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Overview
Comment:Update test cases in corruptI.test so that they work with both SQLITE_ENABLE_OVERSIZE_CELL_CHECK and SQLITE_DEFAULT_AUTOVACUUM builds.
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SHA1: 22a14663782312fa7f4f18545509ef4b27e9b8c1
User & Date: dan 2015-05-26 14:57:45.716
Context
2015-05-26
16:12
Fix another bug in the in-memory VFS for fuzzcheck. (check-in: 16878a314b user: drh tags: trunk)
14:57
Update test cases in corruptI.test so that they work with both SQLITE_ENABLE_OVERSIZE_CELL_CHECK and SQLITE_DEFAULT_AUTOVACUUM builds. (check-in: 22a1466378 user: dan tags: trunk)
12:18
Return SQLITE_CORRUPT to the user if an attempt is made to add database page 1 to the free page list. (check-in: 68876003f9 user: dan tags: trunk)
Changes
Unified Diff Show Whitespace Changes Patch
Changes to test/corruptI.test.
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  INSERT INTO t1 VALUES(-1, 'abcdefghij');
  INSERT INTO t1 VALUES(0, 'abcdefghij');
}

set root [db one {SELECT rootpage FROM sqlite_master}]
set offset [expr ($root-1) * 65536]






do_test 4.1 {
  db close
  hexio_write test.db [expr $offset + 8 + 2] 0000
  hexio_write test.db [expr $offset + 5] 0000
  sqlite3 db test.db
  execsql { DELETE FROM t1 WHERE a=0 }
} {}


#-------------------------------------------------------------------------
# Database properties:
#
#   * Incremental vacuum mode.
#   * Database root table has a single leaf page.








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  INSERT INTO t1 VALUES(-1, 'abcdefghij');
  INSERT INTO t1 VALUES(0, 'abcdefghij');
}

set root [db one {SELECT rootpage FROM sqlite_master}]
set offset [expr ($root-1) * 65536]

ifcapable oversize_cell_check {
  set res {1 {database disk image is malformed}}
} else {
  set res {0 {}}
}
do_test 4.1 {
  db close
  hexio_write test.db [expr $offset + 8 + 2] 0000
  hexio_write test.db [expr $offset + 5] 0000
  sqlite3 db test.db
  catchsql { DELETE FROM t1 WHERE a=0 }
} $res


#-------------------------------------------------------------------------
# Database properties:
#
#   * Incremental vacuum mode.
#   * Database root table has a single leaf page.
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# Set the payload size of a cell to just less than 2^32 bytes (not
# possible in an uncorrupted db). Then try to delete the cell. At one
# point this led to an integer overflow that caused an assert() to fail.
#
reset_db
do_execsql_test 6.0 {
  PRAGMA page_size = 512;

  CREATE TABLE t1(x);
  INSERT INTO t1 VALUES(zeroblob(300));
  INSERT INTO t1 VALUES(zeroblob(600));
} {}
do_test 6.1 {
  db close
  hexio_write test.db 616 EAFFFFFF0202
  sqlite3 db test.db
  breakpoint
  execsql { DELETE FROM t1 WHERE rowid=2 }
} {}

#-------------------------------------------------------------------------
# See what happens if the sqlite_master entry associated with a PRIMARY
# KEY or UNIQUE index is removed. 
#
reset_db
do_execsql_test 7.0 {

  CREATE TABLE t1(x PRIMARY KEY, y);
  INSERT INTO t1 VALUES('a', 'A');
  INSERT INTO t1 VALUES('b', 'A');
  INSERT INTO t1 VALUES('c', 'A');
  SELECT name FROM sqlite_master;
} {t1 sqlite_autoindex_t1_1}
do_execsql_test 7.1 {








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# Set the payload size of a cell to just less than 2^32 bytes (not
# possible in an uncorrupted db). Then try to delete the cell. At one
# point this led to an integer overflow that caused an assert() to fail.
#
reset_db
do_execsql_test 6.0 {
  PRAGMA page_size = 512;
  PRAGMA auto_vacuum=0;
  CREATE TABLE t1(x);
  INSERT INTO t1 VALUES(zeroblob(300));
  INSERT INTO t1 VALUES(zeroblob(600));
} {}
do_test 6.1 {
  db close
  hexio_write test.db 616 EAFFFFFF0202
  sqlite3 db test.db
  breakpoint
  execsql { DELETE FROM t1 WHERE rowid=2 }
} {}

#-------------------------------------------------------------------------
# See what happens if the sqlite_master entry associated with a PRIMARY
# KEY or UNIQUE index is removed. 
#
reset_db
do_execsql_test 7.0 {
  PRAGMA auto_vacuum=0;
  CREATE TABLE t1(x PRIMARY KEY, y);
  INSERT INTO t1 VALUES('a', 'A');
  INSERT INTO t1 VALUES('b', 'A');
  INSERT INTO t1 VALUES('c', 'A');
  SELECT name FROM sqlite_master;
} {t1 sqlite_autoindex_t1_1}
do_execsql_test 7.1 {
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} {1 {database disk image is malformed}}

#-------------------------------------------------------------------------
# At one point an assert() would fail if attempt was made to free page 1.
#
reset_db
do_execsql_test 8.0 {

  CREATE TABLE t1(x);
  INSERT INTO t1 VALUES(zeroblob(300));
  INSERT INTO t1 VALUES(zeroblob(300));
  INSERT INTO t1 VALUES(zeroblob(300));
  INSERT INTO t1 VALUES(zeroblob(300));
} {}









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} {1 {database disk image is malformed}}

#-------------------------------------------------------------------------
# At one point an assert() would fail if attempt was made to free page 1.
#
reset_db
do_execsql_test 8.0 {
  PRAGMA auto_vacuum=0;
  CREATE TABLE t1(x);
  INSERT INTO t1 VALUES(zeroblob(300));
  INSERT INTO t1 VALUES(zeroblob(300));
  INSERT INTO t1 VALUES(zeroblob(300));
  INSERT INTO t1 VALUES(zeroblob(300));
} {}
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