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

FossilOrigin-Name: 6c3668f9ed898337e664bec95865f15688a6bba43f095358dda5d08abef2bbaa

manifest

@@ -1,6 +1,6 @@
 B 5ee3c27e20d12a126fb773b428bb864102b949a5b26a8d5c523753dcedf4be10
-C Fix\sproblems\sthat\scould\soccur\sif\sa\stable\swith\sthe\ssame\sname\sas\sthe\stable\sbeing\supdated\sappeared\sin\sthe\sFROM\sclause\sof\san\sUPDATE\sstatement.
+C Add\stests\sfor\sUPDATE...FROM\sand\sforeign\skeys.
-D 2020-07-15T18:30:01.625
+D 2020-07-15T19:38:49.186
 F src/alter.c c63fb72ae0ca39175996fcf7008d44022a7ea99e03c0af3e1d968505ceff7120
 F src/attach.c 0b11e00c166b622c84ec176773b1d691c61ad07d247809e3e1635d4e99e71d30
 F src/btree.c b8b0e80c8bbe4e1fb35ae559e9e9aa009799c20cf12f159ebb503b05be1fab9b
@@ -18,8 +18,8 @@ F test/fuzzdata8.db 281cbc8166a8bc5843f4a913e803ba76e27905eb02fb9d5cfd581c2429f2
 F test/triggerupfrom.test d25961fa70a99b6736193da7b49a36d8c1d28d56188f0be6406d4366315cd6e4
 F test/upfrom1.tcl df984cb88010af1555812af55e9db44c4df50677395b45d1f30b69b1b6c07b73
 F test/upfrom1.test 2ba1ed45b4a2161fc79f234b9ce4300b0d3deba545e3f23b938fb3ebdbf8758d
-F test/upfrom3.test 3890e1fc372aaf70ca88ec2650f4574b169368a5a63770245a45a28f1524b1b9
+F test/upfrom3.test f47fe3249927af1f912610840597948817f89d8d9d903f4b0a0857b062492758
-P 5176cb7a6a4e8cfa1973aaae46fcd7d39baedb70ae20bfacc82d62ca39fb0aa3
+P 13224cbd75990615088f3e30ccba05d31b3099fae4300c9ab8f7663bc5f0eb6f
-R 5994321bbabb2542296f6db00df19961
+R 951f7375cdb1b317e0c85e964bd78974
 U dan
-Z 41a21fcf4a769b492a5346939daeca22
+Z 51ee7aa4a4964c7d09979adeefa9f96b

manifest.uuid

@@ -1 +1 @@
-13224cbd75990615088f3e30ccba05d31b3099fae4300c9ab8f7663bc5f0eb6f
+6c3668f9ed898337e664bec95865f15688a6bba43f095358dda5d08abef2bbaa

test/upfrom3.test

@@ -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