wasCSharpSQLite – Blame information for rev 7
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Rev | Author | Line No. | Line |
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1 | office | 1 | # 2008 July 11 |
2 | # |
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3 | # The author disclaims copyright to this source code. In place of |
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4 | # a legal notice, here is a blessing: |
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5 | # |
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6 | # May you do good and not evil. |
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7 | # May you find forgiveness for yourself and forgive others. |
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8 | # May you share freely, never taking more than you give. |
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9 | # |
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10 | #*********************************************************************** |
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11 | # This file implements regression tests for SQLite library. |
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12 | # |
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13 | # This file implements tests to make sure SQLite does not crash or |
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14 | # segfault if it sees a corrupt database file. It specifically focuses |
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15 | # on corrupt database headers. |
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16 | # |
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17 | # $Id: corruptA.test,v 1.1 2008/07/11 16:39:23 drh Exp $ |
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18 | |||
19 | set testdir [file dirname $argv0] |
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20 | source $testdir/tester.tcl |
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21 | |||
22 | # Do not use a codec for tests in this file, as the database file is |
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23 | # manipulated directly using tcl scripts (using the [hexio_write] command). |
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24 | # |
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25 | do_not_use_codec |
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26 | |||
27 | |||
28 | # Create a database to work with. |
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29 | # |
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30 | do_test corruptA-1.1 { |
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31 | execsql { |
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32 | CREATE TABLE t1(x); |
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33 | INSERT INTO t1(x) VALUES(1); |
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34 | } |
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35 | expr {[file size test.db]>=1024} |
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36 | } {1} |
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37 | integrity_check corruptA-1.2 |
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38 | |||
39 | # Corrupt the file header in various ways and make sure the corruption |
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40 | # is detected when opening the database file. |
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41 | # |
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42 | db close |
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43 | file copy -force test.db test.db-template |
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44 | |||
45 | set unreadable_version 02 |
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46 | ifcapable wal { set unreadable_version 03 } |
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47 | do_test corruptA-2.1 { |
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48 | file copy -force test.db-template test.db |
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49 | hexio_write test.db 19 $unreadable_version ;# the read format number |
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50 | sqlite3 db test.db |
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51 | catchsql {SELECT * FROM t1} |
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52 | } {1 {file is encrypted or is not a database (wal format detected)}} |
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53 | |||
54 | do_test corruptA-2.2 { |
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55 | db close |
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56 | file copy -force test.db-template test.db |
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57 | hexio_write test.db 21 41 ;# max embedded payload fraction |
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58 | sqlite3 db test.db |
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59 | catchsql {SELECT * FROM t1} |
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60 | } {1 {file is encrypted or is not a database}} |
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61 | |||
62 | do_test corruptA-2.3 { |
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63 | db close |
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64 | file copy -force test.db-template test.db |
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65 | hexio_write test.db 22 1f ;# min embedded payload fraction |
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66 | sqlite3 db test.db |
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67 | catchsql {SELECT * FROM t1} |
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68 | } {1 {file is encrypted or is not a database}} |
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69 | |||
70 | do_test corruptA-2.4 { |
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71 | db close |
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72 | file copy -force test.db-template test.db |
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73 | hexio_write test.db 23 21 ;# min leaf payload fraction |
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74 | sqlite3 db test.db |
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75 | catchsql {SELECT * FROM t1} |
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76 | } {1 {file is encrypted or is not a database}} |
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77 | |||
78 | |||
79 | finish_test |