1 /***********************************************************************************
2 test_insert.h
3
4 * Copyright (c) 1997
5 * Mark of the Unicorn, Inc.
6 *
7 * Permission to use, copy, modify, distribute and sell this software
8 * and its documentation for any purpose is hereby granted without fee,
9 * provided that the above copyright notice appear in all copies and
10 * that both that copyright notice and this permission notice appear
11 * in supporting documentation. Mark of the Unicorn makes no
12 * representations about the suitability of this software for any
13 * purpose. It is provided "as is" without express or implied warranty.
14
15 ***********************************************************************************/
16 #ifndef test_insert_H_
17 #define test_insert_H_
18
19 # include "Prefix.h"
20 # if defined (EH_NEW_HEADERS)
21 # include <utility>
22 # include <vector>
23 # include <cassert>
24 # include <climits>
25 # else
26 # include <vector.h>
27 # include <assert.h>
28 # include <limits.h>
29 # endif
30 #include "random_number.h"
31 #include "nc_alloc.h"
32 #include "ThrowCompare.h"
33
34 // A classification system for containers, for verification
35 struct container_tag {};
36 struct sequence_container_tag {};
37 struct associative_container_tag {};
38
39 struct set_tag {};
40 struct multiset_tag {};
41 struct map_tag {};
42 struct multimap_tag {};
43
44 template <class C, class Iter>
CountNewItems(const C &,const Iter & firstNew,const Iter & lastNew,sequence_container_tag)45 size_t CountNewItems( const C&, const Iter& firstNew,
46 const Iter& lastNew, sequence_container_tag )
47 {
48 size_t dist = 0;
49 #if 0 //def __SUNPRO_CC
50 EH_DISTANCE( firstNew, lastNew, dist );
51 #else
52 EH_DISTANCE( Iter(firstNew), Iter(lastNew), dist );
53 #endif
54 return dist;
55 }
56
57 template <class C, class Iter>
CountNewItems(const C & c,const Iter & firstNew,const Iter & lastNew,multimap_tag)58 size_t CountNewItems( const C& c, const Iter& firstNew,
59 const Iter& lastNew, multimap_tag )
60 {
61 return CountNewItems( c, firstNew, lastNew, sequence_container_tag() );
62 }
63
64 template <class C, class Iter>
CountNewItems(const C & c,const Iter & firstNew,const Iter & lastNew,multiset_tag)65 size_t CountNewItems( const C& c, const Iter& firstNew,
66 const Iter& lastNew, multiset_tag )
67 {
68 return CountNewItems( c, firstNew, lastNew, sequence_container_tag() );
69 }
70
71
72 template <class C, class Iter, class KeyOfValue>
73 #ifdef __BORLANDC__
CountUniqueItems_Aux(const C & original,const Iter & firstNew,Iter lastNew,const KeyOfValue & keyOfValue)74 size_t CountUniqueItems_Aux( const C& original, const Iter& firstNew,
75 #else
76 size_t CountUniqueItems_Aux( const C& original, Iter firstNew,
77 #endif
78 Iter lastNew, const KeyOfValue& keyOfValue )
79 {
80 typedef typename C::key_type key;
81 typedef typename C::const_iterator const_iter;
82 typedef EH_STD::vector<key> key_list;
83 typedef typename key_list::iterator key_iterator;
84 key_list keys;
85 size_t dist = 0;
86 #ifdef __SUNPRO_CC
87 EH_DISTANCE( firstNew, lastNew, dist );
88 #else
89 EH_DISTANCE( Iter(firstNew), Iter(lastNew), dist );
90 #endif
91 keys.reserve( dist );
92 for ( Iter x = firstNew; x != lastNew; ++x )
93 keys.push_back( keyOfValue(*x) );
94
95 EH_STD::sort( keys.begin(), keys.end() );
96 key_iterator last = EH_STD::unique( keys.begin(), keys.end() );
97
98 size_t cnt = 0;
99 for ( key_iterator tmp = keys.begin(); tmp != last; ++tmp )
100 {
101 if ( const_iter(original.find( *tmp )) == const_iter(original.end()) )
102 ++cnt;
103 }
104 return cnt;
105 }
106
107 #if ! defined (__SGI_STL)
108 EH_BEGIN_NAMESPACE
109 template <class T>
110 struct identity
111 {
operatoridentity112 const T& operator()( const T& x ) const { return x; }
113 };
114 # if ! defined (__KCC)
115 template <class _Pair>
116 struct select1st : public unary_function<_Pair, typename _Pair::first_type> {
operatorselect1st117 const typename _Pair::first_type& operator()(const _Pair& __x) const {
118 return __x.first;
119 }
120 };
121 # endif
122 EH_END_NAMESPACE
123 #endif
124
125 template <class C, class Iter>
CountUniqueItems(const C & original,const Iter & firstNew,const Iter & lastNew,set_tag)126 size_t CountUniqueItems( const C& original, const Iter& firstNew,
127 const Iter& lastNew, set_tag )
128 {
129 typedef typename C::value_type value_type;
130 return CountUniqueItems_Aux( original, firstNew, lastNew,
131 EH_STD::identity<value_type>() );
132 }
133
134 template <class C, class Iter>
CountUniqueItems(const C & original,const Iter & firstNew,const Iter & lastNew,map_tag)135 size_t CountUniqueItems( const C& original, const Iter& firstNew,
136 const Iter& lastNew, map_tag )
137 {
138 #ifdef EH_MULTI_CONST_TEMPLATE_ARG_BUG
139 return CountUniqueItems_Aux( original, firstNew, lastNew,
140 EH_SELECT1ST_HINT<C::value_type, C::key_type>() );
141 #else
142 typedef typename C::value_type value_type;
143 return CountUniqueItems_Aux( original, firstNew, lastNew,
144 EH_STD::select1st<value_type>() );
145 #endif
146 }
147
148 template <class C, class Iter>
CountNewItems(const C & original,const Iter & firstNew,const Iter & lastNew,map_tag)149 size_t CountNewItems( const C& original, const Iter& firstNew,
150 const Iter& lastNew, map_tag )
151 {
152 return CountUniqueItems( original, firstNew, lastNew,
153 container_category( original ) );
154 }
155
156 template <class C, class Iter>
CountNewItems(const C & original,const Iter & firstNew,const Iter & lastNew,set_tag)157 size_t CountNewItems( const C& original, const Iter& firstNew,
158 const Iter& lastNew, set_tag )
159 {
160 return CountUniqueItems( original, firstNew, lastNew,
161 container_category( original ) );
162 }
163
164 template <class C, class SrcIter>
VerifyInsertion(const C & original,const C & result,const SrcIter & firstNew,const SrcIter & lastNew,size_t,associative_container_tag)165 inline void VerifyInsertion( const C& original, const C& result,
166 const SrcIter& firstNew, const SrcIter& lastNew,
167 size_t, associative_container_tag )
168 {
169 typedef typename C::const_iterator DstIter;
170 DstIter first1 = original.begin();
171 DstIter first2 = result.begin();
172
173 DstIter* from_orig = new DstIter[original.size()];
174 DstIter* last_from_orig = from_orig;
175
176 // fbp : for hashed containers, the following is needed :
177 while ( first2 != result.end() )
178 {
179 EH_STD::pair<DstIter, DstIter> p = EH_STD::mismatch( first1, original.end(), first2 );
180 if ( p.second != result.end() )
181 {
182 SrcIter srcItem = EH_STD::find( SrcIter(firstNew), SrcIter(lastNew), *p.second );
183
184 if (srcItem == lastNew)
185 {
186 // not found in input range, probably re-ordered from the orig
187 DstIter* tmp;
188 tmp = EH_STD::find( from_orig, last_from_orig, p.first );
189
190 // if already here, exclude
191 if (tmp != last_from_orig)
192 {
193 EH_STD::copy(tmp+1, last_from_orig, tmp);
194 last_from_orig--;
195 }
196 else
197 {
198 // register re-ordered element
199 DstIter dstItem;
200 dstItem = EH_STD::find( first1, original.end(), *p.first );
201 EH_ASSERT( dstItem != original.end() );
202 *last_from_orig = dstItem;
203 last_from_orig++;
204 ++p.first;
205 }
206 }
207 ++p.second;
208 }
209 first1 = p.first;
210 first2 = p.second;
211 }
212
213 delete [] from_orig;
214 }
215
216 // VC++
217 template <class C, class SrcIter>
VerifyInsertion(const C & original,const C & result,const SrcIter & firstNew,const SrcIter & lastNew,size_t,set_tag)218 inline void VerifyInsertion(
219 const C& original, const C& result, const SrcIter& firstNew,
220 const SrcIter& lastNew, size_t, set_tag )
221 {
222 VerifyInsertion( original, result, firstNew, lastNew,
223 size_t(0), associative_container_tag() );
224 }
225
226 template <class C, class SrcIter>
VerifyInsertion(const C & original,const C & result,const SrcIter & firstNew,const SrcIter & lastNew,size_t,multiset_tag)227 inline void VerifyInsertion(const C& original, const C& result,
228 const SrcIter& firstNew, const SrcIter& lastNew,
229 size_t, multiset_tag )
230 {
231 VerifyInsertion( original, result, firstNew, lastNew,
232 size_t(0), associative_container_tag() );
233 }
234
235 template <class C, class SrcIter>
VerifyInsertion(const C & original,const C & result,const SrcIter & firstNew,const SrcIter & lastNew,size_t,map_tag)236 inline void VerifyInsertion(
237 const C& original, const C& result, const SrcIter& firstNew,
238 const SrcIter& lastNew, size_t, map_tag )
239 {
240 VerifyInsertion( original, result, firstNew, lastNew,
241 size_t(0), associative_container_tag() );
242 }
243
244 template <class C, class SrcIter>
VerifyInsertion(const C & original,const C & result,const SrcIter & firstNew,const SrcIter & lastNew,size_t,multimap_tag)245 inline void VerifyInsertion(
246 const C& original, const C& result, const SrcIter& firstNew,
247 const SrcIter& lastNew, size_t, multimap_tag )
248 {
249 VerifyInsertion( original, result, firstNew, lastNew,
250 size_t(0), associative_container_tag() );
251 }
252
253 template <class C, class SrcIter>
VerifyInsertion(const C & original,const C & result,SrcIter firstNew,SrcIter lastNew,size_t insPos,sequence_container_tag)254 void VerifyInsertion(
255 # ifdef _MSC_VER
256 const C& original, const C& result, SrcIter firstNew,
257 SrcIter lastNew, size_t insPos, sequence_container_tag )
258 # else
259 const C& original, const C& result, const SrcIter& firstNew,
260 const SrcIter& lastNew, size_t insPos, sequence_container_tag )
261 # endif
262 {
263 typename C::const_iterator p1 = original.begin();
264 typename C::const_iterator p2 = result.begin();
265 SrcIter tmp(firstNew);
266
267 for ( size_t n = 0; n < insPos; n++, ++p1, ++p2)
268 EH_ASSERT( *p1 == *p2 );
269
270 for (; tmp != lastNew; ++p2, ++tmp ) {
271 EH_ASSERT(p2 != result.end());
272 EH_ASSERT(*p2 == *tmp);
273 }
274
275 for (; p2 != result.end(); ++p1, ++p2 )
276 EH_ASSERT( *p1 == *p2 );
277 EH_ASSERT( p1 == original.end() );
278 }
279
280 template <class C, class SrcIter>
VerifyInsertion(const C & original,const C & result,const SrcIter & firstNew,const SrcIter & lastNew,size_t insPos)281 inline void VerifyInsertion( const C& original, const C& result,
282 const SrcIter& firstNew,
283 const SrcIter& lastNew, size_t insPos )
284 {
285 EH_ASSERT( result.size() == original.size() +
286 CountNewItems( original, firstNew, lastNew,
287 container_category(original) ) );
288 VerifyInsertion( original, result, firstNew, lastNew, insPos,
289 container_category(original) );
290 }
291
292 template <class C, class Value>
VerifyInsertN(const C & original,const C & result,size_t insCnt,const Value & val,size_t insPos)293 void VerifyInsertN( const C& original, const C& result, size_t insCnt,
294 const Value& val, size_t insPos )
295 {
296 typename C::const_iterator p1 = original.begin();
297 typename C::const_iterator p2 = result.begin();
298 (void)val; //*TY 02/06/2000 - to suppress unused variable warning under nondebug build
299
300 for ( size_t n = 0; n < insPos; n++ )
301 EH_ASSERT( *p1++ == *p2++ );
302
303 while ( insCnt-- > 0 )
304 {
305 EH_ASSERT(p2 != result.end());
306 EH_ASSERT(*p2 == val );
307 ++p2;
308 }
309
310 while ( p2 != result.end() ) {
311 EH_ASSERT( *p1 == *p2 );
312 ++p1; ++p2;
313 }
314 EH_ASSERT( p1 == original.end() );
315 }
316
317 template <class C>
prepare_insert_n(C &,size_t)318 void prepare_insert_n( C&, size_t ) {}
319
320 // Metrowerks 1.8 compiler requires that specializations appear first (!!)
321 // or it won't call them. Fixed in 1.9, though.
MakeRandomValue(bool & b)322 inline void MakeRandomValue(bool& b) { b = bool(random_number(2) != 0); }
323
324 template<class T>
MakeRandomValue(T &)325 inline void MakeRandomValue(T&) {}
326
327 template <class C>
328 struct test_insert_one
329 {
330 test_insert_one( const C& orig, int pos =-1 )
originaltest_insert_one331 : original( orig ), fPos( random_number( orig.size() ))
332 {
333 MakeRandomValue( fInsVal );
334 if ( pos != -1 )
335 {
336 fPos = size_t(pos);
337 if ( pos == 0 )
338 gTestController.SetCurrentTestName("single insertion at begin()");
339 else
340 gTestController.SetCurrentTestName("single insertion at end()");
341 }
342 else
343 gTestController.SetCurrentTestName("single insertion at random position");
344 }
345
operatortest_insert_one346 void operator()( C& c ) const
347 {
348 prepare_insert_n( c, (size_t)1 );
349 typename C::iterator pos = c.begin();
350 EH_STD::advance( pos, size_t(fPos) );
351 c.insert( pos, fInsVal );
352
353 // Prevent simulated failures during verification
354 gTestController.CancelFailureCountdown();
355 // Success. Check results.
356 VerifyInsertion( original, c, &fInsVal, 1+&fInsVal, fPos );
357 }
358 private:
359 typename C::value_type fInsVal;
360 const C& original;
361 size_t fPos;
362 };
363
364 template <class C>
365 struct test_insert_n
366 {
367 test_insert_n( const C& orig, size_t insCnt, int pos =-1 )
originaltest_insert_n368 : original( orig ), fPos( random_number( orig.size() )), fInsCnt(insCnt)
369 {
370 MakeRandomValue( fInsVal );
371 if (pos!=-1)
372 {
373 fPos=size_t(pos);
374 if (pos==0)
375 gTestController.SetCurrentTestName("n-ary insertion at begin()");
376 else
377 gTestController.SetCurrentTestName("n-ary insertion at end()");
378 }
379 else
380 gTestController.SetCurrentTestName("n-ary insertion at random position");
381 }
382
operatortest_insert_n383 void operator()( C& c ) const
384 {
385 prepare_insert_n( c, fInsCnt );
386 typename C::iterator pos = c.begin();
387 EH_STD::advance( pos, fPos );
388 c.insert( pos, fInsCnt, fInsVal );
389
390 // Prevent simulated failures during verification
391 gTestController.CancelFailureCountdown();
392 // Success. Check results.
393 VerifyInsertN( original, c, fInsCnt, fInsVal, fPos );
394 }
395 private:
396 typename C::value_type fInsVal;
397 const C& original;
398 size_t fPos;
399 size_t fInsCnt;
400 };
401
402 template <class C>
403 struct test_insert_value
404 {
test_insert_valuetest_insert_value405 test_insert_value( const C& orig )
406 : original( orig )
407 {
408 MakeRandomValue( fInsVal );
409 gTestController.SetCurrentTestName("insertion of random value");
410 }
411
operatortest_insert_value412 void operator()( C& c ) const
413 {
414 c.insert( fInsVal );
415
416 // Prevent simulated failures during verification
417 gTestController.CancelFailureCountdown();
418 // Success. Check results.
419 VerifyInsertion( original, c, &fInsVal, 1+&fInsVal, size_t(0) );
420 }
421 private:
422 typename C::value_type fInsVal;
423 const C& original;
424 };
425
426 template <class C>
427 struct test_insert_noresize
428 {
test_insert_noresizetest_insert_noresize429 test_insert_noresize( const C& orig )
430 : original( orig )
431 {
432 MakeRandomValue( fInsVal );
433 gTestController.SetCurrentTestName("insertion of random value without resize");
434 }
435
operatortest_insert_noresize436 void operator()( C& c ) const
437 {
438 c.insert_noresize( fInsVal );
439
440 // Prevent simulated failures during verification
441 gTestController.CancelFailureCountdown();
442 // Success. Check results.
443 VerifyInsertion( original, c, &fInsVal, 1+&fInsVal, size_t(0) );
444 }
445 private:
446 typename C::value_type fInsVal;
447 const C& original;
448 };
449
450 template <class C, class Position, class Iter>
do_insert_range(C & c_inst,Position offset,Iter first,Iter last,sequence_container_tag)451 void do_insert_range( C& c_inst, Position offset,
452 Iter first, Iter last, sequence_container_tag )
453 {
454 typedef typename C::iterator CIter;
455 CIter pos = c_inst.begin();
456 EH_STD::advance( pos, offset );
457 c_inst.insert( pos, first, last );
458 }
459
460 template <class C, class Position, class Iter>
do_insert_range(C & c,Position,Iter first,Iter last,associative_container_tag)461 void do_insert_range( C& c, Position,
462 Iter first, Iter last, associative_container_tag )
463 {
464 c.insert( first, last );
465 }
466
467 template <class C, class Position, class Iter>
do_insert_range(C & c,Position,Iter first,Iter last,multiset_tag)468 void do_insert_range( C& c, Position, Iter first, Iter last, multiset_tag )
469 {
470 c.insert( first, last );
471 }
472
473 template <class C, class Position, class Iter>
do_insert_range(C & c,Position,Iter first,Iter last,multimap_tag)474 void do_insert_range( C& c, Position, Iter first, Iter last, multimap_tag )
475 {
476 c.insert( first, last );
477 }
478
479 template <class C, class Position, class Iter>
do_insert_range(C & c,Position,Iter first,Iter last,set_tag)480 void do_insert_range( C& c, Position, Iter first, Iter last, set_tag )
481 {
482 c.insert( first, last );
483 }
484
485 template <class C, class Position, class Iter>
do_insert_range(C & c,Position,Iter first,Iter last,map_tag)486 void do_insert_range( C& c, Position, Iter first, Iter last, map_tag )
487 {
488 c.insert( first, last );
489 }
490
491 /*
492 template <class C, class Iter>
493 void prepare_insert_range( C&, size_t, Iter, Iter) {}
494 */
495
496 template <class C, class Iter>
497 struct test_insert_range
498 {
499 test_insert_range( const C& orig, Iter first, Iter last, int pos=-1 )
fFirsttest_insert_range500 : fFirst( first ),
501 fLast( last ),
502 original( orig ),
503 fPos( random_number( orig.size() ))
504 {
505 gTestController.SetCurrentTestName("range insertion");
506 if ( pos != -1 )
507 {
508 fPos = size_t(pos);
509 if ( pos == 0 )
510 gTestController.SetCurrentTestName("range insertion at begin()");
511 else
512 gTestController.SetCurrentTestName("range insertion at end()");
513 }
514 else
515 gTestController.SetCurrentTestName("range insertion at random position");
516 }
517
operatortest_insert_range518 void operator()( C& c ) const
519 {
520 // prepare_insert_range( c, fPos, fFirst, fLast );
521 do_insert_range( c, fPos, fFirst, fLast, container_category(c) );
522
523 // Prevent simulated failures during verification
524 gTestController.CancelFailureCountdown();
525 // Success. Check results.
526 VerifyInsertion( original, c, fFirst, fLast, fPos );
527 }
528 private:
529 Iter fFirst, fLast;
530 const C& original;
531 size_t fPos;
532 };
533
534 template <class C, class Iter>
insert_range_tester(const C & orig,const Iter & first,const Iter & last)535 test_insert_range<C, Iter> insert_range_tester( const C& orig, const Iter& first, const Iter& last )
536 {
537 return test_insert_range<C, Iter>( orig, first, last );
538 }
539
540 template <class C, class Iter>
insert_range_at_begin_tester(const C & orig,const Iter & first,const Iter & last)541 test_insert_range<C, Iter> insert_range_at_begin_tester( const C& orig, const Iter& first, const Iter& last )
542 {
543 return test_insert_range<C, Iter>( orig, first, last , 0);
544 }
545
546 template <class C, class Iter>
insert_range_at_end_tester(const C & orig,const Iter & first,const Iter & last)547 test_insert_range<C, Iter> insert_range_at_end_tester( const C& orig, const Iter& first, const Iter& last )
548 {
549 return test_insert_range<C, Iter>( orig, first, last , (int)orig.size());
550 }
551
552 #endif // test_insert_H_
553