Files
harbour-core/harbour/tests/working/debugtst.prg
Eddie Runia 3d0bcacc10 Logical equivalence tests added hvm.c
Used in debugtst.prg
1999-05-09 20:00:06 +00:00

532 lines
13 KiB
Plaintext

/* $Doc$
* $Description$ Debug function tests.
* Based on classes.prg
* $Requirement$ source\tools\debug.c
* source\rtl\classes.c (1999/05/97)
* source\rtl\itemapi.c (1999/05/04)
* $Date$
* $End$ */
//
// Warning : This program contains abstract high level Harbour Power !!!!
//
#define DATA_SYMBOL 1
#define DATA_VAL 2
function Main()
local oForm := TForm():New()
local nNumber := 15
QOut( oForm:ClassName() )
oForm:Show()
QOut()
QOut( "-DEBUG Functions-")
Debug( oForm:Transfer() )
oForm:Transfer( {"nLeft", 50}, {"nRight", 100} )
QOut( "-Statics-" )
Debug( __aStatic() )
QOut( "-Global Stack-" )
Debug ( __aGlobalStack() )
QOut( "-Local Stack-" )
Debug ( __aStack() )
QOut( "-Parameters-" )
Debug ( __aParam() )
Pause()
FuncSecond( 241, "Hello" )
return nil
function Pause()
return __Accept("")
function FuncSecond( nParam, cParam, uParam )
local cWhat := "Something"
local nNumber := 2
local xParam
local xStack
QOut()
QOut( "-Second procedure-")
QOut()
QOut( "-Statics-" )
Debug ( __aStatic() )
QOut()
QOut( "-Global Stack- Len=", __GlobalStackLen() )
Debug ( __aGlobalStack() )
QOut()
QOut( "-Local Stack- Len=", __StackLen() )
xStack := Debug ( __aStack() )
QOut()
QOut( "-Parameters-" )
xParam := Debug( __aParam() )
if xParam[ xStack[ 7 ] ] == "Hello"
QOut( ":-)" )
endif
Pause()
return nil
/* $Doc$
* $FuncName$ <xRet> Default( <xArg>, <xDefault> )
* $Description$ If argument is not set, return default
* $End$ */
function Default( xArg, xDef )
return if( ValType(xArg) != ValType(xDef), xDef, xArg )
/* $Doc$
* $FuncName$ <cOut> ToChar( <xTxt>, [cSeparator], [lDebug] )
* $Description$ Convert to character
* $Arguments$ <xTxt> : Item to write
* [cSeparator] : Separator for arrays
* [lDebug] : .T. -> Write debug output
*
* In DEBUG mode :
*
* It will show the xItem according to the following format :
*
* <num> Numerical
* dd/mm/yyyy Date
* "<chr>" Character
* {<el1>, <el2>, ...} Array
* NIL NIL
* .T. / .F. Boolean
* <ClassName>(<ClassH>):{<DataSymbol1>:<val1>, ... }
* Object
*
*
* $End$ */
function ToChar( xTxt, cSeparator, lDebug )
local cValTxt
local cOut
local n
local nLen
local aData
cSeparator := Default( cSeparator, " " )
lDebug := Default( lDebug, .F. )
cValTxt := ValType( xTxt )
do case
case cValTxt=="C" .or. cValTxt=="M" // Character
cOut := if( lDebug, '"'+xTxt+'"', xTxt )
case cValTxt=="N" // Numeric
cOut := Alltrim(Str(xTxt))
case cValTxt=="U" // Nothing to write
cOut := if( lDebug, "NIL", "" )
case cValTxt=="D" // Date
cOut := TransForm(xTxt, "")
case cValTxt=="L" // Logical
if lDebug
cOut := if( xTxt, ".T.", ".F." )
else
cOut := if( xTxt, "True", "False" )
endif
case cValTxt=="A" // Array
if lDebug
cOut += "{"
else
cOut := ""
endif
nLen := Len( xTxt )
for n := 1 to nLen // For each item : Recurse !
cOut += ToChar( xTxt[n], cSeparator, lDebug )
if n != nLen
cOut += cSeparator
endif
next n
if lDebug
cOut += "}"
endif
case cValTxt=="B" // Codeblock
if lDebug
cOut := "Block"
else
cOut := Eval( xTxt )
endif
case cValTxt=="O" // Object
if lDebug
cOut := xTxt:ClassName() + "(#" + ToChar( xTxt:ClassH() ) + "):{"
aData := aoGet( xTxt )
nLen := Len( aData )
for n := 1 to nLen // For each item : Recurse !
cOut += aData[n][DATA_SYMBOL] + ":" + ;
ToChar( aData[n][DATA_VAL], cSeparator, lDebug )
if n != nLen
cOut += cSeparator
endif
next n
cOut += "}"
else
cOut := ToChar( xTxt:Run(), cSeparator, lDebug )
endif
endcase
return cOut
//
// <xItem> Debug ( <xItem> )
//
// Non-volatile debugging function showing contents of xItem and returing
// passed argument.
//
function Debug( xItem )
QOut( ToChar( xItem, ", ", .T. ) )
return xItem
/* $Doc$
* $FuncName$ <oForm> TForm()
* $Description$ Returns TForm object
* $End$ */
function TForm()
static oClass
if oClass == nil
oClass = TClass():New( "TFORM" ) // starts a new class definition
oClass:AddData( "cName" ) // define this class objects datas
oClass:AddData( "nTop" )
oClass:AddData( "nLeft" )
oClass:AddData( "nBottom" )
oClass:AddData( "nRight" )
oClass:AddMethod( "aExcept", @Virtual() )
// Export exceptions
oClass:AddMethod( "New", @New() ) // define this class objects methods
oClass:AddMethod( "Show", @Show() )
oClass:AddMethod( "Transfer", @Transfer() )
oClass:Create() // builds this class
endif
return oClass:Instance() // builds an object of this class
/* $Doc$
* $FuncName$ <oForm> TForm:New()
* $Description$ Constructor
* $End$ */
static function New()
local Self := QSelf()
::nTop = 10
::nLeft = 10
::nBottom = 20
::nRight = 40
return Self
/* $Doc$
* $FuncName$ TForm:Show()
* $Description$ Show a form
* $End$ */
static function Show()
local Self := QSelf()
QOut( "lets show a form from here :-)" )
return nil
//
// <xRet> TForm:Transfer( [<xArg,..>] )
//
// Generic object import and export function
//
// <xArg> is present.
//
// Maximum number of arguments passed is limited to 10 !
//
// An argument can be one of the following :
//
// { <cSymbol>, <xValue> } Set DATA <cSymbol> to <xValue>
// { { <cSym1>, <xVal1> }, { <cSym2>, <xVal2> }, ... }
// Set a whole list symbols to value
// Normal way of set objects from external
// sources, like memo files.
// <oObject> Set self according to the DATA
// contained in <oObject>
// Can be used to transfer info from
// one class to another
//
// If <xArg> is not present, the current object will be returned as an array
// for description see aoSet / aoGet.
//
// The method aExcept() is called to determine the DATA which should not
// be returned. Eg. hWnd ( do not copy this DATA from external source )
//
// Say we want to copy oSource into oTarget we say :
//
// oTarget:Transfer( oSource )
//
// If we do not want 'cName' duplicated we have to use aoGet :
//
// aNewExcept := aClone( oSource:aExcept() )
// aAdd( aNewExcept, "cName" ) /* Add cName to exception list */
// oTarget:Transfer( aoGet( oSource, aNewExcept ) )
// /* Get DATA from oSource with new exceptions */
// /* Transfer DATA to oTarget */
//
// To set two DATA of oTarget :
//
// oTarget:Transfer( { "nLeft", 10 }, { "nRight", 5 } )
//
// or :
//
// aCollect := {}
// aAdd( aCollect, { "nLeft" , 10 } )
// aAdd( aCollect, { "nRight", 5 } )
// oTarget:Transfer( aCollect )
//
// Copy oSource to a memo field :
//
// DbObject->Memo := oSource:Transfer()
//
// (Re)create oTarget from the memo field :
//
// oTarget := TTarget():New()
// oTarget:Transfer( DbObject->Memo )
//
static function Transfer( x1,x2,x3,x4,x5,x6,x7,x8,x9,x10 /* etc */ )
local self := QSelf()
local aParam := __aParam()
local nLen := Len( aParam ) // PCount() not implemented
local xRet
local xData
local n
if nLen == 0
xRet := aOGet( self, ::aExcept() )
else
for n := 1 to nLen
xData := aParam[ n ]
if ValType( xData ) == "A"
if ValType( xData[1] ) == "A" // 2D array passed
xRet := aOSet( self, xData )
else // 1D array passed
xRet := aOSet( self, {xData} )
endif
elseif ValType( xData ) == "O" // Object passed
xRet := ::Transfer( xData:Transfer() )
elseif ValType( xData ) != "U"
QOut( "TRANSFER: Incorrect argument(", n, ") ", xData )
endif
next n
endif
return xRet
static function Virtual() /* Not implemented ?? */
return nil
//
// aData aOData( oObject )
//
// Return an array containing the names of all the data items of oObject.
//
function aOData( oObject, lDataMethod )
local aInfo := aSort( oObject:ClassSel() )
local aData := {}
local n := 1
local nLen := Len( aInfo )
local lFoundDM // Found DATA ?
lDataMethod := Default( lDataMethod, .T. )
do while n <= nLen .and. Substr( aInfo[ n ], 1, 1 ) != "_"
/* If in range and no set function found yet ( set functions begin with a */
/* leading underscore ). */
lFoundDM := !Empty( aScan( aInfo, "_" + aInfo[ n ], n + 1 ) )
/* Find position of matching set function in array with all symbols */
if lFoundDM == lDataMethod // If found -> DATA
// else METHOD
aAdd( aData, aInfo[ n ] )
endif
n++
enddo
return aData
//
// aData aOMethod( oObject )
//
// Return an array containing the names of all the method of oObject.
//
function aOMethod( oObject )
return aOData( oObject, .F. )
// local aInfo := aSort( oObject:ClassSel() )
// local aData := {}
// local n := 1
// local nLen := Len( aInfo )
// do while n <= nLen .and. Substr( aInfo[ n ], 1, 1 ) != "_"
// if Empty( aScan( aInfo, "_" + aInfo[ n ], n + 1 ) )
// aAdd( aData, aInfo[ n ] )
// endif
// n++
// enddo
//return aData
//
// <aData> aOGet( <oObject>, [<aExcept>] )
//
// Basically the same as aOData except that it returns a 2D array
// containing :
//
// [x][1] Symbol name
// [x][2] Value of DATA
//
// aExcept is an optional list of DATA you do not want to collect
//
function aOGet( oObject, aExcept )
local aDataSymbol := aoData( oObject )
local nLen := Len( aDataSymbol )
local aData := {}
local cSymbol
local n
aExcept := Default( aExcept, {} )
for n := 1 to nLen
cSymbol := aDataSymbol[ n ]
if Empty( aScan( aExcept, cSymbol ) )
aAdd( aData, { cSymbol, oSend( oObject, cSymbol ) } )
endif
next n
return aData
//
// aOSet( <oObject>, <aData> )
//
// The reverse of aOGet. It puts an 2D array of DATA into an object.
//
function aOSet( oObject, aData )
local n
local nLen := Len( aData )
// aEval( aData, ; // Still losing 2 block
// {|aItem| oSend( oObject, "_"+aItem[DATA_SYMBOL], aItem[DATA_VAL] ) } )
for n := 1 to nLen
oSend( oObject, "_" + aData[n][DATA_SYMBOL], aData[n][DATA_VAL] )
// Send the message
next n
return oObject
//
// <aSorted> aSort( <aUnsorted>, [nStart], [nCount], [bBlock] )
//
// Sort an array
//
function aSort( aIn, nStart, nCount, bBlock )
nStart := Default( nStart, 1 )
QuickSort( aIn, ;
nStart, ;
Default( nCount, Len(aIn) - nStart + 1 ), ;
Default( bBlock, {| x, y | x < y } ) )
return aIn
//
// QuickSort( <aSort>, <nLeft>, <nRight>, <bOrder> )
//
// Perform a QuickSort of <aSort>.
//
// For instructions :
// http://monty.cnri.reston.va.us/grail/demo/quicksort/quicksort.htm
//
function QuickSort( aSort, nLeft, nRight, bOrder )
local nUp := nLeft
local nDown := nRight
local xMiddle := aSort[ ( nLeft + nRight ) / 2 ]
local xTemp
local lOk := .T.
do while lOk
do while Eval( bOrder, aSort[ nUp ], xMiddle )
nUp++
enddo
do while Eval( bOrder, xMiddle, aSort[ nDown ] )
nDown--
enddo
if nUp <= nDown
if nUp != nDown
xTemp := aSort[ nUp ]
aSort[ nUp ] := aSort[ nDown ]
aSort[ nDown ] := xTemp
endif
nUp++
nDown--
endif
lOk := nUp <= nDown
enddo
if nLeft < nDown
QuickSort( aSort, nLeft, nDown , bOrder )
endif
if nUp < nRight
QuickSort( aSort, nUp , nRight, bOrder )
endif
return nil