add integration test for compact parts

This commit is contained in:
Anton Popov 2020-04-27 16:37:05 +03:00
parent bee343dae1
commit eaf80c5f18

View File

@ -2,6 +2,8 @@ import time
import pytest
import random
import string
import os
import struct
from helpers.test_tools import TSV
from helpers.test_tools import assert_eq_with_retry
@ -260,3 +262,24 @@ def test_polymorphic_parts_non_adaptive(start_cluster):
"WHERE table = 'non_adaptive_table' AND active GROUP BY part_type ORDER BY part_type")) == TSV("Wide\t2\n")
assert node1.contains_in_log("<Warning> default.non_adaptive_table: Table can't create parts with adaptive granularity")
def test_polymorphic_parts_index(start_cluster):
node1.query('''
CREATE TABLE index_compact(a UInt32, s String)
ENGINE = MergeTree ORDER BY a
SETTINGS min_rows_for_wide_part = 1000, index_granularity = 128, merge_max_block_size = 100''')
node1.query("INSERT INTO index_compact SELECT number, toString(number) FROM numbers(100)")
node1.query("INSERT INTO index_compact SELECT number, toString(number) FROM numbers(30)")
node1.query("OPTIMIZE TABLE index_compact FINAL")
assert node1.query("SELECT part_type FROM system.parts WHERE table = 'index_compact' AND active") == "Compact\n"
assert node1.query("SELECT marks FROM system.parts WHERE table = 'index_compact' AND active") == "2\n"
index_path = os.path.join(node1.path, "database/data/default/index_compact/all_1_2_1/primary.idx")
f = open(index_path, 'rb')
assert os.path.getsize(index_path) == 8
assert struct.unpack('I', f.read(4))[0] == 0
assert struct.unpack('I', f.read(4))[0] == 99