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| 1 # 2006 January 14 | |
| 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 # This file implements regression tests for SQLite library. The | |
| 12 # focus of this script is multithreading behavior | |
| 13 # | |
| 14 # $Id: thread2.test,v 1.3 2008/10/07 15:25:49 drh Exp $ | |
| 15 | |
| 16 | |
| 17 set testdir [file dirname $argv0] | |
| 18 source $testdir/tester.tcl | |
| 19 | |
| 20 if {[run_thread_tests]==0} { finish_test ; return } | |
| 21 | |
| 22 # Skip this whole file if the thread testing code is not enabled | |
| 23 # | |
| 24 if {[llength [info command thread_step]]==0 || [sqlite3 -has-codec]} { | |
| 25 finish_test | |
| 26 return | |
| 27 } | |
| 28 | |
| 29 # Create some data to work with | |
| 30 # | |
| 31 do_test thread1-1.1 { | |
| 32 execsql { | |
| 33 CREATE TABLE t1(a,b); | |
| 34 INSERT INTO t1 VALUES(1,'abcdefgh'); | |
| 35 INSERT INTO t1 SELECT a+1, b||b FROM t1; | |
| 36 INSERT INTO t1 SELECT a+2, b||b FROM t1; | |
| 37 INSERT INTO t1 SELECT a+4, b||b FROM t1; | |
| 38 SELECT count(*), max(length(b)) FROM t1; | |
| 39 } | |
| 40 } {8 64} | |
| 41 | |
| 42 # Use the thread_swap command to move the database connections between | |
| 43 # threads, then verify that they still work. | |
| 44 # | |
| 45 do_test thread2-1.2 { | |
| 46 db close | |
| 47 thread_create A test.db | |
| 48 thread_create B test.db | |
| 49 thread_swap A B | |
| 50 thread_compile A {SELECT a FROM t1 LIMIT 1} | |
| 51 thread_result A | |
| 52 } {SQLITE_OK} | |
| 53 do_test thread2-1.3 { | |
| 54 thread_step A | |
| 55 thread_result A | |
| 56 } {SQLITE_ROW} | |
| 57 do_test thread2-1.4 { | |
| 58 thread_argv A 0 | |
| 59 } {1} | |
| 60 do_test thread2-1.5 { | |
| 61 thread_finalize A | |
| 62 thread_result A | |
| 63 } {SQLITE_OK} | |
| 64 do_test thread2-1.6 { | |
| 65 thread_compile B {SELECT a FROM t1 LIMIT 1} | |
| 66 thread_result B | |
| 67 } {SQLITE_OK} | |
| 68 do_test thread2-1.7 { | |
| 69 thread_step B | |
| 70 thread_result B | |
| 71 } {SQLITE_ROW} | |
| 72 do_test thread2-1.8 { | |
| 73 thread_argv B 0 | |
| 74 } {1} | |
| 75 do_test thread2-1.9 { | |
| 76 thread_finalize B | |
| 77 thread_result B | |
| 78 } {SQLITE_OK} | |
| 79 | |
| 80 # Swap them again. | |
| 81 # | |
| 82 do_test thread2-2.2 { | |
| 83 thread_swap A B | |
| 84 thread_compile A {SELECT a FROM t1 LIMIT 1} | |
| 85 thread_result A | |
| 86 } {SQLITE_OK} | |
| 87 do_test thread2-2.3 { | |
| 88 thread_step A | |
| 89 thread_result A | |
| 90 } {SQLITE_ROW} | |
| 91 do_test thread2-2.4 { | |
| 92 thread_argv A 0 | |
| 93 } {1} | |
| 94 do_test thread2-2.5 { | |
| 95 thread_finalize A | |
| 96 thread_result A | |
| 97 } {SQLITE_OK} | |
| 98 do_test thread2-2.6 { | |
| 99 thread_compile B {SELECT a FROM t1 LIMIT 1} | |
| 100 thread_result B | |
| 101 } {SQLITE_OK} | |
| 102 do_test thread2-2.7 { | |
| 103 thread_step B | |
| 104 thread_result B | |
| 105 } {SQLITE_ROW} | |
| 106 do_test thread2-2.8 { | |
| 107 thread_argv B 0 | |
| 108 } {1} | |
| 109 do_test thread2-2.9 { | |
| 110 thread_finalize B | |
| 111 thread_result B | |
| 112 } {SQLITE_OK} | |
| 113 thread_halt A | |
| 114 thread_halt B | |
| 115 | |
| 116 # Also important to halt the worker threads, which are using spin | |
| 117 # locks and eating away CPU cycles. | |
| 118 # | |
| 119 thread_halt * | |
| 120 finish_test | |
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Chromium Code Reviews
Issue 2846743003:
[sql] Remove SQLite 3.10.2 reference directory. (Closed)
