133 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			133 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
| # 2014-11-27
 | |
| #
 | |
| # 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 contains test cases for b-tree logic.
 | |
| #
 | |
| 
 | |
| set testdir [file dirname $argv0]
 | |
| source $testdir/tester.tcl
 | |
| set testprefix btree01
 | |
| 
 | |
| # The refactoring on the b-tree balance() routine in check-in
 | |
| # http://www.sqlite.org/src/info/face33bea1ba3a (2014-10-27)
 | |
| # caused the integrity_check on the following SQL to fail.
 | |
| #
 | |
| do_execsql_test btree01-1.1 {
 | |
|   PRAGMA page_size=65536;
 | |
|   CREATE TABLE t1(a INTEGER PRIMARY KEY, b BLOB);
 | |
|   WITH RECURSIVE
 | |
|      c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<30)
 | |
|   INSERT INTO t1(a,b) SELECT i, zeroblob(6500) FROM c;
 | |
|   UPDATE t1 SET b=zeroblob(3000);
 | |
|   UPDATE t1 SET b=zeroblob(64000) WHERE a=2;
 | |
|   PRAGMA integrity_check;
 | |
| } {ok}
 | |
| 
 | |
| # The previous test is sufficient to prevent a regression.  But we
 | |
| # add a number of additional tests to stress the balancer in similar
 | |
| # ways, looking for related problems.
 | |
| #
 | |
| for {set i 1} {$i<=30} {incr i} {
 | |
|   do_test btree01-1.2.$i {
 | |
|     db eval {
 | |
|       DELETE FROM t1;
 | |
|       WITH RECURSIVE
 | |
|         c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<30)
 | |
|       INSERT INTO t1(a,b) SELECT i, zeroblob(6500) FROM c;
 | |
|       UPDATE t1 SET b=zeroblob(3000);
 | |
|       UPDATE t1 SET b=zeroblob(64000) WHERE a=$::i;
 | |
|       PRAGMA integrity_check;
 | |
|     }
 | |
|   } {ok}
 | |
| }
 | |
| for {set i 1} {$i<=30} {incr i} {
 | |
|   do_test btree01-1.3.$i {
 | |
|     db eval {
 | |
|       DELETE FROM t1;
 | |
|       WITH RECURSIVE
 | |
|         c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<30)
 | |
|       INSERT INTO t1(a,b) SELECT i, zeroblob(6500) FROM c;
 | |
|       UPDATE t1 SET b=zeroblob(2000);
 | |
|       UPDATE t1 SET b=zeroblob(64000) WHERE a=$::i;
 | |
|       PRAGMA integrity_check;
 | |
|     }
 | |
|   } {ok}
 | |
| }
 | |
| for {set i 1} {$i<=30} {incr i} {
 | |
|   do_test btree01-1.4.$i {
 | |
|     db eval {
 | |
|       DELETE FROM t1;
 | |
|       WITH RECURSIVE
 | |
|         c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<30)
 | |
|       INSERT INTO t1(a,b) SELECT i, zeroblob(6500) FROM c;
 | |
|       UPDATE t1 SET b=zeroblob(6499) WHERE (a%3)==0;
 | |
|       UPDATE t1 SET b=zeroblob(6499) WHERE (a%3)==1;
 | |
|       UPDATE t1 SET b=zeroblob(6499) WHERE (a%3)==2;
 | |
|       UPDATE t1 SET b=zeroblob(64000) WHERE a=$::i;
 | |
|       PRAGMA integrity_check;
 | |
|     }
 | |
|   } {ok}
 | |
| }
 | |
| for {set i 1} {$i<=30} {incr i} {
 | |
|   do_test btree01-1.5.$i {
 | |
|     db eval {
 | |
|       DELETE FROM t1;
 | |
|       WITH RECURSIVE
 | |
|         c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<30)
 | |
|       INSERT INTO t1(a,b) SELECT i, zeroblob(6542) FROM c;
 | |
|       UPDATE t1 SET b=zeroblob(2331);
 | |
|       UPDATE t1 SET b=zeroblob(65496) WHERE a=$::i;
 | |
|       PRAGMA integrity_check;
 | |
|     }
 | |
|   } {ok}
 | |
| }
 | |
| for {set i 1} {$i<=30} {incr i} {
 | |
|   do_test btree01-1.6.$i {
 | |
|     db eval {
 | |
|       DELETE FROM t1;
 | |
|       WITH RECURSIVE
 | |
|         c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<30)
 | |
|       INSERT INTO t1(a,b) SELECT i, zeroblob(6542) FROM c;
 | |
|       UPDATE t1 SET b=zeroblob(2332);
 | |
|       UPDATE t1 SET b=zeroblob(65496) WHERE a=$::i;
 | |
|       PRAGMA integrity_check;
 | |
|     }
 | |
|   } {ok}
 | |
| }
 | |
| for {set i 1} {$i<=30} {incr i} {
 | |
|   do_test btree01-1.7.$i {
 | |
|     db eval {
 | |
|       DELETE FROM t1;
 | |
|       WITH RECURSIVE
 | |
|         c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<30)
 | |
|       INSERT INTO t1(a,b) SELECT i, zeroblob(6500) FROM c;
 | |
|       UPDATE t1 SET b=zeroblob(1);
 | |
|       UPDATE t1 SET b=zeroblob(65000) WHERE a=$::i;
 | |
|       PRAGMA integrity_check;
 | |
|     }
 | |
|   } {ok}
 | |
| }
 | |
| for {set i 1} {$i<=31} {incr i} {
 | |
|   do_test btree01-1.8.$i {
 | |
|     db eval {
 | |
|       DELETE FROM t1;
 | |
|       WITH RECURSIVE
 | |
|         c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<31)
 | |
|       INSERT INTO t1(a,b) SELECT i, zeroblob(6500) FROM c;
 | |
|       UPDATE t1 SET b=zeroblob(4000);
 | |
|       UPDATE t1 SET b=zeroblob(65000) WHERE a=$::i;
 | |
|       PRAGMA integrity_check;
 | |
|     }
 | |
|   } {ok}
 | |
| }
 | |
| 
 | |
| finish_test
 | 
