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diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.0.10/tests/StreamWriterTest.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.0.10/tests/StreamWriterTest.cpp
new file mode 100644
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+++ b/Build/source/texk/dvisvgm/dvisvgm-1.0.10/tests/StreamWriterTest.cpp
@@ -0,0 +1,114 @@
+/*************************************************************************
+** StreamWriterTest.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2011 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** 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. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <gtest/gtest.h>
+#include <sstream>
+#include <string>
+#include "CRC32.h"
+#include "StreamWriter.h"
+
+using namespace std;
+
+TEST(StreamWriterTest, writeString) {
+ ostringstream oss;
+ StreamWriter writer(oss);
+ string str = "dvisvgm converts DVI files to SVG.";
+ writer.writeString(str);
+ EXPECT_EQ(oss.str(), str);
+
+ oss.str("");
+ writer.writeString(str, true);
+ str.push_back('\0');
+ EXPECT_EQ(oss.str(), str);
+}
+
+
+TEST(StreamWriterTest, writeStringCRC) {
+ ostringstream oss;
+ StreamWriter writer(oss);
+ CRC32 crc;
+ string str = "dvisvgm converts DVI files to SVG.";
+ writer.writeString(str, crc);
+ EXPECT_EQ(oss.str(), str);
+ EXPECT_EQ(crc.get(), 0x7C4EF359);
+
+ oss.str("");
+ crc.reset();
+ writer.writeString(str, crc, true);
+ str.push_back('\0');
+ EXPECT_EQ(oss.str(), str);
+ EXPECT_EQ(crc.get(), 0xc0c9482e);
+}
+
+
+TEST(StreamWriterTest, writeUnsigned) {
+ ostringstream oss;
+ StreamWriter writer(oss);
+ writer.writeUnsigned(0x00010203, 4);
+ string str;
+ str.push_back('\x00');
+ str.push_back('\x01');
+ str.push_back('\x02');
+ str.push_back('\x03');
+ EXPECT_EQ(oss.str(), str);
+}
+
+
+TEST(StreamWriterTest, writeUnsignedCRC) {
+ ostringstream oss;
+ StreamWriter writer(oss);
+ CRC32 crc;
+ writer.writeUnsigned(0x00010203, 4, crc);
+ string str;
+ str.push_back('\x00');
+ str.push_back('\x01');
+ str.push_back('\x02');
+ str.push_back('\x03');
+ EXPECT_EQ(oss.str(), str);
+ EXPECT_EQ(crc.get(), 0x8bb98613);
+}
+
+
+TEST(StreamWriterTest, writeSigned) {
+ ostringstream oss;
+ StreamWriter writer(oss);
+ writer.writeUnsigned(0xffeeddcc, 4);
+ string str;
+ str.push_back('\xff');
+ str.push_back('\xee');
+ str.push_back('\xdd');
+ str.push_back('\xcc');
+ EXPECT_EQ(oss.str(), str);
+}
+
+
+TEST(StreamWriterTest, writeSignedCRC) {
+ ostringstream oss;
+ StreamWriter writer(oss);
+ CRC32 crc;
+ writer.writeUnsigned(0xffeeddcc, 4, crc);
+ string str;
+ str.push_back('\xff');
+ str.push_back('\xee');
+ str.push_back('\xdd');
+ str.push_back('\xcc');
+ EXPECT_EQ(oss.str(), str);
+ EXPECT_EQ(crc.get(), 0xfa79118e);
+}