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Overview
Comment:Merge latest trunk changes, including the fixes for test file walprotocol.test.
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SHA3-256: b425b99811b331d3eb531251a1fb4c883648cb56d7e0fec8eb1870ab3b123d50
User & Date: dan 2017-11-30 07:56:43
Context
2017-12-05
15:00
Merge latest trunk changes, including the compilation fix for builds that define both SQLITE_ENABLE_MULTITHREADED_CHECKS and SQLITE_ENABLE_API_ARMOUR. check-in: 2cb5d2a9 user: dan tags: apple-osx
2017-11-30
07:56
Merge latest trunk changes, including the fixes for test file walprotocol.test. check-in: b425b998 user: dan tags: apple-osx
07:55
Update test file walprotocol.test to account for the changes in the wal locking protocol. check-in: 64e56700 user: dan tags: trunk
2017-11-28
13:48
Merge the snapshots-always-lock-the-wal-file change into this branch. check-in: 3ec976e0 user: dan tags: apple-osx
Changes
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Changes to src/trigger.c. 

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    if( iEndTrigger ){
      sqlite3VdbeResolveLabel(v, iEndTrigger);
    }
    sqlite3VdbeAddOp0(v, OP_Halt);
    VdbeComment((v, "End: %s.%s", pTrigger->zName, onErrorText(orconf)));

    transferParseError(pParse, pSubParse);
    if( db->mallocFailed==0 ){
      pProgram->aOp = sqlite3VdbeTakeOpArray(v, &pProgram->nOp, &pTop->nMaxArg);
    }
    pProgram->nMem = pSubParse->nMem;
    pProgram->nCsr = pSubParse->nTab;
    pProgram->token = (void *)pTrigger;
    pPrg->aColmask[0] = pSubParse->oldmask;
    pPrg->aColmask[1] = pSubParse->newmask;








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    if( iEndTrigger ){
      sqlite3VdbeResolveLabel(v, iEndTrigger);
    }
    sqlite3VdbeAddOp0(v, OP_Halt);
    VdbeComment((v, "End: %s.%s", pTrigger->zName, onErrorText(orconf)));

    transferParseError(pParse, pSubParse);
    if( db->mallocFailed==0 && pParse->nErr==0 ){
      pProgram->aOp = sqlite3VdbeTakeOpArray(v, &pProgram->nOp, &pTop->nMaxArg);
    }
    pProgram->nMem = pSubParse->nMem;
    pProgram->nCsr = pSubParse->nTab;
    pProgram->token = (void *)pTrigger;
    pPrg->aColmask[0] = pSubParse->oldmask;
    pPrg->aColmask[1] = pSubParse->newmask;

Changes to test/triggerG.test. 

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                    WHERE xx.a IN (1,2,3,4)
                      AND yy.a IN (2,3,4,5);
  END;

  INSERT INTO t3 VALUES(2);
  SELECT b FROM t2 ORDER BY b;
} {20202 20203 20302 20303 30202 30203 30302 30303 40202 40203 40302 40303 50202 50203 50302 50303}














finish_test









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                    WHERE xx.a IN (1,2,3,4)
                      AND yy.a IN (2,3,4,5);
  END;

  INSERT INTO t3 VALUES(2);
  SELECT b FROM t2 ORDER BY b;
} {20202 20203 20302 20303 30202 30203 30302 30303 40202 40203 40302 40303 50202 50203 50302 50303}

# At one point the following was causing an assert() to fail.
#
do_execsql_test 300 {
  CREATE TABLE t4(x);
  CREATE TRIGGER tr4 AFTER INSERT ON t4 BEGIN
    SELECT 0x2147483648e0e0099 AS y WHERE y;
  END;
}

do_catchsql_test 310 {
  INSERT INTO t4 VALUES(1);
} {1 {hex literal too big: 0x2147483648e0e0099}}

finish_test

Changes to test/walprotocol.test. 

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do_test 1.1 {
  testvfs T
  T filter xShmLock 
  T script lock_callback
  set ::locks [list]
  sqlite3 db test.db -vfs T
  execsql { SELECT * FROM x }
  lrange $::locks 0 3
} [list {0 1 lock exclusive} {1 7 lock exclusive}      \
        {1 7 unlock exclusive} {0 1 unlock exclusive}  \
]
do_test 1.2 {
  db close
  set ::locks [list]
  sqlite3 db test.db -vfs T
  execsql { SELECT * FROM x }
  lrange $::locks 0 3
} [list {0 1 lock exclusive} {1 7 lock exclusive}      \
        {1 7 unlock exclusive} {0 1 unlock exclusive}  \
]
proc lock_callback {method filename handle lock} {
  if {$lock == "1 7 lock exclusive"} { return SQLITE_BUSY }
  return SQLITE_OK
}
puts "# Warning: This next test case causes SQLite to call xSleep(1) 100 times."
puts "# Normally this equates to a delay of roughly 10 seconds, but if SQLite"
puts "# is built on unix without HAVE_USLEEP defined, it may be much longer."
do_test 1.3 {
  db close
................................................................................

puts "# Warning: Same again!"
proc lock_callback {method filename handle lock} {
  if {$lock == "0 1 lock exclusive"} { return SQLITE_BUSY }
  return SQLITE_OK
}
do_test 1.4 {












  db close
  set ::locks [list]
  sqlite3 db test.db -vfs T
  catchsql { SELECT * FROM x }
} {1 {locking protocol}}
db close
T delete
................................................................................
faultsim_save_and_close
testvfs T -default 1
faultsim_restore_and_reopen
T filter xShmLock
T script lock_callback

proc lock_callback {method file handle spec} {
  if {$spec == "1 7 unlock exclusive"} {
    T filter {}
    set ::r [catchsql { SELECT * FROM b } db2]
  }
}
sqlite3 db test.db
sqlite3 db2 test.db

do_test 2.5 {
  execsql { SELECT * FROM b }
} {Tehran Qom Markazi Qazvin Gilan Ardabil}
do_test 2.6 {
  set ::r
} {1 {locking protocol}}

................................................................................
db2 close

faultsim_restore_and_reopen
sqlite3 db2 test.db
T filter xShmLock
T script lock_callback
proc lock_callback {method file handle spec} {
  if {$spec == "1 7 unlock exclusive"} {
    T filter {}
    set ::r [catchsql { SELECT * FROM b } db2]
  }
}
unset ::r

do_test 2.7 {
  execsql { SELECT * FROM b }
} {Tehran Qom Markazi Qazvin Gilan Ardabil}
do_test 2.8 {
  set ::r
} {1 {locking protocol}}

db close
db2 close
T delete

finish_test








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do_test 1.1 {
  testvfs T
  T filter xShmLock 
  T script lock_callback
  set ::locks [list]
  sqlite3 db test.db -vfs T
  execsql { SELECT * FROM x }
  lrange $::locks 0 5
} [list {0 1 lock exclusive} {1 2 lock exclusive} {4 4 lock exclusive} \
        {1 2 unlock exclusive} {4 4 unlock exclusive} {0 1 unlock exclusive}  \
]
do_test 1.2 {
  db close
  set ::locks [list]
  sqlite3 db test.db -vfs T
  execsql { SELECT * FROM x }
  lrange $::locks 0 5
} [list {0 1 lock exclusive} {1 2 lock exclusive} {4 4 lock exclusive} \
        {1 2 unlock exclusive} {4 4 unlock exclusive} {0 1 unlock exclusive}  \
]
proc lock_callback {method filename handle lock} {
  if {$lock == "1 2 lock exclusive"} { return SQLITE_BUSY }
  return SQLITE_OK
}
puts "# Warning: This next test case causes SQLite to call xSleep(1) 100 times."
puts "# Normally this equates to a delay of roughly 10 seconds, but if SQLite"
puts "# is built on unix without HAVE_USLEEP defined, it may be much longer."
do_test 1.3 {
  db close
................................................................................

puts "# Warning: Same again!"
proc lock_callback {method filename handle lock} {
  if {$lock == "0 1 lock exclusive"} { return SQLITE_BUSY }
  return SQLITE_OK
}
do_test 1.4 {
  db close
  set ::locks [list]
  sqlite3 db test.db -vfs T
  catchsql { SELECT * FROM x }
} {1 {locking protocol}}

puts "# Warning: Third time!"
proc lock_callback {method filename handle lock} {
  if {$lock == "4 4 lock exclusive"} { return SQLITE_BUSY }
  return SQLITE_OK
}
do_test 1.5 {
  db close
  set ::locks [list]
  sqlite3 db test.db -vfs T
  catchsql { SELECT * FROM x }
} {1 {locking protocol}}
db close
T delete
................................................................................
faultsim_save_and_close
testvfs T -default 1
faultsim_restore_and_reopen
T filter xShmLock
T script lock_callback

proc lock_callback {method file handle spec} {
  if {$spec == "1 2 unlock exclusive"} {
    T filter {}
    set ::r [catchsql { SELECT * FROM b } db2]
  }
}
sqlite3 db test.db
sqlite3 db2 test.db
puts "# Warning: Another slow test!"
do_test 2.5 {
  execsql { SELECT * FROM b }
} {Tehran Qom Markazi Qazvin Gilan Ardabil}
do_test 2.6 {
  set ::r
} {1 {locking protocol}}

................................................................................
db2 close

faultsim_restore_and_reopen
sqlite3 db2 test.db
T filter xShmLock
T script lock_callback
proc lock_callback {method file handle spec} {
  if {$spec == "1 2 unlock exclusive"} {
    T filter {}
    set ::r [catchsql { SELECT * FROM b } db2]
  }
}
unset ::r
puts "# Warning: Last one!"
do_test 2.7 {
  execsql { SELECT * FROM b }
} {Tehran Qom Markazi Qazvin Gilan Ardabil}
do_test 2.8 {
  set ::r
} {1 {locking protocol}}

db close
db2 close
T delete

finish_test

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