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- from pathlib import Path
- import sys
- import time
- from watchdog.observers import Observer
- from watchdog.events import FileSystemEventHandler
- from watchdog.events import LoggingEventHandler
- import asyncio.subprocess as subprocess
- import asyncio
- from watchfiles import awatch, watch
- from termcolor import colored
- from datetime import datetime
- import orjson
- import os
- async def assert_sql(sql, target):
- p = await subprocess.create_subprocess_exec(
- "xmake",
- "run",
- "sql-parser",
- sql,
- stdout=subprocess.PIPE,
- stderr=subprocess.PIPE,
- )
- stdout, stderr = await p.communicate()
- if b"error" in stdout:
- print(stdout.decode("utf-8"))
- print(datetime.now(), "-" * 40)
- print(f'other: {colored(stderr.decode("utf-8"), "yellow")}')
- assert False, "sql-parser error"
- try:
- output = orjson.loads(stdout)
- except Exception as e:
- output = {"error": e, "output": stdout.decode("utf-8")}
- open("/tmp/temp/test.py", "wb").write(
- f'"{sql}"\n\n'.encode("utf-8")
- + orjson.dumps(output, option=orjson.OPT_INDENT_2)
- )
- assert (
- output == target
- ), f"""{colored("sql-parser error", "red")}
- input: {colored(sql, "yellow")}
- expect: {colored(target, "green")}
- actual: {colored(output, "red")}
- other: {colored(stderr.decode("utf-8"), "yellow")}
- """
- async def assert_sqls():
- await assert_sql(
- "create table asd;", [{"type": "create_table", "table_name": "asd", "cols": []}]
- )
- await assert_sql(
- "create table tb (col1 INT, col2 string, col3 FLOAT);",
- [
- {
- "type": "create_table",
- "table_name": "tb",
- "cols": [
- {
- "type": "create_column",
- "column_name": "col1",
- "data_type": "INT",
- "primary_key": False,
- },
- {
- "type": "create_column",
- "column_name": "col2",
- "data_type": "string",
- "primary_key": False,
- },
- {
- "type": "create_column",
- "column_name": "col3",
- "data_type": "FLOAT",
- "primary_key": False,
- },
- ],
- }
- ],
- )
- await assert_sql(
- """
- create table tb1 (
- col1 int primary key,
- col2 FLOAT
- );
- """,
- [
- {
- "type": "create_table",
- "table_name": "tb1",
- "cols": [
- {
- "type": "create_column",
- "column_name": "col1",
- "data_type": "int",
- "primary_key": True,
- },
- {
- "type": "create_column",
- "column_name": "col2",
- "data_type": "FLOAT",
- "primary_key": False,
- },
- ],
- }
- ],
- )
- await assert_sql(
- """
- create table tb2 (
- x float,
- y int,
- z int
- );
- """,
- [
- {
- "type": "create_table",
- "table_name": "tb2",
- "cols": [
- {
- "type": "create_column",
- "column_name": "x",
- "data_type": "float",
- "primary_key": False,
- },
- {
- "type": "create_column",
- "column_name": "y",
- "data_type": "int",
- "primary_key": False,
- },
- {
- "type": "create_column",
- "column_name": "z",
- "data_type": "int",
- "primary_key": False,
- },
- ],
- }
- ],
- )
- await assert_sql(
- """insert into tb1 values (1, 'foo');""",
- [
- {
- "type": "insert",
- "table_name": "tb1",
- "values": [
- {"type": "int", "value": 1},
- {"type": "string", "value": "'foo'"},
- ],
- }
- ],
- )
- await assert_sql(
- """insert into tb1 values (2, 'foo', 'zxc', 1234.234);""",
- [
- {
- "type": "insert",
- "table_name": "tb1",
- "values": [
- {"type": "int", "value": 2},
- {"type": "string", "value": "'foo'"},
- {"type": "string", "value": "'zxc'"},
- {"type": "float", "value": 1234.234},
- ],
- }
- ],
- )
- await assert_sql(
- "update tb1 set col1=3, col4=4 where col1=2 and col2=4;",
- [
- {
- "type": "update",
- "table_name": "tb1",
- "set": [
- {
- "type": "assign_const",
- "left": {"type": "identifier", "value": "col1"},
- "right": {"type": "int", "value": 3},
- },
- {
- "type": "assign_const",
- "left": {"type": "identifier", "value": "col4"},
- "right": {"type": "int", "value": 4},
- },
- ],
- "where": {
- "type": "且",
- "left": {
- "type": "相等",
- "left": {"type": "identifier", "value": "col1"},
- "right": {"type": "int", "value": 2},
- },
- "right": {
- "type": "相等",
- "left": {"type": "identifier", "value": "col2"},
- "right": {"type": "int", "value": 4},
- },
- },
- }
- ],
- )
- await assert_sql(
- "update tb1 set col1=3, col4=4 where not not not col1=2 and col2=4 or col3=col2;",
- [
- {
- "type": "update",
- "table_name": "tb1",
- "set": [
- {
- "type": "assign_const",
- "left": {"type": "identifier", "value": "col1"},
- "right": {"type": "int", "value": 3},
- },
- {
- "type": "assign_const",
- "left": {"type": "identifier", "value": "col4"},
- "right": {"type": "int", "value": 4},
- },
- ],
- "where": {
- "type": "或",
- "left": {
- "type": "且",
- "left": {
- "type": "非",
- "left": {
- "type": "非",
- "left": {
- "type": "非",
- "left": {
- "type": "相等",
- "left": {"type": "identifier", "value": "col1"},
- "right": {"type": "int", "value": 2},
- },
- },
- },
- },
- "right": {
- "type": "相等",
- "left": {"type": "identifier", "value": "col2"},
- "right": {"type": "int", "value": 4},
- },
- },
- "right": {
- "type": "相等",
- "left": {"type": "identifier", "value": "col3"},
- "right": {"type": "identifier", "value": "col2"},
- },
- },
- }
- ],
- )
- await assert_sql(
- "delete from tb1 where c1 = 1 and c2= 3 or c3=3;",
- [
- {
- "type": "delete",
- "table_name": "tb1",
- "where": {
- "type": "或",
- "left": {
- "left": {
- "type": "相等",
- "left": {"type": "identifier", "value": "c1"},
- "right": {"type": "int", "value": 1},
- },
- "type": "且",
- "right": {
- "type": "相等",
- "left": {"type": "identifier", "value": "c2"},
- "right": {"type": "int", "value": 3},
- },
- },
- "right": {
- "type": "相等",
- "left": {"type": "identifier", "value": "c3"},
- "right": {"type": "int", "value": 3},
- },
- },
- }
- ],
- )
- await assert_sql(
- "delete from tb1 where c1 = 1 and (c2= 3 or c3=3) or (c4='asd');",
- [
- {
- "type": "delete",
- "table_name": "tb1",
- "where": {
- "type": "且",
- "left": {
- "type": "相等",
- "left": {"type": "identifier", "value": "c1"},
- "right": {"type": "int", "value": 1},
- },
- "right": {
- "type": "或",
- "left": {
- "type": "或",
- "left": {
- "type": "相等",
- "left": {"type": "identifier", "value": "c2"},
- "right": {"type": "int", "value": 3},
- },
- "right": {
- "type": "相等",
- "left": {"type": "identifier", "value": "c3"},
- "right": {"type": "int", "value": 3},
- },
- },
- "right": {
- "type": "相等",
- "left": {"type": "identifier", "value": "c4"},
- "right": {"type": "string", "value": "'asd'"},
- },
- },
- },
- }
- ],
- )
- await assert_sql(
- "select * from t2;",
- [
- {
- "type": "select",
- "select_cols": [{"type": "select_all_column"}],
- "table_name": "t2",
- "where": {},
- }
- ],
- )
- await assert_sql(
- "select c2 as t from t2 where col1>2;",
- [
- {
- "type": "select",
- "select_cols": [
- {
- "type": "select_column",
- "target": {"type": "identifier", "value": "c2"},
- "alias": "t",
- }
- ],
- "table_name": "t2",
- "where": {
- "type": "大于",
- "left": {"type": "identifier", "value": "col1"},
- "right": {"type": "int", "value": 2},
- },
- }
- ],
- )
- await assert_sql(
- """SELECT Sname
- FROM Student
- WHERE Sno IN (1,2,3) and 2 not in (3, 4, 5) or not 3 in (1, 2);""",
- [
- {
- "type": "select",
- "select_cols": [
- {
- "type": "select_column",
- "target": {"type": "identifier", "value": "Sname"},
- }
- ],
- "table_name": "Student",
- "where": {
- "type": "且",
- "left": {
- "type": "包含于",
- "left": {"type": "identifier", "value": "Sno"},
- "right": [
- {"type": "int", "value": 1},
- {"type": "int", "value": 2},
- {"type": "int", "value": 3},
- ],
- },
- "right": {
- "type": "不包含于",
- "left": {"type": "int", "value": 2},
- "right": [
- {"type": "int", "value": 3},
- {"type": "int", "value": 4},
- {"type": "int", "value": 5},
- ],
- },
- },
- }
- ],
- )
- await assert_sql(
- """SELECT Sname
- FROM Student
- WHERE Sno IN (
- SELECT Sno
- FROM SC
- WHERE Cno='81003'
- );""",
- [],
- )
- async def on_modified(event):
- p = await subprocess.create_subprocess_shell(
- "xmake", stdout=subprocess.PIPE, stderr=subprocess.PIPE
- )
- stdout, _ = await p.communicate()
- if b"error" in stdout:
- print(stdout.decode("utf-8"))
- print(datetime.now(), "-" * 40)
- return
- try:
- await assert_sqls()
- except Exception as e:
- print(e)
- else:
- print(datetime.now(), colored("all tests right!", "green"))
- async def restart():
- async for _ in awatch(__file__):
- print("restart")
- os.execl("/bin/python", Path(__file__).as_posix(), Path(__file__).as_posix())
- async def watch_src():
- async for changes in awatch("src"):
- print(datetime.now(), "re run...")
- await asyncio.wait_for(on_modified(changes), 20)
- async def main():
- try:
- await assert_sqls()
- except Exception as e:
- print(e)
- await asyncio.gather(restart(), watch_src())
- if __name__ == "__main__":
- asyncio.run(main())
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