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Overview
Comment: | Update test case for ticket [996d13cd87] to run with and without connection pooling enabled. |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA1: |
ead1f27df0c18866084608f1afc92e74 |
User & Date: | mistachkin 2012-05-03 17:46:01.103 |
Context
2012-05-03
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19:21 | Check each weak reference object from the queue prior to attempting to fetch its target. check-in: 2a6ee97694 user: mistachkin tags: trunk | |
17:46 | Update test case for ticket [996d13cd87] to run with and without connection pooling enabled. check-in: ead1f27df0 user: mistachkin tags: trunk | |
17:15 | Obtain a lock on the connection handle prior to finalizing a statement and/or finishing a backup object. check-in: fbf498a216 user: mistachkin tags: trunk | |
Changes
Changes to Tests/tkt-996d13cd87.eagle.
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16 17 18 19 20 21 22 | ############################################################################### package require System.Data.SQLite.Test runSQLiteTestPrologue ############################################################################### | > > | > > | > > > > > > | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | > > | | > > | | | | | | | | | | > | > > > | 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 | ############################################################################### package require System.Data.SQLite.Test runSQLiteTestPrologue ############################################################################### for {set i 1} {$i < 3} {incr i} { set pooling [expr {$i == 2 ? True : False}] runTest {test [appendArgs tkt-996d13cd87-1. $i] {SQLiteConnection stress} \ -setup { set fileName [appendArgs tkt-996d13cd87-1. $i .db] object invoke -flags +NonPublic \ System.Data.SQLite.SQLiteConnectionPool _poolOpened 0 object invoke -flags +NonPublic \ System.Data.SQLite.SQLiteConnectionPool _poolClosed 0 } -body { set id [object invoke Interpreter.GetActive NextId] set dataSource [file join [getDatabaseDirectory] $fileName] set sql { \ CREATE TABLE t1(x TEXT); \ INSERT INTO t1 (x) VALUES(RANDOMBLOB(1000)); \ } unset -nocomplain results errors set code [compileCSharpWith [subst { using System; using System.Data.SQLite; using System.Diagnostics; using System.Threading; namespace _Dynamic${id} { public static class Test${id} { public static int Main() { // // NOTE: This is the total number of exceptions caught by all the // test threads. // int errors = 0; // // NOTE: This is the total number of test threads to create. // int count = 100; // // NOTE: This is the total number of times we should force a full // garbage collection. // int gcCount = 2; // // NOTE: Create a random number generator suitable for waiting a // random number of milliseconds between each attempt to // cause the race condition on a given thread. // Random random = new Random(); // // NOTE: Create the event that will be used to synchronize all the // created threads so that they start doing their actual test // "work" at approximately the same time. // using (ManualResetEvent goEvent = new ManualResetEvent(false)) { // // NOTE: Create a (reusable) delegate that will contain the code // that half the created threads are to execute. This code // will repeatedly create, open, and close a single database // connection with (or without) pooling enabled. // ThreadStart threadStart1 = delegate() { try { // // NOTE: Wait forever for the "GO" signal so that all threads // can start working at approximately the same time. // goEvent.WaitOne(); // // NOTE: Repeatedly try to create, open, and close a pooled // database connection and then wait a random number of // milliseconds before doing it again. // Thread.Sleep(random.Next(0, 500)); SQLiteConnection connection = new SQLiteConnection( "Data Source=${dataSource};Pooling=${pooling};"); connection.Open(); using (SQLiteCommand command = new SQLiteCommand("${sql}", connection)) { command.ExecuteNonQuery(); } connection.Close(); connection = null; } catch (Exception e) { Interlocked.Increment(ref errors); Trace.WriteLine(e); } }; // // NOTE: Create a (reusable) delegate that will contain the code // that half the created threads are to execute. This code // will repeatedly force a full garbage collection. // ThreadStart threadStart2 = delegate() { try { // // NOTE: Wait forever for the "GO" signal so that all threads // can start working at approximately the same time. // goEvent.WaitOne(); // // NOTE: Wait a random number of milliseconds before forcing // a full garbage collection. // for (int index = 0; index < gcCount; index++) { Thread.Sleep(random.Next(0, 1000)); GC.GetTotalMemory(true); } } catch (Exception e) { Interlocked.Increment(ref errors); Trace.WriteLine(e); } }; // // NOTE: Create the array of thread objects. // Thread\[\] thread = new Thread\[count\]; // // NOTE: Create each of the test threads with a suitable stack // size. We must specify a stack size here because the // default one for the process would be the same as the // parent executable (the Eagle shell), which is 16MB, // too large to be useful. // for (int index = 0; index < count; index++) { // // NOTE: Figure out what kind of thread to create (i.e. one // that uses a connection or one that calls the GC). // ThreadStart threadStart; if (index == 0) threadStart = threadStart2; else threadStart = threadStart1; thread\[index\] = new Thread(threadStart, 1048576); // // NOTE: Name each thread for a better debugging experience. // thread\[index\].Name = String.Format( "[file rootname ${fileName}] #{0}", index); } // // NOTE: Start all the threads now. They should not actually do // any of the test "work" until we signal the event. // for (int index = 0; index < count; index++) thread\[index\].Start(); // // NOTE: Send the signal that all threads should start doing // their test "work" now. // goEvent.Set(); /* GO */ // // NOTE: Wait forever for each thread to finish its test "work" // and then die. // for (int index = 0; index < count; index++) thread\[index\].Join(); } // // NOTE: Return the total number of exceptions caught by the test // threads. // return errors; } } } }] true true true results errors System.Data.SQLite.dll] list $code $results \ [expr {[info exists errors] ? $errors : ""}] \ [expr {$code eq "Ok" ? [catch { object invoke _Dynamic${id}.Test${id} Main } result] : [set result ""]}] $result \ [expr {$pooling ? [object invoke -flags +NonPublic \ System.Data.SQLite.SQLiteConnectionPool _poolOpened] > 0 : \ [object invoke -flags +NonPublic \ System.Data.SQLite.SQLiteConnectionPool _poolOpened] == 0}] \ [expr {$pooling ? [object invoke -flags +NonPublic \ System.Data.SQLite.SQLiteConnectionPool _poolClosed] > 0 : \ [object invoke -flags +NonPublic \ System.Data.SQLite.SQLiteConnectionPool _poolClosed] == 0}] } -cleanup { object invoke System.Data.SQLite.SQLiteConnection ClearAllPools object invoke GC GetTotalMemory true cleanupDb $fileName unset -nocomplain result results errors code sql dataSource id db fileName } -constraints {eagle monoBug28 command.sql compile.DATA\ SQLite System.Data.SQLite} -match regexp -result {^Ok\ System#CodeDom#Compiler#CompilerResults#\d+ \{\} 0 \d+ True True$}} } ############################################################################### unset -nocomplain pooling i ############################################################################### runSQLiteTestEpilogue runTestEpilogue |