1 // Boost.Geometry (aka GGL, Generic Geometry Library)
2 // Unit Test
3
4 // Copyright (c) 2010-2015 Barend Gehrels, Amsterdam, the Netherlands.
5
6 // Use, modification and distribution is subject to the Boost Software License,
7 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
8 // http://www.boost.org/LICENSE_1_0.txt)
9
10 #include <iostream>
11 #include <string>
12
13 #include "test_difference.hpp"
14 #include <algorithms/test_overlay.hpp>
15 #include <algorithms/overlay/multi_overlay_cases.hpp>
16
17 #include <boost/geometry/algorithms/correct.hpp>
18 #include <boost/geometry/algorithms/intersection.hpp>
19
20 #include <boost/geometry/geometries/point_xy.hpp>
21 #include <boost/geometry/geometries/multi_point.hpp>
22 #include <boost/geometry/geometries/multi_polygon.hpp>
23
24 #include <boost/geometry/io/wkt/read.hpp>
25
26 // Convenience macros (points are not checked)
27 #define TEST_DIFFERENCE(caseid, clips1, area1, clips2, area2, clips3) \
28 (test_one<Polygon, MultiPolygon, MultiPolygon>) \
29 ( #caseid, caseid[0], caseid[1], clips1, -1, area1, clips2, -1, area2, \
30 clips3, -1, area1 + area2)
31
32 #define TEST_DIFFERENCE_IGNORE(caseid, clips1, area1, clips2, area2, clips3) \
33 { ut_settings ignore_validity; ignore_validity.set_test_validity(false); \
34 (test_one<Polygon, MultiPolygon, MultiPolygon>) \
35 ( #caseid, caseid[0], caseid[1], clips1, -1, area1, clips2, -1, area2, \
36 clips3, -1, area1 + area2, ignore_validity); }
37
38 #define TEST_DIFFERENCE_WITH(index1, index2, caseid, clips1, area1, \
39 clips2, area2, clips3) \
40 (test_one<Polygon, MultiPolygon, MultiPolygon>) \
41 ( #caseid "_" #index1 "_" #index2, caseid[index1], caseid[index2], \
42 clips1, -1, area1, \
43 clips2, -1, area2, \
44 clips3, -1, area1 + area2, settings)
45
46
47 template <typename Ring, typename Polygon, typename MultiPolygon>
test_areal()48 void test_areal()
49 {
50 test_one<Polygon, MultiPolygon, MultiPolygon>("simplex_multi",
51 case_multi_simplex[0], case_multi_simplex[1],
52 5, 21, 5.58, 4, 17, 2.58);
53
54 test_one<Polygon, MultiPolygon, MultiPolygon>("case_multi_no_ip",
55 case_multi_no_ip[0], case_multi_no_ip[1],
56 2, 12, 24.0, 2, 12, 34.0);
57 test_one<Polygon, MultiPolygon, MultiPolygon>("case_multi_2",
58 case_multi_2[0], case_multi_2[1],
59 2, 15, 19.6, 2, 13, 33.6);
60
61 test_one<Polygon, MultiPolygon, Polygon>("simplex_multi_mp_p",
62 case_multi_simplex[0], case_single_simplex,
63 5, 21, 5.58, 4, 17, 2.58);
64 test_one<Polygon, Ring, MultiPolygon>("simplex_multi_r_mp",
65 case_single_simplex, case_multi_simplex[0],
66 4, 17, 2.58, 5, 21, 5.58);
67 test_one<Polygon, MultiPolygon, Ring>("simplex_multi_mp_r",
68 case_multi_simplex[0], case_single_simplex,
69 5, 21, 5.58, 4, 17, 2.58);
70
71 // Constructed cases for multi/touch/equal/etc
72 test_one<Polygon, MultiPolygon, MultiPolygon>("case_61_multi",
73 case_61_multi[0], case_61_multi[1],
74 2, 10, 2, 2, 10, 2, 1, 10, 4);
75 test_one<Polygon, MultiPolygon, MultiPolygon>("case_62_multi",
76 case_62_multi[0], case_62_multi[1],
77 0, 0, 0, 1, 5, 1);
78 test_one<Polygon, MultiPolygon, MultiPolygon>("case_63_multi",
79 case_63_multi[0], case_63_multi[1],
80 0, 0, 0, 1, 5, 1);
81 test_one<Polygon, MultiPolygon, MultiPolygon>("case_64_multi",
82 case_64_multi[0], case_64_multi[1],
83 1, 5, 1, 1, 5, 1, 1, 7, 2);
84 test_one<Polygon, MultiPolygon, MultiPolygon>("case_65_multi",
85 case_65_multi[0], case_65_multi[1],
86 0, 0, 0, 2, 10, 3);
87
88 test_one<Polygon, MultiPolygon, MultiPolygon>("case_72_multi",
89 case_72_multi[0], case_72_multi[1],
90 3, 13, 1.65, 3, 17, 6.15);
91
92 test_one<Polygon, MultiPolygon, MultiPolygon>("case_77_multi",
93 case_77_multi[0], case_77_multi[1],
94 6, 31, 7.0,
95 5, 33, 13.0,
96 5, 38, 7.0 + 13.0);
97
98 test_one<Polygon, MultiPolygon, MultiPolygon>("case_78_multi",
99 case_78_multi[0], case_78_multi[1],
100 1, 5, 1.0, 1, 5, 1.0);
101
102 TEST_DIFFERENCE(case_123_multi, 1, 0.25, 2, 0.625, 3);
103 TEST_DIFFERENCE(case_124_multi, 1, 0.25, 2, 0.4375, 3);
104 TEST_DIFFERENCE(case_125_multi, 1, 0.25, 2, 0.400, 3);
105
106 // A should have 3 clips, B should have 5 clips
107 TEST_DIFFERENCE(case_126_multi, 4, 16.0, 5, 27.0, 9);
108
109 {
110 ut_settings settings;
111
112 settings.sym_difference = BG_IF_RESCALED(false, true);
113
114 test_one<Polygon, MultiPolygon, MultiPolygon>("case_108_multi",
115 case_108_multi[0], case_108_multi[1],
116 7, 32, 5.5,
117 4, 24, 9.75,
118 7, 45, 15.25,
119 settings);
120 }
121
122 // Ticket on GGL list 2011/10/25
123 // to mix polygon/multipolygon in call to difference
124 test_one<Polygon, Polygon, Polygon>("ggl_list_20111025_vd_pp",
125 ggl_list_20111025_vd[0], ggl_list_20111025_vd[1],
126 1, 4, 8.0, 1, 4, 12.5);
127 test_one<Polygon, Polygon, MultiPolygon>("ggl_list_20111025_vd_pm",
128 ggl_list_20111025_vd[0], ggl_list_20111025_vd[3],
129 1, 4, 8.0, 1, 4, 12.5);
130 test_one<Polygon, MultiPolygon, Polygon>("ggl_list_20111025_vd_mp",
131 ggl_list_20111025_vd[2], ggl_list_20111025_vd[1],
132 1, 4, 8.0, 1, 4, 12.5);
133 test_one<Polygon, MultiPolygon, MultiPolygon>("ggl_list_20111025_vd_mm",
134 ggl_list_20111025_vd[2], ggl_list_20111025_vd[3],
135 1, 4, 8.0, 1, 4, 12.5);
136
137 test_one<Polygon, Polygon, MultiPolygon>("ggl_list_20111025_vd_2",
138 ggl_list_20111025_vd_2[0], ggl_list_20111025_vd_2[1],
139 1, 7, 10.0, 2, 10, 6.0);
140
141 test_one<Polygon, MultiPolygon, MultiPolygon>("ggl_list_20120915_h2_a",
142 ggl_list_20120915_h2[0], ggl_list_20120915_h2[1],
143 2, 13, 17.0, 0, 0, 0.0);
144 test_one<Polygon, MultiPolygon, MultiPolygon>("ggl_list_20120915_h2_b",
145 ggl_list_20120915_h2[0], ggl_list_20120915_h2[2],
146 2, 13, 17.0, 0, 0, 0.0);
147
148 {
149 ut_settings settings;
150 settings.percentage = 0.001;
151 settings.set_test_validity(BG_IF_RESCALED(true, false));
152 TEST_DIFFERENCE_WITH(0, 1, ggl_list_20120221_volker, 2, 7962.66, 2, 2775258.93, 4);
153 }
154
155 {
156 // With rescaling, A is invalid (this is a robustness problem) and the other
157 // output is discarded because of zero area
158 // POSTGIS areas: 3.75893745345145, 2.5810000723917e-15
159 ut_settings settings;
160 settings.sym_difference = BG_IF_RESCALED(false, true);
161 settings.set_test_validity(BG_IF_RESCALED(false, true));
162 #if defined(BOOST_GEOMETRY_USE_RESCALING) || ! defined(BOOST_GEOMETRY_USE_KRAMER_RULE)
163 // No output for B
164 TEST_DIFFERENCE_WITH(0, 1, bug_21155501, 1, 3.758937, 0, 0.0, 1);
165 #else
166 // Very small sliver for B, and sym difference is not considered valid
167 settings.set_test_validity(false);
168 TEST_DIFFERENCE_WITH(0, 1, bug_21155501, 1, 3.758937, 1, 1.7763568394002505e-15, 2);
169 #endif
170 }
171
172 #if defined(BOOST_GEOMETRY_USE_RESCALING) || defined(BOOST_GEOMETRY_TEST_FAILURES)
173 {
174 // With rescaling, it is complete but invalid
175 // Without rescaling, one ring is missing (for a and s)
176 ut_settings settings;
177 settings.percentage = 0.001;
178 settings.set_test_validity(BG_IF_RESCALED(false, true));
179 TEST_DIFFERENCE_WITH(0, 1, ticket_9081,
180 2, 0.0907392476356186,
181 4, 0.126018011439877,
182 BG_IF_RESCALED(4, 3));
183 }
184 #endif
185
186 TEST_DIFFERENCE(ticket_12503, 46, 920.625, 4, 7.625, 50);
187
188 {
189 // Reported issues going wrong with rescaling (except for 630b)
190 ut_settings settings;
191 settings.percentage = 0.001;
192
193 #if ! defined(BOOST_GEOMETRY_USE_RESCALING) || defined(BOOST_GEOMETRY_TEST_FAILURES)
194 TEST_DIFFERENCE_WITH(0, 1, issue_630_a, 0, 0.0, 1, BG_IF_KRAMER(2.023326, 2.200326), 1);
195 #endif
196 TEST_DIFFERENCE_WITH(0, 1, issue_630_b, 1, 0.0056089, 2, 1.498976, 3);
197 #if ! defined(BOOST_GEOMETRY_USE_RESCALING) || defined(BOOST_GEOMETRY_TEST_FAILURES)
198
199 #if defined(BOOST_GEOMETRY_USE_KRAMER) || defined(BOOST_GEOMETRY_TEST_FAILURES)
200 // Only succeeds with Kramer rule and no rescaling
201 TEST_DIFFERENCE_WITH(0, 1, issue_630_c, 0, 0, 1, 1.493367, 1);
202 #endif
203
204 TEST_DIFFERENCE_WITH(0, 1, issue_643, 1, 76.5385, BG_IF_KRAMER(1, 0), BG_IF_KRAMER(2.8634e-09, 0.0), 1);
205 #endif
206 }
207
208 // Areas and #clips correspond with POSTGIS (except sym case)
209 test_one<Polygon, MultiPolygon, MultiPolygon>("case_101_multi",
210 case_101_multi[0], case_101_multi[1],
211 5, 23, 4.75,
212 5, 40, 12.75,
213 5, 48, 4.75 + 12.75);
214
215 // Areas and #clips correspond with POSTGIS
216 test_one<Polygon, MultiPolygon, MultiPolygon>("case_102_multi",
217 case_102_multi[0], case_102_multi[1],
218 2, 8, 0.75,
219 6, 25, 3.75,
220 6, 27, 0.75 + 3.75);
221
222 // Areas and #clips correspond with POSTGIS
223 test_one<Polygon, MultiPolygon, MultiPolygon>("case_107_multi",
224 case_107_multi[0], case_107_multi[1],
225 2, 11, 2.25,
226 3, 14, 3.0,
227 4, 21, 5.25);
228
229 TEST_DIFFERENCE(case_133_multi, 3, 16.0, 2, 8.0, 5);
230 TEST_DIFFERENCE(case_134_multi, 3, 16.0, 2, 8.0, 5);
231 TEST_DIFFERENCE(case_135_multi, 2, 2.0, 2, 13.0, 2);
232 TEST_DIFFERENCE(case_136_multi, 2, 2.0, 3, 13.5, 3);
233 TEST_DIFFERENCE(case_137_multi, 2, 2.5, 2, 13.0, 2);
234 TEST_DIFFERENCE(case_138_multi, 5, 16.6, 3, 8.225, 8);
235 TEST_DIFFERENCE(case_139_multi, 4, 16.328125, 3, 8.078125, 7);
236 TEST_DIFFERENCE(case_140_multi, 4, 16.328125, 3, 8.078125, 7);
237 TEST_DIFFERENCE(case_141_multi, 5, 15.5, 5, 10.0, 10);
238
239 // Areas correspond with POSTGIS,
240 // #clips in PostGIS is 11,11,5 but should most probably be be 12,12,6
241 TEST_DIFFERENCE(case_recursive_boxes_1, 12, 26.0, 12, 24.0, 6);
242
243 // Areas and #clips correspond with POSTGIS
244 test_one<Polygon, MultiPolygon, MultiPolygon>("case_recursive_boxes_2",
245 case_recursive_boxes_2[0], case_recursive_boxes_2[1],
246 3, 15, 3.0,
247 7, 33, 7.0,
248 10, 48, 10.0);
249
250 // Areas and #clips by POSTGIS (except sym case)
251 test_one<Polygon, MultiPolygon, MultiPolygon>("case_recursive_boxes_3",
252 case_recursive_boxes_3[0], case_recursive_boxes_3[1],
253 24, -1, 21.5,
254 25, -1, 22.5,
255 37, -1, 44.0);
256
257 // 4, input is not valid
258
259 TEST_DIFFERENCE(case_recursive_boxes_5, 16, 22.0, 12, 27.0, 10);
260 TEST_DIFFERENCE(case_recursive_boxes_6, 7, 3.5, 3, 1.5, 9);
261
262 test_one<Polygon, MultiPolygon, MultiPolygon>("case_recursive_boxes_7",
263 case_recursive_boxes_7[0], case_recursive_boxes_7[1],
264 3, 15, 2.75,
265 4, 19, 2.75,
266 3, 22, 5.5);
267
268 test_one<Polygon, MultiPolygon, MultiPolygon>("case_recursive_boxes_8",
269 case_recursive_boxes_8[0], case_recursive_boxes_8[1],
270 2, -1, 2.50,
271 4, -1, 5.75,
272 4, -1, 8.25);
273
274 test_one<Polygon, MultiPolygon, MultiPolygon>("case_recursive_boxes_9",
275 case_recursive_boxes_9[0], case_recursive_boxes_9[1],
276 3, -1, 1.5,
277 4, -1, 2.5,
278 6, -1, 4.0);
279
280 test_one<Polygon, MultiPolygon, MultiPolygon>("case_recursive_boxes_10",
281 case_recursive_boxes_10[0], case_recursive_boxes_10[1],
282 2, -1, 1.25,
283 2, -1, 0.75,
284 4, -1, 2.00);
285
286 test_one<Polygon, MultiPolygon, MultiPolygon>("case_recursive_boxes_11",
287 case_recursive_boxes_11[0], case_recursive_boxes_11[1],
288 3, -1, 2.5,
289 3, -1, 4.5,
290 3, -1, 7.0);
291
292 TEST_DIFFERENCE(case_recursive_boxes_12, 4, 2.75, 3, 2.75, 6);
293 TEST_DIFFERENCE(case_recursive_boxes_13, 4, 4.75, 3, 5.5, 3);
294 TEST_DIFFERENCE(case_recursive_boxes_14, 3, 2.0, 4, 2.5, 5);
295 TEST_DIFFERENCE(case_recursive_boxes_15, 3, 3.0, 2, 2.5, 3);
296 TEST_DIFFERENCE(case_recursive_boxes_16, 8, 6.5, 3, 5.5, 9);
297 TEST_DIFFERENCE(case_recursive_boxes_17, 10, 7.75, 7, 5.5, 13);
298 TEST_DIFFERENCE(case_recursive_boxes_18, 2, 1.0, 1, 1.5, 3);
299 TEST_DIFFERENCE(case_recursive_boxes_19, 2, 1.0, 2, 1.5, 3);
300 TEST_DIFFERENCE(case_recursive_boxes_20, 2, 1.0, 0, 0.0, 2);
301
302 TEST_DIFFERENCE(case_recursive_boxes_21, 2, 1.0, 1, 1.0, 1);
303 TEST_DIFFERENCE(case_recursive_boxes_22, 2, 1.25, 2, 2.0, 2);
304 TEST_DIFFERENCE(case_recursive_boxes_23, 2, 0.75, 1, 0.5, 3);
305 TEST_DIFFERENCE(case_recursive_boxes_24, 3, 2.5, 2, 2.0, 5);
306 TEST_DIFFERENCE(case_recursive_boxes_25, 2, 2.5, 3, 2.5, 2);
307 TEST_DIFFERENCE(case_recursive_boxes_26, 2, 1.5, 3, 2.0, 4);
308 TEST_DIFFERENCE(case_recursive_boxes_27, 1, 1.5, 3, 2.5, 3);
309 TEST_DIFFERENCE(case_recursive_boxes_28, 3, 2.5, 2, 3.0, 4);
310 TEST_DIFFERENCE(case_recursive_boxes_29, 5, 7.25, 5, 4.5, 5);
311 TEST_DIFFERENCE(case_recursive_boxes_30, 6, 4.25, 3, 7.25, 7);
312
313 TEST_DIFFERENCE(case_recursive_boxes_31, 2, 2.0, 1, 0.5, 2);
314 TEST_DIFFERENCE(case_recursive_boxes_32, 2, 2.75, 2, 1.25, 2);
315 TEST_DIFFERENCE(case_recursive_boxes_33, 4, 3.0, 3, 6.0, 4);
316 TEST_DIFFERENCE(case_recursive_boxes_34, 7, 7.25, 1, 0.5, 8);
317 TEST_DIFFERENCE(case_recursive_boxes_35, 5, 1.75, 5, 2.75, 10);
318 TEST_DIFFERENCE(case_recursive_boxes_36, 2, 1.0, 2, 1.5, 3);
319 TEST_DIFFERENCE(case_recursive_boxes_37, 3, 2.5, 2, 4.25, 2);
320 TEST_DIFFERENCE(case_recursive_boxes_38, 5, 7.75, 4, 3.5, 3);
321 TEST_DIFFERENCE(case_recursive_boxes_39, 3, 6.0, 3, 3.0, 4);
322 TEST_DIFFERENCE(case_recursive_boxes_40, 11, 14.0, 9, 13.0, 11);
323
324 TEST_DIFFERENCE(case_recursive_boxes_41, 1, 0.5, 1, 0.5, 2);
325 TEST_DIFFERENCE(case_recursive_boxes_42, 1, 1.0, 4, 4.0, 5);
326 TEST_DIFFERENCE(case_recursive_boxes_43, 1, 0.5, 3, 2.0, 4);
327 TEST_DIFFERENCE(case_recursive_boxes_44, 3, 5.0, 0, 0.0, 3);
328 TEST_DIFFERENCE(case_recursive_boxes_45, 6, 20.0, 7, 20.0, 3);
329 TEST_DIFFERENCE(case_recursive_boxes_46, 4, 14.0, 5, 12.0, 5);
330 TEST_DIFFERENCE(case_recursive_boxes_47, 4, 10.0, 7, 11.0, 1);
331 TEST_DIFFERENCE(case_recursive_boxes_48, 0, 0.0, 1, 9.0, 1);
332 TEST_DIFFERENCE(case_recursive_boxes_49, 10, 22.0, 10, 17.0, 11);
333 TEST_DIFFERENCE(case_recursive_boxes_50, 14, 21.0, 16, 21.0, 14);
334 TEST_DIFFERENCE(case_recursive_boxes_51, 14, 25.0, 12, 31.0, 7);
335 TEST_DIFFERENCE(case_recursive_boxes_52, 13, 30.0, 15, 25.0, 8);
336 TEST_DIFFERENCE(case_recursive_boxes_53, 6, 3.5, 4, 1.5, 9);
337 TEST_DIFFERENCE(case_recursive_boxes_54, 6, 6.5, 8, 6.0, 7);
338 TEST_DIFFERENCE(case_recursive_boxes_55, 4, 5.5, 6, 7.75, 4);
339 TEST_DIFFERENCE(case_recursive_boxes_56, 4, 4.5, 5, 2.75, 6);
340 TEST_DIFFERENCE(case_recursive_boxes_57, 5, 3.75, 9, 6.5, 10);
341 TEST_DIFFERENCE(case_recursive_boxes_58, 4, 2.25, 6, 3.75, 7);
342 TEST_DIFFERENCE(case_recursive_boxes_59, 8, 6.5, 7, 7.0, 12);
343 TEST_DIFFERENCE(case_recursive_boxes_60, 6, 5.25, 7, 5.25, 11);
344 TEST_DIFFERENCE(case_recursive_boxes_61, 2, 1.5, 6, 2.0, 7);
345 #if defined(BOOST_GEOMETRY_TEST_FAILURES)
346 // Misses one triangle, should be fixed in traversal.
347 // It is not related to rescaling.
348 TEST_DIFFERENCE(case_recursive_boxes_62, 5, 5.0, 11, 5.75, 12);
349 #endif
350
351 TEST_DIFFERENCE(case_recursive_boxes_63, 9, 10.5, 5, 27.75, 4);
352 TEST_DIFFERENCE(case_recursive_boxes_64, 6, 2.75, 7, 4.5, 11);
353 TEST_DIFFERENCE(case_recursive_boxes_65, 6, 4.25, 7, 3.0, 13);
354 TEST_DIFFERENCE(case_recursive_boxes_66, 5, 4.75, 7, 4.0, 9);
355 TEST_DIFFERENCE(case_recursive_boxes_67, 7, 6.25, 9, 6.0, 10);
356 TEST_DIFFERENCE(case_recursive_boxes_68, 10, 6.5, 9, 6.5, 7);
357 TEST_DIFFERENCE(case_recursive_boxes_69, 5, 6.25, 5, 6.75, 8);
358 TEST_DIFFERENCE(case_recursive_boxes_70, 5, 2.0, 8, 4.5, 11);
359 TEST_DIFFERENCE(case_recursive_boxes_71, 7, 8.25, 7, 5.75, 8);
360 TEST_DIFFERENCE(case_recursive_boxes_72, 6, 6.5, 7, 4.0, 10);
361 TEST_DIFFERENCE(case_recursive_boxes_73, 4, 1.75, 5, 4.0, 8);
362 TEST_DIFFERENCE(case_recursive_boxes_74, 3, 3.00, 3, 1.5, 5);
363 TEST_DIFFERENCE(case_recursive_boxes_75, 7, 4.5, 4, 2.0, 11);
364 TEST_DIFFERENCE(case_recursive_boxes_76, 7, 3.75, 4, 2.5, 9);
365 TEST_DIFFERENCE(case_recursive_boxes_77, 4, 3.75, 7, 6.25, 8);
366 TEST_DIFFERENCE(case_recursive_boxes_78, 11, 5.5, 8, 4.5, 14);
367 TEST_DIFFERENCE(case_recursive_boxes_79, 2, 1.25, 6, 4.5, 8);
368
369 // one polygon is divided into two, for same reason as union creates a small
370 // interior ring there
371 TEST_DIFFERENCE(case_recursive_boxes_80, 1, 0.5, 2, 0.75, BG_IF_RESCALED(3, 2));
372
373 TEST_DIFFERENCE(case_recursive_boxes_81, 3, 5.0, 6, 6.75, 6);
374 TEST_DIFFERENCE(case_recursive_boxes_82, 5, 7.25, 7, 4.5, 8);
375 TEST_DIFFERENCE(case_recursive_boxes_83, 9, 5.25, 8, 5.25, 12);
376 TEST_DIFFERENCE(case_recursive_boxes_84, 4, 8.0, 7, 9.0, 4);
377 #if ! defined(BOOST_GEOMETRY_USE_RESCALING) || defined(BOOST_GEOMETRY_TEST_FAILURES)
378 TEST_DIFFERENCE(case_recursive_boxes_85, 4, 4.0, 7, 3.75, 9);
379 #endif
380
381 TEST_DIFFERENCE(case_recursive_boxes_86, 1, 1.5, 2, 1.5, 3);
382 TEST_DIFFERENCE(case_recursive_boxes_87, 4, 2.0, 4, 2.5, 8);
383 TEST_DIFFERENCE(case_recursive_boxes_88, 3, 4.75, 5, 6.75, 4);
384
385 // Output of A can be 0 or 1 polygons (with a very small area)
386 TEST_DIFFERENCE(case_precision_m1, optional(), 0.0, 1, 57.0, count_set(1, 2));
387 // Output of A can be 1 or 2 polygons (one with a very small area)
388 TEST_DIFFERENCE(case_precision_m2, count_set(1, 2), 1.0, 1, 57.75, count_set(2, 3));
389
390 {
391 ut_settings sym_settings;
392 #if ! defined(BOOST_GEOMETRY_USE_RESCALING)
393 sym_settings.sym_difference = false;
394 #endif
395 test_one<Polygon, MultiPolygon, MultiPolygon>("mysql_21965285_b",
396 mysql_21965285_b[0],
397 mysql_21965285_b[1],
398 2, -1, 183.71376870369406,
399 2, -1, 131.21376870369406,
400 sym_settings);
401 }
402
403 TEST_DIFFERENCE(mysql_regression_1_65_2017_08_31,
404 optional(), BG_IF_RESCALED(4.30697514e-7, 0),
405 3, 152.0642, count_set(3, 4));
406 }
407
408
409 template <typename P>
test_all()410 void test_all()
411 {
412 typedef bg::model::ring<P> ring;
413 typedef bg::model::polygon<P> polygon;
414 typedef bg::model::multi_polygon<polygon> multi_polygon;
415 test_areal<ring, polygon, multi_polygon>();
416 }
417
418
419 // Test cases for integer coordinates / ccw / open
420 template <typename Polygon, typename MultiPolygon>
test_specific_areal()421 void test_specific_areal()
422 {
423 {
424 // Spikes in a-b and b-a, failure in symmetric difference
425 ut_settings settings;
426 settings.sym_difference = false;
427 settings.set_test_validity(false);
428
429 TEST_DIFFERENCE_WITH(0, 1, ticket_11674,
430 BG_IF_KRAMER(3, 4),
431 BG_IF_KRAMER(9105781.5, 9105473.5),
432 5,
433 BG_IF_KRAMER(119059.5, 119423), ignore_count());
434 }
435
436 {
437 // Ticket 12751 (Volker)
438 // Spikes in a-b and b-a, failure in symmetric difference
439
440 ut_settings settings;
441 settings.remove_spikes = true;
442
443 TEST_DIFFERENCE_WITH(0, 1, ticket_12751, 1,
444 BG_IF_KRAMER(2781965.0, 2782114), 1,
445 BG_IF_KRAMER(597.0, 598.0), 2);
446
447 #if ! defined(BOOST_GEOMETRY_USE_KRAMER)
448 // Fails with general line form intersection, symmetric version misses one outcut
449 // TODO GENERAL FORM
450 settings.set_test_validity(false);
451 settings.sym_difference = false;
452 #endif
453
454 TEST_DIFFERENCE_WITH(2, 3, ticket_12751,
455 2, BG_IF_KRAMER(2537992.5, 2538305),
456 2, BG_IF_KRAMER(294963.5, 294737),
457 3);
458 }
459
460 {
461 // Ticket 12752 (Volker)
462 // Spikes in a-b and b-a, failure in symmetric difference
463 ut_settings settings;
464 settings.remove_spikes = true;
465 settings.sym_difference = false;
466 TEST_DIFFERENCE_WITH(0, 1, ticket_12752,
467 BG_IF_KRAMER(3, 2), BG_IF_KRAMER(2776692.0, 2776657),
468 3, BG_IF_KRAMER(7893.0, 7710.5),
469 2);
470 }
471
472 {
473 #if defined(BOOST_GEOMETRY_USE_KRAMER) || defined(BOOST_GEOMETRY_TEST_FAILURES)
474 // Fails completely with general line form intersection
475 // There is something with scale.
476 // TODO GENERAL FORM
477 const std::string a_min_b =
478 TEST_DIFFERENCE(ticket_10661, 2, 1441632.5, 2, 13167454, 4);
479
480 test_one<Polygon, MultiPolygon, MultiPolygon>("ticket_10661_2",
481 a_min_b, ticket_10661[2],
482 1, 8, 825192.0,
483 1, 10, BG_IF_KRAMER(27226370.5, 27842811),
484 1, -1, 825192.0 + 27226370.5);
485 #endif
486 }
487
488 {
489 ut_settings settings;
490 settings.sym_difference = false;
491
492 #if defined(BOOST_GEOMETRY_USE_KRAMER) || defined(BOOST_GEOMETRY_TEST_FAILURES)
493 // Fails with general line form intersection
494 // Misses one clip
495 // TODO GENERAL FORM
496 TEST_DIFFERENCE_WITH(0, 1, ticket_9942, 4, 7427727.5, 4,
497 BG_IF_KRAMER(131506, 130083.5), 4);
498 #endif
499 TEST_DIFFERENCE_WITH(0, 1, ticket_9942a, 2,
500 BG_IF_KRAMER(412676.5, 413183.5), 2,
501 BG_IF_KRAMER(76779.5, 76924), 4);
502 }
503 }
504
505 template <typename Point, bool ClockWise, bool Closed>
test_specific()506 void test_specific()
507 {
508 typedef bg::model::polygon<Point, ClockWise, Closed> polygon;
509 typedef bg::model::multi_polygon<polygon> multi_polygon;
510 test_specific_areal<polygon, multi_polygon>();
511 }
512
513
test_main(int,char * [])514 int test_main(int, char* [])
515 {
516 BoostGeometryWriteTestConfiguration();
517 test_all<bg::model::d2::point_xy<default_test_type> >();
518
519 test_specific<bg::model::d2::point_xy<int>, false, false>();
520
521 #if ! defined(BOOST_GEOMETRY_TEST_ONLY_ONE_TYPE)
522 test_all<bg::model::d2::point_xy<float> >();
523
524 #if defined(HAVE_TTMATH)
525 std::cout << "Testing TTMATH" << std::endl;
526 test_all<bg::model::d2::point_xy<ttmath_big> >();
527 #endif
528
529 #endif
530
531 #if defined(BOOST_GEOMETRY_TEST_FAILURES)
532 BoostGeometryWriteExpectedFailures(23, 13);
533 #endif
534
535 return 0;
536 }
537