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Fix a problem preventing a shared in-memory database from being attached to a read-only connection.

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FossilOrigin-Name: 7caca1939ce70d5b14ae8ca8ff6afb62f8aff361
This commit is contained in:
dan
2012-06-07 17:16:04 +00:00
parent 25cdf46ae4
commit 0b8dcfa2bd
4 changed files with 40 additions and 11 deletions
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31
test/shared.test
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@ -1143,6 +1143,37 @@ do_test shared-$av-16.8 {
file exists test1.db
} {0} ;# Verify that the database is in-memory
# Shared cache on named memory databases attached to readonly connections.
#
do_test shared-$av-16.8.1 {
db1 close
db2 close
sqlite3 db test1.db
db eval {
CREATE TABLE yy(a, b);
INSERT INTO yy VALUES(77, 88);
}
db close
sqlite3 db1 test1.db -uri 1 -readonly 1
sqlite3 db2 test2.db -uri 1
db1 eval {
ATTACH 'file:mem?mode=memory&cache=shared' AS shared;
CREATE TABLE shared.xx(a, b);
INSERT INTO xx VALUES(55, 66);
}
db2 eval {
ATTACH 'file:mem?mode=memory&cache=shared' AS shared;
SELECT * FROM xx;
}
} {55 66}
do_test shared-$av-16.8.2 { db1 eval { SELECT * FROM yy } } {77 88}
do_test shared-$av-16.8.3 {
list [catch {db1 eval { INSERT INTO yy VALUES(1, 2) }} msg] $msg
} {1 {attempt to write a readonly database}}
db1 close
db2 close