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{****************************************************************}
{ CODE GENERATOR TEST PROGRAM }
{ By Carl Eric Codere }
{****************************************************************}
{ NODE TESTED : secondcalln() }
{****************************************************************}
{ PRE-REQUISITES: secondload() }
{ secondassign() }
{ secondtypeconv() }
{ secondtryexcept() }
{****************************************************************}
{ DEFINES: }
{ FPC = Target is FreePascal compiler }
{****************************************************************}
{ REMARKS: This tests secondcalln(), genentrycode() and }
{ genexitcode(). }
{ }
{ }
{****************************************************************}
program tcall;
{$ifdef fpc}{$mode objfpc}{$endif}
uses SysUtils;
{
class:
class constructor
1a - success
1b - failure
2 class destructor
3 class method
4 virtual method
5 abstract method
6 static method
object:
object constructor
7a - success
7b - failure
8 object destructor
9 method
10 virtual method
standard:
11 function
12 procedure
13 procedure variable
modifiers:
no parameters 1a 1b
parameters
- const 1a
- value 1a
- variable 1a
- mixed 1a
explicit self parameter
operator directive
assembler directive
interrupt directive
inline directive
cdecl directive
pascal directive
safecall directive
stdcall directive
oldfpcall directive
register directive
}
const
GLOBAL_RESULT = $55;
var
globalresult : integer;
failed : boolean;
type
tclass1 = class
constructor create_none; { class constructor }
constructor create_value(l:longint;b: byte);
constructor create_var(var l:longint;var b: byte);
constructor create_const(const l:longint; const b: byte);
constructor create_mixed(var a: byte; b: byte; var c: byte; const d: byte);
end;
tclass2 = class
constructor create_none; { class constructor }
public
b: array[1..$66666666] of byte;
end;
constructor tclass1.create_none;
begin
Inherited create;
globalresult:=GLOBAL_RESULT;
end;
constructor tclass1.create_value(l:longint;b: byte);
begin
Inherited create;
globalresult:=b;
end;
constructor tclass1.create_var(var l:longint;var b: byte);
begin
Inherited create;
b:=GLOBAL_RESULT;
end;
constructor tclass1.create_const(const l:longint; const b: byte);
begin
Inherited create;
globalresult := GLOBAL_RESULT;
end;
constructor tclass1.create_mixed(var a: byte; b: byte; var c: byte; const d: byte);
begin
Inherited create;
globalresult := GLOBAL_RESULT;
end;
constructor tclass2.create_none;
begin
Inherited create;
{ the next line will normally not be reached, else
it's a failure }
globalresult:=0;
end;
procedure fail;
begin
WriteLn('Failure.');
halt(1);
end;
function myheaperrornil(size : longint): integer;
begin
myheaperrornil:=1;
end;
function myheaperrorexception(size : longint): integer;
begin
myheaperrorexception:=0;
end;
var
class_none: tclass1;
class_value: tclass1;
class_var: tclass1;
class_const: tclass1;
class_mixed: tclass1;
class_none_fail : tclass2;
a,b,c,d: byte;
l:longint;
Begin
{ reset test variables }
globalresult := 0;
failed := false;
write('class constructor testing...');
{ secondcalln : class constructor success }
class_none:=tclass1.create_none;
if globalresult <> GLOBAL_RESULT then
failed:= true;
globalresult := 0;
class_value:=tclass1.create_value(0,GLOBAL_RESULT);
if globalresult <> GLOBAL_RESULT then
failed:= true;
globalresult := 0;
b:=0;
class_var:=tclass1.create_var(l,b);
globalresult:=b;
if globalresult <> GLOBAL_RESULT then
failed:= true;
globalresult := 0;
b:=GLOBAL_RESULT;
class_const:=tclass1.create_const(l,b);
if globalresult <> GLOBAL_RESULT then
failed:= true;
globalresult := 0;
b:=0;
a:=0;
c:=0;
d:=GLOBAL_RESULT;
class_mixed:=tclass1.create_mixed(a,b,c,d);
if globalresult <> GLOBAL_RESULT then
failed:= true;
{$ifdef dummy}
globalresult := GLOBAL_RESULT;
{ secondcalln : class constructor failure, when getmem returns 0,
that will call class_help_fail and abort class construction }
heaperror := @myheaperrornil;
try
class_none_fail:=tclass2.create_none;
except
on EOutOfMemory do globalresult:=0;
end;
if globalresult <> GLOBAL_RESULT then
failed:= true;
{ secondcalln : class constructor failure, getmem gives a runtime error
that will be translated to a exception and the exception shall be catched
here }
globalresult := 0;
heaperror := @myheaperrorexception;
try
class_none_fail:=tclass2.create_none;
except
on EOutOfMemory do globalresult:=GLOBAL_RESULT;
end;
if globalresult <> GLOBAL_RESULT then
failed:= true;
{$endif dummy}
if failed then
fail
else
WriteLn('Passed!');
end.
|
