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66c48907a2
SQLITE_DBCONFIG_LEGACY_FILE_FORMAT option to sqlite3_db_config(). Fix for ticket [6484e6ce678fffab] FossilOrigin-Name: 4d424f3047b48fc441475137f30a719d2f079390c86fe2617710ddfb05c5e240
103 lines
3.4 KiB
Plaintext
103 lines
3.4 KiB
Plaintext
# 2019 September 10
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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# This file implements regression tests for SQLite library. In particular,
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# that problems related to ticket a7debbe0ad1 have been fixed.
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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set testprefix tkt-a7debbe0
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foreach tn {1 2} {
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reset_db
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if {$tn==1} {
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# Disable the flattener
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optimization_control db query-flattener 0
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} else {
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# Enable the flattener
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optimization_control db query-flattener 1
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}
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do_execsql_test $tn.1.0 {
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CREATE TABLE t0(xyz INTEGER);
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INSERT INTO t0(xyz) VALUES(456);
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CREATE VIEW v2(a, B) AS
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SELECT 'a', 'B' COLLATE NOCASE FROM t0;
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CREATE TABLE t2(a, B COLLATE NOCASE);
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INSERT INTO t2 VALUES('a', 'B');
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CREATE VIEW v3(a, B) AS
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SELECT 'a' COLLATE BINARY, 'B' COLLATE NOCASE FROM t0;
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CREATE VIEW v4(a, B) AS
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SELECT 'a', +CAST('B' COLLATE NOCASE AS TEXT) FROM t0;
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CREATE VIEW v5(a, B) AS
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SELECT 'a', ('B' COLLATE NOCASE) || '' FROM t0;
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}
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# Table t2 and views v2 through v5 should all be equivalent.
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do_execsql_test $tn.1.1.1 { SELECT a >= B FROM t2; } 1
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do_execsql_test $tn.1.1.2 { SELECT 'a' >= 'B' COLLATE NOCASE } 0
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do_execsql_test $tn.1.1.3 { SELECT a >= B FROM v2 } 1
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do_execsql_test $tn.1.1.4 { SELECT a >= B FROM v3 } 1
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do_execsql_test $tn.1.1.5 { SELECT a >= B FROM v4 } 1
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do_execsql_test $tn.1.1.6 { SELECT a >= B FROM v5 } 1
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do_execsql_test $tn.1.2.1 { SELECT B < a FROM t2 } 0
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do_execsql_test $tn.1.2.2 { SELECT 'B' COLLATE NOCASE < 'a' } 0
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do_execsql_test $tn.1.2.3 { SELECT B < a FROM v2 } 0
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do_execsql_test $tn.1.2.4 { SELECT B < a FROM v3 } 0
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do_execsql_test $tn.1.2.5 { SELECT a < B FROM v4 } 0
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do_execsql_test $tn.1.2.6 { SELECT a < B FROM v5 } 0
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#-------------------------------------------------------------------------
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do_execsql_test $tn.2.0 {
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CREATE TABLE t5(a, b COLLATE NOCASE);
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INSERT INTO t5 VALUES(1, 'XYZ');
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}
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# Result should be 0, as column "xyz" from the sub-query has implicit
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# collation sequence BINARY.
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do_execsql_test $tn.2.1 {
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SELECT xyz==b FROM ( SELECT a, 'xyz' AS xyz FROM t5 ), t5;
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} {0}
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# Result should be 1, as literal 'xyz' has no collation sequence, so
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# the comparison uses the implicit collation sequence of the RHS - NOCASE.
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do_execsql_test $tn.2.2 {
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SELECT 'xyz'==b FROM ( SELECT a, 'xyz' AS xyz FROM t5 ), t5;
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} {1}
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#-----------------------------------------------------------------------
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# The test case submitted with the ticket.
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#
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do_execsql_test $tn.3.0 {
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DROP TABLE t0;
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DROP VIEW v2;
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CREATE TABLE t0(c0);
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INSERT INTO t0(c0) VALUES('');
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CREATE VIEW v2(c0, c1) AS
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SELECT 'B' COLLATE NOCASE, 'a' FROM t0 ORDER BY t0.c0;
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SELECT SUM(count) FROM (
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SELECT v2.c1 BETWEEN v2.c0 AND v2.c1 as count FROM v2
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);
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} 1
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# The result is 1, as the collation used is the implicit collation sequence
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# of v2.c1 - BINARY.
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do_execsql_test $tn.3.1 {
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SELECT v2.c1 BETWEEN v2.c0 AND v2.c1 as count FROM v2;
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} 1
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}
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finish_test
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