File: filestream.cpp

package info (click to toggle)
wxwidgets3.0 3.0.5.1%2Bdfsg-2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 120,464 kB
  • sloc: cpp: 896,633; makefile: 52,303; ansic: 21,971; sh: 5,713; python: 2,940; xml: 1,534; perl: 264; javascript: 33
file content (132 lines) | stat: -rw-r--r-- 3,660 bytes parent folder | download | duplicates (7)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
///////////////////////////////////////////////////////////////////////////////
// Name:        tests/streams/filestream.cpp
// Purpose:     Test wxFileInputStream/wxFileOutputStream
// 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"

#ifdef __BORLANDC__
    #pragma hdrstop
#endif

// 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_FILEINSTREAM = wxT("fileinstream.test");
static const wxString FILENAME_FILEOUTSTREAM = wxT("fileoutstream.test");

///////////////////////////////////////////////////////////////////////////////
// The test case
//
// Try to fully test wxFileInputStream and wxFileOutputStream

class fileStream : public BaseStreamTestCase<wxFileInputStream, wxFileOutputStream>
{
public:
    fileStream();
    virtual ~fileStream();

    CPPUNIT_TEST_SUITE(fileStream);
        // Base class stream tests the fileStream 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 wxFileInputStream  *DoCreateInStream();
    virtual wxFileOutputStream *DoCreateOutStream();
    virtual void DoDeleteOutStream();

private:
    wxString GetInFileName() const;
};

fileStream::fileStream()
{
    m_bSeekInvalidBeyondEnd = false;
}

fileStream::~fileStream()
{
    // Remove the temp test file...
    ::wxRemoveFile(FILENAME_FILEINSTREAM);
    ::wxRemoveFile(FILENAME_FILEOUTSTREAM);
}

wxFileInputStream *fileStream::DoCreateInStream()
{
    wxFileInputStream *pFileInStream = new wxFileInputStream(GetInFileName());
    CPPUNIT_ASSERT(pFileInStream->IsOk());
    return pFileInStream;
}
wxFileOutputStream *fileStream::DoCreateOutStream()
{
    wxFileOutputStream *pFileOutStream = new wxFileOutputStream(FILENAME_FILEOUTSTREAM);
    CPPUNIT_ASSERT(pFileOutStream->IsOk());
    return pFileOutStream;
}

void fileStream::DoDeleteOutStream()
{
    ::wxRemoveFile(FILENAME_FILEOUTSTREAM);
}

wxString fileStream::GetInFileName() const
{
    static bool bFileCreated = false;
    if (!bFileCreated)
    {
        // Create the file only once
        bFileCreated = true;

        // Make sure we have a input file...
        char buf[DATABUFFER_SIZE];
        wxFileOutputStream out(FILENAME_FILEINSTREAM);

        // 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_FILEINSTREAM;
}

// 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(fileStream)