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Overview
Comment:Update walcrash.test to ensure that, during a particular test, enough data is written to cause SQLite to sync the wal file 14 times.
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SHA1: 5d7c092869137a0ba69f93324fe4ed56a05b5985
User & Date: dan 2016-02-01 16:36:47
Context
2016-02-01
17:20
Number VDBE opcodes starting with 0 instead of 1, as this obviates the lower-bound test on "switch(opcode){...}", making the code smaller and faster. check-in: 4c9222f7 user: drh tags: trunk
16:36
Update walcrash.test to ensure that, during a particular test, enough data is written to cause SQLite to sync the wal file 14 times. check-in: 5d7c0928 user: dan tags: trunk
13:58
Fix a problem causing the OR/covering-index optimization to be disabled if compile time parameter SQLITE_MAX_ATTACHED were set to greater than 30. check-in: a17712bf user: dan tags: trunk
Changes
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Changes to test/walcrash.test.

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      INSERT INTO t1 SELECT randomblob(900) FROM t1 LIMIT 4;   /* 28 */
      INSERT INTO t1 SELECT randomblob(900) FROM t1 LIMIT 4;   /* 32 */

      PRAGMA wal_checkpoint;
      INSERT INTO t1 VALUES(randomblob(9000));
      INSERT INTO t1 VALUES(randomblob(9000));
      INSERT INTO t1 VALUES(randomblob(9000));

    }
  } {1 {child process exited abnormally}}

  do_test walcrash-6.$i.2 {
    sqlite3 db test.db
    execsql { SELECT count(*)==34 OR count(*)==35 FROM t1 WHERE x != 1 }
  } {1}
  do_test walcrash-6.$i.3 { execsql { PRAGMA main.integrity_check } } {ok}
  do_test walcrash-6.$i.4 { execsql { PRAGMA main.journal_mode } } {wal}

  db close
}








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      INSERT INTO t1 SELECT randomblob(900) FROM t1 LIMIT 4;   /* 28 */
      INSERT INTO t1 SELECT randomblob(900) FROM t1 LIMIT 4;   /* 32 */

      PRAGMA wal_checkpoint;
      INSERT INTO t1 VALUES(randomblob(9000));
      INSERT INTO t1 VALUES(randomblob(9000));
      INSERT INTO t1 VALUES(randomblob(9000));
      INSERT INTO t1 VALUES(randomblob(9000));
    }
  } {1 {child process exited abnormally}}

  do_test walcrash-6.$i.2 {
    sqlite3 db test.db
    execsql { SELECT count(*) BETWEEN 34 AND 36 FROM t1 WHERE x != 1 }
  } {1}
  do_test walcrash-6.$i.3 { execsql { PRAGMA main.integrity_check } } {ok}
  do_test walcrash-6.$i.4 { execsql { PRAGMA main.journal_mode } } {wal}

  db close
}