TDengine/test/cases/13-StreamProcessing/99-Others/test_dev_basic11.py
2025-06-18 17:10:10 +08:00

118 lines
No EOL
3.9 KiB
Python

import time
import math
from new_test_framework.utils import tdLog, tdSql, tdStream, StreamTableType, StreamTable, StreamItem
from datetime import datetime
class TestStreamDevBasic:
def setup_class(cls):
tdLog.debug(f"start to execute {__file__}")
def test_stream_dev_basic(self):
"""Stream basic development testing 11
Verification testing during the development process.
Catalog:
- Streams:Others
Since: v3.3.3.7
Labels: common,ci
Jira: None
History:
- 2025-6-16 xsRen Created
"""
tdStream.createSnode()
self.basic1()
self.basic2()
@staticmethod
def custom_cint_generator(row):
return str(row * 10) # 每行的 cint 为 row * 10
def basic1(self):
tdLog.info(f"basic test 1")
tdStream.dropAllStreamsAndDbs()
tdStream.init_database("test")
tdStream.init_database("test1")
st1 = StreamTable("test", "st", StreamTableType.TYPE_SUP_TABLE)
st1.createTable()
st1.appendSubTables(200, 240)
st1.append_data(0, 40)
st1.append_subtable_data("st_1", 40, 50)
st1.update_data(3, 4)
st1.update_subtable_data("st_1", 6, 7)
st1.delete_data(7, 9)
st1.delete_subtable_data("st_2", 8, 10)
ntb = StreamTable("test", "ntb", StreamTableType.TYPE_NORMAL_TABLE)
ntb.createTable()
ntb.append_data(0, 40)
ntb.update_data(3, 4)
ntb.delete_data(7, 9)
ntb2 = StreamTable("test1", "ntb2", StreamTableType.TYPE_NORMAL_TABLE)
ntb2.set_columns("ts timestamp, c0 int, c1 int, c2 int")
ntb2.register_column_generator("c0", self.custom_cint_generator)
ntb2.createTable()
ntb2.append_data(0, 10)
ntb2.append_data(20, 30)
ntb2.update_data(3, 6)
def checkBaic2Results(self):
tdSql.query("select * from test.st7;", queryTimes=1)
ts = tdSql.getColData(0)
avg_cint = tdSql.getColData(1)
count_cint = tdSql.getColData(2)
for i in range(0, 39):
sql = f"select '{ts[i]}', avg(cint), count(cint) from test.st where cts <= '{ts[i]}'"
tdSql.query(sql, queryTimes=1)
expected_ts = datetime.strptime(tdSql.getData(0, 0), "%Y-%m-%d %H:%M:%S")
expected_avg_cint = tdSql.getData(0, 1)
expected_count_cint = tdSql.getData(0, 2)
assert ts[i] == expected_ts, f"Row {i} ts mismatch: expected {expected_ts}, got {ts[i]}"
assert math.isclose(avg_cint[i], expected_avg_cint, rel_tol=1e-9), f"Row {i} avg_cint mismatch: expected {expected_avg_cint}, got {avg_cint[i]}"
assert count_cint[i] == expected_count_cint, f"Row {i} count_cint mismatch: expected {expected_count_cint}, got {count_cint[i]}"
def basic2(self):
tdLog.info(f"basic test 1")
tdStream.dropAllStreamsAndDbs()
tdStream.init_database("test")
trigger = StreamTable("test", "trigger", StreamTableType.TYPE_SUP_TABLE)
trigger.createTable(10)
trigger.append_data(0, 40)
trigger.update_data(3, 4)
st1 = StreamTable("test", "st", StreamTableType.TYPE_SUP_TABLE)
st1.createTable()
st1.appendSubTables(200, 240)
st1.append_data(0, 40)
sql = f"create stream s7 state_window (cint) from test.trigger options(fill_history_first(1)) into st7 as select _twstart, avg(cint), count(cint) from test.st where cts <= _twstart;"
stream1 = StreamItem(
id=0,
stream=sql,
res_query="select * from test.st7;",
check_func=self.checkBaic2Results,
)
stream1.createStream()
stream1.awaitRowStability(39)
stream1.checkResults()
tdLog.info("======over")