1///////////////////////////////////////////////////////////////////////////////
2// Name:        tests/streams/filestream.cpp
3// Purpose:     Test wxFileInputStream/wxFileOutputStream
4// Author:      Hans Van Leemputten
5// RCS-ID:      $Id: filestream.cpp 30685 2004-11-22 05:00:19Z RN $
6// Copyright:   (c) 2004 Hans Van Leemputten
7// Licence:     wxWidgets licence
8///////////////////////////////////////////////////////////////////////////////
9
10// For compilers that support precompilation, includes "wx/wx.h".
11// and "wx/cppunit.h"
12#include "testprec.h"
13
14#ifdef __BORLANDC__
15    #pragma hdrstop
16#endif
17
18// for all others, include the necessary headers
19#ifndef WX_PRECOMP
20    #include "wx/wx.h"
21#endif
22
23#include "wx/wfstream.h"
24
25#include "bstream.h"
26
27#define DATABUFFER_SIZE     1024
28
29static const wxString FILENAME_FILEINSTREAM = _T("fileinstream.test");
30static const wxString FILENAME_FILEOUTSTREAM = _T("fileoutstream.test");
31
32///////////////////////////////////////////////////////////////////////////////
33// The test case
34//
35// Try to fully test wxFileInputStream and wxFileOutputStream
36
37class fileStream : public BaseStreamTestCase<wxFileInputStream, wxFileOutputStream>
38{
39public:
40    fileStream();
41    virtual ~fileStream();
42
43    CPPUNIT_TEST_SUITE(fileStream);
44        // Base class stream tests the fileStream supports.
45        CPPUNIT_TEST(Input_GetSize);
46        CPPUNIT_TEST(Input_GetC);
47        CPPUNIT_TEST(Input_Read);
48        CPPUNIT_TEST(Input_Eof);
49        CPPUNIT_TEST(Input_LastRead);
50        CPPUNIT_TEST(Input_SeekI);
51        CPPUNIT_TEST(Input_TellI);
52        CPPUNIT_TEST(Input_Peek);
53        CPPUNIT_TEST(Input_Ungetch);
54
55        CPPUNIT_TEST(Output_PutC);
56        CPPUNIT_TEST(Output_Write);
57        CPPUNIT_TEST(Output_LastWrite);
58        CPPUNIT_TEST(Output_SeekO);
59        CPPUNIT_TEST(Output_TellO);
60
61        // Other test specific for File stream test case.
62    CPPUNIT_TEST_SUITE_END();
63
64protected:
65    // Add own test here.
66
67private:
68    // Implement base class functions.
69    virtual wxFileInputStream  *DoCreateInStream();
70    virtual wxFileOutputStream *DoCreateOutStream();
71    virtual void DoDeleteOutStream();
72
73private:
74    wxString GetInFileName() const;
75};
76
77fileStream::fileStream()
78{
79    m_bSeekInvalidBeyondEnd = false;
80}
81
82fileStream::~fileStream()
83{
84    // Remove the temp test file...
85    ::wxRemoveFile(FILENAME_FILEINSTREAM);
86    ::wxRemoveFile(FILENAME_FILEOUTSTREAM);
87}
88
89wxFileInputStream *fileStream::DoCreateInStream()
90{
91    wxFileInputStream *pFileInStream = new wxFileInputStream(GetInFileName());
92    CPPUNIT_ASSERT(pFileInStream->IsOk());
93    return pFileInStream;
94}
95wxFileOutputStream *fileStream::DoCreateOutStream()
96{
97    wxFileOutputStream *pFileOutStream = new wxFileOutputStream(FILENAME_FILEOUTSTREAM);
98    CPPUNIT_ASSERT(pFileOutStream->IsOk());
99    return pFileOutStream;
100}
101
102void fileStream::DoDeleteOutStream()
103{
104    ::wxRemoveFile(FILENAME_FILEOUTSTREAM);
105}
106
107wxString fileStream::GetInFileName() const
108{
109    static bool bFileCreated = false;
110    if (!bFileCreated)
111    {
112        // Create the file only once
113        bFileCreated = true;
114
115        // Make sure we have a input file...
116        char buf[DATABUFFER_SIZE];
117        wxFileOutputStream out(FILENAME_FILEINSTREAM);
118
119        // Init the data buffer.
120        for (size_t i = 0; i < DATABUFFER_SIZE; i++)
121            buf[i] = (i % 0xFF);
122
123        // Save the data
124        out.Write(buf, DATABUFFER_SIZE);
125    }
126
127    return FILENAME_FILEINSTREAM;
128}
129
130// Register the stream sub suite, by using some stream helper macro.
131// Note: Don't forget to connect it to the base suite (See: bstream.cpp => StreamCase::suite())
132STREAM_TEST_SUBSUITE_NAMED_REGISTRATION(fileStream)
133