wxWidgets/tests/streams/ffilestream.cpp

148 lines
3.8 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: tests/streams/ffilestream.cpp
// Purpose: Test wxFFileInputStream/wxFFileOutputStream
// Author: Hans Van Leemputten
// Copyright: (c) 2004 Hans Van Leemputten
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
// For compilers that support precompilation, includes "wx/wx.h".
// and "wx/cppunit.h"
#include "testprec.h"
// for all others, include the necessary headers
#ifndef WX_PRECOMP
#include "wx/wx.h"
#endif
#include "wx/wfstream.h"
#include "bstream.h"
#define DATABUFFER_SIZE 1024
static const wxString FILENAME_FFILEINSTREAM = wxT("ffileinstream.test");
static const wxString FILENAME_FFILEOUTSTREAM = wxT("ffileoutstream.test");
///////////////////////////////////////////////////////////////////////////////
// The test case
//
// Try to fully test wxFFileInputStream and wxFFileOutputStream
class ffileStream : public BaseStreamTestCase<wxFFileInputStream, wxFFileOutputStream>
{
public:
ffileStream();
CPPUNIT_TEST_SUITE(ffileStream);
// Base class stream tests the ffileStream supports.
CPPUNIT_TEST(Input_GetSize);
CPPUNIT_TEST(Input_GetC);
CPPUNIT_TEST(Input_Read);
CPPUNIT_TEST(Input_Eof);
CPPUNIT_TEST(Input_LastRead);
CPPUNIT_TEST(Input_CanRead);
CPPUNIT_TEST(Input_SeekI);
CPPUNIT_TEST(Input_TellI);
CPPUNIT_TEST(Input_Peek);
CPPUNIT_TEST(Input_Ungetch);
CPPUNIT_TEST(Output_PutC);
CPPUNIT_TEST(Output_Write);
CPPUNIT_TEST(Output_LastWrite);
CPPUNIT_TEST(Output_SeekO);
CPPUNIT_TEST(Output_TellO);
// Other test specific for File stream test case.
CPPUNIT_TEST_SUITE_END();
protected:
// Add own test here.
private:
// Implement base class functions.
virtual wxFFileInputStream *DoCreateInStream() wxOVERRIDE;
virtual wxFFileOutputStream *DoCreateOutStream() wxOVERRIDE;
virtual void DoDeleteOutStream() wxOVERRIDE;
private:
wxString GetInFileName() const;
};
ffileStream::ffileStream()
{
m_bSeekInvalidBeyondEnd = false;
m_bEofAtLastRead = false;
}
wxFFileInputStream *ffileStream::DoCreateInStream()
{
wxFFileInputStream *pFileInStream = new wxFFileInputStream(GetInFileName());
CPPUNIT_ASSERT(pFileInStream->IsOk());
return pFileInStream;
}
wxFFileOutputStream *ffileStream::DoCreateOutStream()
{
wxFFileOutputStream *pFileOutStream = new wxFFileOutputStream(FILENAME_FFILEOUTSTREAM);
CPPUNIT_ASSERT(pFileOutStream->IsOk());
return pFileOutStream;
}
void ffileStream::DoDeleteOutStream()
{
::wxRemoveFile(FILENAME_FFILEOUTSTREAM);
}
wxString ffileStream::GetInFileName() const
{
class AutoRemoveFile
{
public:
AutoRemoveFile()
{
m_created = false;
}
~AutoRemoveFile()
{
if ( m_created )
wxRemoveFile(FILENAME_FFILEINSTREAM);
}
bool ShouldCreate()
{
if ( m_created )
return false;
m_created = true;
return true;
}
private:
bool m_created;
};
static AutoRemoveFile autoFile;
if ( autoFile.ShouldCreate() )
{
// Make sure we have a input file...
char buf[DATABUFFER_SIZE];
wxFFileOutputStream out(FILENAME_FFILEINSTREAM);
// Init the data buffer.
for (size_t i = 0; i < DATABUFFER_SIZE; i++)
buf[i] = (i % 0xFF);
// Save the data
out.Write(buf, DATABUFFER_SIZE);
}
return FILENAME_FFILEINSTREAM;
}
// Register the stream sub suite, by using some stream helper macro.
// Note: Don't forget to connect it to the base suite (See: bstream.cpp => StreamCase::suite())
STREAM_TEST_SUBSUITE_NAMED_REGISTRATION(ffileStream)