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Overview
Comment:Fix a problem with reading utf-8 encoded text values from the database when the first byte of the text is 0x02.
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SHA1: 2711bdb5fd147e8a20a049689396d50a599a8292
User & Date: dan 2013-07-04 17:17:34.152
Context
2013-07-04
18:44
Copy the new version of script "like.test" from sqlite3 to this project. Then tweak it to work. check-in: 1468464069 user: dan tags: trunk
17:17
Fix a problem with reading utf-8 encoded text values from the database when the first byte of the text is 0x02. check-in: 2711bdb5fd user: dan tags: trunk
2013-06-29
20:12
Also run legacy scripts index.test and laststmtchanges.test. check-in: de90289df1 user: dan tags: trunk
Changes
Unified Diff Ignore Whitespace Patch
Changes to src/vdbecodec.c.
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      n = sqlite4PutVarint64(aAux[i].z, (sqlite4_uint64)e);
      n += sqlite4PutVarint64(aAux[i].z+n, p->m);
      aAux[i].n = n;
      aOut[nOut++] = n+9;
      nPayload += n;
    }else if( flags & MEM_Str ){
      n = aIn[i].n;
      if( n && (encoding!=SQLITE4_UTF8 || aIn[i].z[0]<2) ) n++;
      nPayload += n;
      nOut += sqlite4PutVarint64(aOut+nOut, 22+3*(sqlite4_int64)n);
    }else{
      n = aIn[i].n;
      assert( flags & MEM_Blob );
      nPayload += n;
      nOut += sqlite4PutVarint64(aOut+nOut, 23+3*(sqlite4_int64)n);








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      n = sqlite4PutVarint64(aAux[i].z, (sqlite4_uint64)e);
      n += sqlite4PutVarint64(aAux[i].z+n, p->m);
      aAux[i].n = n;
      aOut[nOut++] = n+9;
      nPayload += n;
    }else if( flags & MEM_Str ){
      n = aIn[i].n;
      if( n && (encoding!=SQLITE4_UTF8 || aIn[i].z[0]<3) ) n++;
      nPayload += n;
      nOut += sqlite4PutVarint64(aOut+nOut, 22+3*(sqlite4_int64)n);
    }else{
      n = aIn[i].n;
      assert( flags & MEM_Blob );
      nPayload += n;
      nOut += sqlite4PutVarint64(aOut+nOut, 23+3*(sqlite4_int64)n);
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      memcpy(aOut+nOut, aAux[i].z, aAux[i].n);
      nOut += aAux[i].n;
    }else if( flags & MEM_Str ){
      n = aIn[i].n;
      if( n ){
        if( encoding==SQLITE4_UTF16LE ) aOut[nOut++] = 1;
        else if( encoding==SQLITE4_UTF16BE ) aOut[nOut++] = 2;
        else if( aIn[i].z[0]<2 ) aOut[nOut++] = 0;
        memcpy(aOut+nOut, aIn[i].z, n);
        nOut += n;
      }
    }else{
      assert( flags & MEM_Blob );
      memcpy(aOut+nOut, aIn[i].z, aIn[i].n);
      nOut += aIn[i].n;








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      memcpy(aOut+nOut, aAux[i].z, aAux[i].n);
      nOut += aAux[i].n;
    }else if( flags & MEM_Str ){
      n = aIn[i].n;
      if( n ){
        if( encoding==SQLITE4_UTF16LE ) aOut[nOut++] = 1;
        else if( encoding==SQLITE4_UTF16BE ) aOut[nOut++] = 2;
        else if( aIn[i].z[0]<3 ) aOut[nOut++] = 0;
        memcpy(aOut+nOut, aIn[i].z, n);
        nOut += n;
      }
    }else{
      assert( flags & MEM_Blob );
      memcpy(aOut+nOut, aIn[i].z, aIn[i].n);
      nOut += aIn[i].n;
︙︙
Changes to test/permutations.test.
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  in.test in2.test in3.test in4.test
  index.test index2.test index3.test index4.test 
  insert.test insert2.test insert3.test insert5.test
  join.test join2.test join3.test join4.test join5.test join6.test
  keyword1.test
  laststmtchanges.test
  limit.test

  main.test
  manydb.test
  misc5.test misc6.test
  misuse.test
  notnull.test
  null.test
  num.test num2.test








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  in.test in2.test in3.test in4.test
  index.test index2.test index3.test index4.test 
  insert.test insert2.test insert3.test insert5.test
  join.test join2.test join3.test join4.test join5.test join6.test
  keyword1.test
  laststmtchanges.test
  limit.test
  like2.test
  main.test
  manydb.test
  misc5.test misc6.test
  misuse.test
  notnull.test
  null.test
  num.test num2.test
︙︙
Changes to test/simple.test.
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} {0.0}

#-------------------------------------------------------------------------
reset_db
do_execsql_test 84.1 {
  SELECT 1e600 * 1e600 * 0.0;
} {{}}














finish_test









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} {0.0}

#-------------------------------------------------------------------------
reset_db
do_execsql_test 84.1 {
  SELECT 1e600 * 1e600 * 0.0;
} {{}}

#-------------------------------------------------------------------------
reset_db
do_execsql_test 85.1 {
  CREATE TABLE t1(x INT, y COLLATE NOCASE);
  INSERT INTO t1(x,y) VALUES(2,CAST(x'02' AS TEXT));
  CREATE TABLE t3(x INT, y COLLATE NOCASE);
  INSERT INTO t3 SELECT x, 'abc' || y || 'xyz' FROM t1;
  CREATE INDEX i3 ON t3(y);
  SELECT x FROM t3 WHERE y LIKE 'abcX%';
} {}



finish_test