[sql] Import reference version of SQLite 3.17..

third_party/sqlite/sqlite-src-3170000/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 {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 {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 {}}
+do_test check-1.8 {
+  execsql {
+    SELECT * FROM t1;
+  }  
+} {3 4.0 {} 6.0}
+do_test check-1.9 {
+  catchsql {
+    INSERT INTO t1 VALUES(2,NULL);
+  }
+} {0 {}}
+do_test check-1.10 {
+  execsql {
+    SELECT * FROM t1;
+  }  
+} {3 4.0 {} 6.0 2 {}}
+do_test check-1.11 {
+  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 {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 {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 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 {CHECK constraint failed: one}}
+do_test check-2.5 {
+  catchsql {
+    INSERT INTO t2 VALUES(NULL, 5, NULL);
+  }
+} {1 {CHECK constraint failed: two}}
+do_test check-2.6 {
+  catchsql {
+    INSERT INTO t2 VALUES(NULL, NULL, 3.14159);
+  }
+} {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}}
+}
+
+do_test check-3.2 {
+  execsql {
+    SELECT name FROM sqlite_master ORDER BY name
+  }
+} {t1 t2}
+do_test check-3.3 {
+  catchsql {
+    CREATE TABLE t3(
+      x, y, z,
+      CHECK( q<x )
+    );
+  }
+} {1 {no such column: q}}
+do_test check-3.4 {
+  execsql {
+    SELECT name FROM sqlite_master ORDER BY name
+  }
+} {t1 t2}
+do_test check-3.5 {
+  catchsql {
+    CREATE TABLE t3(
+      x, y, z,
+      CHECK( t2.x<x )
+    );
+  }
+} {1 {no such column: t2.x}}
+do_test check-3.6 {
+  execsql {
+    SELECT name FROM sqlite_master ORDER BY name
+  }
+} {t1 t2}
+do_test check-3.7 {
+  catchsql {
+    CREATE TABLE t3(
+      x, y, z,
+      CHECK( t3.x<25 )
+    );
+  }
+} {0 {}}
+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 {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
+      )
+    );
+  }
+} {}
+do_test check-4.2 {
+  execsql {
+    INSERT INTO t4 VALUES(1,10);
+    SELECT * FROM t4
+  }
+} {1 10}
+do_test check-4.3 {
+  execsql {
+    UPDATE t4 SET x=4, y=3;
+    SELECT * FROM t4
+  }
+} {4 3}
+do_test check-4.4 {
+  execsql {
+    UPDATE t4 SET x=12, y=2;
+    SELECT * FROM t4
+  }
+} {12 2}
+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 {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 {CHECK constraint failed: t4}}
+ifcapable vacuum {
+  do_test check_4.10 {
+    catchsql {
+      VACUUM
+    }
+  } {0 {}}
+}
+
+do_test check-5.1 {
+  catchsql {
+    CREATE TABLE t5(x, y,
+      CHECK( x*y<:abc )
+    );
+  }
+} {1 {parameters prohibited in CHECK constraints}}
+do_test check-5.2 {
+  catchsql {
+    CREATE TABLE t5(x, y,
+      CHECK( x*y<? )
+    );
+  }
+} {1 {parameters prohibited in CHECK constraints}}
+
+ifcapable conflict {
+
+do_test check-6.1 {
+  execsql {SELECT * FROM t1}
+} {4 11.0}
+do_test check-6.2 {
+  execsql {
+    UPDATE OR IGNORE t1 SET x=5;
+    SELECT * FROM t1;
+  }
+} {4 11.0}
+do_test check-6.3 {
+  execsql {
+    INSERT OR IGNORE INTO t1 VALUES(5,4.0);
+    SELECT * FROM t1;
+  }
+} {4 11.0}
+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 {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 {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 {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 ));
+} {}
+
+# Make sure check constraints involving the ROWID are not ignored
+#
+do_execsql_test 9.1 {
+  CREATE TABLE t1(
+    a INTEGER PRIMARY KEY,
+    b INTEGER NOT NULL CONSTRAINT 'b-check' CHECK( b>a ),
+    c INTEGER NOT NULL CONSTRAINT 'c-check' CHECK( c>rowid*2 ),
+    d INTEGER NOT NULL CONSTRAINT 'd-check' CHECK( d BETWEEN b AND c )
+  );
+  INSERT INTO t1(a,b,c,d) VALUES(1,2,4,3),(2,4,6,5),(3,10,30,20);
+} {}
+do_catchsql_test 9.2 {
+  UPDATE t1 SET b=0 WHERE a=1;
+} {1 {CHECK constraint failed: b-check}}
+do_catchsql_test 9.3 {
+  UPDATE t1 SET c=a*2 WHERE a=1;
+} {1 {CHECK constraint failed: c-check}}
+
+
+
+finish_test