| OLD | NEW |
| (Empty) |
| 1 # 2006 January 09 | |
| 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 testing the server mode of SQLite. | |
| 13 # | |
| 14 # This file is derived from thread1.test | |
| 15 # | |
| 16 # $Id: server1.test,v 1.5 2007/08/29 18:20:17 drh Exp $ | |
| 17 | |
| 18 | |
| 19 set testdir [file dirname $argv0] | |
| 20 source $testdir/tester.tcl | |
| 21 | |
| 22 # Skip this whole file if the server testing code is not enabled | |
| 23 # | |
| 24 if {[llength [info command client_step]]==0 || [sqlite3 -has-codec]} { | |
| 25 finish_test | |
| 26 return | |
| 27 } | |
| 28 | |
| 29 # The sample server implementation does not work right when memory | |
| 30 # management is enabled. | |
| 31 # | |
| 32 ifcapable memorymanage { | |
| 33 finish_test | |
| 34 return | |
| 35 } | |
| 36 | |
| 37 # Create some data to work with | |
| 38 # | |
| 39 do_test server1-1.1 { | |
| 40 execsql { | |
| 41 CREATE TABLE t1(a,b); | |
| 42 INSERT INTO t1 VALUES(1,'abcdefgh'); | |
| 43 INSERT INTO t1 SELECT a+1, b||b FROM t1; | |
| 44 INSERT INTO t1 SELECT a+2, b||b FROM t1; | |
| 45 INSERT INTO t1 SELECT a+4, b||b FROM t1; | |
| 46 SELECT count(*), max(length(b)) FROM t1; | |
| 47 } | |
| 48 } {8 64} | |
| 49 | |
| 50 # Interleave two threads on read access. Then make sure a third | |
| 51 # thread can write the database. In other words: | |
| 52 # | |
| 53 # read-lock A | |
| 54 # read-lock B | |
| 55 # unlock A | |
| 56 # unlock B | |
| 57 # write-lock C | |
| 58 # | |
| 59 do_test server1-1.2 { | |
| 60 client_create A test.db | |
| 61 client_create B test.db | |
| 62 client_create C test.db | |
| 63 client_compile A {SELECT a FROM t1} | |
| 64 client_step A | |
| 65 client_result A | |
| 66 } SQLITE_ROW | |
| 67 do_test server1-1.3 { | |
| 68 client_argc A | |
| 69 } 1 | |
| 70 do_test server1-1.4 { | |
| 71 client_argv A 0 | |
| 72 } 1 | |
| 73 do_test server1-1.5 { | |
| 74 client_compile B {SELECT b FROM t1} | |
| 75 client_step B | |
| 76 client_result B | |
| 77 } SQLITE_ROW | |
| 78 do_test server1-1.6 { | |
| 79 client_argc B | |
| 80 } 1 | |
| 81 do_test server1-1.7 { | |
| 82 client_argv B 0 | |
| 83 } abcdefgh | |
| 84 do_test server1-1.8 { | |
| 85 client_finalize A | |
| 86 client_result A | |
| 87 } SQLITE_OK | |
| 88 do_test server1-1.9 { | |
| 89 client_finalize B | |
| 90 client_result B | |
| 91 } SQLITE_OK | |
| 92 do_test server1-1.10 { | |
| 93 client_compile C {CREATE TABLE t2(x,y)} | |
| 94 client_step C | |
| 95 client_result C | |
| 96 } SQLITE_DONE | |
| 97 do_test server1-1.11 { | |
| 98 client_finalize C | |
| 99 client_result C | |
| 100 } SQLITE_OK | |
| 101 do_test server1-1.12 { | |
| 102 catchsql {SELECT name FROM sqlite_master} | |
| 103 execsql {SELECT name FROM sqlite_master} | |
| 104 } {t1 t2} | |
| 105 | |
| 106 | |
| 107 # Read from table t1. Do not finalize the statement. This | |
| 108 # will leave the lock pending. | |
| 109 # | |
| 110 do_test server1-2.1 { | |
| 111 client_halt * | |
| 112 client_create A test.db | |
| 113 client_compile A {SELECT a FROM t1} | |
| 114 client_step A | |
| 115 client_result A | |
| 116 } SQLITE_ROW | |
| 117 | |
| 118 # Read from the same table from another thread. This is allows. | |
| 119 # | |
| 120 do_test server1-2.2 { | |
| 121 client_create B test.db | |
| 122 client_compile B {SELECT b FROM t1} | |
| 123 client_step B | |
| 124 client_result B | |
| 125 } SQLITE_ROW | |
| 126 | |
| 127 # Write to a different table from another thread. This is allowed | |
| 128 # because in server mode with a shared cache we have table-level locking. | |
| 129 # | |
| 130 do_test server1-2.3 { | |
| 131 client_create C test.db | |
| 132 client_compile C {INSERT INTO t2 VALUES(98,99)} | |
| 133 client_step C | |
| 134 client_result C | |
| 135 client_finalize C | |
| 136 client_result C | |
| 137 } SQLITE_OK | |
| 138 | |
| 139 # But we cannot insert into table t1 because threads A and B have it locked. | |
| 140 # | |
| 141 do_test server1-2.4 { | |
| 142 client_compile C {INSERT INTO t1 VALUES(98,99)} | |
| 143 client_step C | |
| 144 client_result C | |
| 145 client_finalize C | |
| 146 client_result C | |
| 147 } SQLITE_LOCKED | |
| 148 do_test server1-2.5 { | |
| 149 client_finalize B | |
| 150 client_wait B | |
| 151 client_compile C {INSERT INTO t1 VALUES(98,99)} | |
| 152 client_step C | |
| 153 client_result C | |
| 154 client_finalize C | |
| 155 client_result C | |
| 156 } SQLITE_LOCKED | |
| 157 | |
| 158 # Insert into t1 is successful after finishing the other two threads. | |
| 159 do_test server1-2.6 { | |
| 160 client_finalize A | |
| 161 client_wait A | |
| 162 client_compile C {INSERT INTO t1 VALUES(98,99)} | |
| 163 client_step C | |
| 164 client_result C | |
| 165 client_finalize C | |
| 166 client_result C | |
| 167 } SQLITE_OK | |
| 168 | |
| 169 client_halt * | |
| 170 sqlite3_enable_shared_cache 0 | |
| 171 finish_test | |
| OLD | NEW |