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Diffstat (limited to 'Build/source/texk/dvisvgm/dvisvgm-src/tests/StreamReaderTest.cpp')
-rw-r--r-- | Build/source/texk/dvisvgm/dvisvgm-src/tests/StreamReaderTest.cpp | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/tests/StreamReaderTest.cpp b/Build/source/texk/dvisvgm/dvisvgm-src/tests/StreamReaderTest.cpp new file mode 100644 index 00000000000..609384b74d1 --- /dev/null +++ b/Build/source/texk/dvisvgm/dvisvgm-src/tests/StreamReaderTest.cpp @@ -0,0 +1,128 @@ +/************************************************************************* +** StreamReaderTest.cpp ** +** ** +** This file is part of dvisvgm -- a fast DVI to SVG converter ** +** Copyright (C) 2005-2017 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 <fstream> +#include <sstream> +#include <string> +#include "CRC32.hpp" +#include "StreamReader.hpp" + +using namespace std; + +TEST(StreamReaderTest, readString) { + string str1 = "dvisvgm converts DVI files to SVG."; + istringstream iss(str1); + StreamReader reader(iss); + string str2 = reader.readString(iss.str().length()); + EXPECT_EQ(str1, str2); + iss.str(str1); + str2 = reader.readString(); + EXPECT_EQ(str1, str2); +} + + +TEST(StreamReaderTest, readStringCRC) { + string str1 = "dvisvgm converts DVI files to SVG."; + istringstream iss(str1); + StreamReader reader(iss); + CRC32 crc; + string str2 = reader.readString(iss.str().length(), crc); + EXPECT_EQ(str1, str2); + EXPECT_EQ(crc.get(), 0x7c4ef359); + iss.str(str1); + crc.reset(); + str2 = reader.readString(crc, false); + EXPECT_EQ(crc.get(), 0x7c4ef359); +} + + +TEST(StreamReaderTest, readUnsigned) { + string str = "\x01\x02\x03\x04"; + istringstream iss(str); + StreamReader reader(iss); + uint32_t val = reader.readUnsigned(4); + EXPECT_EQ(val, 0x01020304); +} + + +TEST(StreamReaderTest, readUnsignedCRC) { + string str = "\x01\x02\x03\x04"; + istringstream iss(str); + StreamReader reader(iss); + CRC32 crc; + uint32_t val = reader.readUnsigned(4, crc); + EXPECT_EQ(val, 0x01020304); + EXPECT_EQ(crc.get(), 0xb63cfbcd); +} + + +TEST(StreamReaderTest, readSigned) { + string str = "\xff\xee\xdd\xcc"; + istringstream iss(str); + StreamReader reader(iss); + int32_t val = reader.readSigned(4); + EXPECT_EQ(val, 0xffeeddcc); +} + + +TEST(StreamReaderTest, readSignedCRC) { + string str = "\xff\xee\xdd\xcc"; + istringstream iss(str); + StreamReader reader(iss); + CRC32 crc; + int32_t val = reader.readSigned(4, crc); + EXPECT_EQ(val, 0xffeeddcc); + EXPECT_EQ(crc.get(), 0xfa79118e); +} + + +TEST(StreamReaderTest, readBytes) { + string str = "\xff\xee\xdd\xcc"; + istringstream iss(str); + StreamReader reader(iss); + vector<uint8_t> bytes(4); + memset(&bytes[0], 0, 4); + reader.readBytes(3, bytes); + EXPECT_EQ(bytes[0], 0xff); + EXPECT_EQ(bytes[1], 0xee); + EXPECT_EQ(bytes[2], 0xdd); + EXPECT_EQ(bytes[3], 0); +} + + +TEST(StreamReaderTest, readBytesCRC) { + string str = "\xff\xee\xdd\xcc"; + istringstream iss(str); + StreamReader reader(iss); + vector<uint8_t> bytes(4); + memset(&bytes[0], 0, 4); + CRC32 crc; + reader.readBytes(3, bytes, crc); + EXPECT_EQ(bytes[0], 0xff); + EXPECT_EQ(bytes[1], 0xee); + EXPECT_EQ(bytes[2], 0xdd); + EXPECT_EQ(bytes[3], 0); + EXPECT_EQ(crc.get(), 0x68ab9f15); + int byte = reader.readByte(crc); + EXPECT_EQ(byte, 0xcc); + EXPECT_EQ(crc.get(), 0x2d652e62); +} + |