table1
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key = random.randint(3, 2**60)
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prep = cql.prepare(f"INSERT INTO {table} (p,c,v) VALUES ({key},6,7) USING TIMEOUT ?")
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with pytest.raises(WriteTimeout):
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cql.execute(prep, (Duration(nanoseconds=0),))
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cql.execute(prep, (Duration(nanoseconds=10**15),))
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result = list(cql.execute(f"SELECT * FROM {table} WHERE p = {key}"))
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assert len(result) == 1 and (result[0].c, result[0].v) == (6, 7)
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prep = cql.prepare(f"SELECT * FROM {table} USING TIMEOUT ?");
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with pytest.raises(ReadTimeout):
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cql.execute(prep, (Duration(nanoseconds=0),))
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cql.execute(prep, (Duration(nanoseconds=10**15),))
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prep = cql.prepare(f"UPDATE {table} USING TIMEOUT ? AND TIMESTAMP ? SET v = ? WHERE p = {key} and c = 1")
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with pytest.raises(WriteTimeout):
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cql.execute(prep, (Duration(nanoseconds=0), 3, 42))
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cql.execute(prep, (Duration(nanoseconds=10**15), 3, 42))
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prep_named = cql.prepare(f"UPDATE {table} USING TIMEOUT :timeout AND TIMESTAMP :ts SET v = :v WHERE p = {key} and c = 1")
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# Timeout cannot be left unbound
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with pytest.raises(InvalidRequest):
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cql.execute(prep_named, {'timestamp': 42, 'v': 3})
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cql.execute(prep_named, {'timestamp': 42, 'v': 3, 'timeout': Duration(nanoseconds=10**15)})
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result = list(cql.execute(f"SELECT * FROM {table} WHERE p = {key} AND c = 1"))
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assert len(result) == 1 and (result[0].c, result[0].v) == (1, 3)
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def test_batch(scylla_only, cql, table1):
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table, _ = table1
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key = random.randint(3, 2**60)
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cql.execute(f"""BEGIN BATCH USING TIMEOUT 48h
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INSERT INTO {table} (p,c,v) VALUES ({key},7,8);
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INSERT INTO {table} (p,c,v) VALUES ({key+1},8,9);
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APPLY BATCH
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""")
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result = list(cql.execute(f"SELECT * FROM {table} WHERE p = {key} and c = 7"))
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assert len(result) == 1 and (result[0].c, result[0].v) == (7, 8)
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result = list(cql.execute(f"SELECT * FROM {table} WHERE p = {key+1} and c = 8"))
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assert len(result) == 1 and (result[0].c, result[0].v) == (8, 9)
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prep1 = cql.prepare(f"""BEGIN BATCH USING TIMEOUT ?
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INSERT INTO {table} (p,c,v) VALUES ({key},7,10);
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INSERT INTO {table} (p,c,v) VALUES ({key+1},8,11);
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APPLY BATCH
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""")
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prep2 = cql.prepare(f"""BEGIN BATCH USING TIMEOUT 48h
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INSERT INTO {table} (p,c,v) VALUES (?,7,2);
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INSERT INTO {table} (p,c,v) VALUES (?,?,14);
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APPLY BATCH
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""")
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prep_named = cql.prepare(f"""BEGIN BATCH USING TIMEOUT :timeout
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INSERT INTO {table} (p,c,v) VALUES (:key,7,8);
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INSERT INTO {table} (p,c,v) VALUES ({key+1},8,:nine);
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APPLY BATCH
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""")
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cql.execute(prep1, (Duration(nanoseconds=10**15),))
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result = list(cql.execute(f"SELECT * FROM {table} WHERE p = {key} and c = 7"))
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assert len(result) == 1 and (result[0].c, result[0].v) == (7, 10)
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result = list(cql.execute(f"SELECT * FROM {table} WHERE p = {key+1} and c = 8"))
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assert len(result) == 1 and (result[0].c, result[0].v) == (8, 11)
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cql.execute(prep2, (key, key+1, 8))
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result = list(cql.execute(f"SELECT * FROM {table} WHERE p = {key} and c = 7"))
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assert len(result) == 1 and (result[0].c, result[0].v) == (7, 2)
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result = list(cql.execute(f"SELECT * FROM {table} WHERE p = {key+1} and c = 8"))
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assert len(result) == 1 and (result[0].c, result[0].v) == (8, 14)
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cql.execute(prep_named, {'timeout': Duration(nanoseconds=10**15), 'key': key, 'nine': 9})
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result = list(cql.execute(f"SELECT * FROM {table} WHERE p = {key} and c = 7"))
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assert len(result) == 1 and (result[0].c, result[0].v) == (7,8)
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result = list(cql.execute(f"SELECT * FROM {table} WHERE p = {key+1} and c = 8"))
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assert len(result) == 1 and (result[0].c, result[0].v) == (8, 9)
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with pytest.raises(WriteTimeout):
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cql.execute(prep1, (Duration(nanoseconds=0),))
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with pytest.raises(WriteTimeout):
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cql.execute(prep_named, {'timeout': Duration(nanoseconds=0), 'key': key, 'nine': 9})
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# Mixing TIMEOUT parameter with other params from the USING clause is legal
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def test_mix_per_query_timeout_with_other_params(scylla_only, cql, table1):
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table, everything = table1
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key = random.randint(3, 2**60)
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cql.execute(f"INSERT INTO {table} (p,c,v) VALUES ({key},1,1) USING TIMEOUT 60m AND TTL 1000000 AND TIMESTAMP 321")
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cql.execute(f"INSERT INTO {table} (p,c,v) VALUES ({key},2,1) USING TIMESTAMP 42 AND TIMEOUT 30m")
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res = list(cql.execute(f"SELECT ttl(v), writetime(v) FROM {table} WHERE p = {key} and c = 1"))
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assert len(res) == 1 and res[0].ttl_v == 1000000 and res[0].writetime_v == 321
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res = list(cql.execute(f"SELECT ttl(v), writetime(v) FROM {table} WHERE p = {key} and c = 2"))
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assert len(res) == 1 and not res[0].ttl_v and res[0].writetime_v == 42
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# Only valid timeout durations are allowed to be specified
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def test_invalid_timeout(scylla_only, cql, table1):
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table, everything = table1
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def invalid(stmt):
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with pytest.raises(InvalidRequest):
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cql.execute(stmt)
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invalid(f"SELECT * FROM {table} USING TIMEOUT 'hey'")
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invalid(f"SELECT * FROM {table} USING TIMEOUT 3mo")
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invalid(f"SELECT * FROM {table} USING TIMEOUT 40y")
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invalid(f"SELECT * FROM {table} USING TIMEOUT 917")
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invalid(f"SELECT * FROM {table} USING TIMEOUT null")
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# Scylla only supports ms granularity for timeouts
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invalid(f"SELECT * FROM {table} USING TIMEOUT 60s5ns")
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invalid(f"SELECT * FROM {table} USING TIMEOUT -10ms")
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# For select statements, it's not allowed to specify timestamp or ttl,
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# since they bear no meaning
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invalid(f"SELECT * FROM {table} USING TIMEOUT 60s AND TIMESTAMP 42")
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invalid(f"SELECT * FROM {table} USING TIMEOUT 60s AND TTL 10000")
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invalid(f"SELECT * FROM {table} USING TIMEOUT 60s AND TTL 123 AND TIMESTAMP 911")
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