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#ifndef _T_CIRCULAR_BUFFER_H_
#define _T_CIRCULAR_BUFFER_H_
#include <string>
#include "cutee.h"
#include <mimetic/circular_buffer.h>
namespace mimetic
{
class TEST_CLASS( test_circular_buffer)
{
struct test_item
{
int buf_sz;
const char* push_back_items;
const char* result;
};
static const test_item tb[];
static const unsigned int test_count;
test_item ti;
const char* putstr;
const char* result;
public:
test_circular_buffer()
: ti(tb[0])
{
}
void TEST_FUNCTION( testOverflow )
{
circular_buffer<char> cb(3);
for(unsigned i = 0; i < 1000; i++)
cb.push_back('a');
}
void TEST_FUNCTION( testCount )
{
unsigned int maxsize = 64;
circular_buffer<char> cb(maxsize);
for(unsigned int i = 0; i < 1000; i++)
{
if(cb.count() < maxsize)
{
TEST_ASSERT_EQUALS_P( i, cb.count());
} else {
TEST_ASSERT_EQUALS_P( maxsize, cb.count());
}
cb.push_back('a');
}
}
void TEST_FUNCTION( testCmpCh )
{
for(unsigned int i = 0 ; i < test_count; ++i)
{
ti = tb[i];
putstr = ti.push_back_items;
result = ti.result;
circular_buffer<char> cb(ti.buf_sz);
char c;
while(0 != (c = *putstr++))
cb.push_back(c);
while(0 != (c = *result++))
{
TEST_ASSERT_EQUALS_P( cb.front(), c );
cb.pop_front();
}
}
}
void TEST_FUNCTION( testInOut )
{
for(unsigned int i =0 ; i < test_count; ++i)
{
ti = tb[i];
putstr = ti.push_back_items;
circular_buffer<char> cb(ti.buf_sz);
char c;
while(0 != (c = *putstr++))
{
cb.push_back(c);
TEST_ASSERT_EQUALS_P( cb.front(), c );
cb.pop_front();
}
}
}
void TEST_FUNCTION( testFill )
{
for(unsigned int i =0 ; i < test_count; ++i)
{
ti = tb[i];
putstr = ti.push_back_items;
circular_buffer<char> cb(ti.buf_sz);
char c;
const char * cmp = putstr;
while(0 != (c = *putstr++))
{
cb.push_back(c);
if(cb.count() < cb.max_size()) continue;
c = *cmp++;
TEST_ASSERT_EQUALS_P( cb.front(), c );
cb.pop_front();
}
}
}
void TEST_FUNCTION( testIdx )
{
for(unsigned int i =0 ; i < test_count; i++)
{
ti = tb[i];
putstr = ti.push_back_items;
result = ti.result;
circular_buffer<char> cb(ti.buf_sz);
char c;
while(0 != (c = *putstr++))
cb.push_back(c);
for(unsigned int t = 0 ; t < cb.count(); ++t)
{
TEST_ASSERT_EQUALS_P( cb[t], result[t]);
}
}
}
void TEST_FUNCTION( testEq )
{
for(unsigned int i =0 ; i < test_count; i++)
{
ti = tb[i];
putstr = ti.push_back_items;
result = ti.result;
circular_buffer<char> cb(ti.buf_sz);
char c;
while(0 != (c = *putstr++))
cb.push_back(c);
// test == and != operators
TEST_ASSERT( cb == result );
TEST_ASSERT( false == (cb != result) );
}
}
void TEST_FUNCTION( testCompare )
{
for(unsigned int i =0 ; i < test_count; i++)
{
ti = tb[i];
putstr = ti.push_back_items;
//result = ti.result;
std::string res = ti.result;
circular_buffer<char> cb(ti.buf_sz);
char c;
while(0 != (c = *putstr++))
cb.push_back(c);
for(unsigned int c = 0; c < res.length(); c++)
{
std::string subs = res.substr(c);
TEST_ASSERT( cb.compare(c,subs.length(),subs) );
}
for(unsigned int c = 0; c < res.length(); c++)
{
std::string subs = res.substr(c, res.length()-c);
TEST_ASSERT( cb.compare(c,subs.length(),subs) );
}
for(unsigned int c = res.length(); c != 0; c--)
{
std::string subs = res.substr(0,c);
TEST_ASSERT( cb.compare(0,subs.length(),subs) );
}
for(unsigned int c = res.length(); c != 0; c--)
{
TEST_ASSERT( cb.compare(0,c,res) );
}
}
}
void TEST_FUNCTION( testToStr )
{
for(unsigned int i =0 ; i < test_count; ++i)
{
ti = tb[i];
putstr = ti.push_back_items;
result = ti.result;
circular_buffer<char> cb(ti.buf_sz);
char c;
while(0 != (c = *putstr++))
cb.push_back(c);
TEST_ASSERT_EQUALS_P( cb.str(), result );
}
}
};
}
#endif
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