Import SQLite 3.7.6.3.

third_party/sqlite/src/test/corruptE.test

+# 2010 February 18
+#
+# 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 specifcally
+# focuses on rowid order corruption.
+#
+# $Id: corruptE.test,v 1.14 2009/07/11 06:55:34 danielk1977 Exp $
+
+catch {file delete -force test.db test.db-journal test.bu}
+
+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
+
+# Do not run the tests in this file if ENABLE_OVERSIZE_CELL_CHECK is on.
+#
+ifcapable oversize_cell_check {
+  finish_test
+  return
+}
+
+# Construct a compact, dense database for testing.
+#
+do_test corruptE-1.1 {
+  execsql {
+    PRAGMA auto_vacuum = 0;
+    PRAGMA legacy_file_format=1;
+    BEGIN;
+    CREATE TABLE t1(x,y);
+    INSERT INTO t1 VALUES(1,1);
+    INSERT OR IGNORE INTO t1 SELECT x*2,y FROM t1;
+    INSERT OR IGNORE INTO t1 SELECT x*3,y FROM t1;
+    INSERT OR IGNORE INTO t1 SELECT x*5,y FROM t1;
+    INSERT OR IGNORE INTO t1 SELECT x*7,y FROM t1;
+    INSERT OR IGNORE INTO t1 SELECT x*11,y FROM t1;
+    INSERT OR IGNORE INTO t1 SELECT x*13,y FROM t1;
+    INSERT OR IGNORE INTO t1 SELECT x*17,y FROM t1;
+    INSERT OR IGNORE INTO t1 SELECT x*19,y FROM t1;
+    CREATE INDEX t1i1 ON t1(x);
+    CREATE TABLE t2 AS SELECT x,2 as y FROM t1 WHERE rowid%5!=0;
+    COMMIT;
+  }
+} {}
+
+ifcapable {integrityck} {
+  integrity_check corruptE-1.2
+}
+
+# Copy file $from into $to
+#
+proc copy_file {from to} {
+  file copy -force $from $to
+}
+
+# Setup for the tests.  Make a backup copy of the good database in test.bu.
+#
+db close
+copy_file test.db test.bu
+sqlite3 db test.db
+set fsize [file size test.db]
+
+
+do_test corruptE-2.1 {
+  db close
+  copy_file test.bu test.db
+
+  # insert corrupt byte(s)
+  hexio_write test.db 2041 [format %02x 0x2e]
+
+  sqlite3 db test.db
+
+  set res [ catchsql {PRAGMA integrity_check} ]
+  set ans [lindex $res 1]
+
+  list [regexp {out of order.*previous was} $ans] \
+       [regexp {out of order.*max larger than parent max} $ans]
+} {1 1}
+
+do_test corruptE-2.2 {
+  db close
+  copy_file test.bu test.db
+
+  # insert corrupt byte(s)
+  hexio_write test.db 2047 [format %02x 0x84]
+
+  sqlite3 db test.db
+
+  set res [ catchsql {PRAGMA integrity_check} ]
+  set ans [lindex $res 1]
+
+  list [regexp {out of order.*previous was} $ans] \
+       [regexp {out of order.*min less than parent min} $ans]
+} {1 1}
+
+do_test corruptE-2.3 {
+  db close
+  copy_file test.bu test.db
+
+  # insert corrupt byte(s)
+  hexio_write test.db 7420 [format %02x 0xa8]
+  hexio_write test.db 10459 [format %02x 0x8d]
+
+  sqlite3 db test.db
+
+  set res [ catchsql {PRAGMA integrity_check} ]
+  set ans [lindex $res 1]
+
+  list [regexp {out of order.*max larger than parent min} $ans]
+} {1}
+
+do_test corruptE-2.4 {
+  db close
+  copy_file test.bu test.db
+
+  # insert corrupt byte(s)
+  hexio_write test.db 10233 [format %02x 0xd0]
+
+  sqlite3 db test.db
+
+  set res [ catchsql {PRAGMA integrity_check} ]
+  set ans [lindex $res 1]
+
+  list [regexp {out of order.*min less than parent max} $ans]
+} {1}
+
+
+set tests [list {10233 0xd0} \
+                {941 0x42} \
+                {1028 0x53} \
+                {2041 0xd0} \
+                {2042 0x1f} \
+                {2047 0xaa} \
+                {2263 0x29} \
+                {2274 0x75} \
+                {3267 0xf2} \
+                {4104 0x2c} \
+                {5113 0x36} \
+                {10233 0x84} \
+                {10234 0x74} \
+                {10239 0x41} \
+                {10453 0x11} \
+                {11273 0x28} \
+                {11455 0x11} \
+                {11461 0xe6} \
+                {12281 0x99} \
+                {12296 0x9e} \
+                {12297 0xd7} \
+                {13303 0x53} ]
+
+set tc 1
+foreach test $tests {
+  do_test corruptE-3.$tc {
+    db close
+    copy_file test.bu test.db
+
+    # insert corrupt byte(s)
+    hexio_write test.db [lindex $test 0] [format %02x [lindex $test 1]]
+
+    sqlite3 db test.db
+
+    set res [ catchsql {PRAGMA integrity_check} ]
+    set ans [lindex $res 1]
+
+    list [regexp {out of order} $ans]
+  } {1}
+  incr tc 1
+}
+
+finish_test