wasCSharpSQLite – Blame information for rev 1
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| Rev | Author | Line No. | Line |
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| 1 | office | 1 | # 2005 January 19 |
| 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 | # |
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| 12 | # $Id: shared3.test,v 1.4 2008/08/20 14:49:25 danielk1977 Exp $ |
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| 13 | |||
| 14 | set testdir [file dirname $argv0] |
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| 15 | source $testdir/tester.tcl |
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| 16 | db close |
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| 17 | |||
| 18 | ifcapable !shared_cache { |
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| 19 | finish_test |
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| 20 | return |
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| 21 | } |
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| 22 | set ::enable_shared_cache [sqlite3_enable_shared_cache 1] |
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| 23 | |||
| 24 | # Ticket #1824 |
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| 25 | # |
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| 26 | do_test shared3-1.1 { |
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| 27 | file delete -force test.db test.db-journal |
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| 28 | sqlite3 db1 test.db |
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| 29 | db1 eval { |
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| 30 | PRAGMA encoding=UTF16; |
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| 31 | CREATE TABLE t1(x,y); |
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| 32 | INSERT INTO t1 VALUES('abc','This is a test string'); |
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| 33 | } |
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| 34 | db1 close |
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| 35 | sqlite3 db1 test.db |
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| 36 | db1 eval {SELECT * FROM t1} |
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| 37 | } {abc {This is a test string}} |
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| 38 | do_test shared3-1.2 { |
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| 39 | sqlite3 db2 test.db |
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| 40 | db2 eval {SELECT y FROM t1 WHERE x='abc'} |
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| 41 | } {{This is a test string}} |
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| 42 | |||
| 43 | db1 close |
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| 44 | db2 close |
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| 45 | |||
| 46 | do_test shared3-2.1 { |
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| 47 | sqlite3 db1 test.db |
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| 48 | execsql { |
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| 49 | PRAGMA main.cache_size = 10; |
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| 50 | } db1 |
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| 51 | } {} |
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| 52 | do_test shared3-2.2 { |
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| 53 | execsql { PRAGMA main.cache_size } db1 |
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| 54 | } {10} |
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| 55 | do_test shared3-2.3 { |
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| 56 | sqlite3 db2 test.db |
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| 57 | execsql { PRAGMA main.cache_size } db1 |
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| 58 | } {10} |
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| 59 | do_test shared3-2.4 { |
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| 60 | execsql { PRAGMA main.cache_size } db2 |
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| 61 | } {10} |
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| 62 | do_test shared3-2.5 { |
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| 63 | execsql { PRAGMA main.cache_size } db1 |
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| 64 | } {10} |
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| 65 | |||
| 66 | # The cache-size should now be 10 pages. However at one point there was |
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| 67 | # a bug that caused the cache size to return to the default value when |
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| 68 | # a second connection was opened on the shared-cache (as happened in |
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| 69 | # test case shared3-2.3 above). The goal of the following tests is to |
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| 70 | # ensure that the cache-size really is 10 pages. |
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| 71 | # |
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| 72 | if {$::tcl_platform(platform)=="unix"} { |
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| 73 | set alternative_name ./test.db |
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| 74 | } else { |
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| 75 | set alternative_name TEST.DB |
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| 76 | } |
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| 77 | do_test shared3-2.6 { |
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| 78 | sqlite3 db3 $alternative_name |
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| 79 | catchsql {select count(*) from sqlite_master} db3 |
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| 80 | } {0 1} |
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| 81 | do_test shared3-2.7 { |
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| 82 | execsql { |
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| 83 | BEGIN; |
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| 84 | INSERT INTO t1 VALUES(10, randomblob(5000)) |
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| 85 | } db1 |
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| 86 | catchsql {select count(*) from sqlite_master} db3 |
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| 87 | } {0 1} |
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| 88 | do_test shared3-2.8 { |
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| 89 | db3 close |
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| 90 | execsql { |
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| 91 | INSERT INTO t1 VALUES(10, randomblob(10000)) |
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| 92 | } db1 |
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| 93 | |||
| 94 | # If the pager-cache is really still limited to 10 pages, then the INSERT |
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| 95 | # statement above should have caused the pager to grab an exclusive lock |
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| 96 | # on the database file so that the cache could be spilled. |
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| 97 | # |
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| 98 | catch { sqlite3 db3 $alternative_name } |
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| 99 | catchsql {select count(*) from sqlite_master} db3 |
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| 100 | } {1 {database is locked}} |
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| 101 | |||
| 102 | db1 close |
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| 103 | db2 close |
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| 104 | db3 close |
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| 105 | |||
| 106 | sqlite3_enable_shared_cache $::enable_shared_cache |
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| 107 | finish_test |