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TESTS: Add unit tests for MemoryReadStream
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/* Phaethon - A FLOSS resource explorer for BioWare's Aurora engine games | ||
* | ||
* Phaethon is the legal property of its developers, whose names | ||
* can be found in the AUTHORS file distributed with this source | ||
* distribution. | ||
* | ||
* Phaethon 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. | ||
* | ||
* Phaethon 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 Phaethon. If not, see <http://www.gnu.org/licenses/>. | ||
*/ | ||
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/** @file | ||
* Unit tests for our memory read stream. | ||
*/ | ||
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#include "gtest/gtest.h" | ||
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#include "src/common/util.h" | ||
#include "src/common/error.h" | ||
#include "src/common/readstream.h" | ||
#include "src/common/memreadstream.h" | ||
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GTEST_TEST(MemoryReadStream, size) { | ||
static const byte data[3] = { 0 }; | ||
Common::MemoryReadStream stream(data); | ||
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EXPECT_EQ(stream.size(), 3); | ||
} | ||
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GTEST_TEST(MemoryReadStream, seek) { | ||
static const byte data[4] = { 0 }; | ||
Common::MemoryReadStream stream(data); | ||
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EXPECT_EQ(stream.pos(), 0); | ||
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stream.seek(1); | ||
EXPECT_EQ(stream.pos(), 1); | ||
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stream.seek(0); | ||
EXPECT_EQ(stream.pos(), 0); | ||
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stream.seek(1, Common::MemoryReadStream::kOriginCurrent); | ||
stream.seek(1, Common::MemoryReadStream::kOriginCurrent); | ||
EXPECT_EQ(stream.pos(), 2); | ||
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stream.skip(1); | ||
EXPECT_EQ(stream.pos(), 3); | ||
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EXPECT_THROW(stream.seek(5), Common::Exception); | ||
} | ||
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GTEST_TEST(MemoryReadStream, getData) { | ||
static const byte data[3] = { 0 }; | ||
Common::MemoryReadStream stream(data); | ||
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EXPECT_EQ(stream.getData(), data); | ||
} | ||
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GTEST_TEST(MemoryReadStream, read) { | ||
static const byte data[3] = { 0 }; | ||
Common::MemoryReadStream stream(data); | ||
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EXPECT_FALSE(stream.eos()); | ||
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size_t readCount; | ||
byte readData[ARRAYSIZE(data)] = { 1 }; | ||
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readCount = stream.read(readData, ARRAYSIZE(data)); | ||
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EXPECT_EQ(readCount, ARRAYSIZE(data)); | ||
EXPECT_FALSE(stream.eos()); | ||
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for (size_t i = 0; i < ARRAYSIZE(data); i++) | ||
EXPECT_EQ(readData[i], data[i]) << "At index " << i; | ||
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readCount = stream.read(readData, ARRAYSIZE(data)); | ||
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EXPECT_EQ(readCount, 0); | ||
EXPECT_TRUE(stream.eos()); | ||
} | ||
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GTEST_TEST(MemoryReadStream, readStream) { | ||
static const byte data[3] = { 0x12, 0x34, 0x56 }; | ||
Common::MemoryReadStream stream(data); | ||
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Common::MemoryReadStream *streamRead = stream.readStream(ARRAYSIZE(data)); | ||
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EXPECT_EQ(streamRead->size(), ARRAYSIZE(data)); | ||
for (size_t i = 0; i < ARRAYSIZE(data); i++) | ||
EXPECT_EQ(streamRead->readByte(), data[i]) << "At index " << i; | ||
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delete streamRead; | ||
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stream.seek(0); | ||
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EXPECT_THROW(stream.readStream(ARRAYSIZE(data) + 1), Common::Exception); | ||
} | ||
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GTEST_TEST(MemoryReadStream, readChar) { | ||
static const byte data[3] = { 0x12, 0x34, 0x56 }; | ||
Common::MemoryReadStream stream(data); | ||
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for (size_t i = 0; i < ARRAYSIZE(data); i++) | ||
EXPECT_EQ(stream.readChar(), data[i]) << "At index " << i; | ||
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EXPECT_EQ(stream.readChar(), Common::MemoryReadStream::kEOF); | ||
} | ||
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GTEST_TEST(MemoryReadStream, readByte) { | ||
static const byte data[1] = { 0x17 }; | ||
Common::MemoryReadStream stream(data); | ||
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EXPECT_EQ(stream.readByte(), 23); | ||
EXPECT_THROW(stream.readByte(), Common::Exception); | ||
} | ||
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GTEST_TEST(MemoryReadStream, readSByte) { | ||
static const byte data[1] = { 0xE9 }; | ||
Common::MemoryReadStream stream(data); | ||
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EXPECT_EQ(stream.readSByte(), -23); | ||
EXPECT_THROW(stream.readSByte(), Common::Exception); | ||
} | ||
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GTEST_TEST(MemoryReadStream, readUint16LE) { | ||
static const byte data[2] = { 0x34, 0x12 }; | ||
Common::MemoryReadStream stream(data); | ||
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EXPECT_EQ(stream.readUint16LE(), 4660); | ||
EXPECT_THROW(stream.readUint16LE(), Common::Exception); | ||
} | ||
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GTEST_TEST(MemoryReadStream, readSint16LE) { | ||
static const byte data[2] = { 0xDC, 0xFE }; | ||
Common::MemoryReadStream stream(data); | ||
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EXPECT_EQ(stream.readSint16LE(), -292); | ||
EXPECT_THROW(stream.readSint16LE(), Common::Exception); | ||
} | ||
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GTEST_TEST(MemoryReadStream, readUint16BE) { | ||
static const byte data[2] = { 0x12, 0x34 }; | ||
Common::MemoryReadStream stream(data); | ||
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EXPECT_EQ(stream.readUint16BE(), 4660); | ||
EXPECT_THROW(stream.readUint16BE(), Common::Exception); | ||
} | ||
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GTEST_TEST(MemoryReadStream, readSint16BE) { | ||
static const byte data[2] = { 0xFE, 0xDC }; | ||
Common::MemoryReadStream stream(data); | ||
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EXPECT_EQ(stream.readSint16BE(), -292); | ||
EXPECT_THROW(stream.readSint16BE(), Common::Exception); | ||
} | ||
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GTEST_TEST(MemoryReadStream, readUint32LE) { | ||
static const byte data[4] = { 0x78, 0x56, 0x34, 0x12 }; | ||
Common::MemoryReadStream stream(data); | ||
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EXPECT_EQ(stream.readUint32LE(), 305419896); | ||
EXPECT_THROW(stream.readUint32LE(), Common::Exception); | ||
} | ||
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GTEST_TEST(MemoryReadStream, readSint32LE) { | ||
static const byte data[4] = { 0x09, 0xBA, 0xDC, 0xFE }; | ||
Common::MemoryReadStream stream(data); | ||
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EXPECT_EQ(stream.readSint32LE(), -19088887); | ||
EXPECT_THROW(stream.readSint32LE(), Common::Exception); | ||
} | ||
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GTEST_TEST(MemoryReadStream, readUint32BE) { | ||
static const byte data[4] = { 0x12, 0x34, 0x56, 0x78 }; | ||
Common::MemoryReadStream stream(data); | ||
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EXPECT_EQ(stream.readUint32BE(), 305419896); | ||
EXPECT_THROW(stream.readUint32BE(), Common::Exception); | ||
} | ||
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GTEST_TEST(MemoryReadStream, readSint32BE) { | ||
static const byte data[4] = { 0xFE, 0xDC, 0xBA, 0x09 }; | ||
Common::MemoryReadStream stream(data); | ||
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EXPECT_EQ(stream.readSint32BE(), -19088887); | ||
EXPECT_THROW(stream.readSint32BE(), Common::Exception); | ||
} | ||
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GTEST_TEST(MemoryReadStream, readUint64LE) { | ||
static const byte data[8] = { 0xEF, 0xCD, 0xAB, 0x90, 0x78, 0x56, 0x34, 0x12 }; | ||
Common::MemoryReadStream stream(data); | ||
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EXPECT_EQ(stream.readUint64LE(), UINT64_C(1311768467294899695)); | ||
EXPECT_THROW(stream.readUint64LE(), Common::Exception); | ||
} | ||
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GTEST_TEST(MemoryReadStream, readSint64LE) { | ||
static const byte data[8] = { 0x21, 0x43, 0x65, 0x87, 0x09, 0xBA, 0xDC, 0xFE }; | ||
Common::MemoryReadStream stream(data); | ||
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EXPECT_EQ(stream.readSint64LE(), INT64_C(-81986143110479071)); | ||
EXPECT_THROW(stream.readSint64LE(), Common::Exception); | ||
} | ||
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GTEST_TEST(MemoryReadStream, readUint64BE) { | ||
static const byte data[8] = { 0x12, 0x34, 0x56, 0x78, 0x90, 0xAB, 0xCD, 0xEF }; | ||
Common::MemoryReadStream stream(data); | ||
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EXPECT_EQ(stream.readUint64BE(), UINT64_C(1311768467294899695)); | ||
EXPECT_THROW(stream.readUint64BE(), Common::Exception); | ||
} | ||
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GTEST_TEST(MemoryReadStream, readSint64BE) { | ||
static const byte data[8] = { 0xFE, 0xDC, 0xBA, 0x09, 0x87, 0x65, 0x43, 0x21 }; | ||
Common::MemoryReadStream stream(data); | ||
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EXPECT_EQ(stream.readSint64BE(), INT64_C(-81986143110479071)); | ||
EXPECT_THROW(stream.readSint64BE(), Common::Exception); | ||
} | ||
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GTEST_TEST(MemoryReadStream, readIEEEFloatLE) { | ||
static const byte data[4] = { 0x00, 0x00, 0x80, 0x3F }; | ||
Common::MemoryReadStream stream(data); | ||
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EXPECT_EQ(stream.readIEEEFloatLE(), 1.0f); | ||
EXPECT_THROW(stream.readIEEEFloatLE(), Common::Exception); | ||
} | ||
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GTEST_TEST(MemoryReadStream, readIEEEFloatBE) { | ||
static const byte data[4] = { 0x3F, 0x80, 0x00, 0x00 }; | ||
Common::MemoryReadStream stream(data); | ||
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EXPECT_EQ(stream.readIEEEFloatBE(), 1.0f); | ||
EXPECT_THROW(stream.readIEEEFloatBE(), Common::Exception); | ||
} | ||
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GTEST_TEST(MemoryReadStream, readIEEEDoubleLE) { | ||
static const byte data[8] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xF0, 0x3F }; | ||
Common::MemoryReadStream stream(data); | ||
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EXPECT_EQ(stream.readIEEEDoubleLE(), 1.0); | ||
EXPECT_THROW(stream.readIEEEDoubleLE(), Common::Exception); | ||
} | ||
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GTEST_TEST(MemoryReadStream, readIEEEDoubleBE) { | ||
static const byte data[8] = { 0x3F, 0xF0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; | ||
Common::MemoryReadStream stream(data); | ||
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EXPECT_EQ(stream.readIEEEDoubleBE(), 1.0); | ||
EXPECT_THROW(stream.readIEEEDoubleBE(), Common::Exception); | ||
} | ||
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GTEST_TEST(MemoryReadStreamEndian, streamEndianLE) { | ||
static const byte data[4] = { 0x78, 0x56, 0x34, 0x12 }; | ||
Common::MemoryReadStreamEndian stream(data, sizeof(data), false); | ||
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EXPECT_EQ(stream.readUint32(), 305419896); | ||
EXPECT_THROW(stream.readUint32(), Common::Exception); | ||
} | ||
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GTEST_TEST(MemoryReadStreamEndian, streamEndianBE) { | ||
static const byte data[4] = { 0x12, 0x34, 0x56, 0x78 }; | ||
Common::MemoryReadStreamEndian stream(data, sizeof(data), true); | ||
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EXPECT_EQ(stream.readUint32(), 305419896); | ||
EXPECT_THROW(stream.readUint32(), Common::Exception); | ||
} | ||
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GTEST_TEST(SubReadStream, fromMem) { | ||
static const byte data[5] = { 0x12, 0x34, 0x56, 0x78, 0x90 }; | ||
Common::MemoryReadStream stream(data); | ||
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stream.seek(1); | ||
Common::SubReadStream subStream(&stream, 3); | ||
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byte readData[4] = { 0 }; | ||
const size_t readCount = subStream.read(readData, 4); | ||
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EXPECT_EQ(readCount, 3); | ||
EXPECT_TRUE(subStream.eos()); | ||
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EXPECT_EQ(readData[0], data[1]); | ||
EXPECT_EQ(readData[1], data[2]); | ||
EXPECT_EQ(readData[2], data[3]); | ||
} | ||
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GTEST_TEST(SeekableSubReadStream, fromMem) { | ||
static const byte data[5] = { 0x12, 0x34, 0x56, 0x78, 0x90 }; | ||
Common::MemoryReadStream stream(data); | ||
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Common::SeekableSubReadStream subStream(&stream, 1, 4); | ||
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byte readData[4] = { 0 }; | ||
const size_t readCount = subStream.read(readData, 4); | ||
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EXPECT_EQ(readCount, 3); | ||
EXPECT_TRUE(subStream.eos()); | ||
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EXPECT_EQ(readData[0], data[1]); | ||
EXPECT_EQ(readData[1], data[2]); | ||
EXPECT_EQ(readData[2], data[3]); | ||
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subStream.seek(0); | ||
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EXPECT_EQ(subStream.pos(), 0); | ||
EXPECT_FALSE(subStream.eos()); | ||
} | ||
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GTEST_TEST(SeekableSubReadStreamEndian, streamEndianLE) { | ||
static const byte data[4] = { 0x78, 0x56, 0x34, 0x12 }; | ||
Common::MemoryReadStream stream(data); | ||
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Common::SeekableSubReadStreamEndian subStream(&stream, 0, stream.size(), false); | ||
EXPECT_EQ(subStream.readUint32(), 305419896); | ||
EXPECT_THROW(subStream.readUint32(), Common::Exception); | ||
} | ||
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GTEST_TEST(SeekableSubReadStreamEndian, streamEndianBE) { | ||
static const byte data[4] = { 0x12, 0x34, 0x56, 0x78 }; | ||
Common::MemoryReadStream stream(data); | ||
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Common::SeekableSubReadStreamEndian subStream(&stream, 0, stream.size(), true); | ||
EXPECT_EQ(subStream.readUint32(), 305419896); | ||
EXPECT_THROW(subStream.readUint32(), Common::Exception); | ||
} |
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