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| 1 # 2011 September 20 | |
| 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 # Tests for the sqlite3_db_status() function | |
| 13 # | |
| 14 | |
| 15 set testdir [file dirname $argv0] | |
| 16 source $testdir/tester.tcl | |
| 17 | |
| 18 set ::testprefix dbstatus2 | |
| 19 | |
| 20 do_execsql_test 1.0 { | |
| 21 PRAGMA page_size = 1024; | |
| 22 PRAGMA auto_vacuum = 0; | |
| 23 | |
| 24 CREATE TABLE t1(a PRIMARY KEY, b); | |
| 25 INSERT INTO t1 VALUES(1, randomblob(600)); | |
| 26 INSERT INTO t1 VALUES(2, randomblob(600)); | |
| 27 INSERT INTO t1 VALUES(3, randomblob(600)); | |
| 28 } | |
| 29 | |
| 30 proc db_hit_miss {db {reset 0}} { | |
| 31 set nHit [sqlite3_db_status $db CACHE_HIT $reset] | |
| 32 set nMiss [sqlite3_db_status $db CACHE_MISS $reset] | |
| 33 list $nHit $nMiss | |
| 34 } | |
| 35 | |
| 36 proc db_write {db {reset 0}} { | |
| 37 sqlite3_db_status $db CACHE_WRITE $reset | |
| 38 } | |
| 39 | |
| 40 do_test 1.1 { | |
| 41 db close | |
| 42 sqlite3 db test.db | |
| 43 execsql { PRAGMA mmap_size = 0 } | |
| 44 expr {[file size test.db] / 1024} | |
| 45 } 6 | |
| 46 | |
| 47 do_test 1.2 { | |
| 48 execsql { SELECT b FROM t1 WHERE a=2 } | |
| 49 db_hit_miss db | |
| 50 } {{0 2 0} {0 4 0}} | |
| 51 | |
| 52 do_test 1.3 { | |
| 53 execsql { SELECT b FROM t1 WHERE a=2 } | |
| 54 db_hit_miss db | |
| 55 } {{0 6 0} {0 4 0}} | |
| 56 | |
| 57 do_test 1.4 { | |
| 58 execsql { SELECT b FROM t1 WHERE a=2 } | |
| 59 db_hit_miss db | |
| 60 } {{0 10 0} {0 4 0}} | |
| 61 | |
| 62 do_test 1.5 { | |
| 63 db_hit_miss db 1 | |
| 64 } {{0 10 0} {0 4 0}} | |
| 65 | |
| 66 do_test 1.6 { | |
| 67 db_hit_miss db 0 | |
| 68 } {{0 0 0} {0 0 0}} | |
| 69 | |
| 70 do_test 1.7 { | |
| 71 set fd [db incrblob main t1 b 1] | |
| 72 fconfigure $fd -translation binary | |
| 73 set len [string length [read $fd]] | |
| 74 close $fd | |
| 75 set len | |
| 76 } 600 | |
| 77 do_test 1.8 { sqlite3_db_status db CACHE_HIT 0 } {0 2 0} | |
| 78 do_test 1.9 { sqlite3_db_status db CACHE_MISS 0 } {0 1 0} | |
| 79 | |
| 80 do_test 2.1 { db_write db } {0 0 0} | |
| 81 do_test 2.2 { | |
| 82 execsql { INSERT INTO t1 VALUES(4, randomblob(600)) } | |
| 83 db_write db | |
| 84 } {0 4 0} | |
| 85 do_test 2.3 { db_write db 1 } {0 4 0} | |
| 86 do_test 2.4 { db_write db 0 } {0 0 0} | |
| 87 do_test 2.5 { db_write db 1 } {0 0 0} | |
| 88 | |
| 89 ifcapable wal { | |
| 90 do_test 2.6 { | |
| 91 execsql { PRAGMA journal_mode = WAL } | |
| 92 db_write db 1 | |
| 93 } {0 1 0} | |
| 94 } | |
| 95 do_test 2.7 { | |
| 96 execsql { INSERT INTO t1 VALUES(5, randomblob(600)) } | |
| 97 db_write db | |
| 98 } {0 4 0} | |
| 99 do_test 2.8 { db_write db 1 } {0 4 0} | |
| 100 do_test 2.9 { db_write db 0 } {0 0 0} | |
| 101 | |
| 102 finish_test | |
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Chromium Code Reviews
Issue 2846743003:
[sql] Remove SQLite 3.10.2 reference directory. (Closed)
