unit TestBasics;

{$IFDEF FPC}
  {$mode objfpc}{$H+}
{$ENDIF}

interface

uses
  fpcunit, testutils, testregistry, testdecorator,
  Classes, SysUtils;

type

  { TTestBasics }

  TTestBasics = class(TTestCase)
  private
  protected
  published
    procedure TestParseSQL;
  end;

implementation

uses db, toolsunit;


{ TTestBasics }

procedure TTestBasics.TestParseSQL;
var Params  : TParams;
    ReplStr : string;
    pb      : TParamBinding;
begin
  Params := TParams.Create;
  AssertEquals(     'select * from table where id = $1',
    params.ParseSQL('select * from table where id = :id',true,True,True,psPostgreSQL));

  AssertEquals(     'select * from table where id = $1',
    params.ParseSQL('select * from table where id = :id',false,True,True,psPostgreSQL));

  AssertEquals(     'update test set 1=$1 2=$2 3=$3 4=$4 5=$5 6=$6 7=$7 8=$8 9=$9 where (id = $2)',
    params.ParseSQL('update test set 1=:1 2=:2 3=:par3 4=:par4 5=:par5 6=:par6 7=:par7 8=:par8 9=:par9 where (id = :2)',true,True,True,psPostgreSQL));

  AssertEquals(     'update test set 1=$1 2=$2 3=$3 4=$4 5=$5 6=$6 7=$7 8=$8 9=$9 where (id = $3) and (test=''$test'')',
    params.ParseSQL('update test set 1=:1 2=:2 3=:par3 4=:par4 5=:par5 6=:par6 7=:par7 8=:par8 9=:par9 where (id = :par3) and (test=''$test'')',true,true,true,psPostgreSQL));

  AssertEquals(     'update test set 1=$1 2=$2 3=$3 4=$4 5=$5 6=$6 7=$7 8=$8 9=$9 10=$10 11=$11 12=$5 where (id = $3) and (test=''$test'')',
    params.ParseSQL('update test set 1=:1 2=:2 3=:par3 4=:par4 5=:par5 6=:par6 7=:par7 8=:par8 9=:par9 10=:par10 11=:11 12=:par5 where (id = :par3) and (test=''$test'')',true,true,true,psPostgreSQL));

  AssertEquals(     'select * from table where id = $1',
    params.ParseSQL('select * from table where id = :id',true,true,false,psSimulated,pb,ReplStr));
  AssertEquals('$',ReplStr);

  AssertEquals(     'update test set 1=$1 2=$2 3=$3 4=$4 5=$5 6=$6 7=$7 8=$8 9=$9 where (id = $2)',
    params.ParseSQL('update test set 1=:1 2=:2 3=:par3 4=:par4 5=:par5 6=:par6 7=:par7 8=:par8 9=:par9 where (id = :2)',true,true,false,psSimulated,pb,ReplStr));
  AssertEquals('$',ReplStr);

  AssertEquals(     'update test set 1=$$1 2=$$2 3=$$3 4=$$4 5=$$5 6=$$6 7=$$7 8=$$8 9=$$9 where (id = $$3) and (test=''$test'')',
    params.ParseSQL('update test set 1=:1 2=:2 3=:par3 4=:par4 5=:par5 6=:par6 7=:par7 8=:par8 9=:par9 where (id = :par3) and (test=''$test'')',true,true,false,psSimulated,pb,ReplStr));
  AssertEquals('$$',ReplStr);

  AssertEquals(     'update test set 1=$$1 2=$$2 3=$$3 4=$$4 5=$$5 6=$$6 7=$$7 8=$$8 9=$$9 10=$$10 11=$$11 12=$$5 where (id = $$3) and (test=''$test'')',
    params.ParseSQL('update test set 1=:1 2=:2 3=:par3 4=:par4 5=:par5 6=:par6 7=:par7 8=:par8 9=:par9 10=:par10 11=:11 12=:par5 where (id = :par3) and (test=''$test'')',true,True,True,psSimulated));
  AssertEquals('$$',ReplStr);

  AssertEquals(     'update test set 1=$$$1 2=$$$2 3=$$$3 4=$$$4 5=$$$5 6=$$$6 7=$$$7 8=$$$8 9=$$$9 10=$$$10 11=$$$11 12=$$$5 where (id$$ = $$$3) and (test$=''$test'')',
    params.ParseSQL('update test set 1=:1 2=:2 3=:par3 4=:par4 5=:par5 6=:par6 7=:par7 8=:par8 9=:par9 10=:par10 11=:11 12=:par5 where (id$$ = :par3) and (test$=''$test'')',true,true,False,psSimulated,pb,ReplStr));
  AssertEquals('$$$',ReplStr);

  AssertEquals(     'select * from table where id = ?',
    params.ParseSQL('select * from table where id = :id',true,true,true,psInterbase));

// Test escape-sequences:
  AssertEquals(     'select * from table where ''id '''' = :id''',
    params.ParseSQL('select * from table where ''id '''' = :id''',true,False,True,psPostgreSQL));

  AssertEquals(     'select * from table where "id "" = :id"',
    params.ParseSQL('select * from table where "id "" = :id"',true,False,True,psPostgreSQL));

  AssertEquals(     'select * from table where "id \" = :id"',
    params.ParseSQL('select * from table where "id \" = :id"',true,True,False,psPostgreSQL));

  AssertEquals(     'select * from table where "id \" = $1',
    params.ParseSQL('select * from table where "id \" = :id',true,False,False,psPostgreSQL));

  AssertEquals(     'select * from table where "id  = :id\',
    params.ParseSQL('select * from table where "id  = :id\',true,True,True,psInterbase));

  Params.Free;
end;

initialization
  RegisterTest(TTestBasics);
end.