xref: /sqlite-3.40.0/test/attach.test (revision 3fa97302)
1# 2003 April 4
2#
3# The author disclaims copyright to this source code.  In place of
4# a legal notice, here is a blessing:
5#
6#    May you do good and not evil.
7#    May you find forgiveness for yourself and forgive others.
8#    May you share freely, never taking more than you give.
9#
10#***********************************************************************
11# This file implements regression tests for SQLite library.  The
12# focus of this script is testing the ATTACH and DETACH commands
13# and related functionality.
14#
15# $Id: attach.test,v 1.52 2009/05/29 14:39:08 drh Exp $
16#
17
18set testdir [file dirname $argv0]
19source $testdir/tester.tcl
20
21ifcapable !attach {
22  finish_test
23  return
24}
25
26for {set i 2} {$i<=15} {incr i} {
27  forcedelete test$i.db
28  forcedelete test$i.db-journal
29}
30
31do_test attach-1.1 {
32  execsql {
33    CREATE TABLE t1(a,b);
34    INSERT INTO t1 VALUES(1,2);
35    INSERT INTO t1 VALUES(3,4);
36    SELECT * FROM t1;
37  }
38} {1 2 3 4}
39do_test attach-1.2 {
40  sqlite3 db2 test2.db
41  execsql {
42    CREATE TABLE t2(x,y);
43    INSERT INTO t2 VALUES(1,'x');
44    INSERT INTO t2 VALUES(2,'y');
45    SELECT * FROM t2;
46  } db2
47} {1 x 2 y}
48do_test attach-1.3 {
49  execsql {
50    ATTACH DATABASE 'test2.db' AS two;
51    SELECT * FROM two.t2;
52  }
53} {1 x 2 y}
54
55# Tests for the sqlite3_db_filename interface
56#
57do_test attach-1.3.1 {
58  file tail [sqlite3_db_filename db main]
59} {test.db}
60do_test attach-1.3.2 {
61  file tail [sqlite3_db_filename db MAIN]
62} {test.db}
63do_test attach-1.3.3 {
64  file tail [sqlite3_db_filename db temp]
65} {}
66do_test attach-1.3.4 {
67  file tail [sqlite3_db_filename db two]
68} {test2.db}
69do_test attach-1.3.5 {
70  file tail [sqlite3_db_filename db three]
71} {}
72
73
74do_test attach-1.4 {
75  execsql {
76    SELECT * FROM t2;
77  }
78} {1 x 2 y}
79do_test attach-1.5 {
80  execsql {
81    DETACH DATABASE two;
82    SELECT * FROM t1;
83  }
84} {1 2 3 4}
85do_test attach-1.6 {
86  catchsql {
87    SELECT * FROM t2;
88  }
89} {1 {no such table: t2}}
90do_test attach-1.7 {
91  catchsql {
92    SELECT * FROM two.t2;
93  }
94} {1 {no such table: two.t2}}
95do_test attach-1.8 {
96  catchsql {
97    ATTACH DATABASE 'test3.db' AS three;
98  }
99} {0 {}}
100do_test attach-1.9 {
101  catchsql {
102    SELECT * FROM three.sqlite_master;
103  }
104} {0 {}}
105do_test attach-1.10 {
106  catchsql {
107    DETACH DATABASE [three];
108  }
109} {0 {}}
110do_test attach-1.11 {
111  execsql {
112    ATTACH 'test.db' AS db2;
113    ATTACH 'test.db' AS db3;
114    ATTACH 'test.db' AS db4;
115    ATTACH 'test.db' AS db5;
116    ATTACH 'test.db' AS db6;
117    ATTACH 'test.db' AS db7;
118    ATTACH 'test.db' AS db8;
119    ATTACH 'test.db' AS db9;
120  }
121} {}
122proc db_list {db} {
123  set list {}
124  foreach {idx name file} [execsql {PRAGMA database_list} $db] {
125    lappend list $idx $name
126  }
127  return $list
128}
129ifcapable schema_pragmas {
130do_test attach-1.11b {
131  db_list db
132} {0 main 2 db2 3 db3 4 db4 5 db5 6 db6 7 db7 8 db8 9 db9}
133} ;# ifcapable schema_pragmas
134do_test attach-1.12 {
135  catchsql {
136    ATTACH 'test.db' as db2;
137  }
138} {1 {database db2 is already in use}}
139do_test attach-1.12.2 {
140  db errorcode
141} {1}
142do_test attach-1.13 {
143  catchsql {
144    ATTACH 'test.db' as db5;
145  }
146} {1 {database db5 is already in use}}
147do_test attach-1.14 {
148  catchsql {
149    ATTACH 'test.db' as db9;
150  }
151} {1 {database db9 is already in use}}
152do_test attach-1.15 {
153  catchsql {
154    ATTACH 'test.db' as main;
155  }
156} {1 {database main is already in use}}
157ifcapable tempdb {
158  do_test attach-1.16 {
159    catchsql {
160      ATTACH 'test.db' as temp;
161    }
162  } {1 {database temp is already in use}}
163}
164do_test attach-1.17 {
165  catchsql {
166    ATTACH 'test.db' as MAIN;
167  }
168} {1 {database MAIN is already in use}}
169do_test attach-1.18 {
170  catchsql {
171    ATTACH 'test.db' as db10;
172    ATTACH 'test.db' as db11;
173  }
174} {0 {}}
175if {$SQLITE_MAX_ATTACHED==10} {
176  do_test attach-1.19 {
177    catchsql {
178      ATTACH 'test.db' as db12;
179    }
180  } {1 {too many attached databases - max 10}}
181  do_test attach-1.19.1 {
182    db errorcode
183  } {1}
184}
185do_test attach-1.20.1 {
186  execsql {
187    DETACH db5;
188  }
189} {}
190ifcapable schema_pragmas {
191do_test attach-1.20.2 {
192  db_list db
193} {0 main 2 db2 3 db3 4 db4 5 db6 6 db7 7 db8 8 db9 9 db10 10 db11}
194} ;# ifcapable schema_pragmas
195integrity_check attach-1.20.3
196ifcapable tempdb {
197  execsql {select * from sqlite_temp_master}
198}
199do_test attach-1.21 {
200  catchsql {
201    ATTACH 'test.db' as db12;
202  }
203} {0 {}}
204if {$SQLITE_MAX_ATTACHED==10} {
205  do_test attach-1.22 {
206    catchsql {
207      ATTACH 'test.db' as db13;
208    }
209  } {1 {too many attached databases - max 10}}
210  do_test attach-1.22.1 {
211    db errorcode
212  } {1}
213}
214do_test attach-1.23 {
215  catchsql {
216    DETACH "db14";
217  }
218} {1 {no such database: db14}}
219do_test attach-1.24 {
220  catchsql {
221    DETACH db12;
222  }
223} {0 {}}
224do_test attach-1.25 {
225  catchsql {
226    DETACH db12;
227  }
228} {1 {no such database: db12}}
229do_test attach-1.26 {
230  catchsql {
231    DETACH main;
232  }
233} {1 {cannot detach database main}}
234
235ifcapable tempdb {
236  do_test attach-1.27 {
237    catchsql {
238      DETACH Temp;
239    }
240  } {1 {cannot detach database Temp}}
241} else {
242  do_test attach-1.27 {
243    catchsql {
244      DETACH Temp;
245    }
246  } {1 {no such database: Temp}}
247}
248
249do_test attach-1.28 {
250  catchsql {
251    DETACH db11;
252    DETACH db10;
253    DETACH db9;
254    DETACH db8;
255    DETACH db7;
256    DETACH db6;
257    DETACH db4;
258    DETACH db3;
259    DETACH db2;
260  }
261} {0 {}}
262ifcapable schema_pragmas {
263  ifcapable tempdb {
264    do_test attach-1.29 {
265      db_list db
266    } {0 main 1 temp}
267  } else {
268    do_test attach-1.29 {
269      db_list db
270    } {0 main}
271  }
272} ;# ifcapable schema_pragmas
273
274
275if {[regexp unix [file_control_vfsname db]]} {
276  do_test attach-1.30.1 {
277    file tail [db eval {PRAGMA main.filename}]
278  } {test.db}
279  do_test attach-1.30.2 {
280    db eval {PRAGMA temp.filename}
281  } {}
282}
283
284ifcapable {trigger} {  # Only do the following tests if triggers are enabled
285do_test attach-2.1 {
286  execsql {
287    CREATE TABLE tx(x1,x2,y1,y2);
288    CREATE TRIGGER r1 AFTER UPDATE ON t2 FOR EACH ROW BEGIN
289      INSERT INTO tx(x1,x2,y1,y2) VALUES(OLD.x,NEW.x,OLD.y,NEW.y);
290    END;
291    SELECT * FROM tx;
292  } db2;
293} {}
294do_test attach-2.2 {
295  execsql {
296    UPDATE t2 SET x=x+10;
297    SELECT * FROM tx;
298  } db2;
299} {1 11 x x 2 12 y y}
300do_test attach-2.3 {
301  execsql {
302    CREATE TABLE tx(x1,x2,y1,y2);
303    SELECT * FROM tx;
304  }
305} {}
306do_test attach-2.4 {
307  execsql {
308    ATTACH 'test2.db' AS db2;
309  }
310} {}
311do_test attach-2.5 {
312  execsql {
313    UPDATE db2.t2 SET x=x+10;
314    SELECT * FROM db2.tx;
315  }
316} {1 11 x x 2 12 y y 11 21 x x 12 22 y y}
317do_test attach-2.6 {
318  execsql {
319    SELECT * FROM main.tx;
320  }
321} {}
322do_test attach-2.7 {
323  execsql {
324    SELECT type, name, tbl_name FROM db2.sqlite_master;
325  }
326} {table t2 t2 table tx tx trigger r1 t2}
327
328ifcapable schema_pragmas&&tempdb {
329  do_test attach-2.8 {
330    db_list db
331  } {0 main 1 temp 2 db2}
332} ;# ifcapable schema_pragmas&&tempdb
333ifcapable schema_pragmas&&!tempdb {
334  do_test attach-2.8 {
335    db_list db
336  } {0 main 2 db2}
337} ;# ifcapable schema_pragmas&&!tempdb
338
339do_test attach-2.9 {
340  execsql {
341    CREATE INDEX i2 ON t2(x);
342    SELECT * FROM t2 WHERE x>5;
343  } db2
344} {21 x 22 y}
345do_test attach-2.10 {
346  execsql {
347    SELECT type, name, tbl_name FROM sqlite_master;
348  } db2
349} {table t2 t2 table tx tx trigger r1 t2 index i2 t2}
350#do_test attach-2.11 {
351#  catchsql {
352#    SELECT * FROM t2 WHERE x>5;
353#  }
354#} {1 {database schema has changed}}
355ifcapable schema_pragmas {
356  ifcapable tempdb {
357    do_test attach-2.12 {
358      db_list db
359    } {0 main 1 temp 2 db2}
360  } else {
361    do_test attach-2.12 {
362      db_list db
363    } {0 main 2 db2}
364  }
365} ;# ifcapable schema_pragmas
366do_test attach-2.13 {
367  catchsql {
368    SELECT * FROM t2 WHERE x>5;
369  }
370} {0 {21 x 22 y}}
371do_test attach-2.14 {
372  execsql {
373    SELECT type, name, tbl_name FROM sqlite_master;
374  }
375} {table t1 t1 table tx tx}
376do_test attach-2.15 {
377  execsql {
378    SELECT type, name, tbl_name FROM db2.sqlite_master;
379  }
380} {table t2 t2 table tx tx trigger r1 t2 index i2 t2}
381do_test attach-2.16 {
382  db close
383  sqlite3 db test.db
384  execsql {
385    ATTACH 'test2.db' AS db2;
386    SELECT type, name, tbl_name FROM db2.sqlite_master;
387  }
388} {table t2 t2 table tx tx trigger r1 t2 index i2 t2}
389} ;# End of ifcapable {trigger}
390
391do_test attach-3.1 {
392  db close
393  db2 close
394  sqlite3 db test.db
395  sqlite3 db2 test2.db
396  execsql {
397    SELECT * FROM t1
398  }
399} {1 2 3 4}
400
401# If we are testing a version of the code that lacks trigger support,
402# adjust the database contents so that they are the same if triggers
403# had been enabled.
404ifcapable {!trigger} {
405  db2 eval {
406    DELETE FROM t2;
407    INSERT INTO t2 VALUES(21, 'x');
408    INSERT INTO t2 VALUES(22, 'y');
409    CREATE TABLE tx(x1,x2,y1,y2);
410    INSERT INTO tx VALUES(1, 11, 'x', 'x');
411    INSERT INTO tx VALUES(2, 12, 'y', 'y');
412    INSERT INTO tx VALUES(11, 21, 'x', 'x');
413    INSERT INTO tx VALUES(12, 22, 'y', 'y');
414    CREATE INDEX i2 ON t2(x);
415  }
416}
417
418do_test attach-3.2 {
419  catchsql {
420    SELECT * FROM t2
421  }
422} {1 {no such table: t2}}
423do_test attach-3.3 {
424  catchsql {
425    ATTACH DATABASE 'test2.db' AS db2;
426    SELECT * FROM t2
427  }
428} {0 {21 x 22 y}}
429
430# Even though 'db' has started a transaction, it should not yet have
431# a lock on test2.db so 'db2' should be readable.
432do_test attach-3.4 {
433  execsql BEGIN
434  catchsql {
435    SELECT * FROM t2;
436  } db2;
437} {0 {21 x 22 y}}
438
439# Reading from test2.db from db within a transaction should not
440# prevent test2.db from being read by db2.
441do_test attach-3.5 {
442  execsql {SELECT * FROM t2}
443  catchsql {
444    SELECT * FROM t2;
445  } db2;
446} {0 {21 x 22 y}}
447
448# Making a change to test2.db through db  causes test2.db to get
449# a reserved lock.  It should still be accessible through db2.
450do_test attach-3.6 {
451  execsql {
452    UPDATE t2 SET x=x+1 WHERE x=50;
453  }
454  catchsql {
455    SELECT * FROM t2;
456  } db2;
457} {0 {21 x 22 y}}
458
459do_test attach-3.7 {
460  execsql ROLLBACK
461  execsql {SELECT * FROM t2} db2
462} {21 x 22 y}
463
464# Start transactions on both db and db2.  Once again, just because
465# we make a change to test2.db using db2, only a RESERVED lock is
466# obtained, so test2.db should still be readable using db.
467#
468do_test attach-3.8 {
469  execsql BEGIN
470  execsql BEGIN db2
471  execsql {UPDATE t2 SET x=0 WHERE 0} db2
472  catchsql {SELECT * FROM t2}
473} {0 {21 x 22 y}}
474
475# It is also still accessible from db2.
476do_test attach-3.9 {
477  catchsql {SELECT * FROM t2} db2
478} {0 {21 x 22 y}}
479
480do_test attach-3.10 {
481  execsql {SELECT * FROM t1}
482} {1 2 3 4}
483
484do_test attach-3.11 {
485  catchsql {UPDATE t1 SET a=a+1}
486} {0 {}}
487do_test attach-3.12 {
488  execsql {SELECT * FROM t1}
489} {2 2 4 4}
490
491# db2 has a RESERVED lock on test2.db, so db cannot write to any tables
492# in test2.db.
493do_test attach-3.13 {
494  catchsql {UPDATE t2 SET x=x+1 WHERE x=50}
495} {1 {database is locked}}
496
497# Change for version 3. Transaction is no longer rolled back
498# for a locked database.
499execsql {ROLLBACK}
500
501# db is able to reread its schema because db2 still only holds a
502# reserved lock.
503do_test attach-3.14 {
504  catchsql {SELECT * FROM t1}
505} {0 {1 2 3 4}}
506do_test attach-3.15 {
507  execsql COMMIT db2
508  execsql {SELECT * FROM t1}
509} {1 2 3 4}
510
511# Ticket #323
512do_test attach-4.1 {
513  execsql {DETACH db2}
514  db2 close
515  sqlite3 db2 test2.db
516  execsql {
517    CREATE TABLE t3(x,y);
518    CREATE UNIQUE INDEX t3i1 ON t3(x);
519    INSERT INTO t3 VALUES(1,2);
520    SELECT * FROM t3;
521  } db2;
522} {1 2}
523do_test attach-4.2 {
524  execsql {
525    CREATE TABLE t3(a,b);
526    CREATE UNIQUE INDEX t3i1b ON t3(a);
527    INSERT INTO t3 VALUES(9,10);
528    SELECT * FROM t3;
529  }
530} {9 10}
531do_test attach-4.3 {
532  execsql {
533    ATTACH DATABASE 'test2.db' AS db2;
534    SELECT * FROM db2.t3;
535  }
536} {1 2}
537do_test attach-4.4 {
538  execsql {
539    SELECT * FROM main.t3;
540  }
541} {9 10}
542do_test attach-4.5 {
543  execsql {
544    INSERT INTO db2.t3 VALUES(9,10);
545    SELECT * FROM db2.t3;
546  }
547} {1 2 9 10}
548execsql {
549  DETACH db2;
550}
551ifcapable {trigger} {
552  do_test attach-4.6 {
553    execsql {
554      CREATE TABLE t4(x);
555      CREATE TRIGGER t3r3 AFTER INSERT ON t3 BEGIN
556        INSERT INTO t4 VALUES('db2.' || NEW.x);
557      END;
558      INSERT INTO t3 VALUES(6,7);
559      SELECT * FROM t4;
560    } db2
561  } {db2.6}
562  do_test attach-4.7 {
563    execsql {
564      CREATE TABLE t4(y);
565      CREATE TRIGGER t3r3 AFTER INSERT ON t3 BEGIN
566        INSERT INTO t4 VALUES('main.' || NEW.a);
567      END;
568      INSERT INTO main.t3 VALUES(11,12);
569      SELECT * FROM main.t4;
570    }
571  } {main.11}
572}
573ifcapable {!trigger} {
574  # When we do not have trigger support, set up the table like they
575  # would have been had triggers been there.  The tests that follow need
576  # this setup.
577  execsql {
578    CREATE TABLE t4(x);
579    INSERT INTO t3 VALUES(6,7);
580    INSERT INTO t4 VALUES('db2.6');
581    INSERT INTO t4 VALUES('db2.13');
582  } db2
583  execsql {
584    CREATE TABLE t4(y);
585    INSERT INTO main.t3 VALUES(11,12);
586    INSERT INTO t4 VALUES('main.11');
587  }
588}
589
590
591# This one is tricky.  On the UNION ALL select, we have to make sure
592# the schema for both main and db2 is valid before starting to execute
593# the first query of the UNION ALL.  If we wait to test the validity of
594# the schema for main until after the first query has run, that test will
595# fail and the query will abort but we will have already output some
596# results.  When the query is retried, the results will be repeated.
597#
598ifcapable compound {
599do_test attach-4.8 {
600  execsql {
601    ATTACH DATABASE 'test2.db' AS db2;
602    INSERT INTO db2.t3 VALUES(13,14);
603    SELECT * FROM db2.t4 UNION ALL SELECT * FROM main.t4;
604  }
605} {db2.6 db2.13 main.11}
606
607do_test attach-4.9 {
608  ifcapable {!trigger} {execsql {INSERT INTO main.t4 VALUES('main.15')}}
609  execsql {
610    INSERT INTO main.t3 VALUES(15,16);
611    SELECT * FROM db2.t4 UNION ALL SELECT * FROM main.t4;
612  }
613} {db2.6 db2.13 main.11 main.15}
614} ;# ifcapable compound
615
616ifcapable !compound {
617  ifcapable {!trigger} {execsql {INSERT INTO main.t4 VALUES('main.15')}}
618  execsql {
619    ATTACH DATABASE 'test2.db' AS db2;
620    INSERT INTO db2.t3 VALUES(13,14);
621    INSERT INTO main.t3 VALUES(15,16);
622  }
623} ;# ifcapable !compound
624
625ifcapable view {
626do_test attach-4.10 {
627  execsql {
628    DETACH DATABASE db2;
629  }
630  execsql {
631    CREATE VIEW v3 AS SELECT x*100+y FROM t3;
632    SELECT * FROM v3;
633  } db2
634} {102 910 607 1314}
635do_test attach-4.11 {
636  execsql {
637    CREATE VIEW v3 AS SELECT a*100+b FROM t3;
638    SELECT * FROM v3;
639  }
640} {910 1112 1516}
641do_test attach-4.12 {
642  execsql {
643    ATTACH DATABASE 'test2.db' AS db2;
644    SELECT * FROM db2.v3;
645  }
646} {102 910 607 1314}
647do_test attach-4.13 {
648  execsql {
649    SELECT * FROM main.v3;
650  }
651} {910 1112 1516}
652} ;# ifcapable view
653
654# Tests for the sqliteFix...() routines in attach.c
655#
656ifcapable {trigger} {
657do_test attach-5.1 {
658  db close
659  sqlite3 db test.db
660  db2 close
661  forcedelete test2.db
662  sqlite3 db2 test2.db
663  catchsql {
664    ATTACH DATABASE 'test.db' AS orig;
665    CREATE TRIGGER r1 AFTER INSERT ON orig.t1 BEGIN
666      SELECT 'no-op';
667    END;
668  } db2
669} {1 {trigger r1 cannot reference objects in database orig}}
670do_test attach-5.2 {
671  catchsql {
672    CREATE TABLE t5(x,y);
673    CREATE TRIGGER r5 AFTER INSERT ON t5 BEGIN
674      SELECT 'no-op';
675    END;
676  } db2
677} {0 {}}
678do_test attach-5.3 {
679  catchsql {
680    DROP TRIGGER r5;
681    CREATE TRIGGER r5 AFTER INSERT ON t5 BEGIN
682      SELECT 'no-op' FROM orig.t1;
683    END;
684  } db2
685} {1 {trigger r5 cannot reference objects in database orig}}
686ifcapable tempdb {
687  do_test attach-5.4 {
688    catchsql {
689      CREATE TEMP TABLE t6(p,q,r);
690      CREATE TRIGGER r5 AFTER INSERT ON t5 BEGIN
691        SELECT 'no-op' FROM temp.t6;
692      END;
693    } db2
694  } {1 {trigger r5 cannot reference objects in database temp}}
695}
696ifcapable subquery {
697  do_test attach-5.5 {
698    catchsql {
699      CREATE TRIGGER r5 AFTER INSERT ON t5 BEGIN
700        SELECT 'no-op' || (SELECT * FROM temp.t6);
701      END;
702    } db2
703  } {1 {trigger r5 cannot reference objects in database temp}}
704  do_test attach-5.6 {
705    catchsql {
706      CREATE TRIGGER r5 AFTER INSERT ON t5 BEGIN
707        SELECT 'no-op' FROM t1 WHERE x<(SELECT min(x) FROM temp.t6);
708      END;
709    } db2
710  } {1 {trigger r5 cannot reference objects in database temp}}
711  do_test attach-5.7 {
712    catchsql {
713      CREATE TRIGGER r5 AFTER INSERT ON t5 BEGIN
714        SELECT 'no-op' FROM t1 GROUP BY 1 HAVING x<(SELECT min(x) FROM temp.t6);
715      END;
716    } db2
717  } {1 {trigger r5 cannot reference objects in database temp}}
718  do_test attach-5.7 {
719    catchsql {
720      CREATE TRIGGER r5 AFTER INSERT ON t5 BEGIN
721        SELECT max(1,x,(SELECT min(x) FROM temp.t6)) FROM t1;
722      END;
723    } db2
724  } {1 {trigger r5 cannot reference objects in database temp}}
725  do_test attach-5.8 {
726    catchsql {
727      CREATE TRIGGER r5 AFTER INSERT ON t5 BEGIN
728        INSERT INTO t1 VALUES((SELECT min(x) FROM temp.t6),5);
729      END;
730    } db2
731  } {1 {trigger r5 cannot reference objects in database temp}}
732  do_test attach-5.9 {
733    catchsql {
734      CREATE TRIGGER r5 AFTER INSERT ON t5 BEGIN
735        DELETE FROM t1 WHERE x<(SELECT min(x) FROM temp.t6);
736      END;
737    } db2
738  } {1 {trigger r5 cannot reference objects in database temp}}
739} ;# endif subquery
740} ;# endif trigger
741
742# Check to make sure we get a sensible error if unable to open
743# the file that we are trying to attach.
744#
745do_test attach-6.1 {
746  catchsql {
747    ATTACH DATABASE 'no-such-file' AS nosuch;
748  }
749} {0 {}}
750if {$tcl_platform(platform)=="unix"} {
751  do_test attach-6.2 {
752    sqlite3 dbx cannot-read
753    dbx eval {CREATE TABLE t1(a,b,c)}
754    dbx close
755    file attributes cannot-read -permission 0000
756    if {[file writable cannot-read]} {
757      puts "\n**** Tests do not work when run as root ****"
758      forcedelete cannot-read
759      exit 1
760    }
761    catchsql {
762      ATTACH DATABASE 'cannot-read' AS noread;
763    }
764  } {1 {unable to open database: cannot-read}}
765  do_test attach-6.2.2 {
766    db errorcode
767  } {14}
768  forcedelete cannot-read
769}
770
771# Check the error message if we try to access a database that has
772# not been attached.
773do_test attach-6.3 {
774  catchsql {
775    CREATE TABLE no_such_db.t1(a, b, c);
776  }
777} {1 {unknown database no_such_db}}
778for {set i 2} {$i<=15} {incr i} {
779  catch {db$i close}
780}
781db close
782forcedelete test2.db
783forcedelete no-such-file
784
785ifcapable subquery {
786  do_test attach-7.1 {
787    forcedelete test.db test.db-journal
788    sqlite3 db test.db
789    catchsql {
790      DETACH RAISE ( IGNORE ) IN ( SELECT "AAAAAA" . * ORDER BY
791      REGISTER LIMIT "AAAAAA" . "AAAAAA" OFFSET RAISE ( IGNORE ) NOT NULL )
792    }
793  } {1 {no such table: AAAAAA}}
794}
795
796# Create a malformed file (a file that is not a valid database)
797# and try to attach it
798#
799do_test attach-8.1 {
800  set fd [open test2.db w]
801  puts $fd "This file is not a valid SQLite database"
802  close $fd
803  catchsql {
804    ATTACH 'test2.db' AS t2;
805  }
806} {1 {file is encrypted or is not a database}}
807do_test attach-8.2 {
808  db errorcode
809} {26}
810forcedelete test2.db
811do_test attach-8.3 {
812  sqlite3 db2 test2.db
813  db2 eval {CREATE TABLE t1(x); BEGIN EXCLUSIVE}
814  catchsql {
815    ATTACH 'test2.db' AS t2;
816  }
817} {1 {database is locked}}
818do_test attach-8.4 {
819  db errorcode
820} {5}
821db2 close
822forcedelete test2.db
823
824# Test that it is possible to attach the same database more than
825# once when not in shared-cache mode. That this is not possible in
826# shared-cache mode is tested in shared7.test.
827do_test attach-9.1 {
828  forcedelete test4.db
829  execsql {
830    ATTACH 'test4.db' AS aux1;
831    CREATE TABLE aux1.t1(a, b);
832    INSERT INTO aux1.t1 VALUES(1, 2);
833    ATTACH 'test4.db' AS aux2;
834    SELECT * FROM aux2.t1;
835  }
836} {1 2}
837do_test attach-9.2 {
838  catchsql {
839    BEGIN;
840      INSERT INTO aux1.t1 VALUES(3, 4);
841      INSERT INTO aux2.t1 VALUES(5, 6);
842  }
843} {1 {database is locked}}
844do_test attach-9.3 {
845  execsql {
846    COMMIT;
847    SELECT * FROM aux2.t1;
848  }
849} {1 2 3 4}
850
851# Ticket [abe728bbc311d81334dae9762f0db87c07a98f79].
852# Multi-database commit on an attached TEMP database.
853#
854do_test attach-10.1 {
855  execsql {
856    ATTACH '' AS noname;
857    ATTACH ':memory:' AS inmem;
858    BEGIN;
859    CREATE TABLE noname.noname(x);
860    CREATE TABLE inmem.inmem(y);
861    CREATE TABLE main.main(z);
862    COMMIT;
863    SELECT name FROM noname.sqlite_master;
864    SELECT name FROM inmem.sqlite_master;
865  }
866} {noname inmem}
867do_test attach-10.2 {
868  lrange [execsql {
869    PRAGMA database_list;
870  }] 9 end
871} {4 noname {} 5 inmem {}}
872
873finish_test
874