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| 1 # 2008 Feb 1 |
| 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 # This file is to test that ticket #2920 is fixed. |
| 13 # |
| 14 # $Id: tkt2920.test,v 1.1 2008/02/02 02:48:52 drh Exp $ |
| 15 # |
| 16 |
| 17 set testdir [file dirname $argv0] |
| 18 source $testdir/tester.tcl |
| 19 |
| 20 # Create a database file that is full. |
| 21 # |
| 22 do_test tkt2920-1.1 { |
| 23 db eval { |
| 24 PRAGMA page_size=1024; |
| 25 PRAGMA max_page_count=40; |
| 26 PRAGMA auto_vacuum=0; |
| 27 CREATE TABLE filler (fill); |
| 28 } |
| 29 file size test.db |
| 30 } {2048} |
| 31 do_test tkt2920-1.2 { |
| 32 db eval BEGIN |
| 33 for {set i 0} {$i<34} {incr i} { |
| 34 db eval {INSERT INTO filler VALUES(randomblob(1024))} |
| 35 } |
| 36 db eval COMMIT |
| 37 } {} |
| 38 |
| 39 # Try to add a single new page to the full database. We get |
| 40 # a disk full error. But this does not corrupt the database. |
| 41 # |
| 42 do_test tkt2920-1.3 { |
| 43 db eval BEGIN |
| 44 catchsql { |
| 45 INSERT INTO filler VALUES(randomblob(1024)) |
| 46 } |
| 47 } {1 {database or disk is full}} |
| 48 integrity_check tkt2920-1.4 |
| 49 |
| 50 # Increase the maximum size of the database file by 1 page, |
| 51 # but then try to add a two-page record. This also fails. |
| 52 # |
| 53 do_test tkt2920-1.5 { |
| 54 db eval {PRAGMA max_page_count=41} |
| 55 catchsql { |
| 56 INSERT INTO filler VALUES(randomblob(2048)) |
| 57 } |
| 58 } {1 {database or disk is full}} |
| 59 integrity_check tkt2920-1.6 |
| 60 |
| 61 # Increase the maximum size of the database by one more page. |
| 62 # This time the insert works. |
| 63 # |
| 64 do_test tkt2920-1.7 { |
| 65 db eval {PRAGMA max_page_count=42} |
| 66 catchsql { |
| 67 INSERT INTO filler VALUES(randomblob(2048)) |
| 68 } |
| 69 } {0 {}} |
| 70 integrity_check tkt2920-1.8 |
| 71 |
| 72 # The previous errors cancelled the transaction. |
| 73 # |
| 74 do_test tkt2920-1.9 { |
| 75 catchsql {COMMIT} |
| 76 } {1 {cannot commit - no transaction is active}} |
| 77 |
| 78 finish_test |
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