fpc/packages/fcl-xml/tests/testgen.pp

1022 lines
30 KiB
ObjectPascal

{**********************************************************************
This file is part of the Free Component Library (FCL)
Generates fpcunit code from w3.org XML test descriptions
Copyright (c) 2008 by Sergei Gorelkin, sergei_gorelkin@mail.ru
See the file COPYING.FPC, included in this distribution,
for details about the copyright.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
**********************************************************************}
program testgen;
{$mode objfpc}{$H+}
uses
Classes, SysUtils, DOM, XMLRead, XMLWrite, URIParser;
var
cntr: Integer = 0;
api: TXMLDocument;
forced: Boolean = False;
TestCount: Integer = 0;
FailCount: Integer = 0;
IgnoreCount: Integer = 0;
function PascalType(const s: WideString): string;
begin
if (s = 'DOMString') or (s = 'boolean') or (s = 'DOMError') or (s = 'double') then
result := s
else if s = 'int' then
result := 'Integer'
else if s = 'short' then
result := 'SmallInt'
else if s = 'Collection' then
result := '_collection'
else if s = 'List' then
result := '_list'
else if (Pos(WideString('DOM'), s) = 1) or (Pos(WideString('XPath'), s) = 1) or
(Pos(WideString('HTML'), s) = 1) then
result := 'T' + s
else
result := 'TDOM'+s;
end;
function ReplaceQuotes(const s: WideString): string;
var
quoted: Boolean;
begin
quoted := (s[1] = '"') and (s[Length(s)] = '"');
if quoted then
result := UTF8Encode(Copy(s, 2, Length(s)-2))
else
result := UTF8Encode(s);
result := StringReplace(result, '\"', '"', [rfReplaceAll]);
result := StringReplace(result, '''', '''''', [rfreplaceAll]);
result := StringReplace(result, '\n', '''#10''', [rfReplaceAll]);
result := StringReplace(result, '\\', '\', [rfreplaceAll]);
if quoted then
result := '''' + result + '''';
end;
procedure AppendParam(var s: string; n: TDOMElement; const attName: DOMString);
begin
if n.HasAttribute(attName) then
s := s + ReplaceQuotes(n[attName])
else
s := s + 'nil';
s := s + ', ';
end;
function FirstElement(n: TDOMNode): TDOMElement;
var
child: TDOMNode;
begin
child := n.FirstChild;
while Assigned(child) and (child.nodeType <> ELEMENT_NODE) do
child := child.NextSibling;
result := TDOMElement(child);
end;
procedure GetChildElements(el: TDOMNode; List: TList);
var
child: TDOMNode;
begin
List.Clear;
child := el.FirstChild;
while Assigned(child) do
begin
if child.NodeType = ELEMENT_NODE then
List.Add(child);
child := child.NextSibling;
end;
end;
procedure DumpUnprocessed(e: TDOMElement; dest: TStrings);
var
s: TStringStream;
begin
s := TStringStream.Create('');
try
writeXML(e, s);
dest.Text := dest.Text + '(*****' + s.DataString + sLineBreak + '*)' + sLineBreak;
finally
s.Free;
end;
end;
function CondToStr(e: TDOMElement; out r: string): Boolean;
var
tmp: string;
child: TDOMNode;
begin
Result := True;
if e.TagName = 'equals' then
r := e['actual'] + ' = ' + ReplaceQuotes(e['expected'])
else if e.TagName = 'notEquals' then
r := e['actual'] + ' <> ' + ReplaceQuotes(e['expected'])
else if e.TagName = 'less' then
r := e['actual'] + ' < ' + ReplaceQuotes(e['expected'])
else if e.TagName = 'greater' then
r := e['actual'] + ' > ' + ReplaceQuotes(e['expected'])
// casting to Pointer works for both objects and strings
else if e.TagName = 'isNull' then
r := 'Pointer(' + e['obj'] + ') = nil'
else if e.TagName = 'notNull' then
r := 'Assigned(Pointer('+e['obj']+'))'
else if e.TagName = 'isTrue' then
r := e['value']
else if (e.TagName = 'notTrue') or (e.TagName = 'isFalse') then
r := 'not ' + e['value']
else if e.TagName = 'contentType' then
r := 'ContentTypeIs('''+e['type']+''')'
else if e.TagName = 'implementationAttribute' then
begin
r := 'implementationAttribute[''' + e['name'] + '''] = ' + e['value'];
end
else if e.TagName = 'contains' then
begin
if e['interface'] = 'DOMString' then
r := 'Pos(WideString(' + replaceQuotes(e['str']) + '), ' + e['obj'] + ') > 0'
else
r := 'bad_condition(''contains intf=' + e['interface'] + ''')';
end
else if e.TagName = 'same' then
begin
// maybe it would be sufficient to just compare pointers, but let's emit a helper for now
r := 'IsSame('+ e['expected'] + ', ' + e['actual'] + ')';
end
else if e.TagName = 'not' then
begin
child := e.FirstChild;
while Assigned(child) do
begin
if child.nodeType = ELEMENT_NODE then
begin
if CondToStr(TDOMElement(child), tmp) then
r := 'not ('+tmp+')';
Break;
end;
child := child.NextSibling;
end;
end
else if (e.TagName = 'and') or (e.TagName = 'or') then
begin
r := '';
child := e.FirstChild;
while Assigned(child) do
begin
if child.nodeType = ELEMENT_NODE then
begin
if CondToStr(TDOMElement(child), tmp) then
begin
if r <> '' then r := r + ' ' + e.TagName + ' ';
r := r + '('+tmp+')';
end;
end;
child := child.NextSibling;
end;
end
else
begin
r := 'bad_condition(''' + e.TagName + ''')';
Result := False;
end;
end;
procedure ConvertTest(rootNode: TDOMElement; rslt: TStrings);
var
child, subchild: TDOMNode;
n: DOMString;
SuccessVarFlag: Boolean;
FailFlag, IgnoreFlag: Boolean;
Inits, VarTypes: TStringList;
function TypeOfVar(const varname: string): string;
begin
result := VarTypes.Values[varname];
end;
function IsCollection(node: TDOMElement): Boolean;
var
s: string;
begin
s := TypeOfVar(node['collection']);
Result := (s = '_collection') or (s = '_list');
end;
procedure CastTo(node: TDOMElement; const typename: string);
begin
if (not node.HasAttribute('interface')) and
node.HasAttribute('obj') and
(TypeOfVar(node['obj']) <> PascalType(typename)) then
node['interface'] := typename;
end;
function getobj(e: TDOMElement): string;
var
s: string;
begin
result := e['obj'];
if e.HasAttribute('interface') then
begin
s := PascalType(e['interface']);
if TypeOfVar(e['obj']) <> s then
result := s+'('+result+')';
end;
end;
function fixname(e: TDOMElement): string;
begin
if e.HasAttribute('_fixup_') then
result := e['_fixup_']
else
result := e.TagName;
end;
function argstring(e: TDOMElement; args: TDOMNodeList): string;
var
I: Integer;
argnode: TDOMElement;
begin
Result := '';
for I := 0 to args.Length-1 do
begin
argnode := args[I] as TDOMElement;
Result := Result + ReplaceQuotes(e[argnode.TextContent]);
if argnode.HasAttribute('type') then
Result := Result + ' as ' + PascalType(argnode['type']);
if I <> args.Length-1 then
Result := Result + ', ';
end;
end;
function prop_call(e: TDOMElement): string;
begin
if e.HasAttribute('var') then
Result := e['var'] + ' := ' + getobj(e) + '.' + fixname(e) + ';'
else
Result := getobj(e) + '.' + fixname(e) + ' := ' + ReplaceQuotes(e['value']) + ';';
end;
function func_call(e: TDOMElement; args: TDOMNodeList; const rsltType: string=''; IsDefProp: Boolean=False): string;
begin
if (rsltType <> '') and (TypeOfVar(e['var']) <> rsltType) then
Result := rsltType + '(' + e['var'] + ')'
else
Result := e['var'];
if IsDefProp then
Result := Result + ' := ' + getobj(e) + '[' + argstring(e, args) + ']'
else
begin
Result := Result + ' := ' + getobj(e) + '.' + fixname(e);
if args.Length > 0 then
Result := Result + '(' + argstring(e, args) + ')';
end;
Result := Result + ';';
end;
function func_call(e: TDOMElement; const args: array of DOMString): string;
var
I: Integer;
begin
Result := e['var'] + ' := ' + getobj(e) + '.' + e.TagName;
if Length(args) > 0 then
begin
Result := Result + '(';
for I := 0 to High(args) do
begin
Result := Result + ReplaceQuotes(e[args[I]]);
if I <> High(args) then
Result := Result + ', ';
end;
Result := Result + ')';
end;
Result := Result + ';';
end;
function method_call(e: TDOMElement; args: TDOMNodeList): string;
begin
Result := getobj(e) + '.' + fixname(e);
if args.Length > 0 then
Result := Result + '(' + argstring(e, args) + ')';
Result := Result + ';';
end;
procedure FixKeywords(node: TDOMElement; const AttrName: DOMString);
var
v: DOMString;
begin
v := node[AttrName];
if v = 'testName' then // clash with TTest.TestName property
node[AttrName] := 'test_Name'
else if v = 'implementation' then
node[AttrName] := 'DOMImpl'
else if v = 'type' then
node[AttrName] := 'type_';
end;
procedure ConvertStatement(node: TDOMElement; const indent: string);
var
s: DOMString;
cond: string;
apinode: TDOMElement;
arglist: TDOMNodeList;
begin
FixKeywords(node, 'var');
FixKeywords(node, 'obj');
s := node.TagName;
apinode := api.GetElementById(s);
// If not found by name only, try prepending the interface name.
// This enables support of same-named methods with different param lists on different objects
if (apinode = nil) and node.HasAttribute('interface') then
apinode := api.GetElementById(node['interface'] + '.' + s);
if assigned(apinode) then
begin
// handle most of DOM API in consistent way
if apinode.HasAttribute('rename') then // handles reserved words, e.g 'type' -> 'htmlType'
node['_fixup_'] := apinode['rename']; // use this trick because DOM node cannot be renamed (yet)
arglist := apinode.GetElementsByTagName('arg');
if apinode.HasAttribute('objtype') then
CastTo(node, apinode['objtype']);
if apinode['type'] = 'prop' then
rslt.Add(indent + prop_call(node))
else if apinode['type'] = 'method' then
begin
rslt.Add(indent + method_call(node, arglist));
end
else
begin
if apinode.HasAttribute('result') then
cond := PascalType(apinode['result'])
else
cond := '';
rslt.Add(indent + func_call(node, arglist, cond, apinode['type']='defprop'));
if apinode['gc'] = 'yes' then
rslt.Add(indent + 'GC(' + node['var'] + ');');
end;
Exit;
end;
// now, various hacks and workarounds
if s = 'length' then
begin
if node['interface'] = 'DOMString' then
rslt.Add(indent + node['var'] + ' := system.length(' + node['obj'] + ');')
else
rslt.Add(indent + func_call(node, []));
end
else if s = 'implementation' then
begin
if node.HasAttribute('obj') then
rslt.Add(indent + node['var'] + ' := ' + node['obj'] + '.impl;')
else
rslt.Add(indent + node['var'] + ' := GetImplementation;');
end
else if s = 'hasFeature' then
begin
if node.hasAttribute('var') then
begin
// we don't have null strings, replace with an empty one
if not node.hasAttribute('version') then
node['version'] := '""';
rslt.Add(indent + func_call(node, ['feature', 'version']))
end
else
rslt.Add(indent + 'CheckFeature(' + ReplaceQuotes(node['feature']) + ');')
end
// service (non-DOM) statements follow
else if s = 'append' then
rslt.Add(indent + '_append(' + node['collection'] + ', ' + ReplaceQuotes(node['item']) + ');')
else if s = 'assign' then
begin
cond := TypeOfVar(node['var']);
if (cond = '_collection') or (cond = '_list') then
rslt.Add(indent + '_assign(' + node['var'] + ', ' + node['value'] + ');')
else // emit an assignment operator. Force type for the case where they assign Document to Element.
rslt.Add(indent + node['var'] + ' := ' + TypeOfVar(node['var']) + '(' + ReplaceQuotes(node['value']) + ');');
end
else if s = 'increment' then
rslt.Add(indent + 'Inc(' + node['var'] + ', ' + node['value'] + ');')
else if s = 'decrement' then
rslt.Add(indent + 'Dec(' + node['var'] + ', ' + node['value'] + ');')
else if s = 'plus' then
rslt.Add(indent + node['var'] + ' := ' + ReplaceQuotes(node['op1']) + ' + ' + ReplaceQuotes(node['op2']) + ';')
else if s = 'fail' then
rslt.Add(indent + s + '(''' + node['id'] + ''');')
else if s = 'assertEquals' then
begin
cond := TypeOfVar(node['actual']);
if cond = '_collection' then
rslt.Add(indent + 'AssertEqualsCollection(''' + node['id'] + ''', ' + ReplaceQuotes(node['expected']) + ', ' + node['actual'] + ');')
else if cond = '_list' then
rslt.Add(indent + 'AssertEqualsList(''' + node['id'] + ''', ' + ReplaceQuotes(node['expected']) + ', ' + node['actual'] + ');')
else if cond = 'DOMString' then
rslt.Add(indent + 'AssertEqualsW(''' + node['id'] + ''', ' + ReplaceQuotes(node['expected']) + ', ' + node['actual'] + ');')
else if node['ignoreCase'] = 'true' then
rslt.Add(indent + 'AssertEqualsNoCase(''' + node['id'] + ''', ' + ReplaceQuotes(node['expected']) + ', ' + node['actual'] + ');')
else
rslt.Add(indent + s + '(''' + node['id'] + ''', ' + ReplaceQuotes(node['expected']) + ', ' + node['actual'] + ');');
end
else if s = 'assertSame' then
rslt.Add(indent + s + '(''' + node['id'] + ''', ' + ReplaceQuotes(node['expected']) + ', ' + node['actual'] + ');')
else if (s = 'assertNull') or (s = 'assertNotNull') {or (s='assertFalse')} then
rslt.Add(indent + s + '(''' + node['id'] + ''', ' + node['actual'] + ');')
else if s = 'assertSize' then
rslt.Add(indent + s + '(''' + node['id'] + ''', ' + node['size'] + ', ' + node['collection']+');')
else if s = 'assertInstanceOf' then
rslt.Add(indent + s + '(''' + node['id'] + ''', ' + node['obj'] + ', ''' + PascalType(node['type'])+''');')
else if (s = 'assertTrue') or (s='assertFalse') then
if node.HasChildNodes then
begin
child := FirstElement(node);
CondToStr(TDOMElement(child), cond);
rslt.Add(indent + s + '(''' + node['id'] + ''', ' + cond + ');');
end
else
rslt.Add(indent + s + '(''' + node['id'] + ''', ' + node['actual'] + ');')
else if s = 'assertURIEquals' then
begin
// TODO: maybe add 'flags' argument to specify which strings are non-NULL
cond := '''' + node['id'] + ''', ';
AppendParam(cond, node, 'scheme');
AppendParam(cond, node, 'path');
AppendParam(cond, node, 'host');
AppendParam(cond, node, 'file');
AppendParam(cond, node, 'name');
AppendParam(cond, node, 'query');
AppendParam(cond, node, 'fragment');
if node.HasAttribute('isAbsolute') then
cond := cond + node['isAbsolute']
else
cond := cond + 'False';
cond := cond + ', ';
cond := cond + node['actual'];
rslt.Add(indent + s + '(' + cond + ');');
end
else if n = 'load' then
rslt.Add(indent + 'Load('+node['var']+', '''+ node['href']+''');')
else if s = 'implementationAttribute' then
begin
if (node['name']='signed') and (node['value']='true') then
IgnoreFlag := True;
rslt.Add(indent + s + '[''' + node['name'] + '''] := ' + node['value'] + ';')
end
else if s = 'createXPathEvaluator' then
rslt.Add(indent + node['var'] + ' := CreateXPathEvaluator(' + node['document'] + ');')
else if s = 'comment' then
rslt.Add(indent + '{ Source comment: ' + node.TextContent + ' }')
else
begin
if not FailFlag then
rslt.Add(indent + 'Fail(''This test is not completely converted'');');
FailFlag := True;
DumpUnprocessed(node, rslt);
end;
end;
procedure ConvertException(el: TDOMElement; const ExceptClass: string; indent: string);
var
excode: string;
begin
if not SuccessVarFlag then
rslt.Insert(2, ' success: Boolean;');
SuccessVarFlag := True;
rslt.Add(indent+'success := False;');
rslt.Add(indent+'try');
child := el.FirstChild;
while assigned(child) do
begin
if child.nodeType = ELEMENT_NODE then
begin
excode := child.nodeName;
subchild := child.FirstChild;
while Assigned(subchild) do
begin
if subchild.nodeType = ELEMENT_NODE then
ConvertStatement(TDOMElement(subchild), indent + ' ');
subchild := subchild.NextSibling;
end;
end;
child := child.NextSibling;
end;
rslt.Add(indent+'except');
rslt.Add(indent+' on E: Exception do');
rslt.Add(indent+' success := (E is ' + ExceptClass +') and (' + ExceptClass + '(E).Code = ' + excode + ');');
rslt.Add(indent+'end;');
rslt.Add(indent+'AssertTrue('''+el['id']+''', success);');
end;
procedure ConvertBlock(el: TDOMNode; indent: string);
var
curr: TDOMNode;
element: TDOMElement;
List: TList;
cond: string;
Frag: TDOMDocumentFragment;
I: Integer;
ElseNode: TDOMNode;
IsColl: Boolean;
begin
List := TList.Create;
curr := el.FirstChild;
indent := indent + ' ';
while Assigned(curr) do
begin
if (curr.NodeType <> ELEMENT_NODE) or
(curr.NodeName = 'var') or (curr.NodeName = 'metadata') then
begin
curr := curr.NextSibling;
Continue;
end;
element := TDOMElement(curr);
n := element.TagName;
if n = 'assertDOMException' then
ConvertException(element, 'EDOMError', indent)
else if n = 'assertXPathException' then
ConvertException(element, 'EXPathException', indent)
else if n = 'try' then
begin
GetChildElements(curr, List);
rslt.Add(indent+'try');
I := 0;
while I < List.Count do
begin
Child := TDOMNode(List[I]);
if Child.NodeName = 'catch' then
break;
ConvertStatement(TDOMElement(child), indent + ' ');
Inc(I);
end;
if (child.NodeName <> 'catch') or (Pointer(Child) <> List.Last) then
rslt.Add('{ ERROR: misplaced "catch" tag }');
GetChildElements(child, List);
cond := '';
for I := 0 to List.Count-1 do
begin
if TDOMElement(List[I]).TagName <> 'DOMException' then
begin
rslt.Add('{ ERROR: unhandled: ' + TDOMElement(List[I]).TagName +' }');
Break;
end;
if cond <> '' then cond := cond + ', ';
cond := cond + TDOMElement(List[I])['code'];
end;
rslt.Add(indent+'except');
rslt.Add(indent+' on E: EDOMError do');
rslt.Add(indent+' if not (E.code in ['+cond+']) then raise;');
rslt.Add(indent+'end;');
end
else if n = 'if' then
begin
ElseNode := nil;
GetChildElements(curr, List);
if (List.Count > 1) and CondToStr(TDOMElement(List[0]), cond) then
begin
rslt.Add(indent+ 'if '+cond+' then');
frag := curr.OwnerDocument.CreateDocumentFragment;
try
// first node is the condition; skip it
for I := 1 to List.Count-1 do
begin
child := TDOMNode(List[I]);
if child.NodeName = 'else' then
begin
ElseNode := child;
Break;
end;
frag.AppendChild(child.CloneNode(True));
end;
rslt.add(indent+'begin');
ConvertBlock(frag, indent);
if Assigned(ElseNode) then
begin
rslt.add(indent+'end');
rslt.Add(indent+'else');
rslt.Add(indent+'begin');
ConvertBlock(ElseNode, indent);
end;
rslt.add(indent+'end;');
finally
frag.Free;
end;
end
else
begin
rslt.Add('{ ERROR: malformed "if" tag }');
dumpunprocessed(element, rslt);
end;
end
else if n = 'for-each' then
begin
// having loop var name globally unique isn't a must.
cond := 'loop'+IntToStr(cntr);
Inc(cntr);
rslt.Insert(rslt.IndexOf('var')+1, ' ' + cond + ': Integer;');
IsColl := IsCollection(element);
if IsColl then
rslt.Add(indent+'for '+cond+' := 0 to ' + 'High(' + element['collection'] + ') do')
else
rslt.Add(indent+'for '+cond+' := 0 to ' + element['collection'] + '.Length-1 do');
rslt.Add(indent+'begin');
if IsColl then
rslt.Add(indent+' ' + element['member'] + ' := '+element['collection']+'['+cond+'];')
else
rslt.Add(indent+' ' + 'TDOMNode('+element['member'] + ') := '+element['collection']+'['+cond+'];');
ConvertBlock(element, indent);
rslt.Add(indent+'end;');
end
else if n = 'while' then
begin
GetChildElements(curr, List);
if (List.Count > 1) and CondToStr(TDOMElement(List[0]), cond) then
begin
rslt.Add(indent+ 'while '+cond+' do');
frag := curr.OwnerDocument.CreateDocumentFragment;
try
for I := 1 to List.Count-1 do // skip first node which is the condition
begin
child := TDOMNode(List[I]);
frag.AppendChild(child.CloneNode(True));
end;
rslt.add(indent+'begin');
ConvertBlock(frag, indent);
rslt.add(indent+'end;');
finally
frag.Free;
end;
end
else
begin
rslt.Add('{ ERROR: malformed "while" tag }');
DumpUnprocessed(element, rslt);
end;
end
else
ConvertStatement(element, indent);
curr := curr.NextSibling;
end;
List.Free;
end;
procedure ConvertVars;
var
TypedConsts: TStrings;
I, J: Integer;
vars, subvars: TDOMNodeList;
node: TDOMElement;
hs: string;
begin
TypedConsts := TStringList.Create;
vars := rootNode.GetElementsByTagName('var');
if vars.Count > 0 then
begin
rslt.Add('var');
for I := 0 to vars.Count-1 do
begin
node := TDOMElement(vars[I]);
FixKeywords(node, 'name');
if node.hasAttribute('isNull') or node.hasAttribute('value') then
begin
// TODO: isNull is identified by 'yes' value, not by mere attr presence?
// TODO: consider putting isNull things to constants
if node.hasAttribute('value') then
hs := ReplaceQuotes(Node['value'])
else
begin
if node['type'] = 'DOMString' then
hs := ''''''
else
hs := 'nil';
end;
Inits.Add(' ' + node['name'] + ' := ' + hs + ';');
end;
if Node.HasChildNodes then
begin
subvars := Node.GetElementsByTagName('member');
try
if subvars.Count > 0 then
begin
if TDOMElement(subvars[0]).HasAttribute('type') then
hs := PascalType(TDOMElement(subvars[0]).GetAttribute('type'))
else
hs := 'DOMString';
TypedConsts.Add(' ' + Node['name'] + ': array[0..' + IntToStr(subvars.Count-1) + '] of ' + hs + ' = (');
for J := 0 to subvars.Count-1 do
begin
hs := ' ' + ReplaceQuotes(subvars[J].TextContent);
if J = subvars.Count-1 then
TypedConsts.Add(hs + ');')
else
TypedConsts.Add(hs + ',');
end;
end
else
DumpUnprocessed(Node, rslt);
finally
subvars.Free;
end;
end
else
rslt.Add(' ' + Node['name'] +': '+ PascalType(Node['type'])+';');
VarTypes.Add(Node['name'] + '=' + PascalType(Node['type']));
end;
if TypedConsts.Count > 0 then
begin
rslt.add('const');
rslt.AddStrings(TypedConsts);
end;
end;
vars.Free;
TypedConsts.Free;
end;
// ConvertTest() itself
begin
SuccessVarFlag := False;
FailFlag := False;
IgnoreFlag := False;
VarTypes := TStringList.Create;
Inits := TStringList.Create;
ConvertVars;
rslt.add('begin');
rslt.AddStrings(Inits);
Inits.Free;
ConvertBlock(rootNode, '');
VarTypes.Free;
rslt.add('end;');
rslt.Add('');
if FailFlag then
begin
if not forced then
rslt.Clear;
Inc(FailCount);
end;
if IgnoreFlag then
begin
rslt.Clear;
Inc(IgnoreCount);
end;
end;
// Intercepting validation errors while loading API
type
TErrHandler = class(TObject)
public
procedure HandleError(E: EXMLReadError);
end;
procedure TErrHandler.HandleError(E: EXMLReadError);
begin
raise E;
end;
function IsBlacklisted(const s: string; const list: array of string): Boolean;
var
I: Integer;
begin
Result := True;
for I := Low(list) to High(list) do
begin
if s = list[I] then
Exit;
end;
Result := False;
end;
const
UnitHeader =
'{ AUTOGENERATED FILE - DO NOT EDIT'#10+
' This Pascal source file was generated by testgen program'#10 +
' and is a derived work from the source document.'#10 +
' The source document contained the following notice:'#10+
'%0:s}'#10+
'unit %1:s;'#10 +
'{$mode objfpc}{$h+}'#10 +
'{$notes off}'#10 +
'{$codepage utf8}'#10 +
'interface'#10 +
#10 +
'uses'#10 +
' SysUtils, Classes, DOM, xmlread, fpcunit, contnrs, domunit, testregistry%3:s;'#10 +
#10 +
'type'#10 +
' %2:s = class(TDOMTestBase)'#10 +
' protected'#10 +
' function GetTestFilesURI: string; override;'#10 +
' published'#10;
procedure ConvertSuite(const BaseURI: DOMString; const UnitFileName: string);
var
suite, testdoc: TXMLDocument;
testlist: TDOMNodeList;
root: TDOMElement;
href, testuri: DOMString;
I: Integer;
sl, all, impl: TStringList;
Pars: TDOMParser;
eh: TErrHandler;
class_name, unit_name, notice, casename, add_units: string;
comment: TDOMNode;
blacklist: array of string;
begin
Pars := TDOMParser.Create;
eh := TErrHandler.Create;
Pars.Options.Validate := True;
Pars.OnError := @eh.HandleError;
// API database must be loaded in validating mode
Pars.ParseURI('file:api.xml', api);
// Prepare the array of blacklisted test names
testlist := api.GetElementsByTagName('blacklist');
try
SetLength(blacklist, testlist.length);
for I := 0 to testlist.length-1 do
blacklist[I] := testlist[I].TextContent;
finally
testlist.Free;
end;
sl := TStringList.Create;
all := TStringList.Create;
impl := TStringList.Create;
Pars.OnError := nil;
Pars.Options.ExpandEntities := True;
Pars.ParseURI(BaseURI + 'alltests.xml', suite);
// extract the copyright notice
notice := '';
comment := suite.FirstChild;
while Assigned(comment) do
begin
if (comment.nodeType = COMMENT_NODE) and
(Pos(DOMString('Copyright'), comment.nodeValue) > 0) then
begin
notice := comment.nodeValue;
Break;
end;
comment := comment.nextSibling;
end;
// Check if we need the additional units to use
add_units := '';
testlist := api.GetElementsByTagName('uses');
try
for I := 0 to testlist.Length-1 do
begin
root := TDOMElement(testlist[I]);
if Pos(root['pattern'], BaseURI) <> 0 then
add_units := add_units + ', ' + root['unit'];
end;
finally
testlist.Free;
end;
unit_name := ChangeFileExt(ExtractFileName(UnitFileName), '');
class_name := 'TTest' + UpperCase(unit_name[1]) + copy(unit_name, 2, MaxInt);
// provide unit header
all.Text := Format(UnitHeader, [notice, unit_name, class_name, add_units]);
// emit the 'GetPathToModuleFiles' function body
impl.Add('implementation');
impl.Add('');
impl.Add('function '+class_name+'.GetTestFilesURI: string;');
impl.Add('begin');
impl.Add(' result := ''' + BaseURI + ''';');
impl.Add('end;');
impl.Add('');
testlist := suite.GetElementsByTagName('suite.member');
testcount := testlist.Count;
writeln;
writeln(testcount, ' test cases found');
for I := 0 to testcount-1 do
begin
href := TDOMElement(testlist[I])['href'];
ResolveRelativeURI(BaseURI, href, testuri);
Pars.ParseURI(testuri, testdoc);
try
sl.Clear;
root := testdoc.DocumentElement;
// fix clash with local vars having the same name
casename := root['name'];
if casename = 'attrname' then
casename := 'attr_name';
if IsBlacklisted(casename, blacklist) then
begin
writeln('Test case "', casename, '" is blacklisted, skipping');
Continue;
end;
sl.Add('procedure ' + class_name + '.' + casename + ';');
try
ConvertTest(root, sl);
except
Writeln('An exception occured while converting ', casename);
raise;
end;
if sl.Count > 0 then
begin
all.add(' procedure '+casename+';');
impl.AddStrings(sl)
end;
finally
testdoc.Free;
end;
end;
testlist.Free;
suite.Free;
// terminate class declaration
all.Add(' end;');
all.Add('');
// append all procedure bodies
all.AddStrings(impl);
all.Add('initialization');
all.Add(' RegisterTest('+class_name+');');
all.Add('end.');
all.SaveToFile(UnitFileName);
impl.Free;
all.Free;
sl.Free;
eh.Free;
Pars.Free;
end;
var
SuiteName: string;
OutputUnit: string;
s: string;
I: Integer;
begin
writeln('testgen - w3.org DOM test suite to Object Pascal converter');
writeln('Copyright (c) 2008 by Sergei Gorelkin');
if ParamCount < 2 then
begin
writeln;
writeln('Usage: ', ExtractFileName(ParamStr(0)), ' <suite dir> <outputunit.pp> [-f]');
writeln(' -f: force conversion of tests which contain unknown tags');
Exit;
end;
SuiteName := ExpandFilename(ParamStr(1));
OutputUnit := ExpandFilename(ParamStr(2));
i := 3;
while i <= ParamCount do
begin
s := Lowercase(ParamStr(i));
if s = '-f' then
forced := True;
Inc(i);
end;
// strip filename if present, we're going to read all dir
if not DirectoryExists(SuiteName) then
SuiteName := ExtractFilePath(SuiteName)
else
SuiteName := IncludeTrailingPathDelimiter(SuiteName);
ConvertSuite(FilenameToURI(SuiteName), OutputUnit);
writeln(testcount - FailCount - IgnoreCount, ' tests converted successfully');
if FailCount > 0 then
begin
writeln(FailCount, ' tests contain tags that are not supported yet');
if forced then
begin
writeln('Conversion of these tests was forced,');
writeln('the resulting file may not compile!');
end
else
writeln('These tests were skipped');
end;
if IgnoreCount > 0 then
begin
writeln(IgnoreCount, ' tests were skipped because they are not');
writeln(' applicable to our DOM implementation.');
end;
end.