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test(expression/integration_test): add test case
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@yangwenmai @SunRunAway
yangwenmai authored and SunRunAway committed Aug 5, 2019
1 parent 611239d commit ad24f2e
Showing 1 changed file with 47 additions and 0 deletions.
47 changes: 47 additions & 0 deletions expression/integration_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -4369,3 +4369,50 @@ func (s *testIntegrationSuite) TestFuncCaseWithLeftJoin(c *C) {

tk.MustQuery("select t1.id from kankan1 t1 left join kankan2 t2 on t1.id = t2.id where (case when t1.name='b' then 'case2' when t1.name='a' then 'case1' else NULL end) = 'case1' order by t1.id").Check(testkit.Rows("1", "2"))
}

func (s *testIntegrationSuite) TestIssue11309And11319(c *C) {
tk := testkit.NewTestKit(c, s.store)
tk.MustExec("use test")
tk.MustExec(`drop table if exists t;`)
tk.MustExec(`CREATE TABLE t (a decimal(6,3),b double(6,3),c float(6,3));`)
tk.MustExec(`INSERT INTO t VALUES (1.100,1.100,1.100);`)
tk.MustQuery(`SELECT DATE_ADD('2003-11-18 07:25:13',INTERVAL a MINUTE_SECOND) FROM t`).Check(testkit.Rows(`2003-11-18 07:27:53`))
tk.MustQuery(`SELECT DATE_ADD('2003-11-18 07:25:13',INTERVAL b MINUTE_SECOND) FROM t`).Check(testkit.Rows(`2003-11-18 07:27:53`))
tk.MustQuery(`SELECT DATE_ADD('2003-11-18 07:25:13',INTERVAL c MINUTE_SECOND) FROM t`).Check(testkit.Rows(`2003-11-18 07:27:53`))
tk.MustExec(`drop table if exists t;`)
tk.MustExec(`CREATE TABLE t (a decimal(11,7),b double(11,7),c float(11,7));`)
tk.MustExec(`INSERT INTO t VALUES (123.9999999,123.9999999,123.9999999),(-123.9999999,-123.9999999,-123.9999999);`)
tk.MustQuery(`SELECT DATE_ADD('2003-11-18 07:25:13',INTERVAL a MINUTE_SECOND) FROM t`).Check(testkit.Rows(`2004-03-13 03:14:52`, `2003-07-25 11:35:34`))
tk.MustQuery(`SELECT DATE_ADD('2003-11-18 07:25:13',INTERVAL b MINUTE_SECOND) FROM t`).Check(testkit.Rows(`2004-03-13 03:14:52`, `2003-07-25 11:35:34`))
tk.MustQuery(`SELECT DATE_ADD('2003-11-18 07:25:13',INTERVAL c MINUTE_SECOND) FROM t`).Check(testkit.Rows(`2003-11-18 09:29:13`, `2003-11-18 05:21:13`))
tk.MustExec(`drop table if exists t;`)

// for https://github.com/pingcap/tidb/issues/11319
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL -2.2 MINUTE_MICROSECOND)`).Check(testkit.Rows("2007-03-28 22:08:25.800000"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL -2.2 SECOND_MICROSECOND)`).Check(testkit.Rows("2007-03-28 22:08:25.800000"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL -2.2 HOUR_MICROSECOND)`).Check(testkit.Rows("2007-03-28 22:08:25.800000"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL -2.2 DAY_MICROSECOND)`).Check(testkit.Rows("2007-03-28 22:08:25.800000"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL -2.2 SECOND)`).Check(testkit.Rows("2007-03-28 22:08:25.800000"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL -2.2 HOUR_SECOND)`).Check(testkit.Rows("2007-03-28 22:06:26"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL -2.2 DAY_SECOND)`).Check(testkit.Rows("2007-03-28 22:06:26"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL -2.2 MINUTE_SECOND)`).Check(testkit.Rows("2007-03-28 22:06:26"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL -2.2 MINUTE)`).Check(testkit.Rows("2007-03-28 22:06:28"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL -2.2 DAY_MINUTE)`).Check(testkit.Rows("2007-03-28 20:06:28"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL -2.2 HOUR_MINUTE)`).Check(testkit.Rows("2007-03-28 20:06:28"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL -2.2 DAY_HOUR)`).Check(testkit.Rows("2007-03-26 20:08:28"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL -2.2 YEAR_MONTH)`).Check(testkit.Rows("2005-01-28 22:08:28"))

tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL 2.2 MINUTE_MICROSECOND)`).Check(testkit.Rows("2007-03-28 22:08:30.200000"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL 2.2 SECOND_MICROSECOND)`).Check(testkit.Rows("2007-03-28 22:08:30.200000"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL 2.2 HOUR_MICROSECOND)`).Check(testkit.Rows("2007-03-28 22:08:30.200000"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL 2.2 DAY_MICROSECOND)`).Check(testkit.Rows("2007-03-28 22:08:30.200000"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL 2.2 SECOND)`).Check(testkit.Rows("2007-03-28 22:08:30.200000"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL 2.2 HOUR_SECOND)`).Check(testkit.Rows("2007-03-28 22:10:30"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL 2.2 DAY_SECOND)`).Check(testkit.Rows("2007-03-28 22:10:30"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL 2.2 MINUTE_SECOND)`).Check(testkit.Rows("2007-03-28 22:10:30"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL 2.2 MINUTE)`).Check(testkit.Rows("2007-03-28 22:10:28"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL 2.2 DAY_MINUTE)`).Check(testkit.Rows("2007-03-29 00:10:28"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL 2.2 HOUR_MINUTE)`).Check(testkit.Rows("2007-03-29 00:10:28"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL 2.2 DAY_HOUR)`).Check(testkit.Rows("2007-03-31 00:08:28"))
tk.MustQuery(`SELECT DATE_ADD('2007-03-28 22:08:28',INTERVAL 2.2 YEAR_MONTH)`).Check(testkit.Rows("2009-05-28 22:08:28"))
}

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