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/***********************************************************************
* fstringstream-test.cpp - FStringStream unit tests *
* *
* This file is part of the FINAL CUT widget toolkit *
* *
* Copyright 2020-2021 Markus Gans *
* *
* FINAL CUT is free software; you can redistribute it and/or modify *
* it under the terms of the GNU Lesser General Public License as *
* published by the Free Software Foundation; either version 3 of *
* the License, or (at your option) any later version. *
* *
* FINAL CUT 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 Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this program. If not, see *
* <http://www.gnu.org/licenses/>. *
***********************************************************************/
#include <sstream>
#include <string>
#include <utility>
#include <cppunit/BriefTestProgressListener.h>
#include <cppunit/CompilerOutputter.h>
#include <cppunit/extensions/HelperMacros.h>
#include <cppunit/TestFixture.h>
#include <cppunit/TestResult.h>
#include <cppunit/TestResultCollector.h>
#include <cppunit/TestRunner.h>
#include <final/final.h>
//----------------------------------------------------------------------
// class FStringStreamTest
//----------------------------------------------------------------------
class FStringStreamTest : public CPPUNIT_NS::TestFixture
{
public:
FStringStreamTest() = default;
protected:
void classNameTest();
void defaultObjectTest();
void moveConstructorTest();
void assignmentTest();
void swapTest();
void rdbufTest();
void fileTest();
private:
// Adds code needed to register the test suite
CPPUNIT_TEST_SUITE (FStringStreamTest);
// Add a methods to the test suite
CPPUNIT_TEST (classNameTest);
CPPUNIT_TEST (defaultObjectTest);
CPPUNIT_TEST (moveConstructorTest);
CPPUNIT_TEST (assignmentTest);
CPPUNIT_TEST (swapTest);
CPPUNIT_TEST (rdbufTest);
CPPUNIT_TEST (fileTest);
// End of test suite definition
CPPUNIT_TEST_SUITE_END();
};
//----------------------------------------------------------------------
void FStringStreamTest::classNameTest()
{
finalcut::FStringStream string_stream;
const finalcut::FString& classname = string_stream.getClassName();
CPPUNIT_ASSERT ( classname == "FStringStream" );
}
//----------------------------------------------------------------------
void FStringStreamTest::defaultObjectTest()
{
finalcut::FStringStream ss{std::ios_base::out};
CPPUNIT_ASSERT ( ss.str().isEmpty() );
CPPUNIT_ASSERT ( ss.str() == "" );
ss << "Hello";
CPPUNIT_ASSERT ( ! ss.str().isEmpty() );
CPPUNIT_ASSERT ( ss.str() = "Hello" );
ss << ", World!";
CPPUNIT_ASSERT ( ss.str() == "Hello, World!" );
CPPUNIT_ASSERT ( ss.str() == L"Hello, World!" );
ss.clear();
CPPUNIT_ASSERT ( ss.str().isEmpty() );
CPPUNIT_ASSERT ( ss.str() == "" );
ss.clear();
ss << "Three" << " " << "parts";
CPPUNIT_ASSERT ( ss.str() == L"Three parts" );
ss.clear();
finalcut::FStringStream in{"21 45 45", std::ios_base::in};
int n1{0};
int n2{0};
int n3{0};
in >> std::hex >> n1 >> n2
>> std::oct >> n3;
CPPUNIT_ASSERT ( n1 == 33 );
CPPUNIT_ASSERT ( n2 == 69 );
CPPUNIT_ASSERT ( n3 == 37 );
ss << "Line break at the end" << std::endl;
CPPUNIT_ASSERT ( ss.str() == "Line break at the end\n" );
ss.clear();
ss << std::resetiosflags(std::ios_base::basefield)
<< 20 << " " << std::showbase << std::hex
<< 20 << " " << std::noshowbase << std::oct
<< 20 << " " << std::boolalpha
<< bool(20 > 0) << " " << std::dec
<< 20;
CPPUNIT_ASSERT ( ss.str() == "20 0x14 24 true 20" );
ss.clear();
ss << "|" << std::setfill(L'-') << std::setw(6) << "|";
CPPUNIT_ASSERT ( ss.str() == "|-----|" );
}
//----------------------------------------------------------------------
void FStringStreamTest::moveConstructorTest()
{
finalcut::FStringStream ss1{"abc"};
const finalcut::FStringStream ss2{std::move(ss1)};
CPPUNIT_ASSERT ( ss2.str() == L"abc" );
CPPUNIT_ASSERT ( ss2.str().getLength() == 3 );
CPPUNIT_ASSERT ( ss1.str().isEmpty() ); // ss1 is used after move
CPPUNIT_ASSERT ( ss1.str().getLength() == 0 ); // ss1 is used after move
}
//----------------------------------------------------------------------
void FStringStreamTest::assignmentTest()
{
finalcut::FStringStream ss1{"xyz"};
finalcut::FStringStream ss2{};
ss2 = std::move(ss1);
CPPUNIT_ASSERT ( ss2.str() == L"xyz" );
CPPUNIT_ASSERT ( ss2.str().getLength() == 3 );
CPPUNIT_ASSERT ( ss1.str().isEmpty() ); // ss1 is used after move
CPPUNIT_ASSERT ( ss1.str().getLength() == 0 ); // ss1 is used after move
}
//----------------------------------------------------------------------
void FStringStreamTest::swapTest()
{
finalcut::FStringStream ss1{"FStringStream"};
finalcut::FStringStream ss2{"FINAL CUT"};
CPPUNIT_ASSERT ( ss1.str() == "FStringStream" );
CPPUNIT_ASSERT ( ss2.str() == "FINAL CUT" );
ss1.swap(ss2);
CPPUNIT_ASSERT ( ss1.str() == "FINAL CUT" );
CPPUNIT_ASSERT ( ss2.str() == "FStringStream" );
finalcut::FStringStream ss3{"dog"};
finalcut::FStringStream ss4{"cat"};
CPPUNIT_ASSERT ( ss3.str() == "dog" );
CPPUNIT_ASSERT ( ss4.str() == "cat" );
finalcut::swap (ss3, ss4);
CPPUNIT_ASSERT ( ss3.str() == "cat" );
CPPUNIT_ASSERT ( ss4.str() == "dog" );
}
//----------------------------------------------------------------------
void FStringStreamTest::rdbufTest()
{
finalcut::FStringStream ss{};
std::wostream os (ss.rdbuf()); // Associate stream buffer to stream
ss.rdbuf()->sputn (L"0x", 2);
os << std::hex << 255;
CPPUNIT_ASSERT ( ss.str() == "0xff" );
CPPUNIT_ASSERT ( ss.str().getLength() == 4 );
ss.rdbuf()->str(L"");
CPPUNIT_ASSERT ( ss.str().isEmpty() );
CPPUNIT_ASSERT ( ss.str().getLength() == 0 );
}
//----------------------------------------------------------------------
void FStringStreamTest::fileTest()
{
std::string filename = "test.log";
finalcut::FStringStream ss{};
{
std::ofstream file_stream(filename, std::ofstream::out);
if ( ! file_stream.is_open() )
{
throw std::iostream::failure("Failed to open \"" + filename + "\"");
}
ss << "FStringStream file test\n";
file_stream << ss.str();
if ( file_stream.is_open() )
file_stream.close();
}
std::string line{};
std::ifstream file_stream{filename};
if ( ! file_stream.eof() && file_stream.good() )
{
getline(file_stream, line);
CPPUNIT_ASSERT ( line == "FStringStream file test" );
}
if ( file_stream.is_open() )
file_stream.close();
int ret = remove(filename.c_str()); // Delete file
if ( ret == -1 )
{
std::cerr << "Cannot delete the " << filename << " file";
}
}
// Put the test suite in the registry
CPPUNIT_TEST_SUITE_REGISTRATION (FStringStreamTest);
// The general unit test main part
#include <main-test.inc>
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