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-rw-r--r--dom/base/test/gtest/TestPlainTextSerializer.cpp258
1 files changed, 258 insertions, 0 deletions
diff --git a/dom/base/test/gtest/TestPlainTextSerializer.cpp b/dom/base/test/gtest/TestPlainTextSerializer.cpp
new file mode 100644
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+++ b/dom/base/test/gtest/TestPlainTextSerializer.cpp
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "gtest/gtest.h"
+
+#include "nsServiceManagerUtils.h"
+#include "nsString.h"
+#include "nsIDocumentEncoder.h"
+#include "nsCRT.h"
+#include "nsIParserUtils.h"
+
+const uint32_t kDefaultWrapColumn = 72;
+
+void ConvertBufToPlainText(nsString& aConBuf, int aFlag, uint32_t aWrapColumn) {
+ nsCOMPtr<nsIParserUtils> utils = do_GetService(NS_PARSERUTILS_CONTRACTID);
+ utils->ConvertToPlainText(aConBuf, aFlag, aWrapColumn, aConBuf);
+}
+
+// Test for ASCII with format=flowed; delsp=yes
+TEST(PlainTextSerializer, ASCIIWithFlowedDelSp)
+{
+ 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,
+ kDefaultWrapColumn);
+
+ // create result case
+ result.AssignLiteral(
+ "Firefox Firefox Firefox Firefox "
+ "Firefox Firefox Firefox Firefox "
+ "Firefox \r\nFirefox Firefox Firefox\r\n");
+
+ ASSERT_TRUE(test.Equals(result))
+ << "Wrong HTML to ASCII text serialization with format=flowed; delsp=yes";
+}
+
+// Test for CJK with format=flowed; delsp=yes
+TEST(PlainTextSerializer, CJKWithFlowedDelSp)
+{
+ nsString test;
+ nsString result;
+
+ test.AssignLiteral("<html><body>");
+ for (uint32_t 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,
+ kDefaultWrapColumn);
+
+ // create result case
+ for (uint32_t i = 0; i < 36; i++) {
+ result.Append(0x5341);
+ }
+ result.AppendLiteral(" \r\n");
+ for (uint32_t i = 0; i < 4; i++) {
+ result.Append(0x5341);
+ }
+ result.AppendLiteral("\r\n");
+
+ ASSERT_TRUE(test.Equals(result))
+ << "Wrong HTML to CJK text serialization with format=flowed; delsp=yes";
+}
+
+// Test for CJK with DisallowLineBreaking
+TEST(PlainTextSerializer, CJKWithDisallowLineBreaking)
+{
+ nsString test;
+ nsString result;
+
+ test.AssignLiteral("<html><body>");
+ for (uint32_t i = 0; i < 400; i++) {
+ // Insert Kanji (U+5341)
+ test.Append(0x5341);
+ }
+ test.AppendLiteral("</body></html>");
+
+ ConvertBufToPlainText(test,
+ nsIDocumentEncoder::OutputFormatted |
+ nsIDocumentEncoder::OutputCRLineBreak |
+ nsIDocumentEncoder::OutputLFLineBreak |
+ nsIDocumentEncoder::OutputFormatFlowed |
+ nsIDocumentEncoder::OutputDisallowLineBreaking,
+ kDefaultWrapColumn);
+
+ // create result case
+ for (uint32_t i = 0; i < 400; i++) {
+ result.Append(0x5341);
+ }
+ result.AppendLiteral("\r\n");
+
+ ASSERT_TRUE(test.Equals(result))
+ << "Wrong HTML to CJK text serialization with OutputDisallowLineBreaking";
+}
+
+// Test for ASCII with format=flowed; and quoted lines in preformatted span.
+TEST(PlainTextSerializer, PreformatFlowedQuotes)
+{
+ nsString test;
+ nsString result;
+
+ test.AssignLiteral(
+ "<html><body>"
+ "<span style=\"white-space: pre-wrap;\" _moz_quote=\"true\">"
+ "&gt; Firefox Firefox Firefox Firefox <br>"
+ "&gt; Firefox Firefox Firefox Firefox<br>"
+ "&gt;<br>"
+ "&gt;&gt; Firefox Firefox Firefox Firefox <br>"
+ "&gt;&gt; Firefox Firefox Firefox Firefox<br>"
+ "</span></body></html>");
+
+ ConvertBufToPlainText(test,
+ nsIDocumentEncoder::OutputFormatted |
+ nsIDocumentEncoder::OutputCRLineBreak |
+ nsIDocumentEncoder::OutputLFLineBreak |
+ nsIDocumentEncoder::OutputFormatFlowed,
+ kDefaultWrapColumn);
+
+ // create result case
+ result.AssignLiteral(
+ "> Firefox Firefox Firefox Firefox \r\n"
+ "> Firefox Firefox Firefox Firefox\r\n"
+ ">\r\n"
+ ">> Firefox Firefox Firefox Firefox \r\n"
+ ">> Firefox Firefox Firefox Firefox\r\n");
+
+ ASSERT_TRUE(test.Equals(result))
+ << "Wrong HTML to ASCII text serialization "
+ "with format=flowed; and quoted "
+ "lines";
+}
+
+TEST(PlainTextSerializer, PrettyPrintedHtml)
+{
+ 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, kDefaultWrapColumn);
+ ASSERT_TRUE(test.EqualsLiteral("first" NS_LINEBREAK "second" NS_LINEBREAK))
+ << "Wrong prettyprinted html to text serialization";
+}
+
+TEST(PlainTextSerializer, PreElement)
+{
+ nsString test;
+ test.AppendLiteral("<html>" NS_LINEBREAK "<body>" NS_LINEBREAK
+ "<pre>" NS_LINEBREAK " first" NS_LINEBREAK
+ " second" NS_LINEBREAK "</pre>" NS_LINEBREAK
+ "</body>" NS_LINEBREAK "</html>");
+
+ ConvertBufToPlainText(test, 0, kDefaultWrapColumn);
+ ASSERT_TRUE(test.EqualsLiteral(" first" NS_LINEBREAK
+ " second" NS_LINEBREAK NS_LINEBREAK))
+ << "Wrong prettyprinted html to text serialization";
+}
+
+TEST(PlainTextSerializer, BlockElement)
+{
+ nsString test;
+ test.AppendLiteral("<html>" NS_LINEBREAK "<body>" NS_LINEBREAK
+ "<div>" NS_LINEBREAK " first" NS_LINEBREAK
+ "</div>" NS_LINEBREAK "<div>" NS_LINEBREAK
+ " second" NS_LINEBREAK "</div>" NS_LINEBREAK
+ "</body>" NS_LINEBREAK "</html>");
+
+ ConvertBufToPlainText(test, 0, kDefaultWrapColumn);
+ ASSERT_TRUE(test.EqualsLiteral("first" NS_LINEBREAK "second" NS_LINEBREAK))
+ << "Wrong prettyprinted html to text serialization";
+}
+
+TEST(PlainTextSerializer, PreWrapElementForThunderbird)
+{
+ // This test examines the magic pre-wrap setup that Thunderbird relies on.
+ nsString test;
+ test.AppendLiteral("<html>" NS_LINEBREAK
+ "<body style=\"white-space: pre-wrap;\">" NS_LINEBREAK
+ "<pre>" NS_LINEBREAK
+ " first line is too long" NS_LINEBREAK
+ " second line is even loooonger " NS_LINEBREAK
+ "</pre>" NS_LINEBREAK "</body>" NS_LINEBREAK "</html>");
+
+ const uint32_t wrapColumn = 10;
+ ConvertBufToPlainText(test, nsIDocumentEncoder::OutputWrap, wrapColumn);
+ // "\n\n first\nline is\ntoo long\n second\nline is\neven\nloooonger\n\n\n"
+ ASSERT_TRUE(test.EqualsLiteral(
+ NS_LINEBREAK NS_LINEBREAK
+ " first" NS_LINEBREAK "line is" NS_LINEBREAK "too long" NS_LINEBREAK
+ " second" NS_LINEBREAK "line is" NS_LINEBREAK "even" NS_LINEBREAK
+ "loooonger" NS_LINEBREAK NS_LINEBREAK NS_LINEBREAK))
+ << "Wrong prettyprinted html to text serialization";
+}
+
+TEST(PlainTextSerializer, Simple)
+{
+ nsString test;
+ test.AppendLiteral(
+ "<html><base>base</base><head><span>span</span></head>"
+ "<body>body</body></html>");
+ ConvertBufToPlainText(test, 0, kDefaultWrapColumn);
+ ASSERT_TRUE(test.EqualsLiteral("basespanbody"))
+ << "Wrong html to text serialization";
+}
+
+TEST(PlainTextSerializer, OneHundredAndOneOL)
+{
+ nsAutoString test;
+ test.AppendLiteral(
+ "<html>"
+ "<body>"
+ "<ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><"
+ "ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><"
+ "ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><"
+ "ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><"
+ "ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><"
+ "ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol><ol></ol></ol></ol></"
+ "ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></"
+ "ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></"
+ "ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></"
+ "ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></"
+ "ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></"
+ "ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></"
+ "ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></ol></"
+ "ol></ol><li>X</li></ol>"
+ "</body>"
+ "</html>");
+
+ ConvertBufToPlainText(test, nsIDocumentEncoder::OutputFormatted,
+ kDefaultWrapColumn);
+
+ nsAutoString expected;
+ expected.AppendLiteral(" 1. X" NS_LINEBREAK);
+ ASSERT_EQ(test, expected);
+}
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