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Ensure that the database encoding cannot be changed while there are statements running. And that the connection is left in a valid state after an obscure OOM within sqlite3_deserialize().

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FossilOrigin-Name: a02da71f3a80dd8e817e89cdaa775c95e38c90d2471f8fec516bed086539e2c0
This commit is contained in:
dan
2023-01-20 17:50:24 +00:00
parent ab5ebc4082
commit d993b15aa3
7 changed files with 114 additions and 19 deletions
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60
test/attach2.test
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@ -17,6 +17,7 @@
set testdir [file dirname $argv0]
source $testdir/tester.tcl
set testprefix attach2
ifcapable !attach {
finish_test
@ -388,4 +389,63 @@ do_test attach2-6.3 {
db close
ifcapable utf16 {
forcedelete test.db2 ;# utf-16
forcedelete test.db3 ;# utf-16
forcedelete test.db4 ;# utf-8
sqlite3 db2 test.db2
do_execsql_test -db db2 1.1 {
PRAGMA encoding = 'utf16';
CREATE TABLE t2(x);
INSERT INTO t2 VALUES('text2');
}
db2 close
sqlite3 db3 test.db3
do_execsql_test -db db3 1.2 {
PRAGMA encoding = 'utf16';
CREATE TABLE t3(x);
INSERT INTO t3 VALUES('text3');
}
db3 close
sqlite3 db4 test.db4
do_execsql_test -db db4 1.3 {
PRAGMA encoding = 'utf8';
CREATE TABLE t4(x);
INSERT INTO t4 VALUES('text4');
}
db4 close
reset_db
do_execsql_test 2.1 {
PRAGMA encoding = 'utf16';
ATTACH 'test.db2' AS aux;
SELECT * FROM t2;
} {text2}
reset_db
do_execsql_test 2.2 {
ATTACH 'test.db4' AS aux;
SELECT * FROM t4;
} {text4}
db close
sqlite3 db test.db2
do_execsql_test 2.3 {
ATTACH 'test.db3' AS aux;
SELECT * FROM t3;
SELECT * FROM t2;
} {text3 text2}
db close
sqlite3 db test.db2
do_catchsql_test 2.4 {
ATTACH 'test.db4' AS aux;
} {1 {attached databases must use the same text encoding as main database}}
db close
}
finish_test