Import SQLite 3.8.7.4.

third_party/sqlite/src/test/check.test

 # 2005 November 2
 #
 # The author disclaims copyright to this source code.  In place of
 # a legal notice, here is a blessing:
 #
 #    May you do good and not evil.
 #    May you find forgiveness for yourself and forgive others.
 #    May you share freely, never taking more than you give.
 #
 #***********************************************************************
 # This file implements regression tests for SQLite library.  The
 # focus of this file is testing CHECK constraints
 #
 # $Id: check.test,v 1.13 2009/06/05 17:09:12 drh Exp $
 
 set testdir [file dirname $argv0]
 source $testdir/tester.tcl
+set ::testprefix check
 
 # Only run these tests if the build includes support for CHECK constraints
 ifcapable !check {
   finish_test
   return
 }
 
 do_test check-1.1 {
   execsql {
     CREATE TABLE t1(
       x INTEGER CHECK( x<5 ),
       y REAL CHECK( y>x )
     );
   }
 } {}
 do_test check-1.2 {
   execsql {
     INSERT INTO t1 VALUES(3,4);
     SELECT * FROM t1;
   }  
 } {3 4.0}
 do_test check-1.3 {
   catchsql {
     INSERT INTO t1 VALUES(6,7);
   }
-} {1 {constraint failed}}
+} {1 {CHECK constraint failed: t1}}
 do_test check-1.4 {
   execsql {
     SELECT * FROM t1;
   }  
 } {3 4.0}
 do_test check-1.5 {
   catchsql {
     INSERT INTO t1 VALUES(4,3);
   }
-} {1 {constraint failed}}
+} {1 {CHECK constraint failed: t1}}
 do_test check-1.6 {
   execsql {
     SELECT * FROM t1;
   }  
 } {3 4.0}
 do_test check-1.7 {
   catchsql {
     INSERT INTO t1 VALUES(NULL,6);
   }
 } {0 {}}
@@ skipping 16 matching lines @@
   execsql {
     DELETE FROM t1 WHERE x IS NULL OR x!=3;
     UPDATE t1 SET x=2 WHERE x==3;
     SELECT * FROM t1;
   }
 } {2 4.0}
 do_test check-1.12 {
   catchsql {
     UPDATE t1 SET x=7 WHERE x==2
   }
-} {1 {constraint failed}}
+} {1 {CHECK constraint failed: t1}}
 do_test check-1.13 {
   execsql {
     SELECT * FROM t1;
   }
 } {2 4.0}
 do_test check-1.14 {
   catchsql {
     UPDATE t1 SET x=5 WHERE x==2
   }
-} {1 {constraint failed}}
+} {1 {CHECK constraint failed: t1}}
 do_test check-1.15 {
   execsql {
     SELECT * FROM t1;
   }
 } {2 4.0}
 do_test check-1.16 {
   catchsql {
     UPDATE t1 SET x=4, y=11 WHERE x==2
   }
 } {0 {}}
 do_test check-1.17 {
   execsql {
     SELECT * FROM t1;
   }
 } {4 11.0}
 
 do_test check-2.1 {
   execsql {
     CREATE TABLE t2(
-      x INTEGER CHECK( typeof(coalesce(x,0))=="integer" ),
-      y REAL CHECK( typeof(coalesce(y,0.1))=='real' ),
-      z TEXT CHECK( typeof(coalesce(z,''))=='text' )
+      x INTEGER CONSTRAINT one CHECK( typeof(coalesce(x,0))=="integer" ),
+      y REAL CONSTRAINT two CHECK( typeof(coalesce(y,0.1))=='real' ),
+      z TEXT CONSTRAINT three CHECK( typeof(coalesce(z,''))=='text' )
     );
   }
 } {}
 do_test check-2.2 {
   execsql {
     INSERT INTO t2 VALUES(1,2.2,'three');
     SELECT * FROM t2;
   }
 } {1 2.2 three}
 db close
 sqlite3 db test.db
 do_test check-2.3 {
   execsql {
     INSERT INTO t2 VALUES(NULL, NULL, NULL);
     SELECT * FROM t2;
   }
 } {1 2.2 three {} {} {}}
 do_test check-2.4 {
   catchsql {
     INSERT INTO t2 VALUES(1.1, NULL, NULL);
   }
-} {1 {constraint failed}}
+} {1 {CHECK constraint failed: one}}
 do_test check-2.5 {
   catchsql {
     INSERT INTO t2 VALUES(NULL, 5, NULL);
   }
-} {1 {constraint failed}}
+} {1 {CHECK constraint failed: two}}
 do_test check-2.6 {
   catchsql {
     INSERT INTO t2 VALUES(NULL, NULL, 3.14159);
   }
-} {1 {constraint failed}}
+} {1 {CHECK constraint failed: three}}
+
+# Undocumented behavior:  The CONSTRAINT name clause can follow a constraint.
+# Such a clause is ignored.  But the parser must accept it for backwards
+# compatibility.
+#
+do_test check-2.10 {
+  execsql {
+    CREATE TABLE t2b(
+      x INTEGER CHECK( typeof(coalesce(x,0))=='integer' ) CONSTRAINT one,
+      y TEXT PRIMARY KEY constraint two,
+      z INTEGER,
+      UNIQUE(x,z) constraint three
+    );
+  }
+} {}
+do_test check-2.11 {
+  catchsql {
+    INSERT INTO t2b VALUES('xyzzy','hi',5);
+  }
+} {1 {CHECK constraint failed: t2b}}
+do_test check-2.12 {
+  execsql {
+    CREATE TABLE t2c(
+      x INTEGER CONSTRAINT x_one CONSTRAINT x_two
+          CHECK( typeof(coalesce(x,0))=='integer' )
+          CONSTRAINT x_two CONSTRAINT x_three,
+      y INTEGER, z INTEGER,
+      CONSTRAINT u_one UNIQUE(x,y,z) CONSTRAINT u_two
+    );
+  }
+} {}
+do_test check-2.13 {
+  catchsql {
+    INSERT INTO t2c VALUES('xyzzy',7,8);
+  }
+} {1 {CHECK constraint failed: x_two}}
+do_test check-2.cleanup {
+  execsql {
+    DROP TABLE IF EXISTS t2b;
+    DROP TABLE IF EXISTS t2c;
+  }
+} {}
 
 ifcapable subquery {
   do_test check-3.1 {
     catchsql {
       CREATE TABLE t3(
         x, y, z,
         CHECK( x<(SELECT min(x) FROM t1) )
       );
     }
   } {1 {subqueries prohibited in CHECK constraints}}
@@ skipping 41 matching lines @@
 do_test check-3.8 {
   execsql {
     INSERT INTO t3 VALUES(1,2,3);
     SELECT * FROM t3;
   }
 } {1 2 3}
 do_test check-3.9 {
   catchsql {
     INSERT INTO t3 VALUES(111,222,333);
   }
-} {1 {constraint failed}}
+} {1 {CHECK constraint failed: t3}}
 
 do_test check-4.1 {
   execsql {
     CREATE TABLE t4(x, y,
       CHECK (
            x+y==11
         OR x*y==12
         OR x/y BETWEEN 5 AND 8
         OR -x==y+10
       )
@@ skipping 21 matching lines @@
 do_test check-4.5 {
   execsql {
     UPDATE t4 SET x=12, y=-22;
     SELECT * FROM t4
   }
 } {12 -22}
 do_test check-4.6 {
   catchsql {
     UPDATE t4 SET x=0, y=1;
   }
-} {1 {constraint failed}}
+} {1 {CHECK constraint failed: t4}}
 do_test check-4.7 {
   execsql {
     SELECT * FROM t4;
   }
 } {12 -22}
 do_test check-4.8 {
   execsql {
     PRAGMA ignore_check_constraints=ON;
     UPDATE t4 SET x=0, y=1;
     SELECT * FROM t4;
   }
 } {0 1}
 do_test check-4.9 {
   catchsql {
     PRAGMA ignore_check_constraints=OFF;
     UPDATE t4 SET x=0, y=2;
   }
-} {1 {constraint failed}}
+} {1 {CHECK constraint failed: t4}}
 ifcapable vacuum {
   do_test check_4.10 {
     catchsql {
       VACUUM
     }
   } {0 {}}
 }
 
 do_test check-5.1 {
   catchsql {
@@ skipping 30 matching lines @@
 do_test check-6.4 {
   execsql {
     INSERT OR IGNORE INTO t1 VALUES(2,20.0);
     SELECT * FROM t1;
   }
 } {4 11.0 2 20.0}
 do_test check-6.5 {
   catchsql {
     UPDATE OR FAIL t1 SET x=7-x, y=y+1;
   }
-} {1 {constraint failed}}
+} {1 {CHECK constraint failed: t1}}
 do_test check-6.6 {
   execsql {
     SELECT * FROM t1;
   }
 } {3 12.0 2 20.0}
 do_test check-6.7 {
   catchsql {
     BEGIN;
     INSERT INTO t1 VALUES(1,30.0);
     INSERT OR ROLLBACK INTO t1 VALUES(8,40.0);
   }
-} {1 {constraint failed}}
+} {1 {CHECK constraint failed: t1}}
 do_test check-6.8 {
   catchsql {
     COMMIT;
   }
 } {1 {cannot commit - no transaction is active}}
 do_test check-6.9 {
   execsql {
     SELECT * FROM t1
   }
 } {3 12.0 2 20.0}
 
 do_test check-6.11 {
   execsql {SELECT * FROM t1}
 } {3 12.0 2 20.0}
 do_test check-6.12 {
   catchsql {
     REPLACE INTO t1 VALUES(6,7);
   }
-} {1 {constraint failed}}
+} {1 {CHECK constraint failed: t1}}
 do_test check-6.13 {
   execsql {SELECT * FROM t1}
 } {3 12.0 2 20.0}
 do_test check-6.14 {
   catchsql {
     INSERT OR IGNORE INTO t1 VALUES(6,7);
   }
 } {0 {}}
 do_test check-6.15 {
   execsql {SELECT * FROM t1}
 } {3 12.0 2 20.0}
 
 
 }
 
+#--------------------------------------------------------------------------
+# If a connection opens a database that contains a CHECK constraint that
+# uses an unknown UDF, the schema should not be considered malformed.
+# Attempting to modify the table should fail (since the CHECK constraint
+# cannot be tested).
+#
+reset_db
+proc myfunc {x} {expr $x < 10}
+db func myfunc myfunc
+
+do_execsql_test  7.1 { CREATE TABLE t6(a CHECK (myfunc(a))) }
+do_execsql_test  7.2 { INSERT INTO t6 VALUES(9)  }
+do_catchsql_test 7.3 { INSERT INTO t6 VALUES(11) } \
+          {1 {CHECK constraint failed: t6}}
+
+do_test 7.4 {
+  sqlite3 db2 test.db
+  execsql { SELECT * FROM t6 } db2 
+} {9}
+
+do_test 7.5 {
+  catchsql { INSERT INTO t6 VALUES(8) } db2
+} {1 {unknown function: myfunc()}}
+
+do_test 7.6 {
+  catchsql { CREATE TABLE t7(a CHECK (myfunc(a))) } db2
+} {1 {no such function: myfunc}}
+
+do_test 7.7 {
+  db2 func myfunc myfunc
+  execsql { INSERT INTO t6 VALUES(8) } db2
+} {}
+
+do_test 7.8 {
+  db2 func myfunc myfunc
+  catchsql { INSERT INTO t6 VALUES(12) } db2
+} {1 {CHECK constraint failed: t6}}
+
+# 2013-08-02:  Silently ignore database name qualifiers in CHECK constraints.
+#
+do_execsql_test 8.1 {
+  CREATE TABLE t810(a, CHECK( main.t810.a>0 ));
+  CREATE TABLE t811(b, CHECK( xyzzy.t811.b BETWEEN 5 AND 10 ));
+} {}
+
 finish_test