SQLite

/*
** 2004 April 6
**
** 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.
**
*************************************************************************
** $Id: btree.c,v 1.169 2004/06/15 02:44:19 danielk1977 Exp $
**
** This file implements a external (disk-based) database using BTrees.
** For a detailed discussion of BTrees, refer to
**
**     Donald E. Knuth, THE ART OF COMPUTER PROGRAMMING, Volume 3:
**     "Sorting And Searching", pages 473-480. Addison-Wesley
**     Publishing Company, Reading, Massachusetts.

  }
  pBt->inTrans = TRANS_NONE;
  pBt->inStmt = 0;
  unlockBtreeIfUnused(pBt);
  return rc;
}

#ifndef NDEBUG
/*
** Return the number of write-cursors open on this handle. This is for use
** in assert() expressions, so it is only compiled if NDEBUG is not
** defined.
*/
static int countWriteCursors(Btree *pBt){
  BtCursor *pCur;
  int r = 0;
  for(pCur=pBt->pCursor; pCur; pCur=pCur->pNext){
    if( pCur->wrFlag ) r++;
  }
  return r;
}
#endif

#if 0
/*
** Invalidate all cursors
*/
static void invalidateCursors(Btree *pBt){
  BtCursor *pCur;
  for(pCur=pBt->pCursor; pCur; pCur=pCur->pNext){
    MemPage *pPage = pCur->pPage;
    if( pPage /* && !pPage->isInit */ ){
      pageIntegrity(pPage);
      releasePage(pPage);
      pCur->pPage = 0;
      pCur->isValid = 0;
      pCur->status = SQLITE_ABORT;
    }
  }
}
#endif

#ifdef SQLITE_TEST
/*
** Print debugging information about all cursors to standard output.
*/
void sqlite3BtreeCursorList(Btree *pBt){
  BtCursor *pCur;

    rc = sqlite3pager_rollback(pBt->pPager);
    /* The rollback may have destroyed the pPage1->aData value.  So
    ** call getPage() on page 1 again to make sure pPage1->aData is
    ** set correctly. */
    if( getPage(pBt, 1, &pPage1)==SQLITE_OK ){
      releasePage(pPage1);
    }
    assert( countWriteCursors(pBt)==0 );
  }
  pBt->inTrans = TRANS_NONE;
  pBt->inStmt = 0;
  unlockBtreeIfUnused(pBt);
  return rc;
}

** to use a cursor that was open at the beginning of this operation
** will result in an error.
*/
int sqlite3BtreeRollbackStmt(Btree *pBt){
  int rc;
  if( pBt->inStmt==0 || pBt->readOnly ) return SQLITE_OK;
  rc = sqlite3pager_stmt_rollback(pBt->pPager);
  assert( countWriteCursors(pBt)==0 );
  pBt->inStmt = 0;
  return rc;
}

/*
** Default key comparison function to be used if no comparison function
** is specified on the sqlite3BtreeCursor() call.

**    May you find forgiveness for yourself and forgive others.
**    May you share freely, never taking more than you give.
**
*************************************************************************
** This file contains C code routines that are called by the parser
** to handle SELECT statements in SQLite.
**
** $Id: select.c,v 1.190 2004/06/15 02:44:19 danielk1977 Exp $
*/
#include "sqliteInt.h"


/*
** Allocate a new Select structure and return a pointer to that
** structure.

    pTab = pTabList->a[j].pTab;
    if( iCol<0 ) iCol = pTab->iPKey;
    assert( iCol==-1 || (iCol>=0 && iCol<pTab->nCol) );
    if( iCol<0 ){
      zType = "INTEGER";
    }else{
      zType = pTab->aCol[iCol].zType;
      if( !zType ) zType = "";
    }
  }else{
    switch( sqlite3ExprType(pExpr) ){
      case SQLITE_AFF_TEXT:     zType = "TEXT";    break;
      case SQLITE_AFF_NUMERIC:  zType = "NUMERIC"; break;
      default:                  zType = "ANY";     break;
    }

){
  Vdbe *v = pParse->pVdbe;
  int i;
  for(i=0; i<pEList->nExpr; i++){
    Expr *p = pEList->a[i].pExpr;
    const char *zType = columnType(pParse, pTabList, p);
    if( p==0 ) continue;
    /* The vdbe must make it's own copy of the column-type, in case the 
    ** schema is reset before this virtual machine is deleted.
    */
    sqlite3VdbeSetColName(v, i+pEList->nExpr, zType, strlen(zType));
  }
}

/*
** Generate code that will tell the VDBE the names of columns
** in the result set.  This information is used to provide the
** azCol[] values in the callback.

**    May you share freely, never taking more than you give.
**
*************************************************************************
** Code for testing the printf() interface to SQLite.  This code
** is not included in the SQLite library.  It is used for automated
** testing of the SQLite library.
**
** $Id: test1.c,v 1.77 2004/06/15 02:44:19 danielk1977 Exp $
*/
#include "sqliteInt.h"
#include "tcl.h"
#include "os.h"
#include <stdlib.h>
#include <string.h>

    return TCL_ERROR;
  }

  if( getStmtPointer(interp, Tcl_GetString(objv[1]), &pStmt) ) return TCL_ERROR;

  rc = sqlite3_finalize(pStmt);
  Tcl_SetResult(interp, (char *)errorName(rc), TCL_STATIC);



  return TCL_OK;
}

/*
** Usage:  sqlite3_reset  STMT 
**
** Finalize a statement handle.

  if( rc ){
    return TCL_ERROR;
  }
  return TCL_OK;
}

/*
** Usage:  sqlite3_changes DB
**
** Return the number of changes made to the database by the last SQL
** execution.
*/
static int test_changes(
  void * clientData,
  Tcl_Interp *interp,
  int objc,
  Tcl_Obj *CONST objv[]
){
  sqlite3 *db;
  if( objc!=2 ){
    Tcl_AppendResult(interp, "wrong # args: should be \"",
       Tcl_GetString(objv[0]), " DB", 0);
    return TCL_ERROR;
  }
  if( getDbPointer(interp, Tcl_GetString(objv[1]), &db) ) return TCL_ERROR;
  Tcl_SetObjResult(interp, Tcl_NewIntObj(sqlite3_changes(db)));
  return TCL_OK;
}

/*
** This is the "static_bind_value" that variables are bound to when
** the FLAG option of sqlite3_bind is "static"
*/
static char *sqlite_static_bind_value = 0;

       Tcl_GetString(objv[0]), " STMT", 0);
    return TCL_ERROR;
  }

  if( getStmtPointer(interp, Tcl_GetString(objv[1]), &pStmt) ) return TCL_ERROR;
  rc = sqlite3_step(pStmt);

  /* if( rc!=SQLITE_DONE && rc!=SQLITE_ROW ) return TCL_ERROR; */
  Tcl_SetResult(interp, (char *)errorName(rc), 0);
  return TCL_OK;
}

/*
** Usage: sqlite3_column_count STMT 
**

     { "sqlite3_open",                  test_open          ,0 },
     { "sqlite3_open16",                test_open16        ,0 },

     { "sqlite3_prepare",               test_prepare       ,0 },
     { "sqlite3_prepare16",             test_prepare16     ,0 },
     { "sqlite3_finalize",              test_finalize      ,0 },
     { "sqlite3_reset",                 test_reset         ,0 },
     { "sqlite3_changes",               test_changes       ,0 },
     { "sqlite3_step",                  test_step          ,0 },

     /* sqlite3_column_*() API */
     { "sqlite3_column_count",          test_column_count  ,0 },
     { "sqlite3_data_count",            test_data_count    ,0 },
     { "sqlite3_column_type",           test_column_type   ,0 },
     { "sqlite3_column_blob",           test_column_blob   ,0 },
     { "sqlite3_column_double",         test_column_double ,0 },

# 2003 January 29
#
# 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 implements regression tests for SQLite library.  The
# focus of this script testing the callback-free C/C++ API.
#
# $Id: capi2.test,v 1.13 2004/06/15 02:44:20 danielk1977 Exp $
#

set testdir [file dirname $argv0]
source $testdir/tester.tcl

# proc sqlite_step {stmt N VALS COLS} {
#   upvar $VALS vals
#   upvar $COLS cols
#   upvar $N n
#   set vals [list]
#   set cols [list]
# 
#   set n [sqlite3_column_count $stmt]
# 
#   set rc [sqlite3_step $stmt]
#   for {set i 0} {$i < [sqlite3_column_count $stmt]} {incr i} {
#     lappend cols [sqlite3_column_name $stmt $i]
#   }
#   for {set i 0} {$i < [sqlite3_column_count $stmt]} {incr i} {
#     lappend cols [sqlite3_column_decltype $stmt $i]
#   }
# 
#   for {set i 0} {$i < [sqlite3_data_count $stmt]} {incr i} {
#     lappend vals [sqlite3_column_text $stmt $i]
#   }
# 
#   return $rc
# }

# Return the text values from the current row pointed at by STMT as a list.
proc get_row_values {STMT} {
  set VALUES [list]
  for {set i 0} {$i < [sqlite3_data_count $STMT]} {incr i} {
    lappend VALUES [sqlite3_column_text $STMT $i]
  }
  return $VALUES
}

# Return the column names followed by declaration types for the result set
# of the SQL statement STMT.
#
# i.e. for:
# CREATE TABLE abc(a text, b integer); 
# SELECT * FROM abc;
#
# The result is {a b text integer}
proc get_column_names {STMT} {
  set VALUES [list]
  for {set i 0} {$i < [sqlite3_column_count $STMT]} {incr i} {
    lappend VALUES [sqlite3_column_name $STMT $i]
  }
  for {set i 0} {$i < [sqlite3_column_count $STMT]} {incr i} {
    lappend VALUES [sqlite3_column_decltype $STMT $i]
  }
  return $VALUES
}

# Check basic functionality
#
do_test capi2-1.1 {
  db close
  set DB [sqlite db test.db]
  execsql {CREATE TABLE t1(a,b,c)}
  set VM [sqlite3_prepare $DB {SELECT name, rowid FROM sqlite_master} -1 TAIL]
  set TAIL
} {}
do_test capi2-1.2 {
  sqlite3_step $VM
} {SQLITE_ROW}
do_test capi2-1.3 {
  sqlite3_data_count $VM
} {2}
do_test capi2-1.4 {
  get_row_values $VM
} {t1 1}
do_test capi2-1.5 {
  get_column_names $VM
} {name rowid text INTEGER}
do_test capi2-1.6 {



  sqlite3_step $VM 
} {SQLITE_DONE}
do_test capi2-1.7 {
  list [sqlite3_column_count $VM] [get_row_values $VM] [get_column_names $VM]
} {2 {} {name rowid text INTEGER}}
do_test capi2-1.8 {



  sqlite3_step $VM
} {SQLITE_MISUSE}

# Update: In v2, once SQLITE_MISUSE is returned the statement handle cannot
# be interrogated for more information. However in v3, since the column
# count, names and types are determined at compile time, these are still
# accessible after an SQLITE_MISUSE error.
do_test capi2-1.9 {
  list [sqlite3_column_count $VM] [get_row_values $VM] [get_column_names $VM]
} {2 {} {name rowid text INTEGER}}
do_test capi2-1.10 {
  sqlite3_data_count $VM
} {0}

do_test capi2-1.11 {
  sqlite3_finalize $VM
} {SQLITE_OK}

# Check to make sure that the "tail" of a multi-statement SQL script
# is returned by sqlite3_prepare.
#
do_test capi2-2.1 {
  set SQL {
    SELECT name, rowid FROM sqlite_master;
    SELECT name, rowid FROM sqlite_temp_master;
    -- A comment at the end
  }
  set VM [sqlite3_prepare $DB $SQL -1 SQL]
  set SQL
} {
    SELECT name, rowid FROM sqlite_temp_master;
    -- A comment at the end
  }
do_test capi2-2.2 {
  set r [sqlite3_step $VM]
  lappend r [sqlite3_column_count $VM] \
            [get_row_values $VM] \
            [get_column_names $VM]
} {SQLITE_ROW 2 {t1 1} {name rowid text INTEGER}}
do_test capi2-2.3 {
  set r [sqlite3_step $VM]
  lappend r [sqlite3_column_count $VM] \
            [get_row_values $VM] \
            [get_column_names $VM]
} {SQLITE_DONE 2 {} {name rowid text INTEGER}}
do_test capi2-2.4 {
  sqlite3_finalize $VM
} {SQLITE_OK}
do_test capi2-2.5 {
  set VM [sqlite3_prepare $DB $SQL -1 SQL]
  set SQL
} {
    -- A comment at the end
  }
do_test capi2-2.6 {
  set r [sqlite3_step $VM]
  lappend r [sqlite3_column_count $VM] \
            [get_row_values $VM] \
            [get_column_names $VM]
} {SQLITE_DONE 2 {} {name rowid text INTEGER}}
do_test capi2-2.7 {
  sqlite3_finalize $VM
} {SQLITE_OK}
do_test capi2-2.8 {
  set VM [sqlite3_prepare $DB $SQL -1 SQL]
  list $SQL $VM
} {{} {}}

# Check the error handling.
#

do_test capi2-3.6 {
  set rc [catch {
      sqlite3_prepare $DB {select 5/0} -1 TAIL
  } VM]
  lappend rc $TAIL
} {0 {}}
do_test capi2-3.7 {
  list [sqlite3_step $VM] \
       [sqlite3_column_count $VM] \
       [get_row_values $VM] \
       [get_column_names $VM]
} {SQLITE_ROW 1 {{}} {5/0 NUMERIC}}
do_test capi2-3.8 {
  sqlite3_finalize $VM
} {SQLITE_OK}
do_test capi2-3.9 {
  execsql {CREATE UNIQUE INDEX i1 ON t1(a)}
  set VM [sqlite3_prepare $DB {INSERT INTO t1 VALUES(1,2,3)} -1 TAIL]
  set TAIL
} {}
do_test capi2-3.9b {db changes} {0}
do_test capi2-3.10 {
  list [sqlite3_step $VM] \
       [sqlite3_column_count $VM] \
       [get_row_values $VM] \
       [get_column_names $VM]
} {SQLITE_DONE 0 {} {}}

# Update for v3 - the change has not actually happened until the query is
# finalized. Is this going to cause trouble for anyone? Lee Nelson maybe?
do_test capi2-3.10b {sqlite3_changes $DB} {1}
do_test capi2-3.11 {
  sqlite3_finalize $VM
} {SQLITE_OK}
do_test capi2-3.11b {sqlite3_changes $DB} {1}
do_test capi2-3.12 {
  sqlite3_finalize $VM

} {SQLITE_MISUSE}
do_test capi2-3.13 {
  set VM [sqlite3_prepare $DB {INSERT INTO t1 VALUES(1,3,4)} -1 TAIL]
  list [sqlite3_step $VM] \
       [sqlite3_column_count $VM] \
       [get_row_values $VM] \
       [get_column_names $VM]
} {SQLITE_ERROR 0 {} {}}
do_test capi2-3.13b {db changes} {0}
do_test capi2-3.14 {
  list [sqlite3_finalize $VM] [sqlite3_errmsg $DB]
} {SQLITE_CONSTRAINT {column a is not unique}}
do_test capi2-3.15 {
  set VM [sqlite3_prepare $DB {CREATE TABLE t2(a NOT NULL, b)} -1 TAIL]
  set TAIL
} {}
do_test capi2-3.16 {
  list [sqlite3_step $VM] \
       [sqlite3_column_count $VM] \
       [get_row_values $VM] \
       [get_column_names $VM]
} {SQLITE_DONE 0 {} {}}
do_test capi2-3.17 {
  list [sqlite3_finalize $VM] [sqlite3_errmsg $DB]
} {SQLITE_OK {not an error}}
do_test capi2-3.18 {
  set VM [sqlite3_prepare $DB {INSERT INTO t2 VALUES(NULL,2)} -1 TAIL]
  list [sqlite3_step $VM] \
       [sqlite3_column_count $VM] \
       [get_row_values $VM] \
       [get_column_names $VM]
} {SQLITE_ERROR 0 {} {}}
do_test capi2-3.19 {
  list [sqlite3_finalize $VM] [sqlite3_errmsg $DB]
} {SQLITE_CONSTRAINT {t2.a may not be NULL}}

# Two or more virtual machines exists at the same time.
#
do_test capi2-4.1 {
  set VM1 [sqlite3_prepare $DB {INSERT INTO t2 VALUES(1,2)} -1 TAIL]
  set TAIL
} {}
do_test capi2-4.2 {
  set VM2 [sqlite3_prepare $DB {INSERT INTO t2 VALUES(2,3)} -1 TAIL]
  set TAIL
} {}
do_test capi2-4.3 {
  set VM3 [sqlite3_prepare $DB {INSERT INTO t2 VALUES(3,4)} -1 TAIL]
  set TAIL
} {}
do_test capi2-4.4 {
  list [sqlite3_step $VM2] \
       [sqlite3_column_count $VM2] \
       [get_row_values $VM2] \
       [get_column_names $VM2]
} {SQLITE_DONE 0 {} {}}
do_test capi2-4.5 {
  execsql {SELECT * FROM t2 ORDER BY a}
} {2 3}
do_test capi2-4.6 {
  sqlite3_finalize $VM2
} {SQLITE_OK}
do_test capi2-4.7 {
  list [sqlite3_step $VM3] \
       [sqlite3_column_count $VM3] \
       [get_row_values $VM3] \
       [get_column_names $VM3]
} {SQLITE_DONE 0 {} {}}
do_test capi2-4.8 {
  execsql {SELECT * FROM t2 ORDER BY a}
} {2 3 3 4}
do_test capi2-4.9 {
  sqlite3_finalize $VM3
} {SQLITE_OK}
do_test capi2-4.10 {
  list [sqlite3_step $VM1] \
       [sqlite3_column_count $VM1] \
       [get_row_values $VM1] \
       [get_column_names $VM1]
} {SQLITE_DONE 0 {} {}}
do_test capi2-4.11 {
  execsql {SELECT * FROM t2 ORDER BY a}
} {1 2 2 3 3 4}
do_test capi2-4.12 {
  sqlite3_finalize $VM1
} {SQLITE_OK}

# Interleaved SELECTs
#
do_test capi2-5.1 {
  set VM1 [sqlite3_prepare $DB {SELECT * FROM t2} -1 TAIL]
  set VM2 [sqlite3_prepare $DB {SELECT * FROM t2} -1 TAIL]
  set VM3 [sqlite3_prepare $DB {SELECT * FROM t2} -1 TAIL]
  list [sqlite3_step $VM1] \
       [sqlite3_column_count $VM1] \
       [get_row_values $VM1] \
       [get_column_names $VM1]
} {SQLITE_ROW 2 {2 3} {a b {} {}}}
do_test capi2-5.2 {
  list [sqlite3_step $VM2] \
       [sqlite3_column_count $VM2] \
       [get_row_values $VM2] \
       [get_column_names $VM2]
} {SQLITE_ROW 2 {2 3} {a b {} {}}}
do_test capi2-5.3 {
  list [sqlite3_step $VM1] \
       [sqlite3_column_count $VM1] \
       [get_row_values $VM1] \
       [get_column_names $VM1]
} {SQLITE_ROW 2 {3 4} {a b {} {}}}
do_test capi2-5.4 {
  list [sqlite3_step $VM3] \
       [sqlite3_column_count $VM3] \
       [get_row_values $VM3] \
       [get_column_names $VM3]
} {SQLITE_ROW 2 {2 3} {a b {} {}}}
do_test capi2-5.5 {
  list [sqlite3_step $VM3] \
       [sqlite3_column_count $VM3] \
       [get_row_values $VM3] \
       [get_column_names $VM3]
} {SQLITE_ROW 2 {3 4} {a b {} {}}}
do_test capi2-5.6 {
  list [sqlite3_step $VM3] \
       [sqlite3_column_count $VM3] \
       [get_row_values $VM3] \
       [get_column_names $VM3]
} {SQLITE_ROW 2 {1 2} {a b {} {}}}
do_test capi2-5.7 {
  list [sqlite3_step $VM3] \
       [sqlite3_column_count $VM3] \
       [get_row_values $VM3] \
       [get_column_names $VM3]
} {SQLITE_DONE 2 {} {a b {} {}}}
do_test capi2-5.8 {
  sqlite3_finalize $VM3
} {SQLITE_OK}
do_test capi2-5.9 {
  list [sqlite3_step $VM1] \
       [sqlite3_column_count $VM1] \
       [get_row_values $VM1] \
       [get_column_names $VM1]
} {SQLITE_ROW 2 {1 2} {a b {} {}}}
do_test capi2-5.10 {
  sqlite3_finalize $VM1
} {SQLITE_OK}
do_test capi2-5.11 {
  list [sqlite3_step $VM2] \
       [sqlite3_column_count $VM2] \
       [get_row_values $VM2] \
       [get_column_names $VM2]
} {SQLITE_ROW 2 {3 4} {a b {} {}}}
do_test capi2-5.12 {
  list [sqlite3_step $VM2] \
       [sqlite3_column_count $VM2] \
       [get_row_values $VM2] \
       [get_column_names $VM2]
} {SQLITE_ROW 2 {1 2} {a b {} {}}}
do_test capi2-5.11 {
  sqlite3_finalize $VM2
} {SQLITE_OK}

# Check for proper SQLITE_BUSY returns.
#
do_test capi2-6.1 {
  execsql {
    BEGIN;
    CREATE TABLE t3(x counter);
    INSERT INTO t3 VALUES(1);
    INSERT INTO t3 VALUES(2);
    INSERT INTO t3 SELECT x+2 FROM t3;
    INSERT INTO t3 SELECT x+4 FROM t3;
    INSERT INTO t3 SELECT x+8 FROM t3;
    COMMIT;
  }
  set VM1 [sqlite3_prepare $DB {SELECT * FROM t3} -1 TAIL]
  sqlite db2 test.db
  execsql {BEGIN} db2
} {}
# Update for v3: BEGIN doesn't write-lock the database. It is quite
# difficult to get v3 to write-lock the database, which causes a few
# problems for test scripts.
#
# do_test capi2-6.2 {
#   list [sqlite3_step $VM1] \
#        [sqlite3_column_count $VM1] \
#        [get_row_values $VM1] \
#        [get_column_names $VM1]
# } {SQLITE_BUSY 0 {} {}}
do_test capi2-6.3 {
  execsql {COMMIT} db2
} {}
do_test capi2-6.4 {
  list [sqlite3_step $VM1] \
       [sqlite3_column_count $VM1] \
       [get_row_values $VM1] \
       [get_column_names $VM1]
} {SQLITE_ROW 1 1 {x counter}}
do_test capi2-6.5 {
  catchsql {INSERT INTO t3 VALUES(10);} db2
} {1 {database is locked}}
do_test capi2-6.6 {
  list [sqlite3_step $VM1] \
       [sqlite3_column_count $VM1] \
       [get_row_values $VM1] \
       [get_column_names $VM1]
} {SQLITE_ROW 1 2 {x counter}}
do_test capi2-6.7 {
  execsql {SELECT * FROM t2} db2
} {2 3 3 4 1 2}
do_test capi2-6.8 {
  list [sqlite3_step $VM1] \
       [sqlite3_column_count $VM1] \
       [get_row_values $VM1] \
       [get_column_names $VM1]
} {SQLITE_ROW 1 3 {x counter}}
do_test capi2-6.9 {
  execsql {SELECT * FROM t2} 
} {2 3 3 4 1 2}
do_test capi2-6.10 {
  list [sqlite3_step $VM1] \
       [sqlite3_column_count $VM1] \
       [get_row_values $VM1] \
       [get_column_names $VM1]
} {SQLITE_ROW 1 4 {x counter}}
do_test capi2-6.11 {
  execsql {BEGIN}
} {}
do_test capi2-6.12 {
  list [sqlite3_step $VM1] \
       [sqlite3_column_count $VM1] \
       [get_row_values $VM1] \
       [get_column_names $VM1]
} {SQLITE_ROW 1 5 {x counter}}

do_test capi2-6.13 {
  catchsql {UPDATE t3 SET x=x+1}
} {1 {database table is locked}}
do_test capi2-6.14 {
  list [sqlite3_step $VM1] \
       [sqlite3_column_count $VM1] \
       [get_row_values $VM1] \
       [get_column_names $VM1]
} {SQLITE_ROW 1 6 {x counter}}

do_test capi2-6.15 {
  execsql {SELECT * FROM t1}
} {1 2 3}
do_test capi2-6.16 {
  list [sqlite3_step $VM1] \
       [sqlite3_column_count $VM1] \
       [get_row_values $VM1] \
       [get_column_names $VM1]
} {SQLITE_ROW 1 7 {x counter}}
do_test capi2-6.17 {
  catchsql {UPDATE t1 SET b=b+1}
} {0 {}}
do_test capi2-6.18 {
  list [sqlite3_step $VM1] \
       [sqlite3_column_count $VM1] \
       [get_row_values $VM1] \
       [get_column_names $VM1]
} {SQLITE_ROW 1 8 {x counter}}
do_test capi2-6.19 {
  execsql {SELECT * FROM t1}
} {1 3 3}
do_test capi2-6.20 {
  list [sqlite3_step $VM1] \
       [sqlite3_column_count $VM1] \
       [get_row_values $VM1] \
       [get_column_names $VM1]
} {SQLITE_ROW 1 9 {x counter}}
do_test capi2-6.21 {
  execsql {ROLLBACK; SELECT * FROM t1}
} {1 2 3}
do_test capi2-6.22 {
  list [sqlite3_step $VM1] \
       [sqlite3_column_count $VM1] \
       [get_row_values $VM1] \
       [get_column_names $VM1]
} {SQLITE_ROW 1 10 {x counter}}
do_test capi2-6.23 {
  execsql {BEGIN TRANSACTION;}
} {}
do_test capi2-6.24 {
  list [sqlite3_step $VM1] \
       [sqlite3_column_count $VM1] \
       [get_row_values $VM1] \
       [get_column_names $VM1]
} {SQLITE_ROW 1 11 {x counter}}
do_test capi2-6.25 {
  execsql {
    INSERT INTO t1 VALUES(2,3,4);
    SELECT * FROM t1;
  }
} {1 2 3 2 3 4}
do_test capi2-6.26 {
  list [sqlite3_step $VM1] \
       [sqlite3_column_count $VM1] \
       [get_row_values $VM1] \
       [get_column_names $VM1]
} {SQLITE_ROW 1 12 {x counter}}
do_test capi2-6.27 {
  catchsql {
    INSERT INTO t1 VALUES(2,4,5);
    SELECT * FROM t1;
  }
} {1 {column a is not unique}}
do_test capi2-6.28 {
  list [sqlite3_step $VM1] \
       [sqlite3_column_count $VM1] \
       [get_row_values $VM1] \
       [get_column_names $VM1]
} {SQLITE_ROW 1 13 {x counter}}
do_test capi2-6.99 {
  sqlite3_finalize $VM1
} {SQLITE_OK}
catchsql {ROLLBACK}

do_test capi2-7.1 {
  stepsql $DB {
    SELECT * FROM t1
  }
} {0 1 2 3}

  }
} {0 1}
do_test capi2-7.4 {
  stepsql $DB {
    INSERT INTO t1 SELECT a+1,b+1,c+1 FROM t1;
  }
} {0 1}
do_test capi2-7.4b {sqlite3_changes $DB} {1}
do_test capi2-7.5 {
  stepsql $DB {
    UPDATE t1 SET a=a+10;
  }
} {0 2}
do_test capi2-7.5b {sqlite3_changes $DB} {2}
do_test capi2-7.6 {
  stepsql $DB {
    SELECT * FROM t1;
  }
} {0 21 2 3 22 3 4}
do_test capi2-7.7 {
  stepsql $DB {
    INSERT INTO t1 SELECT a+2,b+2,c+2 FROM t1;
  }
} {0 2}
do_test capi2-7.8 {
  sqlite3_changes $DB
} {2}
do_test capi2-7.9 {
  stepsql $DB {
    SELECT * FROM t1;
  }
} {0 21 2 3 22 3 4 23 4 5 24 5 6}
do_test capi2-7.10 {
  stepsql $DB {
    UPDATE t1 SET a=a-20;
    SELECT * FROM t1;
  }
} {0 4 1 2 3 2 3 4 3 4 5 4 5 6}
do_test capi2-7.11 {
  sqlite3_changes $DB
} {0}
do_test capi2-7.12 {
  set x [stepsql $DB {EXPLAIN SELECT * FROM t1}]
  lindex $x 0
} {0}

# Ticket #261 - make sure we can finalize before the end of a query.
#
do_test capi2-8.1 {
  set VM1 [sqlite3_prepare $DB {SELECT * FROM t2} -1 TAIL]
  sqlite3_finalize $VM1
} {SQLITE_OK}
  
# Tickets #384 and #385 - make sure the TAIL argument to sqlite3_prepare
# and all of the return pointers in sqlite_step can be null.
#
do_test capi2-9.1 {
  set VM1 [sqlite3_prepare $DB {SELECT * FROM t2} -1 DUMMY]
  sqlite3_step $VM1
  sqlite3_finalize $VM1
} {SQLITE_OK}

db2 close

finish_test

# 2001 September 15
#
# 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 runs all tests.
#
# $Id: quick.test,v 1.22 2004/06/15 02:44:20 danielk1977 Exp $

set testdir [file dirname $argv0]
source $testdir/tester.tcl
rename finish_test really_finish_test
proc finish_test {} {}
set ISQUICK 1

  format3.test
}

lappend EXCLUDE ioerr.test        ;# seg-faults (?)
lappend EXCLUDE memdb.test        ;# fails - malformed database
lappend EXCLUDE version.test      ;# This is obsolete.





if {[sqlite -has-codec]} {
  lappend EXCLUDE \
    attach.test \
    attach2.test \
    auth.test \
    format3.test \
    version.test

# 2001 September 15
#
# 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 implements some common TCL routines used for regression
# testing the SQLite library
#
# $Id: tester.tcl,v 1.36 2004/06/15 02:44:20 danielk1977 Exp $

# Make sure tclsqlite was compiled correctly.  Abort now with an
# error message if not.
#
if {[sqlite -tcl-uses-utf]} {
  if {"\u1234"=="u1234"} {
    puts stderr "***** BUILD PROBLEM *****"

  set sql [string trim $sql]
  set r 0
  while {[string length $sql]>0} {
    if {[catch {sqlite3_prepare $dbptr $sql -1 sqltail} vm]} {
      return [list 1 $vm]
    }
    set sql [string trim $sqltail]
#    while {[sqlite_step $vm N VAL COL]=="SQLITE_ROW"} {
#      foreach v $VAL {lappend r $v}
#    }
    while {[sqlite3_step $vm]=="SQLITE_ROW"} {
      for {set i 0} {$i<[sqlite3_data_count $vm]} {incr i} {
        lappend r [sqlite3_column_text $vm $i]
      }
    }
    if {[catch {sqlite3_finalize $vm} errmsg]} {
      return [list 1 $errmsg]
    }
  }
  return $r
}