Index: third_party/sqlite/sqlite-src-3070603/test/corrupt8.test |
diff --git a/third_party/sqlite/sqlite-src-3070603/test/corrupt8.test b/third_party/sqlite/sqlite-src-3070603/test/corrupt8.test |
new file mode 100644 |
index 0000000000000000000000000000000000000000..012beb562e40e15db4b6c68a31328e8d7dae8262 |
--- /dev/null |
+++ b/third_party/sqlite/sqlite-src-3070603/test/corrupt8.test |
@@ -0,0 +1,104 @@ |
+# 2008 July 9 |
+# |
+# 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 file implements regression tests for SQLite library. |
+# |
+# This file implements tests to make sure SQLite does not crash or |
+# segfault if it sees a corrupt database file. It specifically focuses |
+# on corrupt pointer map pages. |
+# |
+# $Id: corrupt8.test,v 1.2 2008/07/11 03:34:10 drh Exp $ |
+ |
+set testdir [file dirname $argv0] |
+source $testdir/tester.tcl |
+ |
+# Do not use a codec for tests in this file, as the database file is |
+# manipulated directly using tcl scripts (using the [hexio_write] command). |
+# |
+do_not_use_codec |
+ |
+# We must have the page_size pragma for these tests to work. |
+# |
+ifcapable !pager_pragmas||!autovacuum { |
+ finish_test |
+ return |
+} |
+ |
+# Create a database to work with. |
+# |
+do_test corrupt8-1.1 { |
+ execsql { |
+ PRAGMA auto_vacuum=1; |
+ PRAGMA page_size=1024; |
+ CREATE TABLE t1(x); |
+ INSERT INTO t1(x) VALUES(1); |
+ INSERT INTO t1(x) VALUES(2); |
+ INSERT INTO t1(x) SELECT x+2 FROM t1; |
+ INSERT INTO t1(x) SELECT x+4 FROM t1; |
+ INSERT INTO t1(x) SELECT x+8 FROM t1; |
+ INSERT INTO t1(x) SELECT x+16 FROM t1; |
+ INSERT INTO t1(x) SELECT x+32 FROM t1; |
+ INSERT INTO t1(x) SELECT x+64 FROM t1; |
+ INSERT INTO t1(x) SELECT x+128 FROM t1; |
+ INSERT INTO t1(x) SELECT x+256 FROM t1; |
+ CREATE TABLE t2(a,b); |
+ INSERT INTO t2 SELECT x, x*x FROM t1; |
+ } |
+ expr {[file size test.db]>1024*12} |
+} {1} |
+integrity_check corrupt8-1.2 |
+ |
+# Loop through each ptrmap entry. Corrupt the entry and make sure the |
+# corruption is detected by the integrity_check. |
+# |
+for {set i 1024} {$i<2048} {incr i 5} { |
+ set oldval [hexio_read test.db $i 1] |
+ if {$oldval==0} break |
+ hexio_write test.db $i 00 |
+ do_test corrupt8-2.$i.0 { |
+ db close |
+ sqlite3 db test.db |
+ set x [db eval {PRAGMA integrity_check}] |
+ expr {$x!="ok"} |
+ } {1} |
+ for {set k 1} {$k<=5} {incr k} { |
+ if {$k==$oldval} continue |
+ hexio_write test.db $i 0$k |
+ do_test corrupt8-2.$i.$k { |
+ db close |
+ sqlite3 db test.db |
+ set x [db eval {PRAGMA integrity_check}] |
+ expr {$x!="ok"} |
+ } {1} |
+ } |
+ hexio_write test.db $i 06 |
+ do_test corrupt8-2.$i.6 { |
+ db close |
+ sqlite3 db test.db |
+ set x [db eval {PRAGMA integrity_check}] |
+ expr {$x!="ok"} |
+ } {1} |
+ hexio_write test.db $i $oldval |
+ if {$oldval>2} { |
+ set i2 [expr {$i+1+$i%4}] |
+ set oldval [hexio_read test.db $i2 1] |
+ hexio_write test.db $i2 [format %02x [expr {($oldval+1)&0xff}]] |
+ do_test corrupt8-2.$i.7 { |
+ db close |
+ sqlite3 db test.db |
+ set x [db eval {PRAGMA integrity_check}] |
+ expr {$x!="ok"} |
+ } {1} |
+ hexio_write test.db $i2 $oldval |
+ } |
+} |
+ |
+ |
+finish_test |