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# 2015-11-05
#
# The author disclaims copyright to this source code. In place of
# a legal notice, here is a blessing:
#
# May you do good and not evil.
# May you find forgiveness for yourself and forgive others.
# May you share freely, never taking more than you give.
#
#***********************************************************************
# This file implements tests for indexes on large numeric values.
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
# Test cases from Zsbán Ambrus:
#
do_execsql_test numindex1-1.1 {
CREATE TABLE t1(a INTEGER PRIMARY KEY, b);
CREATE INDEX t1b ON t1(b);
INSERT INTO t1(a,b) VALUES(100, 356282677878746339);
INSERT INTO t1(a,b) VALUES(50, 356282677878746339.0);
INSERT INTO t1(a,b) VALUES(0, 356282677878746340);
DELETE FROM t1 WHERE a=50;
PRAGMA integrity_check;
} {ok}
do_execsql_test numindex1-1.2 {
CREATE TABLE t2(a,b);
INSERT INTO t2(a,b) VALUES('b', 1<<58),
('c', (1<<58)+1e-7), ('d', (1<<58)+1);
SELECT a, b, typeof(b), '|' FROM t2 ORDER BY +a;
} {b 288230376151711744 integer | c 2.88230376151712e+17 real | d 288230376151711745 integer |}
do_execsql_test numindex1-1.3 {
SELECT x.a || CASE WHEN x.b==y.b THEN '==' ELSE '<>' END || y.a
FROM t2 AS x, t2 AS y
ORDER BY +x.a, +x.b;
} {b==b b==c b<>d c==b c==c c<>d d<>b d<>c d==d}
# New test cases
#
do_execsql_test numindex1-2.1 {
DROP TABLE IF EXISTS t1;
CREATE TABLE t1(a INTEGER PRIMARY KEY,b);
CREATE INDEX t1b ON t1(b);
WITH RECURSIVE c(x) AS (VALUES(1) UNION ALL SELECT x+1 FROM c WHERE x<100)
INSERT INTO t1(a,b) SELECT x, 10000000000000004.0 FROM c
WHERE x NOT IN (23,37);
INSERT INTO t1(a,b) VALUES(23,10000000000000005);
INSERT INTO t1(a,b) VALUES(37,10000000000000003);
DELETE FROM t1 WHERE a NOT IN (23,37);
PRAGMA integrity_check;
} {ok}
do_execsql_test numindex1-3.1 {
DROP TABLE IF EXISTS t1;
CREATE TABLE t1(a INTEGER PRIMARY KEY,b);
CREATE INDEX t1b ON t1(b);
WITH RECURSIVE c(x) AS (VALUES(1) UNION ALL SELECT x+1 FROM c WHERE x<20)
INSERT INTO t1(a,b) SELECT x, 100000000000000005.0
FROM c WHERE x NOT IN (3,5,7,11,13,17,19);
INSERT INTO t1(a,b) VALUES(3,100000000000000005);
INSERT INTO t1(a,b) VALUES(5,100000000000000000);
INSERT INTO t1(a,b) VALUES(7,100000000000000008);
INSERT INTO t1(a,b) VALUES(11,100000000000000006);
INSERT INTO t1(a,b) VALUES(13,100000000000000001);
INSERT INTO t1(a,b) VALUES(17,100000000000000004);
INSERT INTO t1(a,b) VALUES(19,100000000000000003);
PRAGMA integrity_check;
} {ok}
do_execsql_test numindex1-3.2 {
SELECT a FROM t1 ORDER BY b;
} {1 2 4 5 6 8 9 10 12 14 15 16 18 20 13 19 17 3 11 7}
finish_test
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