xref: /sqlite-3.40.0/ext/rbu/rbu1.test (revision 01ec6919)
1# 2014 August 30
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#
12
13source [file join [file dirname [info script]] rbu_common.tcl]
14set ::testprefix rbu1
15
16db close
17sqlite3_shutdown
18sqlite3_config_uri 1
19
20# Create a simple RBU database. That expects to write to a table:
21#
22#   CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c);
23#
24proc create_rbu1 {filename} {
25  forcedelete $filename
26  sqlite3 rbu1 $filename
27  rbu1 eval {
28    CREATE TABLE data_t1(a, b, c, rbu_control);
29    INSERT INTO data_t1 VALUES(1, 2, 3, 0);
30    INSERT INTO data_t1 VALUES(2, 'two', 'three', 0);
31    INSERT INTO data_t1 VALUES(3, NULL, 8.2, 0);
32  }
33  rbu1 close
34  return $filename
35}
36
37# Create a simple RBU database. That expects to write to a table:
38#
39#   CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c);
40#
41# This RBU includes both insert and delete operations.
42#
43proc create_rbu4 {filename} {
44  forcedelete $filename
45  sqlite3 rbu1 $filename
46  rbu1 eval {
47    CREATE TABLE data_t1(a, b, c, rbu_control);
48    INSERT INTO data_t1 VALUES(1, 2, 3, 0);
49    INSERT INTO data_t1 VALUES(2, NULL, 5, 1);
50    INSERT INTO data_t1 VALUES(3, 8, 9, 0);
51    INSERT INTO data_t1 VALUES(4, NULL, 11, 1);
52  }
53  rbu1 close
54  return $filename
55}
56#
57# Create a simple RBU database. That expects to write to a table:
58#
59#   CREATE TABLE t1(c, b, '(a)' INTEGER PRIMARY KEY);
60#
61# This RBU includes both insert and delete operations.
62#
63proc create_rbu4b {filename} {
64  forcedelete $filename
65  sqlite3 rbu1 $filename
66  rbu1 eval {
67    CREATE TABLE data_t1(c, b, '(a)', rbu_control);
68    INSERT INTO data_t1 VALUES(3, 2, 1, 0);
69    INSERT INTO data_t1 VALUES(5, NULL, 2, 1);
70    INSERT INTO data_t1 VALUES(9, 8, 3, 0);
71    INSERT INTO data_t1 VALUES(11, NULL, 4, 1);
72  }
73  rbu1 close
74  return $filename
75}
76
77# Create a simple RBU database. That expects to write to a table:
78#
79#   CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c, d);
80#
81# This RBU includes update statements.
82#
83proc create_rbu5 {filename} {
84  forcedelete $filename
85  sqlite3 rbu5 $filename
86  rbu5 eval {
87    CREATE TABLE data_t1(a, b, c, d, rbu_control);
88    INSERT INTO data_t1 VALUES(1, NULL, NULL, 5, '...x');  -- SET d = 5
89    INSERT INTO data_t1 VALUES(2, NULL, 10, 5, '..xx');    -- SET c=10, d = 5
90    INSERT INTO data_t1 VALUES(3, 11, NULL, NULL, '.x..'); -- SET b=11
91  }
92  rbu5 close
93  return $filename
94}
95
96
97# Same as [step_rbu], except using a URI to open the target db.
98#
99proc step_rbu_uri {target rbu} {
100  while 1 {
101    sqlite3rbu rbu file:$target?xyz=&abc=123 $rbu
102    set rc [rbu step]
103    rbu close
104    if {$rc != "SQLITE_OK"} break
105  }
106  set rc
107}
108
109# Same as [step_rbu], except using an external state database - "state.db"
110#
111proc step_rbu_state {target rbu} {
112  while 1 {
113    sqlite3rbu rbu $target $rbu state.db
114    set rc [rbu step]
115    rbu close
116    if {$rc != "SQLITE_OK"} break
117  }
118  set rc
119}
120
121proc dbfilecksum {file} {
122  sqlite3 ck $file
123  set cksum [dbcksum ck main]
124  ck close
125  set cksum
126}
127
128foreach {tn3 create_vfs destroy_vfs} {
129  1 {} {}
130  2 {
131    sqlite3rbu_create_vfs -default myrbu ""
132  } {
133    sqlite3rbu_destroy_vfs myrbu
134  }
135  3 {
136    sqlite3_register_cksumvfs
137  } {
138    sqlite3_unregister_cksumvfs
139  }
140} {
141
142  eval $create_vfs
143
144  foreach {tn2 cmd} {
145      1 run_rbu
146      2 step_rbu 3 step_rbu_uri 4 step_rbu_state
147      5 step_rbu_legacy
148  } {
149    foreach {tn schema} {
150      1 {
151        CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c);
152      }
153      2 {
154        CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c);
155        CREATE INDEX i1 ON t1(b);
156      }
157      3 {
158        CREATE TABLE t1(a PRIMARY KEY, b, c) WITHOUT ROWID;
159      }
160      4 {
161        CREATE TABLE t1(a PRIMARY KEY, b, c) WITHOUT ROWID;
162        CREATE INDEX i1 ON t1(b);
163      }
164      5 {
165        CREATE TABLE t1(a, b, c, PRIMARY KEY(a, c)) WITHOUT ROWID;
166        CREATE INDEX i1 ON t1(b);
167      }
168      6 {
169        CREATE TABLE t1(a, b, c, PRIMARY KEY(c)) WITHOUT ROWID;
170        CREATE INDEX i1 ON t1(b, a);
171      }
172      7 {
173        CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c);
174        CREATE INDEX i1 ON t1(b, c);
175        CREATE INDEX i2 ON t1(c, b);
176        CREATE INDEX i3 ON t1(a, b, c, a, b, c);
177      }
178
179      8 {
180        CREATE TABLE t1(a PRIMARY KEY, b, c);
181        CREATE INDEX i1 ON t1(b, c);
182        CREATE INDEX i2 ON t1(c, b);
183        CREATE INDEX i3 ON t1(a, b, c, a, b, c);
184      }
185
186      9 {
187        CREATE TABLE t1(a, b, c, PRIMARY KEY(a, c));
188        CREATE INDEX i1 ON t1(b);
189      }
190
191      10 {
192        CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c);
193        CREATE INDEX i1 ON t1(b DESC);
194      }
195
196      11 {
197        CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c);
198        CREATE INDEX i1 ON t1(b DESC, a ASC, c DESC);
199      }
200
201      12 {
202        CREATE TABLE t1(a INT PRIMARY KEY DESC, b, c) WITHOUT ROWID;
203      }
204
205      13 {
206        CREATE TABLE t1(a INT, b, c, PRIMARY KEY(a DESC)) WITHOUT ROWID;
207      }
208
209      14 {
210        CREATE TABLE t1(a, b, c, PRIMARY KEY(a DESC, c)) WITHOUT ROWID;
211        CREATE INDEX i1 ON t1(b);
212      }
213
214      15 {
215        CREATE TABLE t1(a, b, c, PRIMARY KEY(a, c DESC)) WITHOUT ROWID;
216        CREATE INDEX i1 ON t1(b);
217      }
218
219      16 {
220        CREATE TABLE t1(a, b, c, PRIMARY KEY(c DESC, a)) WITHOUT ROWID;
221        CREATE INDEX i1 ON t1(b DESC, c, a);
222      }
223    } {
224      reset_db
225      execsql $schema
226      create_rbu1 rbu.db
227      set check [dbfilecksum rbu.db]
228      forcedelete state.db
229
230      do_test $tn3.1.$tn2.$tn.1 {
231        $cmd test.db rbu.db
232      } {SQLITE_DONE}
233
234      do_execsql_test $tn3.1.$tn2.$tn.2 { SELECT * FROM t1 ORDER BY a ASC } {
235        1 2 3
236        2 two three
237        3 {} 8.2
238      }
239      do_execsql_test $tn3.1.$tn2.$tn.3 { SELECT * FROM t1 ORDER BY b ASC } {
240        3 {} 8.2
241        1 2 3
242        2 two three
243      }
244      do_execsql_test $tn3.1.$tn2.$tn.4 { SELECT * FROM t1 ORDER BY c ASC } {
245        1 2 3
246        3 {} 8.2
247        2 two three
248      }
249
250      do_execsql_test $tn3.1.$tn2.$tn.5 { PRAGMA integrity_check } ok
251
252      if {$cmd=="step_rbu_state"} {
253        do_test $tn3.1.$tn2.$tn.6 { file exists state.db } 1
254        do_test $tn3.1.$tn2.$tn.7 { expr {$check == [dbfilecksum rbu.db]} } 1
255      } else {
256        do_test $tn3.1.$tn2.$tn.8 { file exists state.db } 0
257        do_test $tn3.1.$tn2.$tn.9 { expr {$check == [dbfilecksum rbu.db]} } 0
258      }
259    }
260  }
261
262  #-------------------------------------------------------------------------
263  # Check that an RBU cannot be applied to a table that has no PK.
264  #
265  # UPDATE: At one point RBU required that all tables featured either
266  # explicit IPK columns or were declared WITHOUT ROWID. This has been
267  # relaxed so that external PRIMARY KEYs on tables with automatic rowids
268  # are now allowed.
269  #
270  # UPDATE 2: Tables without any PRIMARY KEY declaration are now allowed.
271  # However the input table must feature an "rbu_rowid" column.
272  #
273  reset_db
274  create_rbu1 rbu.db
275  do_execsql_test $tn3.2.1 { CREATE TABLE t1(a, b, c) }
276  do_test $tn3.2.2 {
277    sqlite3rbu rbu test.db rbu.db
278    rbu step
279  } {SQLITE_ERROR}
280  do_test $tn3.2.3 {
281    list [catch { rbu close } msg] $msg
282  } {1 {SQLITE_ERROR - table data_t1 requires rbu_rowid column}}
283  reset_db
284  do_execsql_test $tn3.2.4 { CREATE TABLE t1(a PRIMARY KEY, b, c) }
285  do_test $tn3.2.5 {
286    sqlite3rbu rbu test.db rbu.db
287    rbu step
288  } {SQLITE_OK}
289  do_test $tn3.2.6 {
290    list [catch { rbu close } msg] $msg
291  } {0 SQLITE_OK}
292
293  #-------------------------------------------------------------------------
294  # Check that if a UNIQUE constraint is violated the current and all
295  # subsequent [rbu step] calls return SQLITE_CONSTRAINT. And that the RBU
296  # transaction is rolled back by the [rbu close] that deletes the rbu
297  # handle.
298  #
299  foreach {tn errcode errmsg schema} {
300    1 SQLITE_CONSTRAINT "UNIQUE constraint failed: t1.a" {
301      CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c);
302      INSERT INTO t1 VALUES(3, 2, 1);
303    }
304
305    2 SQLITE_CONSTRAINT "UNIQUE constraint failed: t1.c" {
306      CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c UNIQUE);
307      INSERT INTO t1 VALUES(4, 2, 'three');
308    }
309
310    3 SQLITE_CONSTRAINT "UNIQUE constraint failed: t1.a" {
311      CREATE TABLE t1(a PRIMARY KEY, b, c);
312      INSERT INTO t1 VALUES(3, 2, 1);
313    }
314
315    4 SQLITE_CONSTRAINT "UNIQUE constraint failed: t1.c" {
316      CREATE TABLE t1(a PRIMARY KEY, b, c UNIQUE);
317      INSERT INTO t1 VALUES(4, 2, 'three');
318    }
319
320  } {
321    reset_db
322    execsql $schema
323    set cksum [dbcksum db main]
324
325    do_test $tn3.3.$tn.1 {
326      create_rbu1 rbu.db
327      sqlite3rbu rbu test.db rbu.db
328      while {[set res [rbu step]]=="SQLITE_OK"} {}
329      set res
330    } $errcode
331
332    do_test $tn3.3.$tn.2 { rbu step } $errcode
333
334    do_test $tn3.3.$tn.3 {
335      list [catch { rbu close } msg] $msg
336    } [list 1 "$errcode - $errmsg"]
337
338    do_test $tn3.3.$tn.4 { dbcksum db main } $cksum
339  }
340
341  #-------------------------------------------------------------------------
342  #
343  foreach {tn2 cmd} {1 run_rbu 2 step_rbu 3 step_rbu_state } {
344    foreach {tn schema} {
345      1 {
346        CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c);
347      }
348      2 {
349        CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c);
350        CREATE INDEX i1 ON t1(b);
351      }
352      3 {
353        CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c);
354        CREATE INDEX i1 ON t1(b);
355        CREATE INDEX i2 ON t1(c, b);
356        CREATE INDEX i3 ON t1(c, b, c);
357      }
358      4 {
359        CREATE TABLE t1(a INT PRIMARY KEY, b, c) WITHOUT ROWID;
360        CREATE INDEX i1 ON t1(b);
361        CREATE INDEX i2 ON t1(c, b);
362        CREATE INDEX i3 ON t1(c, b, c);
363      }
364      5 {
365        CREATE TABLE t1(a INT PRIMARY KEY, b, c);
366        CREATE INDEX i1 ON t1(b);
367        CREATE INDEX i2 ON t1(c, b);
368        CREATE INDEX i3 ON t1(c, b, c);
369      }
370
371      6 {
372        CREATE TABLE t1(a INT PRIMARY KEY DESC, b, c);
373        CREATE INDEX i1 ON t1(b DESC);
374        CREATE INDEX i2 ON t1(c, b);
375        CREATE INDEX i3 ON t1(c DESC, b, c);
376      }
377      7 {
378        CREATE TABLE t1(a INT PRIMARY KEY DESC, b, c) WITHOUT ROWID;
379        CREATE INDEX i1 ON t1(b);
380        CREATE INDEX i2 ON t1(c, b);
381        CREATE INDEX i3 ON t1(c, b, c);
382      }
383    } {
384      reset_db
385      execsql $schema
386      execsql {
387        INSERT INTO t1 VALUES(2, 'hello', 'world');
388        INSERT INTO t1 VALUES(4, 'hello', 'planet');
389        INSERT INTO t1 VALUES(6, 'hello', 'xyz');
390      }
391
392      create_rbu4 rbu.db
393      set check [dbfilecksum rbu.db]
394      forcedelete state.db
395
396      do_test $tn3.4.$tn2.$tn.1 {
397        $cmd test.db rbu.db
398      } {SQLITE_DONE}
399
400      do_execsql_test $tn3.4.$tn2.$tn.2 {
401        SELECT * FROM t1 ORDER BY a ASC;
402      } {
403        1 2 3
404        3 8 9
405        6 hello xyz
406      }
407
408      do_execsql_test $tn3.4.$tn2.$tn.3 { PRAGMA integrity_check } ok
409
410      if {$cmd=="step_rbu_state"} {
411        do_test $tn3.4.$tn2.$tn.4 { file exists state.db } 1
412        do_test $tn3.4.$tn2.$tn.5 { expr {$check == [dbfilecksum rbu.db]} } 1
413      } else {
414        do_test $tn3.4.$tn2.$tn.6 { file exists state.db } 0
415        do_test $tn3.4.$tn2.$tn.7 { expr {$check == [dbfilecksum rbu.db]} } 0
416      }
417    }
418  }
419
420  foreach {tn2 cmd} {1 run_rbu 2 step_rbu 3 step_rbu_state} {
421    foreach {tn schema} {
422      1 {
423        CREATE TABLE t1(c, b, '(a)' INTEGER PRIMARY KEY);
424        CREATE INDEX i1 ON t1(c, b);
425      }
426      2 {
427        CREATE TABLE t1(c, b, '(a)' PRIMARY KEY);
428      }
429      3 {
430        CREATE TABLE t1(c, b, '(a)' PRIMARY KEY) WITHOUT ROWID;
431      }
432    } {
433      reset_db
434      execsql $schema
435      execsql {
436        INSERT INTO t1('(a)', b, c) VALUES(2, 'hello', 'world');
437        INSERT INTO t1('(a)', b, c) VALUES(4, 'hello', 'planet');
438        INSERT INTO t1('(a)', b, c) VALUES(6, 'hello', 'xyz');
439      }
440
441      create_rbu4b rbu.db
442      set check [dbfilecksum rbu.db]
443      forcedelete state.db
444
445      do_test $tn3.5.$tn2.$tn.1 {
446        $cmd test.db rbu.db
447      } {SQLITE_DONE}
448
449      do_execsql_test $tn3.5.$tn2.$tn.2 {
450        SELECT * FROM t1 ORDER BY "(a)" ASC;
451      } {
452        3 2 1
453        9 8 3
454        xyz hello 6
455      }
456
457      do_execsql_test $tn3.4.$tn2.$tn.3 { PRAGMA integrity_check } ok
458
459      if {$cmd=="step_rbu_state"} {
460        do_test $tn3.5.$tn2.$tn.4 { file exists state.db } 1
461        do_test $tn3.5.$tn2.$tn.5 { expr {$check == [dbfilecksum rbu.db]} } 1
462      } else {
463        do_test $tn3.5.$tn2.$tn.6 { file exists state.db } 0
464        do_test $tn3.5.$tn2.$tn.7 { expr {$check == [dbfilecksum rbu.db]} } 0
465      }
466    }
467  }
468
469  #-------------------------------------------------------------------------
470  #
471  foreach {tn2 cmd} {1 run_rbu 2 step_rbu 3 step_rbu_state} {
472    foreach {tn schema} {
473      1 {
474        CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c, d);
475      }
476      2 {
477        CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c, d);
478        CREATE INDEX i1 ON t1(d);
479        CREATE INDEX i2 ON t1(d, c);
480        CREATE INDEX i3 ON t1(d, c, b);
481        CREATE INDEX i4 ON t1(b);
482        CREATE INDEX i5 ON t1(c);
483        CREATE INDEX i6 ON t1(c, b);
484      }
485      3 {
486        CREATE TABLE t1(a PRIMARY KEY, b, c, d) WITHOUT ROWID;
487        CREATE INDEX i1 ON t1(d);
488        CREATE INDEX i2 ON t1(d, c);
489        CREATE INDEX i3 ON t1(d, c, b);
490        CREATE INDEX i4 ON t1(b);
491        CREATE INDEX i5 ON t1(c);
492        CREATE INDEX i6 ON t1(c, b);
493      }
494      4 {
495        CREATE TABLE t1(a PRIMARY KEY, b, c, d);
496        CREATE INDEX i1 ON t1(d);
497        CREATE INDEX i2 ON t1(d, c);
498        CREATE INDEX i3 ON t1(d, c, b);
499        CREATE INDEX i4 ON t1(b);
500        CREATE INDEX i5 ON t1(c);
501        CREATE INDEX i6 ON t1(c, b);
502      }
503    } {
504      reset_db
505      execsql $schema
506      execsql {
507        INSERT INTO t1 VALUES(1, 2, 3, 4);
508        INSERT INTO t1 VALUES(2, 5, 6, 7);
509        INSERT INTO t1 VALUES(3, 8, 9, 10);
510      }
511
512      create_rbu5 rbu.db
513      set check [dbfilecksum rbu.db]
514      forcedelete state.db
515
516      do_test $tn3.5.$tn2.$tn.1 {
517        $cmd test.db rbu.db
518      } {SQLITE_DONE}
519
520      do_execsql_test $tn3.5.$tn2.$tn.2 {
521        SELECT * FROM t1 ORDER BY a ASC;
522      } {
523        1 2 3 5
524        2 5 10 5
525        3 11 9 10
526      }
527
528      do_execsql_test $tn3.6.$tn2.$tn.3 { PRAGMA integrity_check } ok
529
530      if {$cmd=="step_rbu_state"} {
531        do_test $tn3.6.$tn2.$tn.4 { file exists state.db } 1
532        do_test $tn3.6.$tn2.$tn.5 { expr {$check == [dbfilecksum rbu.db]} } 1
533      } else {
534        do_test $tn3.6.$tn2.$tn.6 { file exists state.db } 0
535        do_test $tn3.6.$tn2.$tn.7 { expr {$check == [dbfilecksum rbu.db]} } 0
536      }
537    }
538  }
539
540  #-------------------------------------------------------------------------
541  # Test some error cases:
542  #
543  #   * A virtual table with no rbu_rowid column.
544  #   * A no-PK table with no rbu_rowid column.
545  #   * A PK table with an rbu_rowid column.
546  #
547  #   6: An update string of the wrong length
548  #
549  ifcapable fts3 {
550    foreach {tn schema error} {
551       1 {
552         CREATE TABLE t1(a, b);
553         CREATE TABLE rbu.data_t1(a, b, rbu_control);
554       } {SQLITE_ERROR - table data_t1 requires rbu_rowid column}
555
556       2 {
557         CREATE VIRTUAL TABLE t1 USING fts4(a, b);
558         CREATE TABLE rbu.data_t1(a, b, rbu_control);
559       } {SQLITE_ERROR - table data_t1 requires rbu_rowid column}
560
561       3 {
562         CREATE TABLE t1(a PRIMARY KEY, b);
563         CREATE TABLE rbu.data_t1(a, b, rbu_rowid, rbu_control);
564       } {SQLITE_ERROR - table data_t1 may not have rbu_rowid column}
565
566       4 {
567         CREATE TABLE t1(a INTEGER PRIMARY KEY, b);
568         CREATE TABLE rbu.data_t1(a, b, rbu_rowid, rbu_control);
569       } {SQLITE_ERROR - table data_t1 may not have rbu_rowid column}
570
571       5 {
572         CREATE TABLE t1(a, b PRIMARY KEY) WITHOUT ROWID;
573         CREATE TABLE rbu.data_t1(a, b, rbu_rowid, rbu_control);
574       } {SQLITE_ERROR - table data_t1 may not have rbu_rowid column}
575
576       6 {
577         CREATE TABLE t1(a, b PRIMARY KEY) WITHOUT ROWID;
578         CREATE TABLE rbu.data_t1(a, b, rbu_control);
579         INSERT INTO rbu.data_t1 VALUES(1, 2, 'x.x');
580       } {SQLITE_ERROR - invalid rbu_control value}
581
582       7 {
583         CREATE TABLE t1(a, b PRIMARY KEY) WITHOUT ROWID;
584         CREATE TABLE rbu.data_t1(a, b, rbu_control);
585         INSERT INTO rbu.data_t1 VALUES(1, 2, NULL);
586       } {SQLITE_ERROR - invalid rbu_control value}
587
588       8 {
589         CREATE TABLE t1(a, b PRIMARY KEY) WITHOUT ROWID;
590         CREATE TABLE rbu.data_t1(a, b, rbu_control);
591         INSERT INTO rbu.data_t1 VALUES(1, 2, 4);
592       } {SQLITE_ERROR - invalid rbu_control value}
593
594       9 {
595         CREATE TABLE t1(a, b PRIMARY KEY) WITHOUT ROWID;
596         CREATE TABLE rbu.data_t1(a, b, rbu_control);
597         INSERT INTO rbu.data_t1 VALUES(1, 2, 3);
598       } {SQLITE_ERROR - invalid rbu_control value}
599
600       10 {
601         CREATE TABLE t2(a, b);
602         CREATE TABLE rbu.data_t1(a, b, rbu_control);
603         INSERT INTO rbu.data_t1 VALUES(1, 2, 2);
604       } {SQLITE_ERROR - no such table: t1}
605
606       11 {
607         CREATE TABLE rbu.data_t2(a, b, rbu_control);
608         INSERT INTO rbu.data_t2 VALUES(1, 2, 2);
609       } {SQLITE_ERROR - no such table: t2}
610
611    } {
612      reset_db
613      forcedelete rbu.db
614      execsql { ATTACH 'rbu.db' AS rbu }
615      execsql $schema
616
617      do_test $tn3.7.$tn {
618        list [catch { run_rbu test.db rbu.db } msg] $msg
619      } [list 1 $error]
620    }
621  }
622
623  # Test that an RBU database containing no input tables is handled
624  # correctly.
625  reset_db
626  forcedelete rbu.db
627  do_test $tn3.8.1 {
628    list [catch { run_rbu test.db rbu.db } msg] $msg
629  } {0 SQLITE_DONE}
630
631  # Test that an RBU database containing only empty data_xxx tables is
632  # also handled correctly.
633  reset_db
634  forcedelete rbu.db
635  do_execsql_test $tn3.8.2.1 {
636    CREATE TABLE t1(a PRIMARY KEY, b);
637    INSERT INTO t1 VALUES(1, 2);
638    ATTACH 'rbu.db' AS rbu;
639    CREATE TABLE data_t1(a, b, rbu_control);
640    DETACH rbu;
641  }
642  do_test $tn3.8.2.1 {
643    list [catch { run_rbu test.db rbu.db } msg] $msg
644  } {0 SQLITE_DONE}
645
646  # Test that RBU can update indexes containing NULL values.
647  #
648  reset_db
649  forcedelete rbu.db
650  do_execsql_test $tn3.9.1 {
651    CREATE TABLE t1(a PRIMARY KEY, b, c);
652    CREATE INDEX i1 ON t1(b, c);
653    INSERT INTO t1 VALUES(1, 1, NULL);
654    INSERT INTO t1 VALUES(2, NULL, 2);
655    INSERT INTO t1 VALUES(3, NULL, NULL);
656
657    ATTACH 'rbu.db' AS rbu;
658    CREATE TABLE rbu.data_t1(a, b, c, rbu_control);
659    INSERT INTO data_t1 VALUES(1, NULL, NULL, 1);
660    INSERT INTO data_t1 VALUES(3, NULL, NULL, 1);
661  } {}
662
663  do_test $tn3.9.2 {
664    list [catch { run_rbu test.db rbu.db } msg] $msg
665  } {0 SQLITE_DONE}
666
667  do_execsql_test $tn3.9.3 {
668    SELECT * FROM t1
669  } {2 {} 2}
670  do_execsql_test $tn3.9.4 { PRAGMA integrity_check } {ok}
671
672  catch { db close }
673  eval $destroy_vfs
674}
675
676
677finish_test
678