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Add tests for UPDATE...FROM and foreign keys.

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FossilOrigin-Name: 6c3668f9ed898337e664bec95865f15688a6bba43f095358dda5d08abef2bbaa
This commit is contained in:
dan
2020-07-15 19:38:49 +00:00
parent 576d5a8634
commit e7cf8fdd17
3 changed files with 56 additions and 7 deletions
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49
test/upfrom3.test
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@ -25,6 +25,8 @@ set testprefix upfrom3
# 3.*: Test that UPDATE ... FROM statements are not confused if there
# are multiple tables of the same name in attached databases.
#
# 4.*: Tests for UPDATE ... FROM statements and foreign keys.
#
foreach {tn wo} {
1 ""
@ -209,5 +211,52 @@ foreach {tn wo} {
}]
}
#-------------------------------------------------------------------------
reset_db
foreach {tn wo} {
1 ""
2 "WITHOUT ROWID"
} {
reset_db
forcedelete test.db2
eval [string map [list %WO% $wo %TN% $tn] {
do_execsql_test 4.$tn.1 {
CREATE TABLE p1(a INTEGER PRIMARY KEY, b) %WO%;
CREATE TABLE c1(x PRIMARY KEY, y REFERENCES p1 ON UPDATE CASCADE) %WO%;
PRAGMA foreign_keys = 1;
INSERT INTO p1 VALUES(1, 'one');
INSERT INTO p1 VALUES(11, 'eleven');
INSERT INTO p1 VALUES(111, 'eleventyone');
INSERT INTO c1 VALUES('a', 1);
INSERT INTO c1 VALUES('b', 11);
INSERT INTO c1 VALUES('c', 111);
}
do_execsql_test 4.$tn.2 {
CREATE TABLE map(f, t);
INSERT INTO map VALUES('a', 111);
INSERT INTO map VALUES('c', 112);
}
do_catchsql_test 4.$tn.3 {
UPDATE c1 SET y=t FROM map WHERE x=f;
} {1 {FOREIGN KEY constraint failed}}
do_execsql_test 4.$tn.4 {
INSERT INTO map VALUES('eleven', 12);
INSERT INTO map VALUES('eleventyone', 112);
UPDATE p1 SET a=t FROM map WHERE b=f;
}
do_execsql_test 4.$tn.5 {
SELECT * FROM c1
} {a 1 b 12 c 112}
}]
}
finish_test