wxWidgets/tests/streams/lzmastream.cpp
Vadim Zeitlin 7c34ca65a0 Add unit test for wxLZMA{Input,Output}Stream classes
Create another generic stream test using BaseStreamTestCase framework.
2018-04-06 15:39:55 +02:00

91 lines
2.5 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: tests/streams/lzmastream.cpp
// Purpose: Unit tests for LZMA stream classes
// Author: Vadim Zeitlin
// Created: 2018-03-30
// Copyright: (c) 2018 Vadim Zeitlin <vadim@wxwidgets.org>
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#include "testprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#if wxUSE_LIBLZMA && wxUSE_STREAMS
#include "wx/mstream.h"
#include "wx/lzmastream.h"
#include "bstream.h"
class LZMAStream : public BaseStreamTestCase<wxLZMAInputStream, wxLZMAOutputStream>
{
public:
LZMAStream();
CPPUNIT_TEST_SUITE(zlibStream);
// Base class stream tests.
CPPUNIT_TEST(Input_GetSizeFail);
CPPUNIT_TEST(Input_GetC);
CPPUNIT_TEST(Input_Read);
CPPUNIT_TEST(Input_Eof);
CPPUNIT_TEST(Input_LastRead);
CPPUNIT_TEST(Input_CanRead);
CPPUNIT_TEST(Input_SeekIFail);
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_SeekOFail);
CPPUNIT_TEST(Output_TellO);
CPPUNIT_TEST_SUITE_END();
protected:
wxLZMAInputStream *DoCreateInStream() wxOVERRIDE;
wxLZMAOutputStream *DoCreateOutStream() wxOVERRIDE;
private:
wxDECLARE_NO_COPY_CLASS(LZMAStream);
};
STREAM_TEST_SUBSUITE_NAMED_REGISTRATION(LZMAStream)
LZMAStream::LZMAStream()
{
// Disable TellI() and TellO() tests in the base class which don't work
// with the compressed streams.
m_bSimpleTellITest =
m_bSimpleTellOTest = true;
}
wxLZMAInputStream *LZMAStream::DoCreateInStream()
{
// Compress some data.
const char data[] = "This is just some test data for LZMA streams unit test";
const size_t len = sizeof(data);
wxMemoryOutputStream outmem;
wxLZMAOutputStream outz(outmem);
outz.Write(data, len);
REQUIRE( outz.LastWrite() == len );
REQUIRE( outz.Close() );
wxMemoryInputStream* const inmem = new wxMemoryInputStream(outmem);
REQUIRE( inmem->IsOk() );
// Give ownership of the memory input stream to the LZMA stream.
return new wxLZMAInputStream(inmem);
}
wxLZMAOutputStream *LZMAStream::DoCreateOutStream()
{
return new wxLZMAOutputStream(new wxMemoryOutputStream());
}
#endif // wxUSE_LIBLZMA && wxUSE_STREAMS