add test case

tests/system-test/2-query/first.py

@@ -27,6 +27,7 @@ class TDTestCase:
         tdSql.init(conn.cursor())
 
         self.rowNum = 10
+        self.tbnum = 20
         self.ts = 1537146000000
         self.binary_str = 'taosdata'
         self.nchar_str = '涛思数据'
@@ -91,7 +92,7 @@ class TDTestCase:
         #!bug TD-16569
         # tdSql.query("select first(*),last(*) from stb where ts < 23 interval(1s)")
         # tdSql.checkRows(0)
-        # tdSql.execute('drop database db')
+        tdSql.execute('drop database db')
     def first_check_stb_distribute(self):
         # prepare data for vgroup 4
         dbname = self.get_long_name(length=10, mode="letters")
@@ -104,10 +105,9 @@ class TDTestCase:
         for i in range(1,21):
             tdSql.execute(f"create table {stbname}_{i} using {stbname} tags('beijing')")
             tdSql.execute(f"insert into {stbname}_{i}(ts) values(%d)" % (self.ts - 1-i))
-        # for i in [f'{stbname}', f'{dbname}.{stbname}']:
+        for i in [f'{stbname}', f'{dbname}.{stbname}']:
-        #     tdSql.query(f"select last(*) from {i}")
+            tdSql.query(f"select first(*) from {i}")
-        #     tdSql.checkRows(1)
+            tdSql.checkRows(0)
-        #     tdSql.checkData(0, 1, None)
         tdSql.query('show tables')
         vgroup_list = []
         for i in range(len(tdSql.queryResult)):
@@ -123,7 +123,7 @@ class TDTestCase:
             else:
                 tdLog.exit('This scene does not meet the requirements with {vgroups_num} vgroup!\n')
         
-        for i in range(1,21):
+        for i in range(self.tbnum):
             for j in range(self.rowNum):
                 tdSql.execute(f"insert into {stbname}_{i} values(%d, %d, %d, %d, %d, %d, %d, %d, %d, %f, %f, %d, '{self.binary_str}%d', '{self.nchar_str}%d')"
                           % (self.ts + j + i, j + 1, j + 1, j + 1, j + 1, j + 1, j + 1, j + 1, j + 1, j + 0.1, j + 0.1, j % 2, j + 1, j + 1))
@@ -154,7 +154,7 @@ class TDTestCase:
         #!bug TD-16569
         # tdSql.query("select first(*),last(*) from {stbname} where ts < 23 interval(1s)")
         # tdSql.checkRows(0)
-        # tdSql.execute('drop database db')
+        tdSql.execute('drop database db')
         
         
         

tests/system-test/2-query/last.py

@@ -12,6 +12,7 @@ class TDTestCase:
         tdSql.init(conn.cursor())
 
         self.rowNum = 10
+        self.tbnum = 20
         self.ts = 1537146000000
         self.binary_str = 'taosdata'
         self.nchar_str = '涛思数据'
@@ -78,8 +79,9 @@ class TDTestCase:
                 # nchar
                 elif i == 13:
                     tdSql.checkData(0, 0, f'{self.nchar_str}{self.rowNum}')
-        tdSql.query("select last(col1,col2,col3) from stb_1")
+        for i in ['stb_1', 'db.stb_1', 'stb', 'db.stb']:            
-        tdSql.checkData(0, 2, 10)
+            tdSql.query("select last(col1,col2,col3) from stb_1")
+            tdSql.checkData(0, 2, 10)
 
         tdSql.error("select col1 from stb where last(col13)='涛思数据10'")
         tdSql.error("select col1 from stb_1 where last(col13)='涛思数据10'")
@@ -140,7 +142,7 @@ class TDTestCase:
         # build 20 child tables,every table insert 10 rows
         tdSql.execute(f'''create table {stbname}(ts timestamp, col1 tinyint, col2 smallint, col3 int, col4 bigint, col5 tinyint unsigned, col6 smallint unsigned, 
                     col7 int unsigned, col8 bigint unsigned, col9 float, col10 double, col11 bool, col12 binary(20), col13 nchar(20)) tags(loc nchar(20))''')
-        for i in range(1,21):
+        for i in range(self.tbnum):
             tdSql.execute(f"create table {stbname}_{i} using {stbname} tags('beijing')")
             tdSql.execute(f"insert into {stbname}_{i}(ts) values(%d)" % (self.ts - 1-i))
         # for i in [f'{stbname}', f'{dbname}.{stbname}']:
@@ -152,8 +154,6 @@ class TDTestCase:
         for i in range(len(tdSql.queryResult)):
             vgroup_list.append(tdSql.queryResult[i][6])
         vgroup_list_set = set(vgroup_list)
-        # print(vgroup_list_set)
-        # print(vgroup_list)
         for i in vgroup_list_set:
             vgroups_num = vgroup_list.count(i)
             if vgroups_num >=2:
@@ -162,7 +162,7 @@ class TDTestCase:
             else:
                 tdLog.exit('This scene does not meet the requirements with {vgroups_num} vgroup!\n')
         
-        for i in range(1,21):
+        for i in range(self.tbnum):
             for j in range(self.rowNum):
                 tdSql.execute(f"insert into {stbname}_{i} values(%d, %d, %d, %d, %d, %d, %d, %d, %d, %f, %f, %d, '{self.binary_str}%d', '{self.nchar_str}%d')"
                           % (self.ts + j + i, j + 1, j + 1, j + 1, j + 1, j + 1, j + 1, j + 1, j + 1, j + 0.1, j + 0.1, j % 2, j + 1, j + 1))

tests/system-test/2-query/top.py

@@ -11,6 +11,8 @@
 
 # -*- coding: utf-8 -*-
 
+import random
+import string
 from util.log import *
 from util.cases import *
 from util.sql import *
@@ -22,9 +24,24 @@ class TDTestCase:
         tdSql.init(conn.cursor())
 
         self.rowNum = 10
+        self.tbnum = 20
         self.ts = 1537146000000
         self.binary_str = 'taosdata'
         self.nchar_str = '涛思数据'
+    def get_long_name(self, length, mode="mixed"):
+        """
+        generate long name
+        mode could be numbers/letters/letters_mixed/mixed
+        """
+        if mode == "numbers":
+            population = string.digits
+        elif mode == "letters":
+            population = string.ascii_letters.lower()
+        elif mode == "letters_mixed":
+            population = string.ascii_letters.upper() + string.ascii_letters.lower()
+        else:
+            population = string.ascii_letters.lower() + string.digits
+        return "".join(random.choices(population, k=length))
     def top_check_base(self):
         tdSql.prepare()
         tdSql.execute('''create table stb(ts timestamp, col1 tinyint, col2 smallint, col3 int, col4 bigint, col5 tinyint unsigned, col6 smallint unsigned, 
@@ -48,11 +65,62 @@ class TDTestCase:
         tdSql.checkRows(2)
         tdSql.query('select top(col2,1) from stb_1 interval(1y) order by col2')
         tdSql.checkData(0,0,10)
-        tdSql.error("select * from test where bottom(col2,1)=1")
+        tdSql.error("select * from stb_1 where top(col2,1)=1")
-        tdSql.error("select top(col14, 0) from test;")
+        tdSql.execute('drop database db')
+    def top_check_stb_distribute(self):
+        # prepare data for vgroup 4
+        dbname = self.get_long_name(length=10, mode="letters")
+        stbname = self.get_long_name(length=5, mode="letters")
+        tdSql.execute(f"create database if not exists {dbname} vgroups 4")
+        tdSql.execute(f'use {dbname}')
+        # build 20 child tables,every table insert 10 rows
+        tdSql.execute(f'''create table {stbname}(ts timestamp, col1 tinyint, col2 smallint, col3 int, col4 bigint, col5 tinyint unsigned, col6 smallint unsigned, 
+                    col7 int unsigned, col8 bigint unsigned, col9 float, col10 double, col11 bool, col12 binary(20), col13 nchar(20)) tags(loc nchar(20))''')
+        for i in range(self.tbnum):
+            tdSql.execute(f"create table {stbname}_{i} using {stbname} tags('beijing')")
+            tdSql.execute(f"insert into {stbname}_{i}(ts) values(%d)" % (self.ts - 1-i))
+        column_list = ['col1','col2','col3','col4','col5','col6','col7','col8']
+        for i in [f'{stbname}', f'{dbname}.{stbname}']:
+            for j in column_list:
+                tdSql.query(f"select top({j},1) from {i}")
+                tdSql.checkRows(0)
+        tdSql.query('show tables')
+        vgroup_list = []
+        for i in range(len(tdSql.queryResult)):
+            vgroup_list.append(tdSql.queryResult[i][6])
+        vgroup_list_set = set(vgroup_list)
+
+        for i in vgroup_list_set:
+            vgroups_num = vgroup_list.count(i)
+            if vgroups_num >=2:
+                tdLog.info(f'This scene with {vgroups_num} vgroups is ok!')
+                continue
+            else:
+                tdLog.exit('This scene does not meet the requirements with {vgroups_num} vgroup!\n')
+        for i in range(self.rowNum):
+            for j in range(self.tbnum):
+                tdSql.execute(f"insert into {stbname}_{j} values(%d, %d, %d, %d, %d, %d, %d, %d, %d, %f, %f, %d, '{self.binary_str}%d', '{self.nchar_str}%d')"
+                          % (self.ts + i, i + 1, i + 1, i + 1, i + 1, i + 1, i + 1, i + 1, i + 1, i + 0.1, i + 0.1, i % 2, i + 1, i + 1))
         
+        error_column_list = ['col11','col12','col13']
+        error_param_list = [0,101]
+        for i in column_list:
+            tdSql.query(f'select top({i},2) from {stbname}')
+            tdSql.checkRows(2)
+            tdSql.checkEqual(tdSql.queryResult,[(10,),(10,)])
+            for j in error_param_list:
+                tdSql.error(f'select top({i},{j}) from {stbname}')
+        for i in error_column_list:
+            tdSql.error(f'select top({i},10) from {stbname}')
+
+        tdSql.query(f"select ts,top(col1, 2),ts from {stbname} group by tbname")
+        tdSql.checkRows(2*self.tbnum)
+        tdSql.query(f'select top(col2,1) from {stbname} interval(1y) order by col2')
+        tdSql.checkData(0,0,10)
+        tdSql.error(f"select * from {stbname} where top(col2,1)=1")
     def run(self):
         self.top_check_base()
+        self.top_check_stb_distribute()
     def stop(self):
         tdSql.close()
         tdLog.success("%s successfully executed" % __file__)