program TestUri;
{ Tests RFC3896 compliance of ResolveRelativeUri(). Also includes basic URI encode/decode test. }

{$IFDEF FPC}
{$MODE OBJFPC}{$H+}
{$ENDIF}

uses
  uriparser;

var
  URI: TURI;
  s: String;

procedure TestParse;
begin
  with URI do
  begin
    Protocol := 'http';
    Username := 'user';
    Password := 'pass';
    Host := 'localhost';
    Port := 8080;
    Path := '/test/dir';
    Document := 'some index.html';
    Params := 'param1=value1&param2=value2';
    Bookmark := 'bookmark';
    HasAuthority := True;
  end;

  s := EncodeURI(URI);
  WriteLn(s);

  Finalize(URI);
  FillChar(URI, SizeOf(URI), 0);
  Writeln;

//  URI := ParseURI(s, 'defaultprotocol', 1234);
  URI:=ParseURI('http://www.typhon.freepascal.org/main.php');
  with URI do
  begin
    WriteLn('Protocol: ', Protocol);
    WriteLn('Username: ', Username);
    WriteLn('Password: ', Password);
    WriteLn('Host: ', Host);
    WriteLn('Port: ', Port);
    WriteLn('Path: ', Path);
    WriteLn('Document: ', Document);
    WriteLn('Params: ', Params);
    WriteLn('Bookmark: ', Bookmark);
  end;
end;  

type
  urirec = record
    a, b: string
  end;

const
  Base = 'http://a/b/c/d;p?q';

  tests: array[0..22] of urirec = (
    (a: 'g:h'; b: 'g:h'),
    (a: 'g';   b: 'http://a/b/c/g'),
    (a: './g'; b: 'http://a/b/c/g'),
    (a: 'g/';  b: 'http://a/b/c/g/'),
    (a: '/g';  b: 'http://a/g'),
    (a: '//g'; b: 'http://g'),
    (a: '?y';  b: 'http://a/b/c/d;p?y'),
    (a: 'g?y'; b: 'http://a/b/c/g?y'),
    (a: '#s';  b: 'http://a/b/c/d;p?q#s'),
    (a: 'g#s'; b: 'http://a/b/c/g#s'),
    (a: 'g?y#s'; b: 'http://a/b/c/g?y#s'),
    (a: ';x';  b: 'http://a/b/c/;x'),
    (a: 'g;x'; b: 'http://a/b/c/g;x'),
    (a: 'g;x?y#s'; b: 'http://a/b/c/g;x?y#s'),
    (a: '';    b: 'http://a/b/c/d;p?q'),
    (a: '.';   b: 'http://a/b/c/'),
    (a: './';  b: 'http://a/b/c/'),
    (a: '..';  b: 'http://a/b/'),
    (a: '../'; b: 'http://a/b/'),
    (a: '../g'; b: 'http://a/b/g'),
    (a: '../..'; b: 'http://a/'),
    (a: '../../'; b: 'http://a/'),
    (a: '../../g'; b: 'http://a/g')
  );

  tests1: array[0..1] of urirec = (
    (a: '../../../g';    b: 'http://a/g'),
    (a: '../../../../g'; b: 'http://a/g')
  );

  tests2: array[0..5] of urirec = (
    (a: '/./g';  b: 'http://a/g'),
    (a: '/../g'; b: 'http://a/g'),
    (a: 'g.';    b: 'http://a/b/c/g.'),
    (a: '.g';    b: 'http://a/b/c/.g'),
    (a: 'g..';   b: 'http://a/b/c/g..'),
    (a: '..g';   b: 'http://a/b/c/..g')
  );

  tests3: array[0..5] of urirec = (
    (a: './../g'; b: 'http://a/b/g'),
    (a: './g/.';  b: 'http://a/b/c/g/'),
    (a: 'g/./h';  b: 'http://a/b/c/g/h'),
    (a: 'g/../h'; b: 'http://a/b/c/h'),
    (a: 'g;x=1/./y';  b: 'http://a/b/c/g;x=1/y'),
    (a: 'g;x=1/../y'; b: 'http://a/b/c/y')
  );

  tests4: array[0..3] of urirec = (
    (a: 'g?y/./x';  b: 'http://a/b/c/g?y/./x'),
    (a: 'g?y/../x'; b: 'http://a/b/c/g?y/../x'),
    (a: 'g#s/./x';  b: 'http://a/b/c/g#s/./x'),
    (a: 'g#s/../x'; b: 'http://a/b/c/g#s/../x')
  );

procedure Test(const Caption: string; const t: array of urirec);
var
  rslt: string;
  i: Integer;
  Failed: Boolean;
begin
  write(Caption, '...');
  Failed := False;
  for i := low(t) to high(t) do
  begin
    ResolveRelativeUri(Base, t[i].a, rslt);
    if rslt <> t[i].b then
    begin
      if not Failed then writeln;
      Failed := True;
      writeln('Test ', i, ' mismatch, expected: ''', t[i].b, '''; got: ''', rslt, '''');
    end;
  end;
  if not Failed then
    writeln(' OK')
  else
  begin
    writeln(' Failed!');
    Halt(1);
  end;  
end;

begin
  TestParse;
  Writeln;
  Writeln('Now testing relative URI resolving:');
  Test('Normal tests', tests);
  Test('URI authority is not changed by using dot segments', tests1);
  Test('Dot segments are removed only if they are complete path components', tests2);
  Test('Testing some nonsensical forms of URI', tests3);
  Test('Testing dot segments present in query or fragments', tests4);
end.
