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| 1 # 2013-05-23 | |
| 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 | |
| 13 set testdir [file dirname $argv0] | |
| 14 source $testdir/tester.tcl | |
| 15 ifcapable !mmap||!vtab { | |
| 16 finish_test | |
| 17 return | |
| 18 } | |
| 19 source $testdir/lock_common.tcl | |
| 20 set testprefix mmap3 | |
| 21 | |
| 22 do_test mmap3-1.0 { | |
| 23 load_static_extension db wholenumber | |
| 24 db eval { | |
| 25 PRAGMA mmap_size=100000; | |
| 26 CREATE TABLE t1(x, y); | |
| 27 CREATE VIRTUAL TABLE nums USING wholenumber; | |
| 28 INSERT INTO t1 SELECT value, randomblob(value) FROM nums | |
| 29 WHERE value BETWEEN 1 and 1000; | |
| 30 SELECT sum(x), sum(length(y)) from t1; | |
| 31 PRAGMA mmap_size; | |
| 32 } | |
| 33 } {100000 500500 500500 100000} | |
| 34 do_test mmap3-1.2 { | |
| 35 db eval { | |
| 36 PRAGMA mmap_size=50000; | |
| 37 CREATE TABLE t2(a,b); | |
| 38 SELECT name FROM sqlite_master WHERE type='table' ORDER BY 1; | |
| 39 PRAGMA quick_check; | |
| 40 PRAGMA mmap_size; | |
| 41 } | |
| 42 } {50000 nums t1 t2 ok 50000} | |
| 43 do_test mmap3-1.3 { | |
| 44 db eval { | |
| 45 PRAGMA mmap_size=250000; | |
| 46 DROP TABLE t2; | |
| 47 SELECT name FROM sqlite_master WHERE type='table' ORDER BY 1; | |
| 48 PRAGMA quick_check; | |
| 49 PRAGMA mmap_size; | |
| 50 } | |
| 51 } {250000 nums t1 ok 250000} | |
| 52 do_test mmap3-1.4 { | |
| 53 db eval {SELECT x FROM t1 WHERE +x BETWEEN 10 AND 15} { | |
| 54 db eval {PRAGMA mmap_size=150000} | |
| 55 } | |
| 56 db eval { | |
| 57 PRAGMA quick_check; | |
| 58 PRAGMA mmap_size; | |
| 59 } | |
| 60 } {ok 250000} | |
| 61 do_test mmap3-1.5 { | |
| 62 db eval {SELECT x FROM t1 WHERE +x BETWEEN 10 AND 15} { | |
| 63 db eval {PRAGMA mmap_size=0} | |
| 64 } | |
| 65 db eval { | |
| 66 PRAGMA quick_check; | |
| 67 PRAGMA mmap_size; | |
| 68 } | |
| 69 } {ok 250000} | |
| 70 do_test mmap3-1.6 { | |
| 71 db eval {SELECT x FROM t1 WHERE +x BETWEEN 10 AND 15} { | |
| 72 set x [db one {PRAGMA mmap_size}] | |
| 73 } | |
| 74 set x [concat $x [db eval { | |
| 75 PRAGMA quick_check; | |
| 76 PRAGMA mmap_size; | |
| 77 }]] | |
| 78 } {250000 ok 250000} | |
| 79 do_test mmap3-1.7 { | |
| 80 db eval { | |
| 81 PRAGMA mmap_size(0); | |
| 82 CREATE TABLE t3(a,b,c); | |
| 83 SELECT name FROM sqlite_master WHERE type='table' ORDER BY 1; | |
| 84 PRAGMA quick_check; | |
| 85 PRAGMA mmap_size; | |
| 86 } | |
| 87 } {0 nums t1 t3 ok 0} | |
| 88 do_test mmap3-1.8 { | |
| 89 db eval {SELECT x FROM t1 WHERE +x BETWEEN 10 AND 15} { | |
| 90 db eval {PRAGMA mmap_size=75000} | |
| 91 } | |
| 92 db eval { | |
| 93 PRAGMA quick_check; | |
| 94 PRAGMA mmap_size; | |
| 95 } | |
| 96 } {ok 75000} | |
| 97 | |
| 98 finish_test | |
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