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tdepim/akregator/src/mk4storage/metakit/tests/tresize.cpp

290 lines
6.9 KiB

// trseize.cpp -- Regression test program, resizing tests
// $Id$
// This is part of Metakit, see http://www.equi4.com/metakit/
#include "regress.h"
#include <stdlib.h> // strtol
#include <string.h> // memory functions
class CResizer : public c4_Storage
{
public:
CResizer (const char* file);
~CResizer ();
void Verify();
int Ins(int, int);
int Del(int, int);
private:
enum { kMaxData = 15000 };
char* _refData;
int _refSize;
c4_View _attached;
c4_View _unattached;
c4_IntProp _prop;
char _seed;
CResizer (const CResizer&); // not implemented
void operator= (const CResizer&); // not implemented
};
CResizer::CResizer (const char* file)
: c4_Storage (file, 1), _refSize (0), _prop ("p1"), _seed (0)
{
SetStructure("a[p1:I]");
_refData = new char [kMaxData];
_attached = View("a");
Verify();
}
CResizer::~CResizer ()
{
Verify();
Commit();
Verify();
delete [] _refData;
}
void CResizer::Verify()
{
int i;
A(_refSize == _unattached.GetSize());
A(_refSize == _attached.GetSize());
for (i = 0; i < _refSize; ++i)
{
A(_refData[i] == _prop (_unattached[i]));
A(_refData[i] == _prop (_attached[i]));
}
}
int CResizer::Ins(int pos_, int cnt_)
{
A(pos_ <= _refSize);
A(_refSize + cnt_ < kMaxData);
memmove(_refData + pos_ + cnt_, _refData + pos_, _refSize - pos_);
_refSize += cnt_;
c4_Row row;
_unattached.InsertAt(pos_, row, cnt_);
_attached.InsertAt(pos_, row, cnt_);
for (int i = pos_; i < pos_ + cnt_; ++i)
{
_refData[i] = ++_seed;
_prop (_unattached[i]) = _seed;
_prop (_attached[i]) = _seed;
if (_seed >= 123)
_seed = 0;
}
Verify();
return _refSize;
}
int CResizer::Del(int pos_, int cnt_)
{
A(pos_ + cnt_ <= _refSize);
_refSize -= cnt_;
memmove(_refData + pos_, _refData + pos_ + cnt_, _refSize - pos_);
_unattached.RemoveAt(pos_, cnt_);
_attached.RemoveAt(pos_, cnt_);
Verify();
return _refSize;
}
void TestResize()
{
B(r00, Simple insert, 0) W(r00a);
{
CResizer r1 ("r00a");
int n = r1.Ins(0, 250);
A(n == 250);
} D(r00a); R(r00a); E;
B(r01, Simple removes, 0) W(r01a);
{
CResizer r1 ("r01a");
int n;
n = r1.Ins( 0, 500); A(n == 500);
n = r1.Del( 0, 50); A(n == 450);
n = r1.Del( 350, 100); A(n == 350);
n = r1.Del( 25, 150); A(n == 200);
n = r1.Del( 0, 200); A(n == 0);
n = r1.Ins( 0, 15); A(n == 15);
} D(r01a); R(r01a); E;
B(r02, Large inserts and removes, 0) W(r02a);
{
int big = sizeof (int) == sizeof (short) ? 1000 : 4000;
CResizer r1 ("r02a");
int n;
n = r1.Ins( 0, 2000); A(n == 2000);
n = r1.Ins( 0, 3000); A(n == 5000);
n = r1.Ins(5000, 1000 + big); A(n == 6000 + big);
n = r1.Ins( 100, 10); A(n == 6010 + big);
n = r1.Ins(4000, 100); A(n == 6110 + big);
n = r1.Ins( 0, 1001); A(n == 7111 + big);
n = r1.Del(7111, big); A(n == 7111);
n = r1.Del( 0, 4111); A(n == 3000);
n = r1.Del( 10, 10); A(n == 2990);
n = r1.Del( 10, 10); A(n == 2980);
n = r1.Del( 5, 10); A(n == 2970);
n = r1.Del( 0, 990); A(n == 1980);
n = r1.Del( 3, 1975); A(n == 5);
} D(r02a); R(r02a); E;
B(r03, Binary property insertions, 0) W(r03a);
{
c4_BytesProp p1 ("p1");
c4_Storage s1 ("r03a", 1);
s1.SetStructure("a[p1:B]");
c4_View v1 = s1.View("a");
char buf [1024];
memset(buf, 0x11, sizeof buf);
v1.Add(p1 [c4_Bytes (buf, sizeof buf)]);
memset(buf, 0x22, sizeof buf);
v1.Add(p1 [c4_Bytes (buf, sizeof buf / 2)]);
s1.Commit();
memset(buf, 0x33, sizeof buf);
p1 (v1[1]) = c4_Bytes (buf, sizeof buf); // fix c4_Column::CopyData
memset(buf, 0x44, sizeof buf);
v1.Add(p1 [c4_Bytes (buf, sizeof buf / 3)]);
s1.Commit();
memset(buf, 0x55, sizeof buf);
v1.InsertAt(1, p1 [c4_Bytes (buf, sizeof buf)]);
memset(buf, 0x66, sizeof buf);
v1.InsertAt(1, p1 [c4_Bytes (buf, sizeof buf / 4)]);
s1.Commit();
} D(r03a); R(r03a); E;
B(r04, Scripted string property tests, 0) W(r04a);
{
c4_StringProp p1 ("p1");
c4_Storage s1 ("r04a", 1);
s1.SetStructure("a[p1:S]");
// This code implements a tiny language to specify tests in:
//
// "<X>,<Y>A" add X partial buffers of size Y
// "<X>a" add X full buffers at end
// "<X>,<Y>C" change entry X to a partial buffer of size Y
// "<X>c" change entry at position X to a full buffer
// "<X>,<Y>I" insert partial buffer of size Y at position X
// "<X>i" insert a full buffer at position X
// "<X>,<Y>R" remove Y entries at position X
// "<X>r" remove one entry at position X
//
// ">" commit changes
// "<" rollback changes
//
// " " ignore spaces
// "<X>," for additional args
// "<X>=" verify number of rows is X
const char* scripts [] =
{
// A B C D E F G H I J
"5a 5a 5a 1r 5r 10r 6r 2r > 10=",
"5a 5a 5a 1,200C 5,200C 10,200C 6,200C 2,200C > 15=",
"5a 5a 5a 1,300C 5,300C 10,300C 6,300C 2,300C > 15=",
// A B C D E F G H I J
"50a 50a 50a 10r 50r 100r 60r 20r > 145=",
"50a 50a 50a 10,200C 50,200C 100,200C 60,200C 20,200C > 150=",
"50a 50a 50a 10,300C 50,300C 100,300C 60,300C 20,300C > 150=",
// A B C D E F G H I J
"50,0A 50,0A 50,0A 10c 50c 100c 60c 20c > 150=", // asserts in 1.7b1
// A B C D E
"3,3A 1,10C 1,1C > 3=", // asserts in 1.7 - June 6 build
"",
0
};
for (int i = 0; scripts[i]; ++i)
{
c4_View v1 = s1.View("a");
v1.RemoveAll();
s1.Commit();
A(v1.GetSize() == 0); // start with a clean slate each time
const char* p = scripts[i];
char fill = '@';
int save = 0;
c4_Row row;
while (*p)
{
// default is a string of 255 chars (with additional null byte)
p1 (row) = c4_String (++fill, 255);
int arg = (int) strtol(p, (char**) &p, 10); // loses const
switch (*p++)
{
case 'A': p1 (row) = c4_String (fill, arg); arg = save;
case 'a': while (--arg >= 0) v1.Add(row); break;
case 'C': p1 (row) = c4_String (fill, arg); arg = save;
case 'c': v1.SetAt(arg, row); break;
case 'I': p1 (row) = c4_String (fill, arg); arg = save;
case 'i': v1.InsertAt(arg, row); break;
case 'R': v1.RemoveAt(save, arg); break;
case 'r': v1.RemoveAt(arg); break;
case '>': s1.Commit(); break;
case '<': s1.Rollback(); v1 = s1.View("a"); break;
case ' ': break;
case ',': save = arg; break;
case '=': A(v1.GetSize() == arg); break;
}
}
}
s1.Commit();
} D(r04a); R(r04a); E;
}