[TD-2424]<test>: add test case for float compare

tests/pytest/fulltest.sh

@@ -173,6 +173,7 @@ python3 ./test.py -f query/bug2281.py
 python3 ./test.py -f query/bug2119.py
 python3 ./test.py -f query/isNullTest.py
 python3 ./test.py -f query/queryWithTaosdKilled.py
+python3 ./test.py -f query/floatCompare.py
 
 #stream
 python3 ./test.py -f stream/metric_1.py

tests/pytest/pytest_1.sh

@@ -167,6 +167,8 @@ python3 ./test.py -f query/bug2218.py
 python3 ./test.py -f query/bug2281.py
 python3 ./test.py -f query/bug2119.py
 python3 bug2265.py
+python3 ./test.py -f query/floatCompare.py
+
 #stream
 python3 ./test.py -f stream/metric_1.py
 python3 ./test.py -f stream/new.py

tests/pytest/query/floatCompare.py

+###################################################################
+#           Copyright (c) 2016 by TAOS Technologies, Inc.
+#                     All rights reserved.
+#
+#  This file is proprietary and confidential to TAOS Technologies.
+#  No part of this file may be reproduced, stored, transmitted,
+#  disclosed or used in any form or by any means other than as
+#  expressly provided by the written permission from Jianhui Tao
+#
+###################################################################
+
+# -*- coding: utf-8 -*-
+
+import sys
+import taos
+from util.log import *
+from util.cases import *
+from util.sql import *
+
+
+class TDTestCase:
+    def init(self, conn, logSql):
+        tdLog.debug("start to execute %s" % __file__)
+        tdSql.init(conn.cursor())
+
+        self.ts = 1537146000000
+
+    def run(self):
+        tdSql.prepare()
+
+        print("==============step1")
+        tdSql.execute("create table st(ts timestamp, c1 float, c2 double) tags(t1 float, t2 double)")
+        tdSql.execute(
+            'CREATE TABLE if not exists t1 using st tags(1.023, 3.00412)')
+        tdSql.execute(
+            'CREATE TABLE if not exists t2 using st tags(2.005, 10.129001)')
+
+        print("==============step2")
+        for i in range(10):
+            tdSql.execute("insert into t1 values(%d, %s, %s) t2 values(%d, %s, %s)" % 
+                (self.ts + i, 1.0001 + i, 2.0001301 + i, self.ts + i, 1.0001 * i, 2.0001301 * i))
+        
+        tdSql.query("select count(*) from st")
+        tdSql.checkData(0, 0, 20)
+
+        tdSql.query("select count(*) from st where t1 > 1.023")
+        tdSql.checkData(0, 0, 10)
+
+        tdSql.query("select count(*) from st where t1 < 1.023")
+        tdSql.checkRows(0)
+
+        tdSql.query("select count(*) from st where t1 >= 1.023")
+        tdSql.checkData(0, 0, 20)
+
+        tdSql.query("select count(*) from st where t1 <= 1.023")
+        tdSql.checkData(0, 0, 10)
+
+        tdSql.query("select count(*) from st where t1 = 1.023")
+        tdSql.checkData(0, 0, 10)
+
+        tdSql.query("select count(*) from st where t1 <> 1.023")
+        tdSql.checkData(0, 0, 10)
+
+        tdSql.query("select count(*) from st where t1 != 1.023")
+        tdSql.checkData(0, 0, 10)
+
+        tdSql.query("select count(*) from st where t1 >= 1.023 and t1 <= 1.023")
+        tdSql.checkData(0, 0, 10)
+
+        tdSql.query("select count(*) from st where t1 > 1.023 and t1 <= 1.023")
+        tdSql.checkRows(0)
+
+        tdSql.query("select count(*) from st where t1 >= 1.023 and t1 < 1.023")
+        tdSql.checkRows(0)
+
+        tdSql.query("select count(*) from st where t2 > 3.00412")
+        tdSql.checkData(0, 0, 10)
+
+        tdSql.query("select count(*) from st where t2 < 3.00412")
+        tdSql.checkRows(0)
+
+        tdSql.query("select count(*) from st where t2 >= 3.00412")
+        tdSql.checkData(0, 0, 20)
+
+        tdSql.query("select count(*) from st where t2 <= 3.00412")
+        tdSql.checkData(0, 0, 10)
+
+        tdSql.query("select count(*) from st where t2 = 3.00412")
+        tdSql.checkData(0, 0, 10)
+
+        tdSql.query("select count(*) from st where t2 <> 3.00412")
+        tdSql.checkData(0, 0, 10)
+
+        tdSql.query("select count(*) from st where t2 != 3.00412")
+        tdSql.checkData(0, 0, 10)
+
+        tdSql.query("select count(*) from st where t2 >= 3.00412 and t2 <= 3.00412")
+        tdSql.checkData(0, 0, 10)
+
+        tdSql.query("select count(*) from st where t2 > 3.00412 and t2 <= 3.00412")
+        tdSql.checkRows(0)
+
+        tdSql.query("select count(*) from st where t2 >= 3.00412 and t2 < 3.00412")
+        tdSql.checkRows(0)
+
+        tdSql.query("select count(*) from t1 where c1 < 2.0001")
+        tdSql.checkData(0, 0, 1)
+
+        tdSql.query("select count(*) from t1 where c1 <= 2.0001")
+        tdSql.checkData(0, 0, 2)
+
+        tdSql.query("select count(*) from t1 where c1 = 2.0001")
+        tdSql.checkData(0, 0, 1)
+
+        tdSql.query("select count(*) from t1 where c1 > 2.0001")
+        tdSql.checkData(0, 0, 8)
+
+        tdSql.query("select count(*) from t1 where c1 >= 2.0001")
+        tdSql.checkData(0, 0, 9)
+
+        tdSql.query("select count(*) from t1 where c1 <> 2.0001")
+        tdSql.checkData(0, 0, 9)
+
+        tdSql.query("select count(*) from t1 where c1 != 2.0001")
+        tdSql.checkData(0, 0, 9)
+
+        tdSql.query("select count(*) from t1 where c1 >= 2.0001 and c1 <= 2.0001")
+        tdSql.checkData(0, 0, 1)
+
+        tdSql.query("select count(*) from t1 where c1 > 2.0001 and c1 <= 2.0001")
+        tdSql.checkRows(0)
+
+        tdSql.query("select count(*) from t1 where c1 >= 2.0001 and c1 < 2.0001")
+        tdSql.checkRows(0)
+
+        tdSql.query("select count(*) from t2 where c2 < 2.0001301")
+        tdSql.checkData(0, 0, 1)
+
+        tdSql.query("select count(*) from t2 where c2 <= 2.0001301")
+        tdSql.checkData(0, 0, 2)
+
+        tdSql.query("select count(*) from t2 where c2 = 2.0001301")
+        tdSql.checkData(0, 0, 1)
+
+        tdSql.query("select count(*) from t2 where c2 > 2.0001301")
+        tdSql.checkData(0, 0, 8)
+
+        tdSql.query("select count(*) from t2 where c2 >= 2.0001301")
+        tdSql.checkData(0, 0, 9)
+
+        tdSql.query("select count(*) from t2 where c2 <> 2.0001301")
+        tdSql.checkData(0, 0, 9)
+
+        tdSql.query("select count(*) from t2 where c2 != 2.0001301")
+        tdSql.checkData(0, 0, 9)
+
+        tdSql.query("select count(*) from t2 where c2 >= 2.0001301 and c2 <= 2.0001301")
+        tdSql.checkData(0, 0, 1)
+
+        tdSql.query("select count(*) from t2 where c2 > 2.0001301 and c2 <= 2.0001301")
+        tdSql.checkRows(0)
+
+        tdSql.query("select count(*) from t2 where c2 >= 2.0001301 and c2 < 2.0001301")
+        tdSql.checkRows(0)
+
+    def stop(self):
+        tdSql.close()
+        tdLog.success("%s successfully executed" % __file__)
+
+
+tdCases.addWindows(__file__, TDTestCase())
+tdCases.addLinux(__file__, TDTestCase())