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test_ds.cpp
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#include "test_precomp.hpp"
using namespace cv;
using namespace std;
typedef struct CvTsSimpleSeq
{
schar* array;
int count;
int max_count;
int elem_size;
} CvTsSimpleSeq;
static CvTsSimpleSeq* cvTsCreateSimpleSeq( int max_count, int elem_size )
{
CvTsSimpleSeq* seq = (CvTsSimpleSeq*)cvAlloc( sizeof(*seq) + max_count * elem_size );
seq->elem_size = elem_size;
seq->max_count = max_count;
seq->count = 0;
seq->array = (schar*)(seq + 1);
return seq;
}
static void cvTsReleaseSimpleSeq( CvTsSimpleSeq** seq )
{
cvFree( seq );
}
static schar* cvTsSimpleSeqElem( CvTsSimpleSeq* seq, int index )
{
assert( 0 <= index && index < seq->count );
return seq->array + index * seq->elem_size;
}
static void cvTsClearSimpleSeq( CvTsSimpleSeq* seq )
{
seq->count = 0;
}
static void cvTsSimpleSeqShiftAndCopy( CvTsSimpleSeq* seq, int from_idx, int to_idx, void* elem=0 )
{
int elem_size = seq->elem_size;
if( from_idx == to_idx )
return;
assert( (from_idx > to_idx && !elem) || (from_idx < to_idx && elem) );
if( from_idx < seq->count )
{
memmove( seq->array + to_idx*elem_size, seq->array + from_idx*elem_size,
(seq->count - from_idx)*elem_size );
}
seq->count += to_idx - from_idx;
if( elem )
memcpy( seq->array + from_idx*elem_size, elem, (to_idx - from_idx)*elem_size );
}
static void cvTsSimpleSeqInvert( CvTsSimpleSeq* seq )
{
int i, k, len = seq->count, elem_size = seq->elem_size;
schar *data = seq->array, t;
for( i = 0; i < len/2; i++ )
{
schar* a = data + i*elem_size;
schar* b = data + (len - i - 1)*elem_size;
for( k = 0; k < elem_size; k++ )
CV_SWAP( a[k], b[k], t );
}
}
/****************************************************************************************\
* simple cvset implementation *
\****************************************************************************************/
typedef struct CvTsSimpleSet
{
schar* array;
int count, max_count;
int elem_size;
int* free_stack;
int free_count;
} CvTsSimpleSet;
static void cvTsClearSimpleSet( CvTsSimpleSet* set_header )
{
int i;
int elem_size = set_header->elem_size;
for( i = 0; i < set_header->max_count; i++ )
{
set_header->array[i*elem_size] = 0;
set_header->free_stack[i] = set_header->max_count - i - 1;
}
set_header->free_count = set_header->max_count;
set_header->count = 0;
}
static CvTsSimpleSet* cvTsCreateSimpleSet( int max_count, int elem_size )
{
CvTsSimpleSet* set_header = (CvTsSimpleSet*)cvAlloc( sizeof(*set_header) + max_count *
(elem_size + 1 + sizeof(int)));
set_header->elem_size = elem_size + 1;
set_header->max_count = max_count;
set_header->free_stack = (int*)(set_header + 1);
set_header->array = (schar*)(set_header->free_stack + max_count);
cvTsClearSimpleSet( set_header );
return set_header;
}
static void cvTsReleaseSimpleSet( CvTsSimpleSet** set_header )
{
cvFree( set_header );
}
static schar* cvTsSimpleSetFind( CvTsSimpleSet* set_header, int index )
{
int idx = index * set_header->elem_size;
assert( 0 <= index && index < set_header->max_count );
return set_header->array[idx] ? set_header->array + idx + 1 : 0;
}
static int cvTsSimpleSetAdd( CvTsSimpleSet* set_header, void* elem )
{
int idx, idx2;
assert( set_header->free_count > 0 );
idx = set_header->free_stack[--set_header->free_count];
idx2 = idx * set_header->elem_size;
assert( set_header->array[idx2] == 0 );
set_header->array[idx2] = 1;
if( set_header->elem_size > 1 )
memcpy( set_header->array + idx2 + 1, elem, set_header->elem_size - 1 );
set_header->count = MAX( set_header->count, idx + 1 );
return idx;
}
static void cvTsSimpleSetRemove( CvTsSimpleSet* set_header, int index )
{
assert( set_header->free_count < set_header->max_count &&
0 <= index && index < set_header->max_count );
assert( set_header->array[index * set_header->elem_size] == 1 );
set_header->free_stack[set_header->free_count++] = index;
set_header->array[index * set_header->elem_size] = 0;
}
/****************************************************************************************\
* simple graph implementation *
\****************************************************************************************/
typedef struct CvTsSimpleGraph
{
char* matrix;
int edge_size;
int oriented;
CvTsSimpleSet* vtx;
} CvTsSimpleGraph;
static void cvTsClearSimpleGraph( CvTsSimpleGraph* graph )
{
int max_vtx_count = graph->vtx->max_count;
cvTsClearSimpleSet( graph->vtx );
memset( graph->matrix, 0, max_vtx_count * max_vtx_count * graph->edge_size );
}
static CvTsSimpleGraph* cvTsCreateSimpleGraph( int max_vtx_count, int vtx_size,
int edge_size, int oriented )
{
CvTsSimpleGraph* graph;
assert( max_vtx_count > 1 && vtx_size >= 0 && edge_size >= 0 );
graph = (CvTsSimpleGraph*)cvAlloc( sizeof(*graph) +
max_vtx_count * max_vtx_count * (edge_size + 1));
graph->vtx = cvTsCreateSimpleSet( max_vtx_count, vtx_size );
graph->edge_size = edge_size + 1;
graph->matrix = (char*)(graph + 1);
graph->oriented = oriented;
cvTsClearSimpleGraph( graph );
return graph;
}
static void cvTsReleaseSimpleGraph( CvTsSimpleGraph** graph )
{
if( *graph )
{
cvTsReleaseSimpleSet( &(graph[0]->vtx) );
cvFree( graph );
}
}
static int cvTsSimpleGraphAddVertex( CvTsSimpleGraph* graph, void* vertex )
{
return cvTsSimpleSetAdd( graph->vtx, vertex );
}
static void cvTsSimpleGraphRemoveVertex( CvTsSimpleGraph* graph, int index )
{
int i, max_vtx_count = graph->vtx->max_count;
int edge_size = graph->edge_size;
cvTsSimpleSetRemove( graph->vtx, index );
/* remove all the corresponding edges */
for( i = 0; i < max_vtx_count; i++ )
{
graph->matrix[(i*max_vtx_count + index)*edge_size] =
graph->matrix[(index*max_vtx_count + i)*edge_size] = 0;
}
}
static void cvTsSimpleGraphAddEdge( CvTsSimpleGraph* graph, int idx1, int idx2, void* edge )
{
int i, t, n = graph->oriented ? 1 : 2;
assert( cvTsSimpleSetFind( graph->vtx, idx1 ) &&
cvTsSimpleSetFind( graph->vtx, idx2 ));
for( i = 0; i < n; i++ )
{
int ofs = (idx1*graph->vtx->max_count + idx2)*graph->edge_size;
assert( graph->matrix[ofs] == 0 );
graph->matrix[ofs] = 1;
if( graph->edge_size > 1 )
memcpy( graph->matrix + ofs + 1, edge, graph->edge_size - 1 );
CV_SWAP( idx1, idx2, t );
}
}
static void cvTsSimpleGraphRemoveEdge( CvTsSimpleGraph* graph, int idx1, int idx2 )
{
int i, t, n = graph->oriented ? 1 : 2;
assert( cvTsSimpleSetFind( graph->vtx, idx1 ) &&
cvTsSimpleSetFind( graph->vtx, idx2 ));
for( i = 0; i < n; i++ )
{
int ofs = (idx1*graph->vtx->max_count + idx2)*graph->edge_size;
assert( graph->matrix[ofs] == 1 );
graph->matrix[ofs] = 0;
CV_SWAP( idx1, idx2, t );
}
}
static schar* cvTsSimpleGraphFindVertex( CvTsSimpleGraph* graph, int index )
{
return cvTsSimpleSetFind( graph->vtx, index );
}
static char* cvTsSimpleGraphFindEdge( CvTsSimpleGraph* graph, int idx1, int idx2 )
{
if( cvTsSimpleGraphFindVertex( graph, idx1 ) &&
cvTsSimpleGraphFindVertex( graph, idx2 ))
{
char* edge = graph->matrix + (idx1 * graph->vtx->max_count + idx2)*graph->edge_size;
if( edge[0] ) return edge + 1;
}
return 0;
}
static int cvTsSimpleGraphVertexDegree( CvTsSimpleGraph* graph, int index )
{
int i, count = 0;
int edge_size = graph->edge_size;
int max_vtx_count = graph->vtx->max_count;
assert( cvTsSimpleGraphFindVertex( graph, index ) != 0 );
for( i = 0; i < max_vtx_count; i++ )
{
count += graph->matrix[(i*max_vtx_count + index)*edge_size] +
graph->matrix[(index*max_vtx_count + i)*edge_size];
}
if( !graph->oriented )
{
assert( count % 2 == 0 );
count /= 2;
}
return count;
}
///////////////////////////////////// the tests //////////////////////////////////
#define CV_TS_SEQ_CHECK_CONDITION( expr, err_msg ) \
if( !(expr) ) \
{ \
set_error_context( #expr, err_msg, __FILE__, __LINE__ ); \
ts->set_failed_test_info( cvtest::TS::FAIL_INVALID_OUTPUT );\
throw -1; \
}
class Core_DynStructBaseTest : public cvtest::BaseTest
{
public:
Core_DynStructBaseTest();
virtual ~Core_DynStructBaseTest();
bool can_do_fast_forward();
void clear();
protected:
int read_params( CvFileStorage* fs );
void run_func(void);
void set_error_context( const char* condition,
const char* err_msg,
const char* file, int line );
int test_seq_block_consistence( int _struct_idx, CvSeq* seq, int total );
void update_progressbar();
int struct_count, max_struct_size, iterations, generations;
int min_log_storage_block_size, max_log_storage_block_size;
int min_log_elem_size, max_log_elem_size;
int gen, struct_idx, iter;
int test_progress;
int64 start_time;
double cpu_freq;
vector<void*> cxcore_struct;
vector<void*> simple_struct;
Ptr<CvMemStorage> storage;
};
Core_DynStructBaseTest::Core_DynStructBaseTest()
{
struct_count = 2;
max_struct_size = 2000;
min_log_storage_block_size = 7;
max_log_storage_block_size = 12;
min_log_elem_size = 0;
max_log_elem_size = 8;
generations = 10;
iterations = max_struct_size*2;
gen = struct_idx = iter = -1;
test_progress = -1;
}
Core_DynStructBaseTest::~Core_DynStructBaseTest()
{
clear();
}
void Core_DynStructBaseTest::run_func()
{
}
bool Core_DynStructBaseTest::can_do_fast_forward()
{
return false;
}
void Core_DynStructBaseTest::clear()
{
cvtest::BaseTest::clear();
}
int Core_DynStructBaseTest::read_params( CvFileStorage* fs )
{
int code = cvtest::BaseTest::read_params( fs );
double sqrt_scale = sqrt(ts->get_test_case_count_scale());
if( code < 0 )
return code;
struct_count = cvReadInt( find_param( fs, "struct_count" ), struct_count );
max_struct_size = cvReadInt( find_param( fs, "max_struct_size" ), max_struct_size );
generations = cvReadInt( find_param( fs, "generations" ), generations );
iterations = cvReadInt( find_param( fs, "iterations" ), iterations );
generations = cvRound(generations*sqrt_scale);
iterations = cvRound(iterations*sqrt_scale);
min_log_storage_block_size = cvReadInt( find_param( fs, "min_log_storage_block_size" ),
min_log_storage_block_size );
max_log_storage_block_size = cvReadInt( find_param( fs, "max_log_storage_block_size" ),
max_log_storage_block_size );
min_log_elem_size = cvReadInt( find_param( fs, "min_log_elem_size" ), min_log_elem_size );
max_log_elem_size = cvReadInt( find_param( fs, "max_log_elem_size" ), max_log_elem_size );
struct_count = cvtest::clipInt( struct_count, 1, 100 );
max_struct_size = cvtest::clipInt( max_struct_size, 1, 1<<20 );
generations = cvtest::clipInt( generations, 1, 100 );
iterations = cvtest::clipInt( iterations, 100, 1<<20 );
min_log_storage_block_size = cvtest::clipInt( min_log_storage_block_size, 7, 20 );
max_log_storage_block_size = cvtest::clipInt( max_log_storage_block_size,
min_log_storage_block_size, 20 );
min_log_elem_size = cvtest::clipInt( min_log_elem_size, 0, 8 );
max_log_elem_size = cvtest::clipInt( max_log_elem_size, min_log_elem_size, 10 );
return 0;
}
void Core_DynStructBaseTest::update_progressbar()
{
int64 t;
if( test_progress < 0 )
{
test_progress = 0;
cpu_freq = cv::getTickFrequency();
start_time = cv::getTickCount();
}
t = cv::getTickCount();
test_progress = update_progress( test_progress, 0, 0, (double)(t - start_time)/cpu_freq );
}
void Core_DynStructBaseTest::set_error_context( const char* condition,
const char* err_msg,
const char* filename, int lineno )
{
ts->printf( cvtest::TS::LOG, "file %s, line %d: %s\n(\"%s\" failed).\n"
"generation = %d, struct_idx = %d, iter = %d\n",
filename, lineno, err_msg, condition, gen, struct_idx, iter );
ts->set_failed_test_info( cvtest::TS::FAIL_INVALID_OUTPUT );
}
int Core_DynStructBaseTest::test_seq_block_consistence( int _struct_idx, CvSeq* seq, int total )
{
int sum = 0;
struct_idx = _struct_idx;
CV_TS_SEQ_CHECK_CONDITION( seq != 0, "Null sequence pointer" );
if( seq->first )
{
CvSeqBlock* block = seq->first;
CvSeqBlock* prev_block = block->prev;
int delta_idx = seq->first->start_index;
for( ;; )
{
CV_TS_SEQ_CHECK_CONDITION( sum == block->start_index - delta_idx &&
block->count > 0 && block->prev == prev_block &&
prev_block->next == block,
"sequence blocks are inconsistent" );
sum += block->count;
prev_block = block;
block = block->next;
if( block == seq->first ) break;
}
CV_TS_SEQ_CHECK_CONDITION( block->prev->count * seq->elem_size +
block->prev->data <= seq->block_max,
"block->data or block_max pointer are incorrect" );
}
CV_TS_SEQ_CHECK_CONDITION( seq->total == sum && sum == total,
"total number of elements is incorrect" );
return 0;
}
/////////////////////////////////// sequence tests ////////////////////////////////////
class Core_SeqBaseTest : public Core_DynStructBaseTest
{
public:
Core_SeqBaseTest();
virtual ~Core_SeqBaseTest();
void clear();
void run( int );
protected:
int test_multi_create();
int test_get_seq_elem( int _struct_idx, int iters );
int test_get_seq_reading( int _struct_idx, int iters );
int test_seq_ops( int iters );
};
Core_SeqBaseTest::Core_SeqBaseTest()
{
}
Core_SeqBaseTest::~Core_SeqBaseTest()
{
clear();
}
void Core_SeqBaseTest::clear()
{
for( size_t i = 0; i < simple_struct.size(); i++ )
cvTsReleaseSimpleSeq( (CvTsSimpleSeq**)&simple_struct[i] );
Core_DynStructBaseTest::clear();
}
int Core_SeqBaseTest::test_multi_create()
{
vector<CvSeqWriter> writer(struct_count);
vector<int> pos(struct_count);
vector<int> index(struct_count);
int cur_count, elem_size;
RNG& rng = ts->get_rng();
for( int i = 0; i < struct_count; i++ )
{
double t;
CvTsSimpleSeq* sseq;
pos[i] = -1;
index[i] = i;
t = cvtest::randReal(rng)*(max_log_elem_size - min_log_elem_size) + min_log_elem_size;
elem_size = cvRound( exp(t * CV_LOG2) );
elem_size = MIN( elem_size, (int)(storage->block_size - sizeof(void*) -
sizeof(CvSeqBlock) - sizeof(CvMemBlock)) );
cvTsReleaseSimpleSeq( (CvTsSimpleSeq**)&simple_struct[i] );
simple_struct[i] = sseq = cvTsCreateSimpleSeq( max_struct_size, elem_size );
cxcore_struct[i] = 0;
sseq->count = cvtest::randInt( rng ) % max_struct_size;
Mat m( 1, MAX(sseq->count,1)*elem_size, CV_8UC1, sseq->array );
cvtest::randUni( rng, m, Scalar::all(0), Scalar::all(256) );
}
for( cur_count = struct_count; cur_count > 0; cur_count-- )
{
for(;;)
{
int k = cvtest::randInt( rng ) % cur_count;
struct_idx = index[k];
CvTsSimpleSeq* sseq = (CvTsSimpleSeq*)simple_struct[struct_idx];
if( pos[struct_idx] < 0 )
{
int hdr_size = (cvtest::randInt(rng) % 10)*4 + sizeof(CvSeq);
hdr_size = MIN( hdr_size, (int)(storage->block_size - sizeof(CvMemBlock)) );
elem_size = sseq->elem_size;
if( cvtest::randInt(rng) % 2 )
{
cvStartWriteSeq( 0, hdr_size, elem_size, storage, &writer[struct_idx] );
}
else
{
CvSeq* s;
s = cvCreateSeq( 0, hdr_size, elem_size, storage );
cvStartAppendToSeq( s, &writer[struct_idx] );
}
cvSetSeqBlockSize( writer[struct_idx].seq, cvtest::randInt( rng ) % 10000 );
pos[struct_idx] = 0;
}
update_progressbar();
if( pos[struct_idx] == sseq->count )
{
cxcore_struct[struct_idx] = cvEndWriteSeq( &writer[struct_idx] );
/* del index */
for( ; k < cur_count-1; k++ )
index[k] = index[k+1];
break;
}
{
schar* el = cvTsSimpleSeqElem( sseq, pos[struct_idx] );
CV_WRITE_SEQ_ELEM_VAR( el, writer[struct_idx] );
}
pos[struct_idx]++;
}
}
return 0;
}
int Core_SeqBaseTest::test_get_seq_elem( int _struct_idx, int iters )
{
RNG& rng = ts->get_rng();
CvSeq* seq = (CvSeq*)cxcore_struct[_struct_idx];
CvTsSimpleSeq* sseq = (CvTsSimpleSeq*)simple_struct[_struct_idx];
struct_idx = _struct_idx;
assert( seq->total == sseq->count );
if( sseq->count == 0 )
return 0;
for( int i = 0; i < iters; i++ )
{
int idx = cvtest::randInt(rng) % (sseq->count*3) - sseq->count*3/2;
int idx0 = (unsigned)idx < (unsigned)(sseq->count) ? idx : idx < 0 ?
idx + sseq->count : idx - sseq->count;
int bad_range = (unsigned)idx0 >= (unsigned)(sseq->count);
schar* elem;
elem = cvGetSeqElem( seq, idx );
if( bad_range )
{
CV_TS_SEQ_CHECK_CONDITION( elem == 0,
"cvGetSeqElem doesn't "
"handle \"out of range\" properly" );
}
else
{
CV_TS_SEQ_CHECK_CONDITION( elem != 0 &&
!memcmp( elem, cvTsSimpleSeqElem(sseq, idx0), sseq->elem_size ),
"cvGetSeqElem returns wrong element" );
idx = cvSeqElemIdx(seq, elem );
CV_TS_SEQ_CHECK_CONDITION( idx >= 0 && idx == idx0,
"cvSeqElemIdx is incorrect" );
}
}
return 0;
}
int Core_SeqBaseTest::test_get_seq_reading( int _struct_idx, int iters )
{
const int max_val = 3*5 + 2;
CvSeq* seq = (CvSeq*)cxcore_struct[_struct_idx];
CvTsSimpleSeq* sseq = (CvTsSimpleSeq*)simple_struct[_struct_idx];
int total = seq->total;
RNG& rng = ts->get_rng();
CvSeqReader reader;
vector<schar> _elem(sseq->elem_size);
schar* elem = &_elem[0];
assert( total == sseq->count );
this->struct_idx = _struct_idx;
int pos = cvtest::randInt(rng) % 2;
cvStartReadSeq( seq, &reader, pos );
if( total == 0 )
{
CV_TS_SEQ_CHECK_CONDITION( reader.ptr == 0, "Empty sequence reader pointer is not NULL" );
return 0;
}
pos = pos ? seq->total - 1 : 0;
CV_TS_SEQ_CHECK_CONDITION( pos == cvGetSeqReaderPos(&reader),
"initial reader position is wrong" );
for( iter = 0; iter < iters; iter++ )
{
int op = cvtest::randInt(rng) % max_val;
if( op >= max_val - 2 )
{
int new_pos, new_pos0;
int bad_range;
int is_relative = op == max_val - 1;
new_pos = cvtest::randInt(rng) % (total*2) - total;
new_pos0 = new_pos + (is_relative ? pos : 0 );
if( new_pos0 < 0 ) new_pos0 += total;
if( new_pos0 >= total ) new_pos0 -= total;
bad_range = (unsigned)new_pos0 >= (unsigned)total;
cvSetSeqReaderPos( &reader, new_pos, is_relative );
if( !bad_range )
{
CV_TS_SEQ_CHECK_CONDITION( new_pos0 == cvGetSeqReaderPos( &reader ),
"cvset reader position doesn't work" );
pos = new_pos0;
}
else
{
CV_TS_SEQ_CHECK_CONDITION( pos == cvGetSeqReaderPos( &reader ),
"reader doesn't stay at the current position after wrong positioning" );
}
}
else
{
int direction = (op % 3) - 1;
memcpy( elem, reader.ptr, sseq->elem_size );
if( direction > 0 )
{
CV_NEXT_SEQ_ELEM( sseq->elem_size, reader );
}
else if( direction < 0 )
{
CV_PREV_SEQ_ELEM( sseq->elem_size, reader );
}
CV_TS_SEQ_CHECK_CONDITION( memcmp(elem, cvTsSimpleSeqElem(sseq, pos),
sseq->elem_size) == 0, "reading is incorrect" );
pos += direction;
if( -pos > 0 ) pos += total;
if( pos >= total ) pos -= total;
CV_TS_SEQ_CHECK_CONDITION( pos == cvGetSeqReaderPos( &reader ),
"reader doesn't move correctly after reading" );
}
}
return 0;
}
int Core_SeqBaseTest::test_seq_ops( int iters )
{
const int max_op = 14;
int max_elem_size = 0;
schar* elem2 = 0;
RNG& rng = ts->get_rng();
for( int i = 0; i < struct_count; i++ )
max_elem_size = MAX( max_elem_size, ((CvSeq*)cxcore_struct[i])->elem_size );
vector<schar> elem_buf(max_struct_size*max_elem_size);
schar* elem = (schar*)&elem_buf[0];
Mat elem_mat;
for( iter = 0; iter < iters; iter++ )
{
struct_idx = cvtest::randInt(rng) % struct_count;
int op = cvtest::randInt(rng) % max_op;
CvSeq* seq = (CvSeq*)cxcore_struct[struct_idx];
CvTsSimpleSeq* sseq = (CvTsSimpleSeq*)simple_struct[struct_idx];
int elem_size = sseq->elem_size;
int whence = 0, pos = 0, count = 0;
switch( op )
{
case 0:
case 1:
case 2: // push/pushfront/insert
if( sseq->count == sseq->max_count )
break;
elem_mat = Mat(1, elem_size, CV_8U, elem);
cvtest::randUni( rng, elem_mat, cvScalarAll(0), cvScalarAll(255) );
whence = op - 1;
if( whence < 0 )
{
pos = 0;
cvSeqPushFront( seq, elem );
}
else if( whence > 0 )
{
pos = sseq->count;
cvSeqPush( seq, elem );
}
else
{
pos = cvtest::randInt(rng) % (sseq->count + 1);
cvSeqInsert( seq, pos, elem );
}
cvTsSimpleSeqShiftAndCopy( sseq, pos, pos + 1, elem );
elem2 = cvGetSeqElem( seq, pos );
CV_TS_SEQ_CHECK_CONDITION( elem2 != 0, "The inserted element could not be retrieved" );
CV_TS_SEQ_CHECK_CONDITION( seq->total == sseq->count &&
memcmp(elem2, cvTsSimpleSeqElem(sseq,pos), elem_size) == 0,
"The inserted sequence element is wrong" );
break;
case 3:
case 4:
case 5: // pop/popfront/remove
if( sseq->count == 0 )
break;
whence = op - 4;
if( whence < 0 )
{
pos = 0;
cvSeqPopFront( seq, elem );
}
else if( whence > 0 )
{
pos = sseq->count-1;
cvSeqPop( seq, elem );
}
else
{
pos = cvtest::randInt(rng) % sseq->count;
cvSeqRemove( seq, pos );
}
if( whence != 0 )
CV_TS_SEQ_CHECK_CONDITION( seq->total == sseq->count - 1 &&
memcmp( elem, cvTsSimpleSeqElem(sseq,pos), elem_size) == 0,
"The popped sequence element isn't correct" );
cvTsSimpleSeqShiftAndCopy( sseq, pos + 1, pos );
if( sseq->count > 0 )
{
elem2 = cvGetSeqElem( seq, pos < sseq->count ? pos : -1 );
CV_TS_SEQ_CHECK_CONDITION( elem2 != 0, "GetSeqElem fails after removing the element" );
CV_TS_SEQ_CHECK_CONDITION( memcmp( elem2,
cvTsSimpleSeqElem(sseq, pos - (pos == sseq->count)), elem_size) == 0,
"The first shifted element is not correct after removing another element" );
}
else
{
CV_TS_SEQ_CHECK_CONDITION( seq->first == 0,
"The sequence doesn't become empty after the final remove" );
}
break;
case 6:
case 7:
case 8: // push [front] multi/insert slice
if( sseq->count == sseq->max_count )
break;
count = cvtest::randInt( rng ) % (sseq->max_count - sseq->count + 1);
elem_mat = Mat(1, MAX(count,1) * elem_size, CV_8U, elem);
cvtest::randUni( rng, elem_mat, cvScalarAll(0), cvScalarAll(255) );
whence = op - 7;
pos = whence < 0 ? 0 : whence > 0 ? sseq->count : (int)(cvtest::randInt(rng) % (sseq->count+1));
if( whence != 0 )
{
cvSeqPushMulti( seq, elem, count, whence < 0 );
}
else
{
CvSeq header;
CvSeqBlock block;
cvMakeSeqHeaderForArray( CV_SEQ_KIND_GENERIC, sizeof(CvSeq),
sseq->elem_size,
elem, count,
&header, &block );
cvSeqInsertSlice( seq, pos, &header );
}
cvTsSimpleSeqShiftAndCopy( sseq, pos, pos + count, elem );
if( sseq->count > 0 )
{
// choose the random element among the added
pos = count > 0 ? (int)(cvtest::randInt(rng) % count + pos) : MAX(pos-1,0);
elem2 = cvGetSeqElem( seq, pos );
CV_TS_SEQ_CHECK_CONDITION( elem2 != 0, "multi push operation doesn't add elements" );
CV_TS_SEQ_CHECK_CONDITION( seq->total == sseq->count &&
memcmp( elem2, cvTsSimpleSeqElem(sseq,pos), elem_size) == 0,
"One of the added elements is wrong" );
}
else
{
CV_TS_SEQ_CHECK_CONDITION( seq->total == 0 && seq->first == 0,
"Adding no elements to empty sequence fails" );
}
break;
case 9:
case 10:
case 11: // pop [front] multi
if( sseq->count == 0 )
break;
count = cvtest::randInt(rng) % (sseq->count+1);
whence = op - 10;
pos = whence < 0 ? 0 : whence > 0 ? sseq->count - count :
(int)(cvtest::randInt(rng) % (sseq->count - count + 1));
if( whence != 0 )
{
cvSeqPopMulti( seq, elem, count, whence < 0 );
if( count > 0 )
{
CV_TS_SEQ_CHECK_CONDITION( memcmp(elem,
cvTsSimpleSeqElem(sseq,pos), elem_size) == 0,
"The first (in the sequence order) removed element is wrong after popmulti" );
}
}
else
{
cvSeqRemoveSlice( seq, cvSlice(pos, pos + count) );
}
CV_TS_SEQ_CHECK_CONDITION( seq->total == sseq->count - count,
"The popmulti left a wrong number of elements in the sequence" );
cvTsSimpleSeqShiftAndCopy( sseq, pos + count, pos, 0 );
if( sseq->count > 0 )
{
pos = whence < 0 ? 0 : MIN( pos, sseq->count - 1 );
elem2 = cvGetSeqElem( seq, pos );
CV_TS_SEQ_CHECK_CONDITION( elem2 &&
memcmp( elem2, cvTsSimpleSeqElem(sseq,pos), elem_size) == 0,
"The last sequence element is wrong after POP" );
}
else
{
CV_TS_SEQ_CHECK_CONDITION( seq->total == 0 && seq->first == 0,
"The sequence doesn't become empty after final POP" );
}
break;
case 12: // seqslice
{
CvMemStoragePos storage_pos;
cvSaveMemStoragePos( storage, &storage_pos );
int copy_data = cvtest::randInt(rng) % 2;
count = cvtest::randInt(rng) % (seq->total + 1);
pos = cvtest::randInt(rng) % (seq->total - count + 1);
CvSeq* seq_slice = cvSeqSlice( seq, cvSlice(pos, pos + count), storage, copy_data );
CV_TS_SEQ_CHECK_CONDITION( seq_slice && seq_slice->total == count,
"cvSeqSlice returned incorrect slice" );
if( count > 0 )
{
int test_idx = cvtest::randInt(rng) % count;
elem2 = cvGetSeqElem( seq_slice, test_idx );
schar* elem3 = cvGetSeqElem( seq, pos + test_idx );
CV_TS_SEQ_CHECK_CONDITION( elem2 &&
memcmp( elem2, cvTsSimpleSeqElem(sseq,pos + test_idx), elem_size) == 0,
"The extracted slice elements are not correct" );
CV_TS_SEQ_CHECK_CONDITION( (elem2 == elem3) ^ copy_data,
"copy_data flag is handled incorrectly" );
}
cvRestoreMemStoragePos( storage, &storage_pos );
}
break;
case 13: // clear
cvTsClearSimpleSeq( sseq );
cvClearSeq( seq );
CV_TS_SEQ_CHECK_CONDITION( seq->total == 0 && seq->first == 0,
"The sequence doesn't become empty after clear" );
break;
default:
assert(0);
return -1;
}
if( test_seq_block_consistence(struct_idx, seq, sseq->count) < 0 )
return -1;
if( test_get_seq_elem(struct_idx, 7) < 0 )
return -1;
update_progressbar();
}
return 0;
}
void Core_SeqBaseTest::run( int )
{
try
{
RNG& rng = ts->get_rng();
int i;
double t;
clear();
test_progress = -1;
simple_struct.resize(struct_count, 0);
cxcore_struct.resize(struct_count, 0);
for( gen = 0; gen < generations; gen++ )
{
struct_idx = iter = -1;
if( !storage )