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{
Test all with:
./runtests --format=plain --suite=TTestLazXML
Test specific with:
./runtests --format=plain --suite=TestStrToXMLValue
./runtests --format=plain --suite=TestXMLValueToStr
./runtests --format=plain --suite=TestTranslateUTF8Chars
./runtests --format=plain --suite=TestXPath
}
unit TestLazXML;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils, fpcunit, testglobals, laz2_DOM, laz2_xmlutils, laz2_xpath,
laz2_XMLRead, LazLogger;
type
{ TTestLazXML }
TTestLazXML = class(TTestCase)
public
published
procedure TestStrToXMLValue;
procedure TestXMLValueToStr;
procedure TestTranslateUTF8Chars;
procedure TestXPath;
end;
implementation
{ TTestLazXML }
procedure TTestLazXML.TestStrToXMLValue;
begin
AssertEquals('Empty string','',StrToXMLValue(''));
AssertEquals('Short string','a',StrToXMLValue('a'));
AssertEquals('String with #0','',StrToXMLValue(#0));
AssertEquals('String with &','&',StrToXMLValue('&'));
AssertEquals('String with <','<',StrToXMLValue('<'));
AssertEquals('String with >','>',StrToXMLValue('>'));
AssertEquals('String with ''',''',StrToXMLValue(''''));
AssertEquals('String with "','"',StrToXMLValue('"'));
AssertEquals('String mix 1','<a>"',StrToXMLValue('<a>'#0'"'));
AssertEquals('String mix 2','abc',StrToXMLValue('abc'));
end;
procedure TTestLazXML.TestXMLValueToStr;
begin
AssertEquals('Empty string','',XMLValueToStr(''));
AssertEquals('Short string a','a',XMLValueToStr('a'));
AssertEquals('Short string #0',#0,XMLValueToStr(#0));
AssertEquals('Short string abc','abc',XMLValueToStr('abc'));
AssertEquals('String with &','&',XMLValueToStr('&'));
AssertEquals('String with <','<',XMLValueToStr('<'));
AssertEquals('String with >','>',XMLValueToStr('>'));
AssertEquals('String with ''','''',XMLValueToStr('''));
AssertEquals('String with "','"',XMLValueToStr('"'));
AssertEquals('String mix <a>"','<a>"',XMLValueToStr('<a>"'));
end;
procedure TTestLazXML.TestTranslateUTF8Chars;
procedure T(Title, s, SrcChars, DstChars, Expected: string);
var
h: String;
begin
h:=s;
TranslateUTF8Chars(h,SrcChars,DstChars);
if h=Expected then exit;
AssertEquals(Title+': s="'+s+'" SrcChars="'+SrcChars+'" DstChars="'+DstChars+'"',Expected,h);
end;
begin
T('empty','','','','');
T('nop','a','b','b','a');
T('a to b','a','a','b','b');
T('switch a,b','abaa','ab','ba','babb');
T('delete a','a','a','','');
T('delete a','aba','a','','b');
T('replace ä with ö','bä','ä','ö','bö');
T('replace ä with ö','äbä','ä','ö','öbö');
T('switch ä,ö','äbö','äö','öä','öbä');
T('delete ä','äbö','ä','','bö');
T('replace ä with a','äbö','ä','a','abö');
end;
procedure TTestLazXML.TestXPath;
procedure CheckNode(Node: TDOMElement; XPath: string;
ExpCount: integer; ExpFirstTagName: string);
var
V: TXPathVariable;
FirstNode: TDOMElement;
begin
V:=nil;
try
V:=EvaluateXPathExpression(XPath,Node);
AssertEquals('xpath="'+XPath+'": AsNodeSet',True,V.AsNodeSet<>nil);
AssertEquals('xpath="'+XPath+'": AsNodeSet.Count',ExpCount,V.ASNodeSet.Count);
if V.ASNodeSet.Count=0 then exit;
FirstNode:=TDOMElement(V.AsNodeSet[0]);
if ExpFirstTagName<>'' then begin
AssertEquals('xpath="'+XPath+'": node',ExpFirstTagName,FirstNode.TagName);
end;
finally
V.Free;
end;
end;
var
xml: String;
ss: TStringStream;
Doc: TXMLDocument;
BookStoreNode: TDOMElement;
V: TXPathVariable;
NodeSet: TNodeSet;
Node: TDOMElement;
begin
xml:='<?xml version="1.0"?>'+LineEnding
+'<bookstore>'+LineEnding
+' <book>'+LineEnding
+' <title lang="en">Lazarus</title>'+LineEnding
+' <author forename="Michael" surname="Van Canneyt"/>'+LineEnding
+' <author forename="Mattias" surname="Gaertner"/>'+LineEnding
+' <author forename="Felipe" surname="de Carvalho">Felipe Monteiro de Carvalho</author>'+LineEnding
+' <author forename="Swen" surname="Heinig"/>'+LineEnding
+' <year>2011</year>'+LineEnding
+' <price>37,50</price>'+LineEnding
+' </book>'+LineEnding
+'</bookstore>'+LineEnding;
Doc:=nil;
V:=nil;
ss:=TStringStream.Create(xml);
try
ReadXMLFile(Doc,ss);
BookStoreNode:=Doc.DocumentElement;
// CheckNode return type
V:=EvaluateXPathExpression('/bookstore',BookStoreNode);
//debugln(['TTestLazXML.TestXPath ',dbgsname(V)]);
AssertEquals('/bookstore returns class',TXPathNodeSetVariable,V.ClassType);
NodeSet:=V.AsNodeSet;
AssertEquals('/bookstore AsNodeSet',True,NodeSet<>nil);
AssertEquals('/bookstore AsNodeSet.Count',1,NodeSet.Count);
Node:=TDOMElement(NodeSet[0]);
AssertEquals('/bookstore AsNodeSet[0] class',TDOMElement,Node.ClassType);
AssertEquals('/bookstore node',True,Node=BookStoreNode);
FreeAndNil(V);
// CheckNode //
CheckNode(BookStoreNode,'book',1,'book');
CheckNode(BookStoreNode,'//book',1,'book');
CheckNode(BookStoreNode,'book/title',1,'title');
CheckNode(BookStoreNode,'book/author',4,'author');
CheckNode(BookStoreNode,'book//title',1,'title');
CheckNode(BookStoreNode,'book/author[@forename=''Mattias'']',1,'author');
CheckNode(BookStoreNode,'book/author[@surname=''Gaertner'']',1,'author');
CheckNode(BookStoreNode,'book/author[@forename=''Mattias'' and @surname=''Gaertner'']',1,'author');
CheckNode(BookStoreNode,'book/author[2]',1,'author');
CheckNode(BookStoreNode,'book/author[2][1]',1,'author');
CheckNode(BookStoreNode,'book/author[2][@forename=''Mattias'']',1,'author');
CheckNode(BookStoreNode,'book/author[last()]',1,'author');
CheckNode(BookStoreNode,'book/author[last()-1]',1,'author');
CheckNode(BookStoreNode,'book/author[last()-1][@forename=''Felipe'']',1,'author');
CheckNode(BookStoreNode,'book[year>2000]',1,'book');
CheckNode(BookStoreNode,'book/*[@forename]',4,'author');
CheckNode(BookStoreNode,'book/title|book/price',2,'title');
finally
V.Free;
Doc.Free;
ss.Free;
end;
end;
initialization
AddToLazUtilsTestSuite(TTestLazXML);
end.
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