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| 1 # 2008 July 7 | |
| 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 # Test scripts for deliberate failures of mutex routines. | |
| 13 # | |
| 14 # $Id: mutex2.test,v 1.9 2008/10/07 15:25:49 drh Exp $ | |
| 15 | |
| 16 set testdir [file dirname $argv0] | |
| 17 source $testdir/tester.tcl | |
| 18 ifcapable !mutex { | |
| 19 finish_test | |
| 20 return | |
| 21 } | |
| 22 | |
| 23 # deinitialize | |
| 24 # | |
| 25 catch {db close} | |
| 26 sqlite3_reset_auto_extension | |
| 27 sqlite3_shutdown | |
| 28 install_mutex_counters 1 | |
| 29 | |
| 30 # Fix the mutex subsystem so that it will not initialize. In other words, | |
| 31 # make it so that sqlite3_initialize() always fails. | |
| 32 # | |
| 33 do_test mutex2-1.1 { | |
| 34 set ::disable_mutex_init 10 | |
| 35 sqlite3_initialize | |
| 36 } {SQLITE_IOERR} | |
| 37 do_test mutex2-1.1 { | |
| 38 set ::disable_mutex_init 7 | |
| 39 sqlite3_initialize | |
| 40 } {SQLITE_NOMEM} | |
| 41 | |
| 42 proc utf16 {str} { | |
| 43 set r [encoding convertto unicode $str] | |
| 44 append r "\x00\x00" | |
| 45 return $r | |
| 46 } | |
| 47 | |
| 48 # Now that sqlite3_initialize() is failing, try to run various APIs that | |
| 49 # require that SQLite be initialized. Verify that they fail. | |
| 50 # | |
| 51 do_test mutex2-2.1 { | |
| 52 set ::disable_mutex_init 7 | |
| 53 set rc [catch {sqlite db test.db} msg] | |
| 54 lappend rc $msg | |
| 55 } {1 {}} | |
| 56 ifcapable utf16 { | |
| 57 do_test mutex2-2.2 { | |
| 58 set db2 [sqlite3_open16 [utf16 test.db] {}] | |
| 59 } {0} | |
| 60 do_test mutex2-2.3 { | |
| 61 sqlite3_complete16 [utf16 {SELECT * FROM t1;}] | |
| 62 } {7} | |
| 63 } | |
| 64 do_test mutex2-2.4 { | |
| 65 sqlite3_mprintf_int {This is a test %d,%d,%d} 1 2 3 | |
| 66 } {} | |
| 67 ifcapable load_ext { | |
| 68 do_test mutex2-2.5 { | |
| 69 sqlite3_auto_extension_sqr | |
| 70 } {7} | |
| 71 } | |
| 72 do_test mutex2-2.6 { | |
| 73 sqlite3_reset_auto_extension | |
| 74 } {} | |
| 75 do_test mutex2-2.7 { | |
| 76 sqlite3_malloc 10000 | |
| 77 } {0} | |
| 78 do_test mutex2-2.8 { | |
| 79 sqlite3_realloc 0 10000 | |
| 80 } {0} | |
| 81 ifcapable threadsafe { | |
| 82 do_test mutex2-2.9 { | |
| 83 alloc_dealloc_mutex | |
| 84 } {0} | |
| 85 } | |
| 86 do_test mutex2-2.10 { | |
| 87 vfs_initfail_test | |
| 88 } {} | |
| 89 | |
| 90 # Restore the system to a functional state | |
| 91 # | |
| 92 install_mutex_counters 0 | |
| 93 set disable_mutex_init 0 | |
| 94 autoinstall_test_functions | |
| 95 | |
| 96 # Mutex allocation works now. | |
| 97 # | |
| 98 | |
| 99 do_test mutex2-3.1 { | |
| 100 set ptr [alloc_dealloc_mutex] | |
| 101 expr {$ptr!=0} | |
| 102 } {1} | |
| 103 | |
| 104 | |
| 105 finish_test | |
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