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SQLite training in Houston TX on 2019-11-05 (details)
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Overview
Comment:Amend recent changes to busy.test to avoid failing with SQLITE_ENABLE_STAT4 builds.
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SHA3-256: 9ff4944194c56b38843bc626dc51604db8e1ca8a0fd221e2d6f78c840d57c341
User & Date: dan 2017-10-04 12:08:35
Context
2017-10-04
14:13
New test cases for ticket [b899b6042f97f5] derived from a bug report on the mailing list from Wout Mertens. check-in: ef94ea06 user: drh tags: trunk
12:08
Amend recent changes to busy.test to avoid failing with SQLITE_ENABLE_STAT4 builds. check-in: 9ff49441 user: dan tags: trunk
12:06
Turn restriction 20 on the query flattener into an assert since the situation restricted can no longer occur because of the more aggressive use of co-routines. check-in: 4464f40c user: drh tags: trunk
Changes
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Changes to test/busy.test.

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} {0 1 2 3}

db2 close

#-------------------------------------------------------------------------
# Test that the busy-handler is invoked correctly for "PRAGMA optimize"
# and ANALYZE commnds.
ifcapable pragma&&analyze {

reset_db

do_execsql_test 2.1 {
  CREATE TABLE t1(x);
  CREATE TABLE t2(y);
  CREATE TABLE t3(z);

  CREATE INDEX i1 ON t1(x);
  CREATE INDEX i2 ON t2(y);

................................................................................
  INSERT INTO t2 VALUES(1);
  ANALYZE;

  SELECT * FROM t1 WHERE x=1;
  SELECT * FROM t2 WHERE y=1;
} {1 1}

do_test 2.2 {
  sqlite3 db2 test.db
  execsql { BEGIN EXCLUSIVE } db2
  catchsql { PRAGMA optimize }
} {1 {database is locked}}

proc busy_handler {n} {
  if {$n>1000} { execsql { COMMIT } db2 }
  return 0
}
db busy busy_handler

do_test 2.3 {
  catchsql { PRAGMA optimize }
} {0 {}}

do_test 2.4 {
  execsql {
    BEGIN;
    SELECT count(*) FROM sqlite_master;
  } db2
} {6}

proc busy_handler {n} { return 1 }
do_test 2.5 {
  catchsql { PRAGMA optimize }
} {0 {}}

do_test 2.6 {
  execsql { COMMIT } db2
  execsql {
    WITH s(i) AS (
      SELECT 1 UNION ALL SELECT i+1 FROM s WHERE i<1000
    )
    INSERT INTO t1 SELECT i FROM s;
  }
  execsql {
    BEGIN;
    SELECT count(*) FROM sqlite_master;
  } db2
} {6}

do_test 2.7 {
  catchsql { PRAGMA optimize }
} {1 {database is locked}}

proc busy_handler {n} {
  if {$n>1000} { execsql { COMMIT } db2 }
  return 0
}
do_test 2.8 {
  catchsql { PRAGMA optimize }
} {0 {}}

}

finish_test







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} {0 1 2 3}

db2 close

#-------------------------------------------------------------------------
# Test that the busy-handler is invoked correctly for "PRAGMA optimize"
# and ANALYZE commnds.
ifcapable pragma&&analyze&&!stat4 {

reset_db

do_execsql_test 3.1 {
  CREATE TABLE t1(x);
  CREATE TABLE t2(y);
  CREATE TABLE t3(z);

  CREATE INDEX i1 ON t1(x);
  CREATE INDEX i2 ON t2(y);

................................................................................
  INSERT INTO t2 VALUES(1);
  ANALYZE;

  SELECT * FROM t1 WHERE x=1;
  SELECT * FROM t2 WHERE y=1;
} {1 1}

do_test 3.2 {
  sqlite3 db2 test.db
  execsql { BEGIN EXCLUSIVE } db2
  catchsql { PRAGMA optimize }
} {1 {database is locked}}

proc busy_handler {n} {
  if {$n>1000} { execsql { COMMIT } db2 }
  return 0
}
db busy busy_handler

do_test 3.3 {
  catchsql { PRAGMA optimize }
} {0 {}}

do_test 3.4 {
  execsql {
    BEGIN;
    SELECT count(*) FROM sqlite_master;
  } db2
} {6}

proc busy_handler {n} { return 1 }
do_test 3.5 {
  catchsql { PRAGMA optimize }
} {0 {}}

do_test 3.6 {
  execsql { COMMIT } db2
  execsql {
    WITH s(i) AS (
      SELECT 1 UNION ALL SELECT i+1 FROM s WHERE i<1000
    )
    INSERT INTO t1 SELECT i FROM s;
  }
  execsql {
    BEGIN;
    SELECT count(*) FROM sqlite_master;
  } db2
} {6}

do_test 3.7 {
  catchsql { PRAGMA optimize }
} {1 {database is locked}}

proc busy_handler {n} {
  if {$n>1000} { execsql { COMMIT } db2 }
  return 0
}
do_test 3.8 {
  catchsql { PRAGMA optimize }
} {0 {}}

}

finish_test