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Comment:Update test script fts3expr4.test so that it always creates fts3 tokenizers in the "en_US" locality.
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SHA3-256: 576a8f69ae25883f752e58953624e9f7126db998bebaa1f07f7c2ec47aaecabe
User & Date: dan 2018-04-27 18:05:01
Context
2018-04-28
01:46
Document and expose sqlite3_win32_set_directory() function for use on Win32. check-in: 7626b593 user: mistachkin tags: trunk
01:27
Add the "PRAGMA reset_database=ON|OFF" command. When on, it causes the database to appear to be empty, causing the next transaction to reset it to an empty database. check-in: 02e1a13c user: drh tags: reset-database
2018-04-27
22:42
Document and expose sqlite3_win32_set_directory() function for use on Win32. check-in: cbce7180 user: mistachkin tags: win32dir
18:05
Update test script fts3expr4.test so that it always creates fts3 tokenizers in the "en_US" locality. check-in: 576a8f69 user: dan tags: trunk
16:35
Fix a test script error causing tests to fail in soak.test. check-in: 462b52b1 user: dan tags: trunk
Changes
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Changes to ext/fts3/fts3.c.

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    ){
      rc = SQLITE_NOMEM;
    }
  }

#ifdef SQLITE_TEST
  if( rc==SQLITE_OK ){
    rc = sqlite3Fts3ExprInitTestInterface(db);
  }
#endif

  /* Create the virtual table wrapper around the hash-table and overload 
  ** the four scalar functions. If this is successful, register the
  ** module with sqlite.
  */







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    ){
      rc = SQLITE_NOMEM;
    }
  }

#ifdef SQLITE_TEST
  if( rc==SQLITE_OK ){
    rc = sqlite3Fts3ExprInitTestInterface(db, pHash);
  }
#endif

  /* Create the virtual table wrapper around the hash-table and overload 
  ** the four scalar functions. If this is successful, register the
  ** module with sqlite.
  */

Changes to ext/fts3/fts3Int.h.

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/* fts3_expr.c */
int sqlite3Fts3ExprParse(sqlite3_tokenizer *, int,
  char **, int, int, int, const char *, int, Fts3Expr **, char **
);
void sqlite3Fts3ExprFree(Fts3Expr *);
#ifdef SQLITE_TEST
int sqlite3Fts3ExprInitTestInterface(sqlite3 *db);
int sqlite3Fts3InitTerm(sqlite3 *db);
#endif

int sqlite3Fts3OpenTokenizer(sqlite3_tokenizer *, int, const char *, int,
  sqlite3_tokenizer_cursor **
);








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/* fts3_expr.c */
int sqlite3Fts3ExprParse(sqlite3_tokenizer *, int,
  char **, int, int, int, const char *, int, Fts3Expr **, char **
);
void sqlite3Fts3ExprFree(Fts3Expr *);
#ifdef SQLITE_TEST
int sqlite3Fts3ExprInitTestInterface(sqlite3 *db, Fts3Hash*);
int sqlite3Fts3InitTerm(sqlite3 *db);
#endif

int sqlite3Fts3OpenTokenizer(sqlite3_tokenizer *, int, const char *, int,
  sqlite3_tokenizer_cursor **
);

Changes to ext/fts3/fts3_expr.c.

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** Everything after this point is just test code.
*/

#ifdef SQLITE_TEST

#include <stdio.h>

/*
** Function to query the hash-table of tokenizers (see README.tokenizers).
*/
static int queryTestTokenizer(
  sqlite3 *db, 
  const char *zName,  
  const sqlite3_tokenizer_module **pp
){
  int rc;
  sqlite3_stmt *pStmt;
  const char zSql[] = "SELECT fts3_tokenizer(?)";

  *pp = 0;
  rc = sqlite3_prepare_v2(db, zSql, -1, &pStmt, 0);
  if( rc!=SQLITE_OK ){
    return rc;
  }

  sqlite3_bind_text(pStmt, 1, zName, -1, SQLITE_STATIC);
  if( SQLITE_ROW==sqlite3_step(pStmt) ){
    if( sqlite3_column_type(pStmt, 0)==SQLITE_BLOB ){
      memcpy((void *)pp, sqlite3_column_blob(pStmt, 0), sizeof(*pp));
    }
  }

  return sqlite3_finalize(pStmt);
}

/*
** Return a pointer to a buffer containing a text representation of the
** expression passed as the first argument. The buffer is obtained from
** sqlite3_malloc(). It is the responsibility of the caller to use 
** sqlite3_free() to release the memory. If an OOM condition is encountered,
** NULL is returned.
**
................................................................................
** to parse the query expression (see README.tokenizers). The second argument
** is the query expression to parse. Each subsequent argument is the name
** of a column of the fts3 table that the query expression may refer to.
** For example:
**
**   SELECT fts3_exprtest('simple', 'Bill col2:Bloggs', 'col1', 'col2');
*/
static void fts3ExprTest(

  sqlite3_context *context,
  int argc,
  sqlite3_value **argv
){
  sqlite3_tokenizer_module const *pModule = 0;
  sqlite3_tokenizer *pTokenizer = 0;
  int rc;
................................................................................
  const char *zExpr;
  int nExpr;
  int nCol;
  int ii;
  Fts3Expr *pExpr;
  char *zBuf = 0;
  sqlite3 *db = sqlite3_context_db_handle(context);




  if( argc<3 ){
    sqlite3_result_error(context, 
        "Usage: fts3_exprtest(tokenizer, expr, col1, ...", -1
    );
    return;
  }

  rc = queryTestTokenizer(db,
                          (const char *)sqlite3_value_text(argv[0]), &pModule);


  if( rc==SQLITE_NOMEM ){
    sqlite3_result_error_nomem(context);
    goto exprtest_out;
  }else if( !pModule ){
    sqlite3_result_error(context, "No such tokenizer module", -1);
    goto exprtest_out;
  }



  rc = pModule->xCreate(0, 0, &pTokenizer);
  assert( rc==SQLITE_NOMEM || rc==SQLITE_OK );
  if( rc==SQLITE_NOMEM ){
    sqlite3_result_error_nomem(context);
    goto exprtest_out;
  }
  pTokenizer->pModule = pModule;

  zExpr = (const char *)sqlite3_value_text(argv[1]);
  nExpr = sqlite3_value_bytes(argv[1]);
  nCol = argc-2;
  azCol = (char **)sqlite3_malloc(nCol*sizeof(char *));
  if( !azCol ){
    sqlite3_result_error_nomem(context);
    goto exprtest_out;
  }
  for(ii=0; ii<nCol; ii++){
    azCol[ii] = (char *)sqlite3_value_text(argv[ii+2]);
  }

  if( sqlite3_user_data(context) ){
    char *zDummy = 0;
    rc = sqlite3Fts3ExprParse(
        pTokenizer, 0, azCol, 0, nCol, nCol, zExpr, nExpr, &pExpr, &zDummy
    );
    assert( rc==SQLITE_OK || pExpr==0 );
    sqlite3_free(zDummy);
  }else{
................................................................................
    sqlite3_result_text(context, zBuf, -1, SQLITE_TRANSIENT);
    sqlite3_free(zBuf);
  }

  sqlite3Fts3ExprFree(pExpr);

exprtest_out:
  if( pModule && pTokenizer ){
    rc = pModule->xDestroy(pTokenizer);
  }
  sqlite3_free(azCol);
}
















/*
** Register the query expression parser test function fts3_exprtest() 
** with database connection db. 
*/
int sqlite3Fts3ExprInitTestInterface(sqlite3* db){
  int rc = sqlite3_create_function(
      db, "fts3_exprtest", -1, SQLITE_UTF8, 0, fts3ExprTest, 0, 0
  );
  if( rc==SQLITE_OK ){
    rc = sqlite3_create_function(db, "fts3_exprtest_rebalance", 
        -1, SQLITE_UTF8, (void *)1, fts3ExprTest, 0, 0
    );
  }
  return rc;
}

#endif
#endif /* !defined(SQLITE_CORE) || defined(SQLITE_ENABLE_FTS3) */







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** Everything after this point is just test code.
*/

#ifdef SQLITE_TEST

#include <stdio.h>





























/*
** Return a pointer to a buffer containing a text representation of the
** expression passed as the first argument. The buffer is obtained from
** sqlite3_malloc(). It is the responsibility of the caller to use 
** sqlite3_free() to release the memory. If an OOM condition is encountered,
** NULL is returned.
**
................................................................................
** to parse the query expression (see README.tokenizers). The second argument
** is the query expression to parse. Each subsequent argument is the name
** of a column of the fts3 table that the query expression may refer to.
** For example:
**
**   SELECT fts3_exprtest('simple', 'Bill col2:Bloggs', 'col1', 'col2');
*/
static void fts3ExprTestCommon(
  int bRebalance,
  sqlite3_context *context,
  int argc,
  sqlite3_value **argv
){
  sqlite3_tokenizer_module const *pModule = 0;
  sqlite3_tokenizer *pTokenizer = 0;
  int rc;
................................................................................
  const char *zExpr;
  int nExpr;
  int nCol;
  int ii;
  Fts3Expr *pExpr;
  char *zBuf = 0;
  sqlite3 *db = sqlite3_context_db_handle(context);
  Fts3Hash *pHash = (Fts3Hash*)sqlite3_user_data(context);
  const char *zTokenizer = 0;
  char *zErr = 0;

  if( argc<3 ){
    sqlite3_result_error(context, 
        "Usage: fts3_exprtest(tokenizer, expr, col1, ...", -1
    );
    return;
  }


  zTokenizer = sqlite3_value_text(argv[0]);
  rc = sqlite3Fts3InitTokenizer(pHash, zTokenizer, &pTokenizer, &zErr);
  if( rc!=SQLITE_OK ){
    if( rc==SQLITE_NOMEM ){
      sqlite3_result_error_nomem(context);

    }else{
      sqlite3_result_error(context, zErr, -1);

    }
    sqlite3_free(zErr);
    return;
  }








  zExpr = (const char *)sqlite3_value_text(argv[1]);
  nExpr = sqlite3_value_bytes(argv[1]);
  nCol = argc-2;
  azCol = (char **)sqlite3_malloc(nCol*sizeof(char *));
  if( !azCol ){
    sqlite3_result_error_nomem(context);
    goto exprtest_out;
  }
  for(ii=0; ii<nCol; ii++){
    azCol[ii] = (char *)sqlite3_value_text(argv[ii+2]);
  }

  if( bRebalance ){
    char *zDummy = 0;
    rc = sqlite3Fts3ExprParse(
        pTokenizer, 0, azCol, 0, nCol, nCol, zExpr, nExpr, &pExpr, &zDummy
    );
    assert( rc==SQLITE_OK || pExpr==0 );
    sqlite3_free(zDummy);
  }else{
................................................................................
    sqlite3_result_text(context, zBuf, -1, SQLITE_TRANSIENT);
    sqlite3_free(zBuf);
  }

  sqlite3Fts3ExprFree(pExpr);

exprtest_out:
  if( pTokenizer ){
    rc = pTokenizer->pModule->xDestroy(pTokenizer);
  }
  sqlite3_free(azCol);
}

static void fts3ExprTest(
  sqlite3_context *context,
  int argc,
  sqlite3_value **argv
){
  fts3ExprTestCommon(0, context, argc, argv);
}
static void fts3ExprTestRebalance(
  sqlite3_context *context,
  int argc,
  sqlite3_value **argv
){
  fts3ExprTestCommon(1, context, argc, argv);
}

/*
** Register the query expression parser test function fts3_exprtest() 
** with database connection db. 
*/
int sqlite3Fts3ExprInitTestInterface(sqlite3 *db, Fts3Hash *pHash){
  int rc = sqlite3_create_function(
      db, "fts3_exprtest", -1, SQLITE_UTF8, (void*)pHash, fts3ExprTest, 0, 0
  );
  if( rc==SQLITE_OK ){
    rc = sqlite3_create_function(db, "fts3_exprtest_rebalance", 
        -1, SQLITE_UTF8, (void*)pHash, fts3ExprTestRebalance, 0, 0
    );
  }
  return rc;
}

#endif
#endif /* !defined(SQLITE_CORE) || defined(SQLITE_ENABLE_FTS3) */

Changes to test/fts3expr4.test.

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set sqlite_fts3_enable_parentheses 1

proc test_fts3expr {tokenizer expr} {
  db one {SELECT fts3_exprtest($tokenizer, $expr, 'a', 'b', 'c')}
}

proc do_icu_expr_test {tn expr res} {

  uplevel [list do_test $tn [list test_fts3expr icu $expr] [list {*}$res]]
}

proc do_simple_expr_test {tn expr res} {
  uplevel [list do_test $tn [list test_fts3expr simple $expr] [list {*}$res]]
}

#-------------------------------------------------------------------------







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set sqlite_fts3_enable_parentheses 1

proc test_fts3expr {tokenizer expr} {
  db one {SELECT fts3_exprtest($tokenizer, $expr, 'a', 'b', 'c')}
}

proc do_icu_expr_test {tn expr res} {
  set res2 [list {*}$res]
  uplevel [list do_test $tn [list test_fts3expr "icu en_US" $expr] $res2]
}

proc do_simple_expr_test {tn expr res} {
  uplevel [list do_test $tn [list test_fts3expr simple $expr] [list {*}$res]]
}

#-------------------------------------------------------------------------