gecko/content/base/test/TestPlainTextSerializer.cpp
2011-10-17 10:59:28 -04:00

208 lines
6.3 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2008
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Olli Pettay <Olli.Pettay@helsinki.fi> (Original Author)
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "TestHarness.h"
#include "nsIParser.h"
#include "nsIHTMLToTextSink.h"
#include "nsIParser.h"
#include "nsIContentSink.h"
#include "nsIParserService.h"
#include "nsServiceManagerUtils.h"
#include "nsStringGlue.h"
#include "nsParserCIID.h"
#include "nsIDocumentEncoder.h"
#include "nsCRT.h"
static NS_DEFINE_CID(kCParserCID, NS_PARSER_CID);
void
ConvertBufToPlainText(nsString &aConBuf, int aFlag)
{
nsCOMPtr<nsIParser> parser = do_CreateInstance(kCParserCID);
if (parser) {
nsCOMPtr<nsIContentSink> sink;
sink = do_CreateInstance(NS_PLAINTEXTSINK_CONTRACTID);
if (sink) {
nsCOMPtr<nsIHTMLToTextSink> textSink(do_QueryInterface(sink));
if (textSink) {
nsAutoString convertedText;
textSink->Initialize(&convertedText, aFlag, 72);
parser->SetContentSink(sink);
parser->Parse(aConBuf, 0, NS_LITERAL_CSTRING("text/html"), true);
aConBuf = convertedText;
}
}
}
}
// Test for ASCII with format=flowed; delsp=yes
nsresult
TestASCIIWithFlowedDelSp()
{
nsString test;
nsString result;
test.AssignLiteral("<html><body>"
"Firefox Firefox Firefox Firefox "
"Firefox Firefox Firefox Firefox "
"Firefox Firefox Firefox Firefox"
"</body></html>");
ConvertBufToPlainText(test, nsIDocumentEncoder::OutputFormatted |
nsIDocumentEncoder::OutputCRLineBreak |
nsIDocumentEncoder::OutputLFLineBreak |
nsIDocumentEncoder::OutputFormatFlowed |
nsIDocumentEncoder::OutputFormatDelSp);
// create result case
result.AssignLiteral("Firefox Firefox Firefox Firefox "
"Firefox Firefox Firefox Firefox "
"Firefox \r\nFirefox Firefox Firefox\r\n");
if (!test.Equals(result)) {
fail("Wrong HTML to ASCII text serialization with format=flowed; delsp=yes");
return NS_ERROR_FAILURE;
}
passed("HTML to ASCII text serialization with format=flowed; delsp=yes");
return NS_OK;
}
// Test for CJK with format=flowed; delsp=yes
nsresult
TestCJKWithFlowedDelSp()
{
nsString test;
nsString result;
test.AssignLiteral("<html><body>");
for (PRUint32 i = 0; i < 40; i++) {
// Insert Kanji (U+5341)
test.Append(0x5341);
}
test.AppendLiteral("</body></html>");
ConvertBufToPlainText(test, nsIDocumentEncoder::OutputFormatted |
nsIDocumentEncoder::OutputCRLineBreak |
nsIDocumentEncoder::OutputLFLineBreak |
nsIDocumentEncoder::OutputFormatFlowed |
nsIDocumentEncoder::OutputFormatDelSp);
// create result case
for (PRUint32 i = 0; i < 36; i++) {
result.Append(0x5341);
}
result.Append(NS_LITERAL_STRING(" \r\n"));
for (PRUint32 i = 0; i < 4; i++) {
result.Append(0x5341);
}
result.Append(NS_LITERAL_STRING("\r\n"));
if (!test.Equals(result)) {
fail("Wrong HTML to CJK text serialization with format=flowed; delsp=yes");
return NS_ERROR_FAILURE;
}
passed("HTML to CJK text serialization with format=flowed; delsp=yes");
return NS_OK;
}
nsresult
TestPrettyPrintedHtml()
{
nsString test;
test.AppendLiteral(
"<html>" NS_LINEBREAK
"<body>" NS_LINEBREAK
" first<br>" NS_LINEBREAK
" second<br>" NS_LINEBREAK
"</body>" NS_LINEBREAK "</html>");
ConvertBufToPlainText(test, 0);
if (!test.EqualsLiteral("first" NS_LINEBREAK "second" NS_LINEBREAK)) {
fail("Wrong prettyprinted html to text serialization");
return NS_ERROR_FAILURE;
}
passed("prettyprinted HTML to text serialization test");
return NS_OK;
}
nsresult
TestPlainTextSerializer()
{
nsString test;
test.AppendLiteral("<html><base>base</base><head><span>span</span></head>"
"<body>body</body></html>");
ConvertBufToPlainText(test, 0);
if (!test.EqualsLiteral("basespanbody")) {
fail("Wrong html to text serialization");
return NS_ERROR_FAILURE;
}
passed("HTML to text serialization test");
nsresult rv = TestASCIIWithFlowedDelSp();
NS_ENSURE_SUCCESS(rv, rv);
rv = TestCJKWithFlowedDelSp();
NS_ENSURE_SUCCESS(rv, rv);
rv = TestPrettyPrintedHtml();
NS_ENSURE_SUCCESS(rv, rv);
// Add new tests here...
return NS_OK;
}
int main(int argc, char** argv)
{
ScopedXPCOM xpcom("PlainTextSerializer");
if (xpcom.failed())
return 1;
int retval = 0;
if (NS_FAILED(TestPlainTextSerializer())) {
retval = 1;
}
return retval;
}