519 lines
21 KiB
C++
519 lines
21 KiB
C++
#include "./testutils.h"
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#include "../conversion/conversionexception.h"
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#include "../conversion/stringbuilder.h"
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#include "../io/ansiescapecodes.h"
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#include "../io/binaryreader.h"
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#include "../io/binarywriter.h"
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#include "../io/bitreader.h"
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#include "../io/copy.h"
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#include "../io/inifile.h"
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#include "../io/misc.h"
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#include "../io/nativefilestream.h"
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#include "../io/path.h"
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#include <cppunit/TestFixture.h>
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#include <cppunit/extensions/HelperMacros.h>
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#include <algorithm>
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#include <fstream>
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#include <regex>
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#include <sstream>
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#ifdef PLATFORM_WINDOWS
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#include <cstdio>
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#endif
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#ifdef PLATFORM_UNIX
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#include <sys/fcntl.h>
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#include <sys/types.h>
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#endif
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using namespace std;
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using namespace CppUtilities;
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using namespace CppUtilities::Literals;
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using namespace CPPUNIT_NS;
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/*!
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* \brief The IoTests class tests classes and functions provided by the files inside the io directory.
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*/
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class IoTests : public TestFixture {
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CPPUNIT_TEST_SUITE(IoTests);
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CPPUNIT_TEST(testBinaryReader);
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CPPUNIT_TEST(testBinaryWriter);
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CPPUNIT_TEST(testBitReader);
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CPPUNIT_TEST(testPathUtilities);
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CPPUNIT_TEST(testIniFile);
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CPPUNIT_TEST(testCopy);
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CPPUNIT_TEST(testReadFile);
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CPPUNIT_TEST(testWriteFile);
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CPPUNIT_TEST(testAnsiEscapeCodes);
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#ifdef CPP_UTILITIES_USE_NATIVE_FILE_BUFFER
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CPPUNIT_TEST(testNativeFileStream);
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#endif
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CPPUNIT_TEST_SUITE_END();
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public:
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void setUp() override;
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void tearDown() override;
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void testBinaryReader();
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void testBinaryWriter();
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void testBitReader();
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void testPathUtilities();
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void testIniFile();
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void testCopy();
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void testReadFile();
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void testWriteFile();
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void testAnsiEscapeCodes();
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#ifdef CPP_UTILITIES_USE_NATIVE_FILE_BUFFER
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void testNativeFileStream();
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#endif
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};
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CPPUNIT_TEST_SUITE_REGISTRATION(IoTests);
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void IoTests::setUp()
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{
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}
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void IoTests::tearDown()
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{
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}
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/*!
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* \brief Tests the most important methods of the BinaryReader.
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*/
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void IoTests::testBinaryReader()
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{
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// read test file
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fstream testFile;
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testFile.exceptions(ios_base::failbit | ios_base::badbit);
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testFile.open(testFilePath("some_data"), ios_base::in | ios_base::binary);
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BinaryReader reader(&testFile);
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CPPUNIT_ASSERT_EQUAL(static_cast<istream::pos_type>(398), reader.readStreamsize());
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CPPUNIT_ASSERT_EQUAL(static_cast<std::uint16_t>(0x0102u), reader.readUInt16LE());
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CPPUNIT_ASSERT_EQUAL(static_cast<istream::pos_type>(396), reader.readRemainingBytes());
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CPPUNIT_ASSERT_EQUAL(static_cast<std::uint16_t>(0x0102u), reader.readUInt16BE());
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CPPUNIT_ASSERT_EQUAL(0x010203u, reader.readUInt24LE());
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CPPUNIT_ASSERT_EQUAL(0x010203u, reader.readUInt24BE());
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CPPUNIT_ASSERT_EQUAL(0x01020304u, reader.readUInt32LE());
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CPPUNIT_ASSERT_EQUAL(0x01020304u, reader.readUInt32BE());
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CPPUNIT_ASSERT_EQUAL(0x0102030405u, reader.readUInt40LE());
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CPPUNIT_ASSERT_EQUAL(0x0102030405u, reader.readUInt40BE());
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CPPUNIT_ASSERT_EQUAL(0x01020304050607u, reader.readUInt56LE());
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CPPUNIT_ASSERT_EQUAL(0x01020304050607u, reader.readUInt56BE());
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CPPUNIT_ASSERT_EQUAL(0x0102030405060708u, reader.readUInt64LE());
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CPPUNIT_ASSERT_EQUAL(0x0102030405060708u, reader.readUInt64BE());
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testFile.seekg(0);
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CPPUNIT_ASSERT_EQUAL(reader.readInt16LE(), static_cast<std::int16_t>(0x0102));
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CPPUNIT_ASSERT_EQUAL(reader.readInt16BE(), static_cast<std::int16_t>(0x0102));
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CPPUNIT_ASSERT_EQUAL(0x010203, reader.readInt24LE());
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CPPUNIT_ASSERT_EQUAL(0x010203, reader.readInt24BE());
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CPPUNIT_ASSERT_EQUAL(0x01020304, reader.readInt32LE());
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CPPUNIT_ASSERT_EQUAL(0x01020304, reader.readInt32BE());
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CPPUNIT_ASSERT_EQUAL(0x0102030405, reader.readInt40LE());
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CPPUNIT_ASSERT_EQUAL(0x0102030405, reader.readInt40BE());
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CPPUNIT_ASSERT_EQUAL(0x01020304050607, reader.readInt56LE());
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CPPUNIT_ASSERT_EQUAL(0x01020304050607, reader.readInt56BE());
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CPPUNIT_ASSERT_EQUAL(0x0102030405060708, reader.readInt64LE());
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CPPUNIT_ASSERT_EQUAL(0x0102030405060708, reader.readInt64BE());
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CPPUNIT_ASSERT_EQUAL(1.125f, reader.readFloat32LE());
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CPPUNIT_ASSERT_EQUAL(1.625, reader.readFloat64LE());
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CPPUNIT_ASSERT_EQUAL(1.125f, reader.readFloat32BE());
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CPPUNIT_ASSERT_EQUAL(reader.readFloat64BE(), 1.625);
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CPPUNIT_ASSERT_EQUAL(false, reader.readBool());
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CPPUNIT_ASSERT_EQUAL(true, reader.readBool());
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CPPUNIT_ASSERT_EQUAL("abc"s, reader.readString(3));
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CPPUNIT_ASSERT_EQUAL(reader.readLengthPrefixedString(), "ABC"s);
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CPPUNIT_ASSERT_EQUAL("01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901"
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"23456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123"
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"45678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345"
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"678901234567890123456789"s,
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reader.readLengthPrefixedString());
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CPPUNIT_ASSERT_EQUAL("def"s, reader.readTerminatedString());
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testFile.seekg(-4, ios_base::cur);
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CPPUNIT_ASSERT_EQUAL("def"s, reader.readTerminatedString(5, 0));
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CPPUNIT_ASSERT_THROW(reader.readLengthPrefixedString(), ConversionException);
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CPPUNIT_ASSERT_MESSAGE("pos in stream not advanced on conversion error", reader.readByte() == 0);
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// test ownership
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reader.setStream(nullptr, true);
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reader.setStream(new fstream(), true);
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BinaryReader reader2(reader);
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CPPUNIT_ASSERT(reader2.stream() == reader.stream());
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CPPUNIT_ASSERT(!reader2.hasOwnership());
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reader.setStream(&testFile, false);
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reader.setStream(new fstream(), true);
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}
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/*!
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* \brief Tests the most important methods of the BinaryWriter.
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*/
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void IoTests::testBinaryWriter()
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{
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// prepare reading expected data
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fstream testFile;
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testFile.exceptions(ios_base::failbit | ios_base::badbit);
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testFile.open(testFilePath("some_data"), ios_base::in | ios_base::binary);
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// prepare output stream
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stringstream outputStream(ios_base::in | ios_base::out | ios_base::binary);
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outputStream.exceptions(ios_base::failbit | ios_base::badbit);
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char testData[397];
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outputStream.rdbuf()->pubsetbuf(testData, sizeof(testData));
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// write test data
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BinaryWriter writer(&outputStream);
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writer.writeUInt16LE(0x0102u);
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writer.writeUInt16BE(0x0102u);
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writer.writeUInt24LE(0x010203u);
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writer.writeUInt24BE(0x010203u);
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writer.writeUInt32LE(0x01020304u);
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writer.writeUInt32BE(0x01020304u);
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writer.writeUInt40LE(0x0102030405u);
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writer.writeUInt40BE(0x0102030405u);
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writer.writeUInt56LE(0x01020304050607u);
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writer.writeUInt56BE(0x01020304050607u);
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writer.writeUInt64LE(0x0102030405060708u);
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writer.writeUInt64BE(0x0102030405060708u);
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// test written values
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for (char c : testData) {
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CPPUNIT_ASSERT(c == static_cast<char>(testFile.get()));
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if (testFile.tellg() >= 58) {
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break;
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}
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}
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testFile.seekg(0);
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outputStream.seekp(0);
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// write more test data
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writer.writeInt16LE(0x0102);
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writer.writeInt16BE(0x0102);
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writer.writeInt24LE(0x010203);
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writer.writeInt24BE(0x010203);
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writer.writeInt32LE(0x01020304);
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writer.writeInt32BE(0x01020304);
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writer.writeInt40LE(0x0102030405);
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writer.writeInt40BE(0x0102030405);
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writer.writeInt56LE(0x01020304050607);
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writer.writeInt56BE(0x01020304050607);
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writer.writeInt64LE(0x0102030405060708);
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writer.writeInt64BE(0x0102030405060708);
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writer.writeFloat32LE(1.125);
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writer.writeFloat64LE(1.625);
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writer.writeFloat32BE(1.125);
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writer.writeFloat64BE(1.625);
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writer.writeBool(false);
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writer.writeBool(true);
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writer.writeString("abc");
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writer.writeLengthPrefixedString("ABC");
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writer.writeLengthPrefixedString("012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890"
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"123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901"
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"234567890123456789012345678901234567890123456789012345678901234567890123456789");
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writer.writeTerminatedString("def");
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// test written values
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for (char c : testData) {
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CPPUNIT_ASSERT(c == static_cast<char>(testFile.get()));
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}
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// test ownership
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writer.setStream(nullptr, true);
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writer.setStream(new fstream(), true);
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BinaryWriter writer2(writer);
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CPPUNIT_ASSERT(writer2.stream() == writer.stream());
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CPPUNIT_ASSERT(!writer2.hasOwnership());
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writer.setStream(&testFile, false);
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writer.setStream(new fstream(), true);
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}
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/*!
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* \brief Tests the BitReader.
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*/
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void IoTests::testBitReader()
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{
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const std::uint8_t testData[] = { 0x81, 0x90, 0x3C, 0x44, 0x28, 0x00, 0x44, 0x10, 0x20, 0xFF, 0xFA };
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BitReader reader(reinterpret_cast<const char *>(testData), sizeof(testData));
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CPPUNIT_ASSERT(reader.readBit() == 1);
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reader.skipBits(6);
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CPPUNIT_ASSERT_EQUAL(static_cast<std::uint8_t>(3), reader.showBits<std::uint8_t>(2));
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CPPUNIT_ASSERT_EQUAL(static_cast<std::uint8_t>(3), reader.readBits<std::uint8_t>(2));
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CPPUNIT_ASSERT_EQUAL(static_cast<std::uint32_t>(0x103C4428 << 1), reader.readBits<std::uint32_t>(32));
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reader.align();
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CPPUNIT_ASSERT_EQUAL(static_cast<std::uint8_t>(0x44), reader.readBits<std::uint8_t>(8));
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CPPUNIT_ASSERT_EQUAL(static_cast<std::uint8_t>(7), reader.readUnsignedExpGolombCodedBits<std::uint8_t>());
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CPPUNIT_ASSERT_EQUAL(static_cast<std::int8_t>(4), reader.readSignedExpGolombCodedBits<std::int8_t>());
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CPPUNIT_ASSERT_EQUAL(static_cast<std::uint8_t>(0), reader.readBit());
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CPPUNIT_ASSERT_EQUAL(static_cast<std::uint8_t>(0), reader.readBit());
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reader.skipBits(8 + 4);
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CPPUNIT_ASSERT_EQUAL(4_st, reader.bitsAvailable());
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CPPUNIT_ASSERT_EQUAL(static_cast<std::uint8_t>(0xA), reader.readBits<std::uint8_t>(4));
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CPPUNIT_ASSERT_THROW(reader.readBit(), std::ios_base::failure);
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CPPUNIT_ASSERT_THROW(reader.skipBits(1), std::ios_base::failure);
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reader.reset(reinterpret_cast<const char *>(testData), sizeof(testData));
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CPPUNIT_ASSERT_EQUAL(static_cast<std::size_t>(8 * sizeof(testData)), reader.bitsAvailable());
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}
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/*!
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* \brief Tests fileName() and removeInvalidChars().
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*/
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void IoTests::testPathUtilities()
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{
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CPPUNIT_ASSERT_EQUAL("libc++utilities.so"s, fileName("C:\\libs\\libc++utilities.so"));
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CPPUNIT_ASSERT_EQUAL("libc++utilities.so"s, fileName("C:\\libs/libc++utilities.so"));
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CPPUNIT_ASSERT_EQUAL("libc++utilities.so"s, fileName("/usr/lib/libc++utilities.so"));
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CPPUNIT_ASSERT_EQUAL("libc++utilities.so"s, fileName("libc++utilities.so"));
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CPPUNIT_ASSERT_EQUAL("/usr/lib/"s, directory("/usr/lib/libc++utilities.so"));
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CPPUNIT_ASSERT_EQUAL(string(), directory("libc++utilities.so"));
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CPPUNIT_ASSERT_EQUAL("C:\\libs\\"s, directory("C:\\libs\\libc++utilities.so"));
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CPPUNIT_ASSERT_EQUAL("C:\\libs/"s, directory("C:\\libs/libc++utilities.so"));
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string invalidPath("lib/c++uti*lities.so?");
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removeInvalidChars(invalidPath);
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CPPUNIT_ASSERT(invalidPath == "libc++utilities.so");
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}
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/*!
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* \brief Tests IniFile.
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*/
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void IoTests::testIniFile()
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{
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// prepare reading test file
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fstream inputFile;
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inputFile.exceptions(ios_base::failbit | ios_base::badbit);
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inputFile.open(testFilePath("test.ini"), ios_base::in);
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IniFile ini;
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ini.parse(inputFile);
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const auto globalScope = ini.data().at(0);
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const auto scope1 = ini.data().at(1);
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const auto scope2 = ini.data().at(2);
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CPPUNIT_ASSERT(globalScope.first.empty());
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CPPUNIT_ASSERT(globalScope.second.find("key0") != globalScope.second.cend());
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CPPUNIT_ASSERT(globalScope.second.find("key0")->second == "value 0");
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CPPUNIT_ASSERT(globalScope.second.find("key1") == globalScope.second.cend());
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CPPUNIT_ASSERT(scope1.first == "scope 1");
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CPPUNIT_ASSERT(scope1.second.find("key1") != scope1.second.cend());
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CPPUNIT_ASSERT(scope1.second.find("key1")->second == "value 1");
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CPPUNIT_ASSERT(scope1.second.find("key2") != scope1.second.cend());
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CPPUNIT_ASSERT(scope1.second.find("key2")->second == "value=2");
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CPPUNIT_ASSERT(scope2.first == "scope 2");
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CPPUNIT_ASSERT(scope2.second.find("key5") == scope2.second.cend());
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// write values to another file
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fstream outputFile;
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outputFile.exceptions(ios_base::failbit | ios_base::badbit);
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outputFile.open(workingCopyPath("output.ini", WorkingCopyMode::NoCopy), ios_base::out | ios_base::trunc);
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ini.make(outputFile);
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// parse written values (again)
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outputFile.close();
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outputFile.open(workingCopyPath("output.ini", WorkingCopyMode::NoCopy), ios_base::in);
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IniFile ini2;
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ini2.parse(outputFile);
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CPPUNIT_ASSERT(ini.data() == ini2.data());
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}
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/*!
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* \brief Tests CopyHelper.
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*/
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void IoTests::testCopy()
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{
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// prepare streams
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fstream testFile;
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testFile.exceptions(ios_base::failbit | ios_base::badbit);
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testFile.open(testFilePath("some_data"), ios_base::in | ios_base::binary);
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stringstream outputStream(ios_base::in | ios_base::out | ios_base::binary);
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outputStream.exceptions(ios_base::failbit | ios_base::badbit);
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// copy
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CopyHelper<13> copyHelper;
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copyHelper.copy(testFile, outputStream, 50);
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// test
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testFile.seekg(0);
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for (auto i = 0; i < 50; ++i) {
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CPPUNIT_ASSERT(testFile.get() == outputStream.get());
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}
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}
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/*!
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* \brief Tests readFile().
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*/
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void IoTests::testReadFile()
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{
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// read a file successfully
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const string iniFilePath(testFilePath("test.ini"));
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CPPUNIT_ASSERT_EQUAL("# file for testing INI parser\n"
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"key0=value 0\n"
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"\n"
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"[scope 1]\n"
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"key1=value 1 # comment\n"
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"key2=value=2\n"
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"key3=value 3\n"
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"\n"
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"[scope 2]\n"
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"key4=value 4\n"
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"#key5=value 5\n"
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"key6=value 6\n"s,
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readFile(iniFilePath));
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// fail by exceeding max size
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CPPUNIT_ASSERT_THROW(readFile(iniFilePath, 10), std::ios_base::failure);
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// handle UTF-8 in path and file contents correctly via NativeFileStream
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#if !defined(PLATFORM_WINDOWS) || defined(CPP_UTILITIES_USE_NATIVE_FILE_BUFFER)
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CPPUNIT_ASSERT_EQUAL("file with non-ASCII character 'ä' in its name\n"s, readFile(testFilePath("täst.txt")));
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#endif
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}
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/*!
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* \brief Tests writeFile().
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*/
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void IoTests::testWriteFile()
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{
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const string path(workingCopyPath("test.ini", WorkingCopyMode::NoCopy));
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writeFile(path, "some contents");
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CPPUNIT_ASSERT_EQUAL("some contents"s, readFile(path));
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}
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/*!
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* \brief Tests formatting functions of CppUtilities::EscapeCodes namespace.
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*/
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void IoTests::testAnsiEscapeCodes()
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{
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stringstream ss1;
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EscapeCodes::enabled = true;
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ss1 << EscapeCodes::Phrases::Error << "some error" << EscapeCodes::Phrases::End;
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ss1 << EscapeCodes::Phrases::Warning << "some warning" << EscapeCodes::Phrases::End;
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ss1 << EscapeCodes::Phrases::Info << "some info" << EscapeCodes::Phrases::End;
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ss1 << EscapeCodes::Phrases::ErrorMessage << "Arch-style error" << EscapeCodes::Phrases::End;
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ss1 << EscapeCodes::Phrases::WarningMessage << "Arch-style warning" << EscapeCodes::Phrases::End;
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ss1 << EscapeCodes::Phrases::PlainMessage << "Arch-style message" << EscapeCodes::Phrases::End;
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ss1 << EscapeCodes::Phrases::SuccessMessage << "Arch-style success" << EscapeCodes::Phrases::End;
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ss1 << EscapeCodes::Phrases::SubMessage << "Arch-style sub-message" << EscapeCodes::Phrases::End;
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ss1 << EscapeCodes::color(EscapeCodes::Color::Blue, EscapeCodes::Color::Red, EscapeCodes::TextAttribute::Blink)
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<< "blue, blinking text on red background" << EscapeCodes::TextAttribute::Reset << '\n';
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cout << "\noutput for formatting with ANSI escape codes:\n" << ss1.str() << "---------------------------------------------\n";
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fstream("/tmp/test.txt", ios_base::out | ios_base::trunc) << ss1.str();
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CPPUNIT_ASSERT_EQUAL("\e[1;31mError: \e[0m\e[1msome error\e[0m\n"
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"\e[1;33mWarning: \e[0m\e[1msome warning\e[0m\n"
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"\e[1;34mInfo: \e[0m\e[1msome info\e[0m\n"
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"\e[1;31m==> ERROR: \e[0m\e[1mArch-style error\e[0m\n"
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"\e[1;33m==> WARNING: \e[0m\e[1mArch-style warning\e[0m\n"
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" \e[0m\e[1mArch-style message\e[0m\n"
|
|
"\e[1;32m==> \e[0m\e[1mArch-style success\e[0m\n"
|
|
"\e[1;32m -> \e[0m\e[1mArch-style sub-message\e[0m\n"
|
|
"\e[5;34;41mblue, blinking text on red background\e[0m\n"s,
|
|
ss1.str());
|
|
|
|
stringstream ss2;
|
|
EscapeCodes::enabled = false;
|
|
ss2 << EscapeCodes::Phrases::Info << "some info" << EscapeCodes::Phrases::End;
|
|
CPPUNIT_ASSERT_EQUAL("Info: some info\n"s, ss2.str());
|
|
}
|
|
|
|
#ifdef CPP_UTILITIES_USE_NATIVE_FILE_BUFFER
|
|
/*!
|
|
* \brief Tests the NativeFileStream class.
|
|
*/
|
|
void IoTests::testNativeFileStream()
|
|
{
|
|
// open file by path
|
|
const auto txtFilePath(workingCopyPath("täst.txt"));
|
|
NativeFileStream fileStream;
|
|
fileStream.exceptions(ios_base::badbit | ios_base::failbit);
|
|
CPPUNIT_ASSERT(!fileStream.is_open());
|
|
fileStream.open(txtFilePath, ios_base::in);
|
|
CPPUNIT_ASSERT(fileStream.is_open());
|
|
#if defined(PLATFORM_WINDOWS) && defined(CPP_UTILITIES_USE_BOOST_IOSTREAMS)
|
|
CPPUNIT_ASSERT(fileStream.fileHandle() != nullptr);
|
|
#else
|
|
CPPUNIT_ASSERT(fileStream.fileDescriptor() != -1);
|
|
#endif
|
|
CPPUNIT_ASSERT_EQUAL(static_cast<char>(fileStream.get()), 'f');
|
|
fileStream.seekg(0, ios_base::end);
|
|
CPPUNIT_ASSERT_EQUAL(fileStream.tellg(), static_cast<NativeFileStream::pos_type>(47));
|
|
fileStream.close();
|
|
CPPUNIT_ASSERT(!fileStream.is_open());
|
|
try {
|
|
fileStream.open("non existing file", ios_base::in | ios_base::out | ios_base::binary);
|
|
CPPUNIT_FAIL("expected exception");
|
|
} catch (const std::ios_base::failure &failure) {
|
|
#ifdef PLATFORM_WINDOWS
|
|
#ifdef CPP_UTILITIES_USE_BOOST_IOSTREAMS
|
|
TESTUTILS_ASSERT_LIKE("expected error with some message", "CreateFileW failed: .+", failure.what());
|
|
#else
|
|
TESTUTILS_ASSERT_LIKE("expected error with some message", "_wopen failed: .+", failure.what());
|
|
#endif
|
|
#else
|
|
TESTUTILS_ASSERT_LIKE("expected error with some message", "open failed: .+", failure.what());
|
|
#endif
|
|
}
|
|
fileStream.clear();
|
|
|
|
// open file from file descriptor
|
|
#ifndef PLATFORM_WINDOWS
|
|
auto readWriteFileDescriptor = open(txtFilePath.data(), O_RDWR);
|
|
CPPUNIT_ASSERT(readWriteFileDescriptor);
|
|
fileStream.open(readWriteFileDescriptor, ios_base::in | ios_base::out | ios_base::binary);
|
|
CPPUNIT_ASSERT(fileStream.is_open());
|
|
CPPUNIT_ASSERT_EQUAL(static_cast<char>(fileStream.get()), 'f');
|
|
fileStream.seekg(0, ios_base::end);
|
|
CPPUNIT_ASSERT_EQUAL(fileStream.tellg(), static_cast<NativeFileStream::pos_type>(47));
|
|
fileStream.flush();
|
|
fileStream.close();
|
|
CPPUNIT_ASSERT(!fileStream.is_open());
|
|
#endif
|
|
try {
|
|
fileStream.open(-1, ios_base::in | ios_base::out | ios_base::binary);
|
|
fileStream.get();
|
|
CPPUNIT_FAIL("expected exception");
|
|
} catch (const std::ios_base::failure &failure) {
|
|
#ifndef PLATFORM_WINDOWS
|
|
TESTUTILS_ASSERT_LIKE(
|
|
"expected error message", "(basic_ios::clear|failed reading: Bad file descriptor): iostream error"s, string(failure.what()));
|
|
#else
|
|
CPP_UTILITIES_UNUSED(failure)
|
|
#endif
|
|
}
|
|
fileStream.clear();
|
|
|
|
// append + write file via path
|
|
NativeFileStream fileStream2;
|
|
fileStream2.exceptions(ios_base::failbit | ios_base::badbit);
|
|
fileStream2.open(txtFilePath, ios_base::in | ios_base::out | ios_base::app);
|
|
CPPUNIT_ASSERT(fileStream2.is_open());
|
|
fileStream2 << "foo";
|
|
fileStream2.flush();
|
|
fileStream2.close();
|
|
CPPUNIT_ASSERT(!fileStream2.is_open());
|
|
CPPUNIT_ASSERT_EQUAL("file with non-ASCII character 'ä' in its name\nfoo"s, readFile(txtFilePath, 50));
|
|
|
|
// truncate + write file via path
|
|
fileStream2.open(txtFilePath, ios_base::out | ios_base::trunc);
|
|
CPPUNIT_ASSERT(fileStream2.is_open());
|
|
fileStream2 << "bar";
|
|
fileStream2.close();
|
|
CPPUNIT_ASSERT(!fileStream2.is_open());
|
|
CPPUNIT_ASSERT_EQUAL("bar"s, readFile(txtFilePath, 4));
|
|
|
|
// append + write via file descriptor from file handle
|
|
#ifdef PLATFORM_WINDOWS
|
|
const auto wideTxtFilePath = NativeFileStream::makeWidePath(txtFilePath);
|
|
const auto appendFileHandle = _wfopen(wideTxtFilePath.get(), L"a+");
|
|
#else
|
|
const auto appendFileHandle = fopen(txtFilePath.data(), "a");
|
|
#endif
|
|
CPPUNIT_ASSERT(appendFileHandle);
|
|
fileStream2.open(fileno(appendFileHandle), ios_base::out | ios_base::app);
|
|
CPPUNIT_ASSERT(fileStream2.is_open());
|
|
fileStream2 << "foo";
|
|
fileStream2.close();
|
|
CPPUNIT_ASSERT(!fileStream2.is_open());
|
|
CPPUNIT_ASSERT_EQUAL("barfoo"s, readFile(txtFilePath, 7));
|
|
}
|
|
#endif
|