Index: third_party/sqlite/sqlite-src-3080704/test/thread002.test |
diff --git a/third_party/sqlite/sqlite-src-3080704/test/thread002.test b/third_party/sqlite/sqlite-src-3080704/test/thread002.test |
new file mode 100644 |
index 0000000000000000000000000000000000000000..b39c9ae7cd2617705298df8c02420957bf419675 |
--- /dev/null |
+++ b/third_party/sqlite/sqlite-src-3080704/test/thread002.test |
@@ -0,0 +1,105 @@ |
+# 2007 September 10 |
+# |
+# The author disclaims copyright to this source code. In place of |
+# a legal notice, here is a blessing: |
+# |
+# May you do good and not evil. |
+# May you find forgiveness for yourself and forgive others. |
+# May you share freely, never taking more than you give. |
+# |
+#*********************************************************************** |
+# |
+# This test attempts to deadlock SQLite in shared-cache mode. |
+# |
+# |
+# $Id: thread002.test,v 1.9 2009/03/26 14:48:07 danielk1977 Exp $ |
+ |
+set testdir [file dirname $argv0] |
+ |
+set do_not_use_codec 1 |
+source $testdir/tester.tcl |
+if {[run_thread_tests]==0} { finish_test ; return } |
+ |
+ |
+db close |
+set ::enable_shared_cache [sqlite3_enable_shared_cache 1] |
+ |
+set ::NTHREAD 10 |
+ |
+do_test thread002.1 { |
+ # Create 3 databases with identical schemas: |
+ for {set ii 0} {$ii < 3} {incr ii} { |
+ forcedelete test${ii}.db |
+ sqlite3 db test${ii}.db |
+ execsql { |
+ CREATE TABLE t1(k, v); |
+ CREATE INDEX t1_i ON t1(v); |
+ INSERT INTO t1(v) VALUES(1.0); |
+ } |
+ db close |
+ } |
+} {} |
+ |
+set thread_program { |
+ set ::DB [sqlite3_open test.db] |
+ for {set ii 1} {$ii <= 3} {incr ii} { |
+ set T [lindex $order [expr $ii-1]] |
+ execsql "ATTACH 'test${T}.db' AS aux${ii}" |
+ } |
+ |
+ for {set ii 0} {$ii < 100} {incr ii} { |
+ execsql { SELECT * FROM aux1.t1 } |
+ execsql { INSERT INTO aux1.t1(v) SELECT sum(v) FROM aux2.t1 } |
+ |
+ execsql { SELECT * FROM aux2.t1 } |
+ execsql { INSERT INTO aux2.t1(v) SELECT sum(v) FROM aux3.t1 } |
+ |
+ execsql { SELECT * FROM aux3.t1 } |
+ execsql { INSERT INTO aux3.t1(v) SELECT sum(v) FROM aux1.t1 } |
+ |
+ execsql { CREATE TABLE IF NOT EXISTS aux1.t2(a,b) } |
+ execsql { DROP TABLE IF EXISTS aux1.t2 } |
+ |
+ # if {($ii%10)==0} {puts -nonewline . ; flush stdout} |
+ puts -nonewline . ; flush stdout |
+ } |
+ |
+ sqlite3_close $::DB |
+ list OK |
+} |
+ |
+set order_list [list {0 1 2} {0 2 1} {1 0 2} {1 2 0} {2 0 1} {2 1 0}] |
+ |
+array unset finished |
+for {set ii 0} {$ii < $::NTHREAD} {incr ii} { |
+ set order [lindex $order_list [expr $ii%6]] |
+ thread_spawn finished($ii) $thread_procs "set order {$order}" $thread_program |
+} |
+ |
+# Wait for all threads to finish, then check they all returned "OK". |
+# |
+for {set i 0} {$i < $::NTHREAD} {incr i} { |
+ if {![info exists finished($i)]} { |
+ vwait finished($i) |
+ } |
+ do_test thread002.2.$i { |
+ set ::finished($i) |
+ } OK |
+} |
+ |
+# Check all three databases are Ok. |
+for {set ii 0} {$ii < 3} {incr ii} { |
+ do_test thread002.3.$ii { |
+ sqlite3 db test${ii}.db |
+ set res [list \ |
+ [execsql {SELECT count(*) FROM t1}] \ |
+ [execsql {PRAGMA integrity_check}] \ |
+ ] |
+ db close |
+ set res |
+ } [list [expr 1 + $::NTHREAD*100] ok] |
+} |
+ |
+sqlite3_enable_shared_cache $::enable_shared_cache |
+set sqlite_open_file_count 0 |
+finish_test |