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Overview
Comment:Add an extra test case for crash recovery.
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: f2326dad4e47b2657be302e194970967960eb1c0
User & Date: dan 2010-03-22 17:38:11
References
2010-03-26
17:37
After any rollback that modifies the database file, sync the database before deleting the rollback journal. This is a cherry-pick merge of check-ins [b21b911f23] and [f2326dad4e] check-in: ca0bc2a2 user: drh tags: branch-3.6.23
Context
2010-03-23
15:29
Close the auxiliary database db2 at the end of the crash8.test script. check-in: 0fbdc431 user: drh tags: trunk
2010-03-22
17:38
Add an extra test case for crash recovery. check-in: f2326dad user: dan tags: trunk
17:13
After a rollback that writes or truncates the database file, sync the database file before invalidating the journal contents. Fix for [015d3820f2]. check-in: b21b911f user: dan tags: trunk
Changes
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Changes to test/crash8.test.

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  do_test crash8-4.10 {
    file delete $zMasterJournal
    execsql { SELECT b FROM main.ab WHERE a = 0 }
  } {jkl}
}


catch { db close }
file delete -force test.db test.db-journal
sqlite3 db test.db

do_test crash8-5.1 {
  execsql {
    CREATE TABLE t1(x PRIMARY KEY);
    INSERT INTO t1 VALUES(randomblob(900));
    INSERT INTO t1 SELECT randomblob(900) FROM t1;
    INSERT INTO t1 SELECT randomblob(900) FROM t1;
    INSERT INTO t1 SELECT randomblob(900) FROM t1;
    INSERT INTO t1 SELECT randomblob(900) FROM t1;
    INSERT INTO t1 SELECT randomblob(900) FROM t1;
    INSERT INTO t1 SELECT randomblob(900) FROM t1;          /* 64 */
  }
  crashsql -file test.db -delay 1 {
    PRAGMA cache_size = 10;
    BEGIN;
      UPDATE t1 SET x = randomblob(900);
    ROLLBACK;
    INSERT INTO t1 VALUES(randomblob(900));
  }
  execsql { PRAGMA integrity_check }
} {ok}

































finish_test







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  do_test crash8-4.10 {
    file delete $zMasterJournal
    execsql { SELECT b FROM main.ab WHERE a = 0 }
  } {jkl}
}

for {set i 1} {$i < 10} {incr i} {
  catch { db close }
  file delete -force test.db test.db-journal
  sqlite3 db test.db

  do_test crash8-5.$i.1 {
    execsql {
      CREATE TABLE t1(x PRIMARY KEY);
      INSERT INTO t1 VALUES(randomblob(900));
      INSERT INTO t1 SELECT randomblob(900) FROM t1;
      INSERT INTO t1 SELECT randomblob(900) FROM t1;
      INSERT INTO t1 SELECT randomblob(900) FROM t1;
      INSERT INTO t1 SELECT randomblob(900) FROM t1;
      INSERT INTO t1 SELECT randomblob(900) FROM t1;
      INSERT INTO t1 SELECT randomblob(900) FROM t1;          /* 64 rows */
    }
    crashsql -file test.db -delay [expr ($::i%2) + 1] {
      PRAGMA cache_size = 10;
      BEGIN;
        UPDATE t1 SET x = randomblob(900);
      ROLLBACK;
      INSERT INTO t1 VALUES(randomblob(900));
    }
    execsql { PRAGMA integrity_check }
  } {ok}
  
  catch { db close }
  file delete -force test.db test.db-journal
  sqlite3 db test.db
  do_test crash8-5.$i.2 {
    execsql {
      PRAGMA cache_size = 10;
      CREATE TABLE t1(x PRIMARY KEY);
      INSERT INTO t1 VALUES(randomblob(900));
      INSERT INTO t1 SELECT randomblob(900) FROM t1;
      INSERT INTO t1 SELECT randomblob(900) FROM t1;
      INSERT INTO t1 SELECT randomblob(900) FROM t1;
      INSERT INTO t1 SELECT randomblob(900) FROM t1;
      INSERT INTO t1 SELECT randomblob(900) FROM t1;
      INSERT INTO t1 SELECT randomblob(900) FROM t1;          /* 64 rows */
      BEGIN;
        UPDATE t1 SET x = randomblob(900);
    }
    file delete -force testX.db testX.db-journal
    copy_file test.db testX.db
    copy_file test.db-journal testX.db-journal
    db close

    crashsql -file test.db -delay [expr ($::i%2) + 1] {
      SELECT * FROM sqlite_master;
      INSERT INTO t1 VALUES(randomblob(900));
    }

    sqlite3 db2 testX.db
    execsql { PRAGMA integrity_check } db2
  } {ok}
}

finish_test