* Patch from Mattias Gaertner

   - more tests
   - case-of: added option to change between switch and if-else
   - Some changes to the way the implementation block is generated for units.

git-svn-id: trunk@35055 -

packages/fcl-js/src/jstree.pp

@@ -883,7 +883,7 @@ Type
     Destructor Destroy; override;
     Property Cond : TJSelement Read FCond Write FCond;
     Property Cases : TJSCaseElements Read FCases;
-    Property TheDefault : TJSCaseelement Read FDefault Write FDefault; // one of Cases
+    Property TheDefault : TJSCaseElement Read FDefault Write FDefault; // one of Cases
   end;
 
   { TJSLabeledStatement - e.g. 'TheLabel : A' }

packages/fcl-js/src/jswriter.pp

@@ -136,7 +136,7 @@ Type
     Procedure WriteIfStatement(El: TJSIfStatement);virtual;
     Procedure WriteSourceElements(El: TJSSourceElements);virtual;
     Procedure WriteStatementList(El: TJSStatementList);virtual;
-    Procedure WriteTryStatement(el: TJSTryStatement);virtual;
+    Procedure WriteTryStatement(El: TJSTryStatement);virtual;
     Procedure WriteVarDeclaration(El: TJSVarDeclaration);virtual;
     Procedure WriteWithStatement(El: TJSWithStatement);virtual;
     Procedure WriteVarDeclarationList(El: TJSVariableDeclarationList);virtual;
@@ -426,7 +426,7 @@ Var
   S : String;
 begin
   if V.CustomValue<>'' then
-    S:=V.CustomValue
+    S:=JSStringToStr(V.CustomValue)
   else
     Case V.ValueType of
       jstUNDEFINED : S:='undefined';
@@ -821,7 +821,7 @@ begin
   WriteJS(EL.LHS);
   S:=El.OperatorString;
   If Not (woCompact in Options) then
-      S:=' '+S+' ';
+    S:=' '+S+' ';
   Write(s);
   WriteJS(EL.Expr);
 end;
@@ -841,11 +841,16 @@ procedure TJSWriter.WriteIfStatement(El: TJSIfStatement);
 
 begin
   Write('if (');
-  WriteJS(EL.Cond);
-  Write(') ');
-  WriteJS(El.BTrue);
+  WriteJS(El.Cond);
+  Write(')');
+  If Not (woCompact in Options) then
+    Write(' ');
+  if (El.BTrue<>nil) and (not (El.BTrue is TJSEmptyStatement)) then
+    WriteJS(El.BTrue);
   if Assigned(El.BFalse) then
     begin
+    if (El.BTrue=nil) or (El.BTrue is TJSEmptyStatement) then
+      Write('{}');
     Write(' else ');
     WriteJS(El.BFalse)
     end;
@@ -929,15 +934,15 @@ begin
   C:=(woCompact in Options);
   Write('switch (');
   If Assigned(El.Cond) then
-    WriteJS(EL.Cond);
+    WriteJS(El.Cond);
   if C then
     Write(') {')
   else
     Writeln(') {');
-  For I:=0 to EL.Cases.Count-1 do
+  For I:=0 to El.Cases.Count-1 do
     begin
-    EC:=EL.Cases[i];
-    if EC=EL.TheDefault then
+    EC:=El.Cases[i];
+    if EC=El.TheDefault then
       Write('default')
     else
       begin
@@ -950,14 +955,22 @@ begin
       Writeln(':');
     if Assigned(EC.Body) then
       begin
+      FSkipBrackets:=true;
+      Indent;
       WriteJS(EC.Body);
+      Undent;
+      if Not ((EC.Body is TJSStatementList) or (EC.Body is TJSEmptyBlockStatement)) then
+        if C then
+          Write('; ')
+        else
+          Writeln(';');
+      end
+    else
+      begin
       if C then
-        begin
-        if Not ((EC.Body is TJSStatementList) or (EC.Body is TJSEmptyBlockStatement)) then
-          write('; ')
-        end
+        Write('; ')
       else
-        Writeln('');
+        Writeln(';');
       end;
     end;
   Write('}');
@@ -1017,7 +1030,7 @@ begin
   WriteJS(EL.A);
 end;
 
-procedure TJSWriter.WriteTryStatement(el: TJSTryStatement);
+procedure TJSWriter.WriteTryStatement(El: TJSTryStatement);
 
 Var
   C : Boolean;
@@ -1034,7 +1047,6 @@ begin
     Write('} ')
   else
     begin
-    Writeln('');
     Writeln('}');
     end;
   If (El is TJSTryCatchFinallyStatement) or (El is TJSTryCatchStatement) then
@@ -1045,7 +1057,7 @@ begin
     else
       Writeln(') {');
     Indent;
-    WriteJS(EL.BCatch);
+    WriteJS(El.BCatch);
     Undent;
     If C then
       if (El is TJSTryCatchFinallyStatement) then
@@ -1065,15 +1077,10 @@ begin
     else
       Writeln('finally {');
     Indent;
-    WriteJS(EL.BFinally);
+    FSkipBrackets:=True;
+    WriteJS(El.BFinally);
     Undent;
-    If C then
-      Write('}')
-    else
-      begin
-      Writeln('');
-      Writeln('}');
-      end;
+    Write('}');
     end;
 end;
 

packages/pastojs/tests/tcmodules.pas

@@ -14,7 +14,8 @@
  **********************************************************************
 
  Examples:
-    ./testpas2js --suite=TTestModuleConverter.TestEmptyProgram
+    ./testpas2js --suite=TTestModule.TestEmptyProgram
+    ./testpas2js --suite=TTestModule.TestEmptyUnit
 }
 unit tcmodules;
 
@@ -92,8 +93,9 @@ type
     procedure TearDown; override;
     Procedure Add(Line: string);
     Procedure StartParsing;
-    Procedure ParseModule;
+    procedure ParseModule;
     procedure ParseProgram;
+    procedure ParseUnit;
   protected
     function FindModuleWithFilename(aFilename: string): TTestEnginePasResolver;
     function AddModule(aFilename: string): TTestEnginePasResolver;
@@ -102,7 +104,10 @@ type
       ImplementationSrc: string): TTestEnginePasResolver;
     procedure AddSystemUnit;
     procedure StartProgram(NeedSystemUnit: boolean);
+    procedure StartUnit(NeedSystemUnit: boolean);
+    Procedure ConvertModule;
     Procedure ConvertProgram;
+    Procedure ConvertUnit;
     procedure CheckDottedIdentifier(Msg: string; El: TJSElement; DottedName: string);
     function GetDottedIdentifier(El: TJSElement): string;
     procedure CheckSource(Msg,Statements, InitStatements: string);
@@ -128,10 +133,31 @@ type
     property Scanner: TPascalScanner read FScanner;
     property Parser: TTestPasParser read FParser;
   Published
+    // modules
     Procedure TestEmptyProgram;
+    Procedure TestEmptyUnit;
+
+    // vars/const
     Procedure TestVarInt;
+    Procedure TestVarBaseTypes;
+    Procedure TestConstBaseTypes;
+    Procedure TestUnitImplVars;
+    Procedure TestUnitImplConsts;
+    Procedure TestUnitImplRecord;
+
     Procedure TestEmptyProc;
+    Procedure TestAliasTypeRef;
+
+    // functions
+    Procedure TestPrgProcVar;
     Procedure TestProcTwoArgs;
+    Procedure TestUnitProcVar;
+
+    // ToDo: enums
+
+    // statements
+    Procedure TestIncDec;
+    Procedure TestAssignments;
     Procedure TestFunctionInt;
     Procedure TestFunctionString;
     Procedure TestVarRecord;
@@ -140,6 +166,11 @@ type
     Procedure TestRepeatUntil;
     Procedure TestAsmBlock;
     Procedure TestTryFinally;
+    Procedure TestCaseOf;
+    Procedure TestCaseOf_UseSwitch;
+    Procedure TestCaseOfNoElse;
+    Procedure TestCaseOfNoElse_UseSwitch;
+    Procedure TestCaseOfRange;
   end;
 
 function LinesToStr(Args: array of const): string;
@@ -365,22 +396,15 @@ begin
 end;
 
 procedure TTestModule.ParseModule;
-begin
-  StartParsing;
-  Parser.ParseMain(FModule);
-  AssertNotNull('Module resulted in Module',FModule);
-  AssertEquals('modulename',ChangeFileExt(FFileName,''),Module.Name);
-end;
-
-procedure TTestModule.ParseProgram;
 begin
   FFirstPasStatement:=nil;
   try
-    ParseModule;
+    StartParsing;
+    Parser.ParseMain(FModule);
   except
     on E: EParserError do
       begin
-      writeln('ERROR: TTestModule.ParseProgram Parser: '+E.ClassName+':'+E.Message
+      writeln('ERROR: TTestModule.ParseModule Parser: '+E.ClassName+':'+E.Message
         +' File='+Scanner.CurFilename
         +' LineNo='+IntToStr(Scanner.CurRow)
         +' Col='+IntToStr(Scanner.CurColumn)
@@ -390,7 +414,7 @@ begin
       end;
     on E: EPasResolve do
       begin
-      writeln('ERROR: TTestModule.ParseProgram PasResolver: '+E.ClassName+':'+E.Message
+      writeln('ERROR: TTestModule.ParseModule PasResolver: '+E.ClassName+':'+E.Message
         +' File='+Scanner.CurFilename
         +' LineNo='+IntToStr(Scanner.CurRow)
         +' Col='+IntToStr(Scanner.CurColumn)
@@ -400,11 +424,18 @@ begin
       end;
     on E: Exception do
       begin
-      writeln('ERROR: TTestModule.ParseProgram Exception: '+E.ClassName+':'+E.Message);
+      writeln('ERROR: TTestModule.ParseModule Exception: '+E.ClassName+':'+E.Message);
       raise E;
       end;
   end;
+  AssertNotNull('Module resulted in Module',FModule);
+  AssertEquals('modulename',lowercase(ChangeFileExt(FFileName,'')),lowercase(Module.Name));
   TAssert.AssertSame('Has resolver',Engine,Parser.Engine);
+end;
+
+procedure TTestModule.ParseProgram;
+begin
+  ParseModule;
   AssertEquals('Has program',TPasProgram,Module.ClassType);
   FPasProgram:=TPasProgram(Module);
   AssertNotNull('Has program section',PasProgram.ProgramSection);
@@ -414,6 +445,18 @@ begin
       FFirstPasStatement:=TPasImplBlock(PasProgram.InitializationSection.Elements[0]);
 end;
 
+procedure TTestModule.ParseUnit;
+begin
+  ParseModule;
+  AssertEquals('Has unit (TPasModule)',TPasModule,Module.ClassType);
+  AssertNotNull('Has interface section',Module.InterfaceSection);
+  AssertNotNull('Has implementation section',Module.ImplementationSection);
+  if (Module.InitializationSection<>nil)
+      and (Module.InitializationSection.Elements.Count>0)
+      and (TObject(Module.InitializationSection.Elements[0]) is TPasImplBlock) then
+    FFirstPasStatement:=TPasImplBlock(Module.InitializationSection.Elements[0]);
+end;
+
 function TTestModule.FindModuleWithFilename(aFilename: string
   ): TTestEnginePasResolver;
 var
@@ -488,20 +531,29 @@ begin
   Add('');
 end;
 
-procedure TTestModule.ConvertProgram;
+procedure TTestModule.StartUnit(NeedSystemUnit: boolean);
+begin
+  if NeedSystemUnit then
+    AddSystemUnit
+  else
+    Parser.ImplicitUses.Clear;
+  Add('unit Test1;');
+  Add('');
+end;
+
+procedure TTestModule.ConvertModule;
 var
   ModuleNameExpr: TJSLiteral;
   FunDecl, InitFunction: TJSFunctionDeclarationStatement;
   FunDef: TJSFuncDef;
   InitAssign: TJSSimpleAssignStatement;
   FunBody: TJSFunctionBody;
+  InitName: String;
 begin
-  FJSSource:=TStringList.Create;
-  Add('end.');
-  ParseProgram;
   FJSModule:=FConverter.ConvertPasElement(Module,nil) as TJSSourceElements;
+  FJSSource:=TStringList.Create;
   FJSSource.Text:=JSToStr(JSModule);
-  writeln('TTestModule.ConvertProgram JS:');
+  writeln('TTestModule.ConvertModule JS:');
   write(FJSSource.Text);
 
   // rtl.module(...
@@ -519,7 +571,10 @@ begin
   AssertNotNull('module name param',JSModuleCallArgs.Elements.Elements[0].Expr);
   ModuleNameExpr:=JSModuleCallArgs.Elements.Elements[0].Expr as TJSLiteral;
   AssertEquals('module name param is string',ord(jstString),ord(ModuleNameExpr.Value.ValueType));
-  AssertEquals('module name','program',String(ModuleNameExpr.Value.AsString));
+  if Module is TPasProgram then
+    AssertEquals('module name','program',String(ModuleNameExpr.Value.AsString))
+  else
+    AssertEquals('module name',lowercase(Module.Name),String(ModuleNameExpr.Value.AsString));
 
   // main uses section
   AssertNotNull('interface uses section',JSModuleCallArgs.Elements.Elements[1].Expr);
@@ -538,12 +593,39 @@ begin
   FJSModuleSrc:=FunBody.A as TJSSourceElements;
 
   // init this.$main - the last statement
-  AssertEquals('this.$main function 1',true,JSModuleSrc.Statements.Count>0);
-  InitAssign:=JSModuleSrc.Statements.Nodes[JSModuleSrc.Statements.Count-1].Node as TJSSimpleAssignStatement;
-  CheckDottedIdentifier('init function',InitAssign.LHS,'this.$main');
+  if Module is TPasProgram then
+    begin
+    InitName:='$main';
+    AssertEquals('this.'+InitName+' function 1',true,JSModuleSrc.Statements.Count>0);
+    end
+  else
+    InitName:='$init';
+  FJSInitBody:=nil;
+  if JSModuleSrc.Statements.Count>0 then
+    begin
+    InitAssign:=JSModuleSrc.Statements.Nodes[JSModuleSrc.Statements.Count-1].Node as TJSSimpleAssignStatement;
+    if GetDottedIdentifier(InitAssign.LHS)='this.'+InitName then
+      begin
+      InitFunction:=InitAssign.Expr as TJSFunctionDeclarationStatement;
+      FJSInitBody:=InitFunction.AFunction.Body as TJSFunctionBody;
+      end
+    else if Module is TPasProgram then
+      CheckDottedIdentifier('init function',InitAssign.LHS,'this.'+InitName);
+    end;
+end;
+
+procedure TTestModule.ConvertProgram;
+begin
+  Add('end.');
+  ParseProgram;
+  ConvertModule;
+end;
 
-  InitFunction:=InitAssign.Expr as TJSFunctionDeclarationStatement;
-  FJSInitBody:=InitFunction.AFunction.Body as TJSFunctionBody;
+procedure TTestModule.ConvertUnit;
+begin
+  Add('end.');
+  ParseUnit;
+  ConvertModule;
 end;
 
 procedure TTestModule.CheckDottedIdentifier(Msg: string; El: TJSElement;
@@ -556,7 +638,7 @@ begin
   else
     begin
     AssertNotNull(Msg,El);
-    AssertEquals(Msg,DottedName,GetDottedIdentifier(EL));
+    AssertEquals(Msg,DottedName,GetDottedIdentifier(El));
     end;
 end;
 
@@ -574,13 +656,20 @@ end;
 
 procedure TTestModule.CheckSource(Msg, Statements, InitStatements: string);
 var
-  ActualSrc, ExpectedSrc: String;
+  ActualSrc, ExpectedSrc, InitName: String;
 begin
   ActualSrc:=JSToStr(JSModuleSrc);
-  ExpectedSrc:=Statements+LineEnding
-    +'this.$main = function () {'+LineEnding
-    +InitStatements
-    +'};'+LineEnding;
+  ExpectedSrc:=Statements;
+  if Module is TPasProgram then
+    InitName:='$main'
+  else
+    InitName:='$init';
+  if (Module is TPasProgram) or (InitStatements<>'') then
+    ExpectedSrc:=ExpectedSrc+LineEnding
+      +'this.'+InitName+' = function () {'+LineEnding
+      +InitStatements
+      +'};'+LineEnding;
+  //writeln('TTestModule.CheckSource InitStatements="',InitStatements,'"');
   CheckDiff(Msg,ExpectedSrc,ActualSrc);
 end;
 
@@ -696,6 +785,14 @@ begin
   CheckSource('Empty program','','');
 end;
 
+procedure TTestModule.TestEmptyUnit;
+begin
+  StartUnit(false);
+  Add('interface');
+  Add('implementation');
+  ConvertUnit;
+end;
+
 procedure TTestModule.TestVarInt;
 begin
   StartProgram(false);
@@ -705,6 +802,70 @@ begin
   CheckSource('TestVarInt','this.i=0;','');
 end;
 
+procedure TTestModule.TestVarBaseTypes;
+begin
+  StartProgram(false);
+  Add('var');
+  Add('  i: longint;');
+  Add('  s: string;');
+  Add('  c: char;');
+  Add('  b: boolean;');
+  Add('  d: double;');
+  Add('  i2: longint = 3;');
+  Add('  s2: string = ''foo'';');
+  Add('  c2: char = ''4'';');
+  Add('  b2: boolean = true;');
+  Add('  d2: double = 5.6;');
+  Add('  i3: longint = $707;');
+  Add('  i4: int64 = 4503599627370495;');
+  Add('  i5: int64 = -4503599627370496;');
+  Add('  i6: int64 =   $fffffffffffff;');
+  Add('  i7: int64 = -$10000000000000;');
+  Add('begin');
+  ConvertProgram;
+  CheckSource('TestVarBaseTypes',
+    LinesToStr([
+    'this.i=0;',
+    'this.s="";',
+    'this.c="";',
+    'this.b=false;',
+    'this.d=0;',
+    'this.i2=3;',
+    'this.s2="foo";',
+    'this.c2="4";',
+    'this.b2=true;',
+    'this.d2=5.6;',
+    'this.i3=0x707;',
+    'this.i4= 4503599627370495;',
+    'this.i5= -4503599627370496;',
+    'this.i6= 0xfffffffffffff;',
+    'this.i7=-0x10000000000000;'
+    ]),
+    '');
+end;
+
+procedure TTestModule.TestConstBaseTypes;
+begin
+  StartProgram(false);
+  Add('const');
+  Add('  i: longint = 3;');
+  Add('  s: string = ''foo'';');
+  Add('  c: char = ''4'';');
+  Add('  b: boolean = true;');
+  Add('  d: double = 5.6;');
+  Add('begin');
+  ConvertProgram;
+  CheckSource('TestVarBaseTypes',
+    LinesToStr([
+    'this.i=3;',
+    'this.s="foo";',
+    'this.c="4";',
+    'this.b=true;',
+    'this.d=5.6;'
+    ]),
+    '');
+end;
+
 procedure TTestModule.TestEmptyProc;
 begin
   StartProgram(false);
@@ -723,6 +884,199 @@ begin
     ]));
 end;
 
+procedure TTestModule.TestAliasTypeRef;
+begin
+  StartProgram(false);
+  Add('type');
+  Add('  a=longint;');
+  Add('  b=a;');
+  Add('var');
+  Add('  c: a;');
+  Add('  d: b;');
+  Add('begin');
+  ConvertProgram;
+  CheckSource('TestAliasTypeRef',
+    LinesToStr([ // statements
+    'this.c = 0;',
+    'this.d = 0;'
+    ]),
+    LinesToStr([ // this.$main
+    ''
+    ]));
+end;
+
+procedure TTestModule.TestIncDec;
+begin
+  StartProgram(false);
+  Add('var');
+  Add('  i: longint;');
+  Add('begin');
+  Add('  inc(i);');
+  Add('  inc(i,2);');
+  Add('  dec(i);');
+  Add('  dec(i,3);');
+  ConvertProgram;
+  CheckSource('TestIncDec',
+    LinesToStr([ // statements
+    'this.i = 0;'
+    ]),
+    LinesToStr([ // this.$main
+    'this.i+=1;',
+    'this.i+=2;',
+    'this.i-=1;',
+    'this.i-=3;'
+    ]));
+end;
+
+procedure TTestModule.TestAssignments;
+begin
+  StartProgram(false);
+  Parser.Options:=Parser.Options+[po_cassignments];
+  Add('var');
+  Add('  i:longint;');
+  Add('begin');
+  Add('  i:=3;');
+  Add('  i+=4;');
+  Add('  i-=5;');
+  Add('  i*=6;');
+  ConvertProgram;
+  CheckSource('TestAssignments',
+    LinesToStr([ // statements
+    'this.i = 0;'
+    ]),
+    LinesToStr([ // this.$main
+    'this.i=3;',
+    'this.i+=4;',
+    'this.i-=5;',
+    'this.i*=6;'
+    ]));
+end;
+
+procedure TTestModule.TestPrgProcVar;
+begin
+  StartProgram(false);
+  Add('procedure Proc1;');
+  Add('type');
+  Add('  t1=longint;');
+  Add('var');
+  Add('  v1:t1;');
+  Add('begin');
+  Add('end;');
+  Add('begin');
+  ConvertProgram;
+  CheckSource('TestPrgProcVar',
+    LinesToStr([ // statements
+    'this.proc1 = function () {',
+    '  var v1=0;',
+    '};'
+    ]),
+    LinesToStr([ // this.$main
+    ''
+    ]));
+end;
+
+procedure TTestModule.TestUnitProcVar;
+begin
+  StartUnit(false);
+  Add('interface');
+  Add('');
+  Add('type t1=string; // unit scope');
+  Add('procedure Proc1;');
+  Add('');
+  Add('implementation');
+  Add('');
+  Add('procedure Proc1;');
+  Add('type t1=longint; // local proc scope');
+  Add('var  v1:t1; // using local t1');
+  Add('begin');
+  Add('end;');
+  Add('var  v2:t1; // using interface t1');
+  ConvertUnit;
+  CheckSource('TestUnitProcVar',
+    LinesToStr([ // statements
+    'var $impl = {',
+    '};',
+    'this.proc1 = function () {',
+    '  var v1 = 0;',
+    '};',
+    'this.$impl = $impl;',
+    '$impl.v2 = "";'
+    ]),
+    '' // this.$init
+    );
+end;
+
+procedure TTestModule.TestUnitImplVars;
+begin
+  StartUnit(false);
+  Add('interface');
+  Add('implementation');
+  Add('var');
+  Add('  v1:longint;');
+  Add('  v2:longint = 3;');
+  Add('  v3:string = ''abc'';');
+  ConvertUnit;
+  CheckSource('TestUnitImplVar',
+    LinesToStr([ // statements
+    ' var $impl = {',
+    '};',
+    'this.$impl = $impl;',
+    '$impl.v1 = 0;',
+    '$impl.v2 = 3;',
+    '$impl.v3 = "abc";'
+    ]),
+    '');
+end;
+
+procedure TTestModule.TestUnitImplConsts;
+begin
+  StartUnit(false);
+  Add('interface');
+  Add('implementation');
+  Add('const');
+  Add('  v1 = 3;');
+  Add('  v2:longint = 4;');
+  Add('  v3:string = ''abc'';');
+  ConvertUnit;
+  CheckSource('TestUnitImplVar',
+    LinesToStr([ // statements
+    'var $impl = {',
+    '};',
+    'this.$impl = $impl;',
+    '$impl.v1 = 3;',
+    '$impl.v2 = 4;',
+    '$impl.v3 = "abc";'
+    ]),
+    '');
+end;
+
+procedure TTestModule.TestUnitImplRecord;
+begin
+  StartUnit(false);
+  Add('interface');
+  Add('implementation');
+  Add('type');
+  Add('  TMyRecord = record');
+  Add('    i: longint;');
+  Add('  end;');
+  Add('var r: TMyRecord;');
+  Add('initialization');
+  Add('  r.i:=3;');
+  ConvertUnit;
+  CheckSource('TestUnitImplVar',
+    LinesToStr([ // statements
+    'var $impl = {',
+    '};',
+    'this.$impl = $impl;',
+    '$impl.tmyrecord = function () {',
+    '  this.i = 0;',
+    '};',
+    '$impl.r = new $impl.tmyrecord();'
+    ]),
+    '$impl.r.i = 3;'
+    );
+end;
+
 procedure TTestModule.TestProcTwoArgs;
 begin
   StartProgram(false);
@@ -799,7 +1153,7 @@ begin
   CheckSource('TestVarRecord',
     LinesToStr([ // statements
     'this.treca = function () {',
-    '  b = 0;',
+    '  this.b = 0;',
     '};',
     'this.r = new this.treca();'
     ]),
@@ -944,6 +1298,141 @@ begin
   Add('    i:=3');
   Add('  end;');
   ConvertProgram;
+  CheckSource('TestVarRecord',
+    LinesToStr([ // statements
+    'this.i = 0;'
+    ]),
+    LinesToStr([ // this.$main
+    'try {',
+    '  this.i = 0;',
+    '  this.i = (2 / this.i);',
+    '} finally {',
+    '  this.i = 3;',
+    '};'
+    ]));
+end;
+
+procedure TTestModule.TestCaseOf;
+begin
+  StartProgram(false);
+  Add('var i: longint;');
+  Add('begin');
+  Add('  case i of');
+  Add('  1: ;');
+  Add('  2: i:=3;');
+  Add('  else');
+  Add('    i:=4');
+  Add('  end;');
+  ConvertProgram;
+  CheckSource('TestVarRecord',
+    LinesToStr([ // statements
+    'this.i = 0;'
+    ]),
+    LinesToStr([ // this.$main
+    'var $tmp1 = this.i;',
+    'if (($tmp1 == 1)) {} else if (($tmp1 == 2)) this.i = 3 else {',
+    '  this.i = 4;',
+    '};'
+    ]));
+end;
+
+procedure TTestModule.TestCaseOf_UseSwitch;
+begin
+  StartProgram(false);
+  Converter.UseSwitchStatement:=true;
+  Add('var i: longint;');
+  Add('begin');
+  Add('  case i of');
+  Add('  1: ;');
+  Add('  2: i:=3;');
+  Add('  else');
+  Add('    i:=4');
+  Add('  end;');
+  ConvertProgram;
+  CheckSource('TestVarRecord',
+    LinesToStr([ // statements
+    'this.i = 0;'
+    ]),
+    LinesToStr([ // this.$main
+    'switch (this.i) {',
+    'case 1:',
+    '  break;',
+    'case 2:',
+    '  this.i = 3;',
+    '  break;',
+    'default:',
+    '  this.i = 4;',
+    '};'
+    ]));
+end;
+
+procedure TTestModule.TestCaseOfNoElse;
+begin
+  StartProgram(false);
+  Add('var i: longint;');
+  Add('begin');
+  Add('  case i of');
+  Add('  1: begin i:=2; i:=3; end;');
+  Add('  end;');
+  ConvertProgram;
+  CheckSource('TestVarRecord',
+    LinesToStr([ // statements
+    'this.i = 0;'
+    ]),
+    LinesToStr([ // this.$main
+    'var $tmp1 = this.i;',
+    'if (($tmp1 == 1)) {',
+    '  this.i = 2;',
+    '  this.i = 3;',
+    '};'
+    ]));
+end;
+
+procedure TTestModule.TestCaseOfNoElse_UseSwitch;
+begin
+  StartProgram(false);
+  Converter.UseSwitchStatement:=true;
+  Add('var i: longint;');
+  Add('begin');
+  Add('  case i of');
+  Add('  1: begin i:=2; i:=3; end;');
+  Add('  end;');
+  ConvertProgram;
+  CheckSource('TestVarRecord',
+    LinesToStr([ // statements
+    'this.i = 0;'
+    ]),
+    LinesToStr([ // this.$main
+    'switch (this.i) {',
+    'case 1:',
+    '  this.i = 2;',
+    '  this.i = 3;',
+    '  break;',
+    '};'
+    ]));
+end;
+
+procedure TTestModule.TestCaseOfRange;
+begin
+  StartProgram(false);
+  Add('var i: longint;');
+  Add('begin');
+  Add('  case i of');
+  Add('  1..3: i:=14;');
+  Add('  4,5: i:=16;');
+  Add('  6..7,9..10: ;');
+  Add('  else ;');
+  Add('  end;');
+  ConvertProgram;
+  CheckSource('TestVarRecord',
+    LinesToStr([ // statements
+    'this.i = 0;'
+    ]),
+    LinesToStr([ // this.$main
+    'var $tmp1 = this.i;',
+    'if ((($tmp1 >= 1) && ($tmp1 <= 3))) this.i = 14 else if ((($tmp1 == 4) || ($tmp1 == 5))) this.i = 16 else if (((($tmp1 >= 6) && ($tmp1 <= 7)) || (($tmp1 >= 9) && ($tmp1 <= 10)))) {} else {',
+    '};'
+    ]));
 end;
 
 Initialization