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Commit2e0976e

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author
Thomas G. Lockhart
committed
Fix testing problem when 'current' equal to 'now' for separate inserts
 on fast machines with fast disks.Adjust a few other tests to be more complete.
1 parent644b37c commit2e0976e

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2 files changed

+41
-12
lines changed

2 files changed

+41
-12
lines changed

‎src/test/regress/expected/datetime.out‎

Lines changed: 30 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -1,6 +1,35 @@
1+
QUERY: SELECT ('today'::datetime = ('yesterday'::datetime + '1 day'::timespan)) as "True";
2+
True
3+
----
4+
t
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(1 row)
6+
7+
QUERY: SELECT ('today'::datetime = ('tomorrow'::datetime - '1 day'::timespan)) as "True";
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True
9+
----
10+
t
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(1 row)
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QUERY: SELECT ('tomorrow'::datetime = ('yesterday'::datetime + '2 days'::timespan)) as "True";
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True
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----
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t
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(1 row)
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QUERY: SELECT ('current'::datetime = 'now'::datetime) as "True";
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True
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----
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t
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(1 row)
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25+
QUERY: SELECT ('now'::datetime - 'current'::datetime) AS "ZeroSecs";
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ZeroSecs
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--------
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@ 0
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(1 row)
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131
QUERY: CREATE TABLE DATETIME_TBL( d1 datetime);
232
QUERY: INSERT INTO DATETIME_TBL VALUES ('current');
3-
QUERY: INSERT INTO DATETIME_TBL VALUES ('now');
433
QUERY: INSERT INTO DATETIME_TBL VALUES ('today');
534
QUERY: INSERT INTO DATETIME_TBL VALUES ('yesterday');
635
QUERY: INSERT INTO DATETIME_TBL VALUES ('tomorrow');
@@ -36,12 +65,6 @@ one
3665
1
3766
(1 row)
3867

39-
QUERY: SELECT 'now'::datetime - 'current'::datetime AS ZeroSecs;
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zerosecs
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--------
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@ 0
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(1 row)
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4568
QUERY: SELECT count(*) AS one FROM DATETIME_TBL WHERE d1 = 'now'::datetime;
4669
one
4770
---

‎src/test/regress/sql/datetime.sql‎

Lines changed: 11 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -1,12 +1,18 @@
11
-- *** testing new built-in time types: datetime, timespan ***
22

3-
CREATETABLEDATETIME_TBL( d1 datetime);
4-
53
-- Shorthand values
6-
-- Not directlytestablesince these are notconstant for regression testing.
4+
-- Not directlyusable for regression testingsince these are notconstants.
75
-- So, just try to test parser and hope for the best - tgl 97/04/26
6+
7+
SELECT ('today'::datetime= ('yesterday'::datetime+'1 day'::timespan))as"True";
8+
SELECT ('today'::datetime= ('tomorrow'::datetime-'1 day'::timespan))as"True";
9+
SELECT ('tomorrow'::datetime= ('yesterday'::datetime+'2 days'::timespan))as"True";
10+
SELECT ('current'::datetime='now'::datetime)as"True";
11+
SELECT ('now'::datetime-'current'::datetime)AS"ZeroSecs";
12+
13+
CREATETABLEDATETIME_TBL( d1 datetime);
14+
815
INSERT INTO DATETIME_TBLVALUES ('current');
9-
INSERT INTO DATETIME_TBLVALUES ('now');
1016
INSERT INTO DATETIME_TBLVALUES ('today');
1117
INSERT INTO DATETIME_TBLVALUES ('yesterday');
1218
INSERT INTO DATETIME_TBLVALUES ('tomorrow');
@@ -19,8 +25,8 @@ SELECT count(*) AS one FROM DATETIME_TBL WHERE d1 = 'yesterday'::datetime;
1925
SELECTcount(*)AS oneFROM DATETIME_TBLWHERE d1='today'::datetime+'1 day'::timespan;
2026
SELECTcount(*)AS oneFROM DATETIME_TBLWHERE d1='today'::datetime-'1 day'::timespan;
2127

22-
SELECT'now'::datetime-'current'::datetimeAS ZeroSecs;
2328
SELECTcount(*)AS oneFROM DATETIME_TBLWHERE d1='now'::datetime;
29+
2430
DELETEFROM DATETIME_TBL;
2531

2632
-- verify uniform transaction time within transaction block

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