// Name: tests/streams/memstream.cpp
// Purpose: Test wxMemoryInputStream/wxMemoryOutputStream
// Author: Hans Van Leemputten
-// RCS-ID: $Id$
// Copyright: (c) 2004 Hans Van Leemputten
-// Licence: wxWidgets licence
+// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
-#if defined(__GNUG__) && !defined(__APPLE__)
- #pragma implementation
- #pragma interface
-#endif
-
// For compilers that support precompilation, includes "wx/wx.h".
-#include "wx/wxprec.h"
+// and "wx/cppunit.h"
+#include "testprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#include "wx/wx.h"
#endif
-#include "wx/cppunit.h"
#include "wx/mstream.h"
#include "bstream.h"
-using namespace std;
-using namespace CppUnit;
-
#define DATABUFFER_SIZE 256
///////////////////////////////////////////////////////////////////////////////
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(Output_TellO);
// Other test specific for Memory stream test case.
+ CPPUNIT_TEST(Ctor_InFromIn);
+ CPPUNIT_TEST(Ctor_InFromOut);
CPPUNIT_TEST_SUITE_END();
protected:
// Add own test here.
+ void Ctor_InFromIn();
+ void Ctor_InFromOut();
private:
const char *GetDataBuffer();
private:
// Implement base class functions.
- virtual wxMemoryInputStream *DoCreateInStream();
+ virtual wxMemoryInputStream *DoCreateInStream();
virtual wxMemoryOutputStream *DoCreateOutStream();
private:
return m_DataBuffer;
}
-wxMemoryInputStream *memStream::DoCreateInStream()
-{
+wxMemoryInputStream *memStream::DoCreateInStream()
+{
wxMemoryInputStream *pMemInStream = new wxMemoryInputStream(GetDataBuffer(), DATABUFFER_SIZE);
CPPUNIT_ASSERT(pMemInStream->IsOk());
return pMemInStream;
}
wxMemoryOutputStream *memStream::DoCreateOutStream()
-{
+{
wxMemoryOutputStream *pMemOutStream = new wxMemoryOutputStream();
CPPUNIT_ASSERT(pMemOutStream->IsOk());
return pMemOutStream;
}
+void memStream::Ctor_InFromIn()
+{
+ wxMemoryInputStream *pMemInStream1 = DoCreateInStream();
+ wxMemoryInputStream *pMemInStream2 = new wxMemoryInputStream(*pMemInStream1);
+ CPPUNIT_ASSERT(pMemInStream2->IsOk());
+ CPPUNIT_ASSERT_EQUAL(pMemInStream1->GetLength(), pMemInStream2->GetLength());
+ wxFileOffset len = pMemInStream2->GetLength();
+ char *dat = new char[len];
+ pMemInStream2->Read(dat, len);
+ CPPUNIT_ASSERT_EQUAL(len, (wxFileOffset)pMemInStream2->LastRead());
+ wxStreamBuffer *buf = pMemInStream1->GetInputStreamBuffer();
+ void *pIn = buf->GetBufferStart();
+ CPPUNIT_ASSERT(memcmp(pIn, dat, len) == 0);
+ delete pMemInStream2;
+
+ wxFileOffset len2 = len / 2;
+ CPPUNIT_ASSERT(len2);
+ CPPUNIT_ASSERT(pMemInStream1->SeekI(-len2, wxFromCurrent) != wxInvalidOffset);
+ pIn = buf->GetBufferPos();
+ pMemInStream2 = new wxMemoryInputStream(*pMemInStream1, len2);
+ CPPUNIT_ASSERT(pMemInStream2->IsOk());
+ CPPUNIT_ASSERT_EQUAL((wxFileOffset)len2, pMemInStream2->GetLength());
+ pMemInStream2->Read(dat, len2);
+ CPPUNIT_ASSERT_EQUAL(len2, (wxFileOffset)pMemInStream2->LastRead());
+ CPPUNIT_ASSERT(memcmp(pIn, dat, len2) == 0);
+
+ delete[] dat;
+ delete pMemInStream2;
+ delete pMemInStream1;
+}
+
+void memStream::Ctor_InFromOut()
+{
+ wxMemoryOutputStream *pMemOutStream = DoCreateOutStream();
+ pMemOutStream->Write(GetDataBuffer(), DATABUFFER_SIZE);
+ wxMemoryInputStream *pMemInStream = new wxMemoryInputStream(*pMemOutStream);
+ CPPUNIT_ASSERT(pMemInStream->IsOk());
+ CPPUNIT_ASSERT_EQUAL(pMemInStream->GetLength(), pMemOutStream->GetLength());
+ size_t len = pMemInStream->GetLength();
+ wxStreamBuffer *in = pMemInStream->GetInputStreamBuffer();
+ wxStreamBuffer *out = pMemOutStream->GetOutputStreamBuffer();
+ void *pIn = in->GetBufferStart();
+ void *pOut = out->GetBufferStart();
+ CPPUNIT_ASSERT(pIn != pOut);
+ CPPUNIT_ASSERT(memcmp(pIn, pOut, len) == 0);
+ delete pMemInStream;
+ delete pMemOutStream;
+}
// 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())