summaryrefslogtreecommitdiffstats
path: root/tests/oo.test
blob: b7029ead7f5aa01f7cabf704c16ef690446449f2 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031
2032
2033
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044
2045
2046
2047
2048
2049
2050
2051
2052
2053
2054
2055
2056
2057
2058
2059
2060
2061
2062
2063
2064
2065
2066
2067
2068
2069
2070
2071
2072
2073
2074
2075
2076
2077
2078
2079
2080
2081
2082
2083
2084
2085
2086
2087
2088
2089
2090
2091
2092
2093
2094
2095
2096
2097
2098
2099
2100
2101
2102
2103
2104
2105
2106
2107
2108
2109
2110
2111
2112
2113
2114
2115
2116
2117
2118
2119
2120
2121
2122
2123
2124
2125
2126
2127
2128
2129
2130
2131
2132
2133
2134
2135
2136
2137
2138
2139
2140
# This file contains a collection of tests for Tcl's built-in object system.
# Sourcing this file into Tcl runs the tests and generates output for errors.
# No output means no errors were found.
#
# Copyright (c) 2006-2008 Donal K. Fellows
#
# See the file "license.terms" for information on usage and redistribution of
# this file, and for a DISCLAIMER OF ALL WARRANTIES.
#
# RCS: @(#) $Id: oo.test,v 1.20 2009/01/07 11:58:08 dkf Exp $

package require TclOO 0.6.1 ;# Must match value in generic/tclOO.h
if {[lsearch [namespace children] ::tcltest] == -1} {
    package require tcltest 2
    namespace import -force ::tcltest::*
}

testConstraint memory [llength [info commands memory]]
if {[testConstraint memory]} {
    proc getbytes {} {
	set lines [split [memory info] \n]
	return [lindex $lines 3 3]
    }
    proc leaktest {script {iterations 3}} {
	set end [getbytes]
	for {set i 0} {$i < $iterations} {incr i} {
	    uplevel 1 $script
	    set tmp $end
	    set end [getbytes]
	}
	return [expr {$end - $tmp}]
    }
}

proc initInterpreter name {
    $name eval [list package ifneeded TclOO [package provide TclOO] \
		    [package ifneeded TclOO [package provide TclOO]]]
}

test oo-0.1 {basic test of OO's ability to clean up its initial state} {
    interp create t
    initInterpreter t
    t eval {
	package require TclOO
    }
    interp delete t
} {}
test oo-0.2 {basic test of OO's ability to clean up its initial state} {
    set i [interp create]
    initInterpreter $i
    interp eval $i {
	package require TclOO
	namespace delete ::
    }
} {}
test oo-0.3 {basic test of OO's ability to clean up its initial state} -body {
    leaktest {
	[oo::object new] destroy
    }
} -constraints memory -result 0
test oo-0.4 {basic test of OO's ability to clean up its initial state} -body {
    leaktest {
	oo::class create foo
	foo new
	foo destroy
    }
} -constraints memory -result 0
test oo-0.5 {testing literal leak on interp delete} memory {
    leaktest {
	interp create foo
	foo eval {oo::object new}
	interp delete foo
    }
} 0

test oo-1.1 {basic test of OO functionality: no classes} {
    set result {}
    lappend result [oo::object create foo]
    lappend result [oo::objdefine foo {
	method bar args {
	    global result
	    lappend result {*}$args
	    return [llength $args]
	}
    }]
    lappend result [foo bar a b c]
    lappend result [foo destroy] [info commands foo]
} {::foo {} a b c 3 {} {}}
test oo-1.2 {basic test of OO functionality: no classes} -body {
    oo::define oo::object method missingArgs
} -returnCodes 1 -result "wrong # args: should be \"oo::define oo::object method name args body\""
test oo-1.3 {basic test of OO functionality: no classes} {
    catch {oo::define oo::object method missingArgs}
    set errorInfo
} "wrong # args: should be \"oo::define oo::object method name args body\"
    while executing
\"oo::define oo::object method missingArgs\""
test oo-1.4 {basic test of OO functionality} -body {
    oo::object create {}
} -returnCodes 1 -result {object name must not be empty}
test oo-1.5 {basic test of OO functionality} -body {
    oo::object doesnotexist
} -returnCodes 1 -result {unknown method "doesnotexist": must be create, destroy or new}
test oo-1.6 {basic test of OO functionality} -setup {
    oo::object create aninstance
} -body {
    oo::objdefine aninstance unexport destroy
    aninstance doesnotexist
} -cleanup {
    rename aninstance {}
} -returnCodes 1 -result {object "::aninstance" has no visible methods}
test oo-1.7 {basic test of OO functionality} -setup {
    oo::object create aninstance
} -body {
    oo::objdefine aninstance {
	# Do not do this in real code! Ever! This is *not* supported!
	::oo::define::method ha ha ha
    }
} -returnCodes error -cleanup {
    aninstance destroy
} -result {attempt to misuse API}
test oo-1.8 {basic test of OO functionality} -setup {
    oo::object create obj
    set result {}
} -cleanup {
    obj destroy
} -body {
    oo::objdefine obj method foo {} {return bar}
    lappend result [obj foo]
    oo::objdefine obj method foo {} {}
    lappend result [obj foo]
} -result {bar {}}
test oo-1.9 {basic test of OO functionality} -setup {
    oo::object create a
    oo::object create b
} -cleanup {
    catch {a destroy}
    b destroy
} -body {
    oo::objdefine a method foo {} { return A }
    oo::objdefine b method foo {} { return B }
    apply {{} {
	set m foo
	return [a $m],[a destroy],[b $m]
    }}
} -result A,,B
test oo-1.10 {basic test of OO functionality} -body {
    namespace eval foo {
	namespace eval bar {
	    oo::object create o
	    namespace export o
	}
	namespace import bar::o
    }
    list [info object isa object foo::bar::o] [info object isa object foo::o]
} -cleanup {
    namespace delete foo
} -result {1 1}
test oo-1.11 {basic test of OO functionality: abbreviating} -setup {
    oo::class create c
} -cleanup {
    c destroy
} -body {
    oo::define c super oo::class
    info class super c
} -result ::oo::class
test oo-1.12 {basic test of OO functionality: abbreviating} -setup {
    oo::class create c
} -cleanup {
    c destroy
} -body {
    oo::define c {super oo::class}
    info class super c
} -result ::oo::class
test oo-1.13 {basic test of OO functionality: abbreviating} -setup {
    oo::class create c
} -cleanup {
    c destroy
} -body {
    oo::define c self {forw a b}
    info object forw c a
} -result b
test oo-1.14 {basic test of OO functionality: abbreviating} -setup {
    oo::class create c
} -cleanup {
    c destroy
} -body {
    oo::define c self forw a b
    info object forw c a
} -result b
test oo-1.15 {basic test of OO functionality: abbreviating} -setup {
    oo::object create o
} -cleanup {
    o destroy
} -body {
    oo::objdefine o {forw a b}
    info object forw o a
} -result b
test oo-1.16 {basic test of OO functionality: abbreviating} -setup {
    oo::object create o
} -cleanup {
    o destroy
} -body {
    oo::objdefine o forw a b
    info object forw o a
} -result b
test oo-1.17 {basic test of OO functionality: Bug 2481109} -body {
    namespace eval ::foo {oo::object create lreplace}
} -cleanup {
    namespace delete ::foo
} -result ::foo::lreplace

test oo-2.1 {basic test of OO functionality: constructor} -setup {
    # This is a bit complex because it needs to run in a sub-interp as
    # we're modifying the root object class's constructor
    interp create subinterp
    initInterpreter subinterp
    subinterp eval {
	package require TclOO
    }
} -body {
    subinterp eval {
	oo::define oo::object constructor {} {
	    lappend ::result [info level 0]
	}
	lappend result 1
	lappend result 2 [oo::object create foo]
    }
} -cleanup {
    interp delete subinterp
} -result {1 {oo::object create foo} 2 ::foo}
test oo-2.2 {basic test of OO functionality: constructor} {
    oo::class create testClass {
	constructor {} {
	    global result
	    lappend result "[self]->construct"
	}
	method bar {} {
	    global result
	    lappend result "[self]->bar"
	}
    }
    set result {}
    [testClass create foo] bar
    testClass destroy
    return $result
} {::foo->construct ::foo->bar}

test oo-3.1 {basic test of OO functionality: destructor} -setup {
    # This is a bit complex because it needs to run in a sub-interp as
    # we're modifying the root object class's constructor
    interp create subinterp
    initInterpreter subinterp
    subinterp eval {
	package require TclOO
    }
} -body {
    subinterp eval {
	oo::define oo::object destructor {
	    lappend ::result died
	}
	lappend result 1 [oo::object create foo]
	lappend result 2 [rename foo {}]
	oo::define oo::object destructor {}
	return $result
    }
} -cleanup {
    interp delete subinterp
} -result {1 ::foo died 2 {}}
test oo-3.2 {basic test of OO functionality: destructor} -setup {
    # This is a bit complex because it needs to run in a sub-interp as
    # we're modifying the root object class's constructor
    interp create subinterp
    initInterpreter subinterp
    subinterp eval {
	package require TclOO
    }
} -body {
    subinterp eval {
	oo::define oo::object destructor {
	    lappend ::result died
	}
	lappend result 1 [oo::object create foo]
	lappend result 2 [rename foo {}]
    }
} -cleanup {
    interp delete subinterp
} -result {1 ::foo died 2 {}}

test oo-4.1 {basic test of OO functionality: export} {
    set o [oo::object new]
    set result {}
    oo::objdefine $o method Foo {} {lappend ::result Foo; return}
    lappend result [catch {$o Foo} msg] $msg
    oo::objdefine $o export Foo
    lappend result [$o Foo] [$o destroy]
} {1 {unknown method "Foo": must be destroy} Foo {} {}}
test oo-4.2 {basic test of OO functionality: unexport} {
    set o [oo::object new]
    set result {}
    oo::objdefine $o method foo {} {lappend ::result foo; return}
    lappend result [$o foo]
    oo::objdefine $o unexport foo
    lappend result [catch {$o foo} msg] $msg [$o destroy]
} {foo {} 1 {unknown method "foo": must be destroy} {}}
test oo-4.3 {exporting and error messages, Bug 1824958} -setup {
    oo::class create testClass
} -cleanup {
    testClass destroy
} -body {
    oo::define testClass self export Bad
    testClass Bad
} -returnCodes 1 -result {unknown method "Bad": must be create, destroy or new}
test oo-4.4 {exporting a class method from an object} -setup {
    oo::class create testClass
    testClass create testObject
} -cleanup {
    testClass destroy
} -body {
    oo::define testClass method Good {} { return ok }
    oo::objdefine testObject export Good
    testObject Good
} -result ok
test oo-4.5 {export creates proper method entries} -setup {
    oo::class create testClass
} -body {
    oo::define testClass {
	export foo
	method foo {} {return ok}
    }
    [testClass new] foo
} -cleanup {
    testClass destroy
} -result ok
test oo-4.6 {export creates proper method entries} -setup {
    oo::class create testClass
} -body {
    oo::define testClass {
	unexport foo
	method foo {} {return ok}
    }
    [testClass new] foo
} -cleanup {
    testClass destroy
} -result ok

test oo-5.1 {OO: manipulation of classes as objects} -setup {
    set obj [oo::object new]
} -body {
    oo::objdefine oo::object method foo {} { return "in object" }
    catch {$obj foo} result
    list [catch {$obj foo} result] $result [oo::object foo]
} -cleanup {
    oo::objdefine oo::object deletemethod foo
    $obj destroy
} -result {1 {unknown method "foo": must be destroy} {in object}}
test oo-5.2 {OO: manipulation of classes as objects} -setup {
    set obj [oo::object new]
} -body {
    oo::define oo::object self method foo {} { return "in object" }
    catch {$obj foo} result
    list [catch {$obj foo} result] $result [oo::object foo]
} -cleanup {
    oo::objdefine oo::object deletemethod foo
    $obj destroy
} -result {1 {unknown method "foo": must be destroy} {in object}}
test oo-5.3 {OO: manipulation of classes as objects} -setup {
    set obj [oo::object new]
} -body {
    oo::objdefine oo::object {
	method foo {} { return "in object" }
    }
    catch {$obj foo} result
    list [catch {$obj foo} result] $result [oo::object foo]
} -cleanup {
    oo::objdefine oo::object deletemethod foo
    $obj destroy
} -result {1 {unknown method "foo": must be destroy} {in object}}
test oo-5.4 {OO: manipulation of classes as objects} -setup {
    set obj [oo::object new]
} -body {
    oo::define oo::object {
	self method foo {} { return "in object" }
    }
    catch {$obj foo} result
    list [catch {$obj foo} result] $result [oo::object foo]
} -cleanup {
    oo::objdefine oo::object deletemethod foo
    $obj destroy
} -result {1 {unknown method "foo": must be destroy} {in object}}
test oo-5.5 {OO: manipulation of classes as objects} -setup {
    set obj [oo::object new]
} -body {
    oo::define oo::object {
	self {
	    method foo {} { return "in object" }
	}
    }
    catch {$obj foo} result
    list [catch {$obj foo} result] $result [oo::object foo]
} -cleanup {
    oo::objdefine oo::object deletemethod foo
    $obj destroy
} -result {1 {unknown method "foo": must be destroy} {in object}}

test oo-6.1 {OO: forward} {
    oo::object create foo
    oo::objdefine foo {
	forward a lappend
	forward b lappend result
    }
    set result {}
    foo a result 1
    foo b 2
    foo destroy
    return $result
} {1 2}

test oo-7.1 {OO: inheritance 101} -setup {
    oo::class create superClass
    oo::class create subClass
    subClass create instance
} -body {
    oo::define superClass method doit x {lappend ::result $x}
    oo::define subClass superclass superClass
    set result [list [catch {subClass doit bad} msg] $msg]
    instance doit ok
    return $result
} -cleanup {
    subClass destroy
    superClass destroy
} -result {1 {unknown method "doit": must be create, destroy or new} ok}
test oo-7.2 {OO: inheritance 101} -setup {
    oo::class create superClass
    oo::class create subClass
    subClass create instance
} -body {
    oo::define superClass method doit x {
	lappend ::result |$x|
    }
    oo::define subClass superclass superClass
    oo::objdefine instance method doit x {
	lappend ::result =$x=
	next [incr x]
    }
    set result {}
    instance doit 1
    return $result
} -cleanup {
    subClass destroy
    superClass destroy
} -result {=1= |2|}
test oo-7.3 {OO: inheritance 101} -setup {
    oo::class create superClass
    oo::class create subClass
    subClass create instance
} -body {
    oo::define superClass method doit x {
	lappend ::result |$x|
    }
    oo::define subClass {
	superclass superClass
	method doit x {lappend ::result -$x-; next [incr x]}
    }
    oo::objdefine instance method doit x {
	lappend ::result =$x=;
	next [incr x]
    }
    set result {}
    instance doit 1
    return $result
} -cleanup {
    subClass destroy
    superClass destroy
} -result {=1= -2- |3|}
test oo-7.4 {OO: inheritance from oo::class} -body {
    oo::class create meta {
	superclass oo::class
	self {
	    unexport create new
	    method make {x {definitions {}}} {
		if {![string match ::* $x]} {
		    set ns [uplevel 1 {::namespace current}]
		    set x ${ns}::$x
		}
		set o [my create $x]
		lappend ::result "made $o"
		oo::define $o $definitions
		return $o
	    }
	}
    }
    set result [list [catch {meta create foo} msg] $msg]
    lappend result [meta make classinstance {
	lappend ::result "in definition script in [namespace current]"
    }]
    lappend result [classinstance create instance]
} -cleanup {
    catch {classinstance destroy}
    catch {meta destroy}
} -result {1 {unknown method "create": must be destroy or make} {made ::classinstance} {in definition script in ::oo::define} ::classinstance ::instance}
test oo-7.5 {OO: inheritance from oo::class in the secondary chain} -body {
    oo::class create other
    oo::class create meta {
	superclass other oo::class
	self {
	    unexport create new
	    method make {x {definitions {}}} {
		if {![string match ::* $x]} {
		    set ns [uplevel 1 {::namespace current}]
		    set x ${ns}::$x
		}
		set o [my create $x]
		lappend ::result "made $o"
		oo::define $o $definitions
		return $o
	    }
	}
    }
    set result [list [catch {meta create foo} msg] $msg]
    lappend result [meta make classinstance {
	lappend ::result "in definition script in [namespace current]"
    }]
    lappend result [classinstance create instance]
} -cleanup {
    catch {classinstance destroy}
    catch {meta destroy}
    catch {other destroy}
} -result {1 {unknown method "create": must be destroy or make} {made ::classinstance} {in definition script in ::oo::define} ::classinstance ::instance}
test oo-7.6 {OO: inheritance 101 - overridden methods should be oblivious} -setup {
    oo::class create Aclass
    oo::class create Bclass
    Bclass create Binstance
} -body {
    oo::define Aclass {
	method incr {var step} {
	    upvar 1 $var v
	    ::incr v $step
	}
    }
    oo::define Bclass {
	superclass Aclass
	method incr {var {step 1}} {
	    global result
	    lappend result $var $step
	    set r [next $var $step]
	    lappend result returning:$r
	    return $r
	}
    }
    set result {}
    set x 10
    lappend result x=$x
    lappend result [Binstance incr x]
    lappend result x=$x
} -result {x=10 x 1 returning:11 11 x=11} -cleanup {
    Aclass destroy
}
test oo-7.7 {OO: inheritance and errorInfo} -setup {
    oo::class create A
    oo::class create B
    B create c
} -body {
    oo::define A method foo {} {error foo!}
    oo::define B {
	superclass A
	method foo {} { next }
    }
    oo::objdefine c method foo {} { next }
    catch {c ?} msg
    set result [list $msg]
    catch {c foo} msg
    lappend result $msg $errorInfo
} -cleanup {
    A destroy
} -result {{unknown method "?": must be destroy or foo} foo! {foo!
    while executing
"error foo!"
    (class "::A" method "foo" line 1)
    invoked from within
"next "
    (class "::B" method "foo" line 1)
    invoked from within
"next "
    (object "::c" method "foo" line 1)
    invoked from within
"c foo"}}
test oo-7.8 {OO: next at the end of the method chain} -setup {
    set ::result ""
} -cleanup {
    foo destroy
} -body {
    oo::class create foo {
	method bar {} {lappend ::result foo; lappend ::result [next] foo}
    }
    oo::class create foo2 {
	superclass foo
	method bar {} {lappend ::result foo2; lappend ::result [next] foo2}
    }
    lappend result [catch {[foo2 new] bar} msg] $msg
} -result {foo2 foo 1 {no next method implementation}}
test oo-7.9 {OO: defining inheritance in namespaces} -setup {
    set ::result {}
    oo::class create ::master
    namespace eval ::foo {
	oo::class create mixin {superclass ::master}
    }
} -cleanup {
    ::master destroy
    namespace delete ::foo
} -body {
    namespace eval ::foo {
	oo::class create bar {superclass master}
	oo::class create boo
	oo::define boo {superclass bar}
	oo::define boo {mixin mixin}
	oo::class create spong {superclass boo}
	return
    }
} -result {}

test oo-8.1 {OO: global must work in methods} {
    oo::object create foo
    oo::objdefine foo method bar x {global result; lappend result $x}
    set result {}
    foo bar this
    foo bar is
    lappend result a
    foo bar test
    foo destroy
    return $result
} {this is a test}

test oo-9.1 {OO: multiple inheritance} -setup {
    oo::class create A
    oo::class create B
    oo::class create C
    oo::class create D
    D create foo
} -body {
    oo::define A method test {} {lappend ::result A; return ok}
    oo::define B {
	superclass A
	method test {} {lappend ::result B; next}
    }
    oo::define C {
	superclass A
	method test {} {lappend ::result C; next}
    }
    oo::define D {
	superclass B C
	method test {} {lappend ::result D; next}
    }
    set result {}
    lappend result [foo test]
} -cleanup {
    D destroy
    C destroy
    B destroy
    A destroy
} -result {D B C A ok}
test oo-9.2 {OO: multiple inheritance} -setup {
    oo::class create A
    oo::class create B
    oo::class create C
    oo::class create D
    D create foo
} -body {
    oo::define A method test {} {lappend ::result A; return ok}
    oo::define B {
	superclass A
	method test {} {lappend ::result B; next}
    }
    oo::define C {
	superclass A
	method test {} {lappend ::result C; next}
    }
    oo::define D {
	superclass B C
	method test {} {lappend ::result D; next}
    }
    set result {}
    lappend result [foo test]
} -cleanup {
    A destroy
} -result {D B C A ok}

test oo-10.1 {OO: recursive invoke and modify} -setup {
    [oo::class create C] create O
} -cleanup {
    C destroy
} -body {
    oo::define C method foo x {
	lappend ::result $x
	if {$x} {
	    [self object] foo [incr x -1]
	}
    }
    oo::objdefine O method foo x {
	lappend ::result -$x-
	if {$x == 1} {
	    oo::objdefine O deletemethod foo
	}
	next $x
    }
    set result {}
    O foo 2
    return $result
} -result {-2- 2 -1- 1 0}
test oo-10.2 {OO: recursive invoke and modify} -setup {
    oo::object create O
} -cleanup {
    O destroy
} -body {
    oo::objdefine O method foo {} {
	oo::objdefine [self] method foo {} {
	    error "not called"
	}
	return [format %s%s call ed]
    }
    O foo
} -result called
test oo-10.3 {OO: invoke and modify} -setup {
    oo::class create A {
	method a {} {return A.a}
	method b {} {return A.b}
	method c {} {return A.c}
    }
    oo::class create B {
	superclass A
	method a {} {return [next],B.a}
	method b {} {return [next],B.b}
	method c {} {return [next],B.c}
    }
    B create C
    set result {}
} -cleanup {
    A destroy
} -body {
    lappend result [C a] [C b] [C c] -
    oo::define B deletemethod b
    lappend result [C a] [C b] [C c] -
    oo::define B renamemethod a b
    lappend result [C a] [C b] [C c] -
    oo::define B deletemethod b c
    lappend result [C a] [C b] [C c]
} -result {A.a,B.a A.b,B.b A.c,B.c - A.a,B.a A.b A.c,B.c - A.a A.b,B.a A.c,B.c - A.a A.b A.c}

test oo-11.1 {OO: cleanup} {
    oo::object create foo
    set result [list [catch {oo::object create foo} msg] $msg]
    lappend result [foo destroy] [oo::object create foo] [foo destroy]
} {1 {can't create object "foo": command already exists with that name} {} ::foo {}}
test oo-11.2 {OO: cleanup} {
    oo::class create bar
    bar create foo
    set result [list [catch {bar create foo} msg] $msg]
    lappend result [bar destroy] [oo::object create foo] [foo destroy]
} {1 {can't create object "foo": command already exists with that name} {} ::foo {}}
test oo-11.3 {OO: cleanup} {
    oo::class create bar0
    oo::class create bar
    oo::define bar superclass bar0
    bar create foo
    set result [list [catch {bar create foo} msg] $msg]
    lappend result [bar0 destroy] [oo::object create foo] [foo destroy]
} {1 {can't create object "foo": command already exists with that name} {} ::foo {}}
test oo-11.4 {OO: cleanup} {
    oo::class create bar0
    oo::class create bar1
    oo::define bar1 superclass bar0
    oo::class create bar2
    oo::define bar2 {
	superclass bar0
	destructor {lappend ::result destroyed}
    }
    oo::class create bar
    oo::define bar superclass bar1 bar2
    bar create foo
    set result [list [catch {bar create foo} msg] $msg]
    lappend result [bar0 destroy] [oo::object create foo] [foo destroy] \
	[oo::object create bar2] [bar2 destroy]
} {1 {can't create object "foo": command already exists with that name} destroyed {} ::foo {} ::bar2 {}}

test oo-12.1 {OO: filters} {
    oo::class create Aclass
    Aclass create Aobject
    oo::define Aclass {
	method concatenate args {
	    global result
	    lappend result {*}$args
	    join $args {}
	}
	method logFilter args {
	    global result
	    lappend result "calling [self object]->[self method] $args"
	    set r [next {*}$args]
	    lappend result "result=$r"
	    return $r
	}
    }
    oo::objdefine Aobject filter logFilter
    set result {}
    lappend result [Aobject concatenate 1 2 3 4 5]
    Aclass destroy
    return $result
} {{calling ::Aobject->logFilter 1 2 3 4 5} 1 2 3 4 5 result=12345 12345}
test oo-12.2 {OO: filters} -setup {
    oo::class create Aclass
    Aclass create Aobject
} -body {
    oo::define Aclass {
	method concatenate args {
	    global result
	    lappend result {*}$args
	    join $args {}
	}
	method logFilter args {
	    global result
	    lappend result "calling [self object]->[self method] $args"
	    set r [next {*}$args]
	    lappend result "result=$r"
	    return $r
	}
    }
    oo::objdefine Aobject filter logFilter
    set result {}
    lappend result [Aobject concatenate 1 2 3 4 5] [Aobject destroy]
} -cleanup {
    Aclass destroy
} -result {{calling ::Aobject->logFilter 1 2 3 4 5} 1 2 3 4 5 result=12345 {calling ::Aobject->logFilter } result= 12345 {}}
test oo-12.3 {OO: filters} -setup {
    oo::class create Aclass
    Aclass create Aobject
} -body {
    oo::define Aclass {
	method concatenate args {
	    global result
	    lappend result {*}$args
	    join $args {}
	}
	method logFilter args {
	    global result
	    lappend result "calling [self object]->[self method] $args"
	    set r [next {*}$args]
	    lappend result "result=$r"
	    return $r
	}
	filter logFilter
    }
    set result {}
    lappend result [Aobject concatenate 1 2 3 4 5] [Aobject destroy]
} -cleanup {
    Aclass destroy
} -result {{calling ::Aobject->logFilter 1 2 3 4 5} 1 2 3 4 5 result=12345 {calling ::Aobject->logFilter } result= 12345 {}}
test oo-12.4 {OO: filters} -setup {
    oo::class create Aclass
    Aclass create Aobject
} -body {
    oo::define Aclass {
	method foo {} { return foo }
	method Bar {} { return 1 }
	method boo {} { if {[my Bar]} { next } { error forbidden } }
	filter boo
    }
    Aobject foo
} -cleanup {
    Aclass destroy
} -result foo
test oo-12.5 {OO: filters} -setup {
    oo::class create Aclass
    Aclass create Aobject
} -body {
    oo::define Aclass {
	method foo {} { return foo }
	method Bar {} { return [my Bar2] }
	method Bar2 {} { return 1 }
	method boo {} { if {[my Bar]} { next } { error forbidden } }
	filter boo
    }
    Aobject foo
} -cleanup {
    Aclass destroy
} -result foo
test oo-12.6 {OO: filters} -setup {
    oo::class create Aclass
    Aclass create Aobject
} -body {
    oo::define Aclass {
	method foo {} { return foo }
	method Bar {} { return [my Bar2] }
	method Bar2 {} { return [my Bar3] }
	method Bar3 {} { return 1 }
	method boo {} { if {[my Bar]} { next } { error forbidden } }
	filter boo
    }
    Aobject foo
} -cleanup {
    Aclass destroy
} -result foo
test oo-12.7 {OO: filters} -setup {
    oo::class create Aclass
    Aclass create Aobject
} -body {
    oo::define Aclass {
	method outerfoo {} { return [my InnerFoo] }
	method InnerFoo {} { return foo }
	method Bar {} { return [my Bar2] }
	method Bar2 {} { return [my Bar3] }
	method Bar3 {} { return 1 }
	method boo {} {
	    lappend ::log [self target]
	    if {[my Bar]} { next } else { error forbidden }
	}
	filter boo
    }
    set log {}
    list [Aobject outerfoo] $log
} -cleanup {
    Aclass destroy
} -result {foo {{::Aclass outerfoo} {::Aclass InnerFoo}}}

test oo-13.1 {OO: changing an object's class} {
    oo::class create Aclass
    oo::define Aclass {method bar {} {lappend ::result "in A [self object]"}}
    oo::class create Bclass
    oo::define Bclass {method bar {} {lappend ::result "in B [self object]"}}
    set result [Aclass create foo]
    foo bar
    oo::objdefine foo class Bclass
    foo bar
    Aclass destroy
    lappend result [info command foo]
    Bclass destroy
    return $result
} {::foo {in A ::foo} {in B ::foo} foo}
test oo-13.2 {OO: changing an object's class} -body {
    oo::object create foo
    oo::objdefine foo class oo::class
} -cleanup {
    foo destroy
} -returnCodes 1 -result {may not change a non-class object into a class object}
test oo-13.3 {OO: changing an object's class} -body {
    oo::class create foo
    oo::objdefine foo class oo::object
} -cleanup {
    foo destroy
} -returnCodes 1 -result {may not change a class object into a non-class object}
# todo: changing a class subtype (metaclass) to another class subtype

test oo-14.1 {OO: mixins} {
    oo::class create Aclass
    oo::define Aclass method bar {} {lappend ::result "[self object] in bar"}
    oo::class create Bclass
    oo::define Bclass method boo {} {lappend ::result "[self object] in boo"}
    oo::objdefine [Aclass create fooTest] mixin Bclass
    oo::objdefine [Aclass create fooTest2] mixin Bclass
    set result [list [catch {fooTest ?} msg] $msg]
    fooTest bar
    fooTest boo
    fooTest2 bar
    fooTest2 boo
    oo::objdefine fooTest2 mixin
    lappend result [Bclass destroy] [info command fooTest*] [Aclass destroy]
} {1 {unknown method "?": must be bar, boo or destroy} {::fooTest in bar} {::fooTest in boo} {::fooTest2 in bar} {::fooTest2 in boo} {} fooTest2 {}}
test oo-14.2 {OO: mixins} {
    oo::class create Aclass {
	method bar {} {return "[self object] in bar"}
    }
    oo::class create Bclass {
	method boo {} {return "[self object] in boo"}
    }
    oo::define Aclass mixin Bclass
    Aclass create fooTest
    set result [list [catch {fooTest ?} msg] $msg]
    lappend result [catch {fooTest bar} msg] $msg
    lappend result [catch {fooTest boo} msg] $msg
    lappend result [Bclass destroy] [info commands Aclass]
} {1 {unknown method "?": must be bar, boo or destroy} 0 {::fooTest in bar} 0 {::fooTest in boo} {} {}}
test oo-14.3 {OO and mixins and filters - advanced case} -setup {
    oo::class create mix
    oo::class create c {
	mixin mix
    }
    c create i
} -body {
    oo::define mix {
	method foo {} {return >>[next]<<}
	filter foo
    }
    oo::objdefine i method bar {} {return foobar}
    i bar
} -cleanup {
    mix destroy
    if {[info object isa object i]} {
	error "mixin deletion failed to destroy dependent instance"
    }
} -result >>foobar<<
test oo-14.4 {OO: mixin error case} -setup {
    oo::class create c
} -body {
    oo::define c mixin c
} -returnCodes error -cleanup {
    c destroy
} -result {may not mix a class into itself}
test oo-14.5 {OO and mixins and filters - advanced case} -setup {
    oo::class create mix
    oo::class create c {
	mixin mix
    }
    c create i
} -body {
    oo::define mix {
	method foo {} {return >>[next]<<}
	filter foo
    }
    oo::objdefine i method bar {} {return foobar}
    i bar
} -cleanup {
    c destroy
    mix destroy
} -result >>foobar<<
test oo-14.6 {OO and mixins of mixins - Bug 1960703} -setup {
    oo::class create master
} -cleanup {
    master destroy
} -body {
    oo::class create A {
	superclass master
	method egg {} {
	    return chicken
	}
    }
    oo::class create B {
	superclass master
	mixin A
	method bar {} {
	    # mixin from A
	    my egg
	}
    }
    oo::class create C {
	superclass master
	mixin B
	method foo {} {
	    # mixin from B
	    my bar
	}
    }
    [C new] foo
} -result chicken
test oo-14.7 {OO and filters from mixins of mixins} -setup {
    oo::class create master
} -cleanup {
    master destroy
} -body {
    oo::class create A {
	superclass master
	method egg {} {
	    return chicken
	}
	filter f
	method f args {
	    set m [lindex [self target] 1]
	    return "($m) [next {*}$args] ($m)"
	}
    }
    oo::class create B {
	superclass master
	mixin A
	filter f
	method bar {} {
	    # mixin from A
	    my egg
	}
    }
    oo::class create C {
	superclass master
	mixin B
	filter f
	method foo {} {
	    # mixin from B
	    my bar
	}
    }
    [C new] foo
} -result {(foo) (bar) (egg) chicken (egg) (bar) (foo)}
test oo-14.8 {OO: class mixin order - Bug 1998221} -setup {
    set ::result {}
    oo::class create master {
	method test {} {}
    }
} -cleanup {
    master destroy
} -body {
    oo::class create mix {
	superclass master
	method test {} {lappend ::result mix; next; return $::result}
    }
    oo::class create cls {
	superclass master
	mixin mix
	method test {} {lappend ::result cls; next; return $::result}
    }
    [cls new] test
} -result {mix cls}

test oo-15.1 {OO: object cloning} {
    oo::class create Aclass
    oo::define Aclass method test {} {lappend ::result [self object]->test}
    Aclass create Ainstance
    set result {}
    Ainstance test
    oo::copy Ainstance Binstance
    Binstance test
    Ainstance test
    Ainstance destroy
    namespace eval foo {
	oo::copy Binstance Cinstance
	Cinstance test
    }
    Aclass destroy
    namespace delete foo
    lappend result [info commands Binstance]
} {::Ainstance->test ::Binstance->test ::Ainstance->test ::foo::Cinstance->test {}}
test oo-15.2 {OO: object cloning} {
    oo::object create foo
    oo::objdefine foo {
	method m x {lappend ::result [self object] >$x<}
	forward f ::lappend ::result fwd
    }
    set result {}
    foo m 1
    foo f 2
    lappend result [oo::copy foo bar]
    foo m 3
    foo f 4
    bar m 5
    bar f 6
    lappend result [foo destroy]
    bar m 7
    bar f 8
    lappend result [bar destroy]
} {::foo >1< fwd 2 ::bar ::foo >3< fwd 4 ::bar >5< fwd 6 {} ::bar >7< fwd 8 {}}
catch {foo destroy}
catch {bar destroy}
test oo-15.3 {OO: class cloning} {
    oo::class create foo {
	method testme {} {lappend ::result [self class]->[self object]}
    }
    set result {}
    foo create baseline
    baseline testme
    oo::copy foo bar
    baseline testme
    bar create tester
    tester testme
    foo destroy
    tester testme
    bar destroy
    return $result
} {::foo->::baseline ::foo->::baseline ::bar->::tester ::bar->::tester}

test oo-16.1 {OO: object introspection} -body {
    info object
} -returnCodes 1 -result "wrong \# args: should be \"info object subcommand ?arg ...?\""
test oo-16.2 {OO: object introspection} -body {
    info object class NOTANOBJECT
} -returnCodes 1 -result {NOTANOBJECT does not refer to an object}
test oo-16.3 {OO: object introspection} -body {
    info object gorp oo::object
} -returnCodes 1 -result {unknown or ambiguous subcommand "gorp": must be class, definition, filters, forward, isa, methods, mixins, variables, or vars}
test oo-16.4 {OO: object introspection} -setup {
    oo::class create meta { superclass oo::class }
    [meta create instance1] create instance2
} -body {
    list [list [info object class oo::object] \
	      [info object class oo::class] \
	      [info object class meta] \
	      [info object class instance1] \
	      [info object class instance2]] \
	[list [info object isa class oo::object] \
	     [info object isa class meta] \
	     [info object isa class instance1] \
	     [info object isa class instance2]] \
	[list [info object isa metaclass oo::object] \
	     [info object isa metaclass oo::class] \
	     [info object isa metaclass meta] \
	     [info object isa metaclass instance1] \
	     [info object isa metaclass instance2]] \
	[list [info object isa object oo::object] \
	     [info object isa object oo::class] \
	     [info object isa object meta] \
	     [info object isa object instance1] \
	     [info object isa object instance2] \
	     [info object isa object oo::define] \
	     [info object isa object NOTANOBJECT]]
} -cleanup {
    meta destroy
} -result {{::oo::class ::oo::class ::oo::class ::meta ::instance1} {1 1 1 0} {0 1 1 0 0} {1 1 1 1 1 0 0}}
test oo-16.5 {OO: object introspection} {info object methods oo::object} {}
test oo-16.6 {OO: object introspection} {
    oo::object create foo
    set result [list [info object methods foo]]
    oo::objdefine foo method bar {} {...}
    lappend result [info object methods foo] [foo destroy]
} {{} bar {}}
test oo-16.7 {OO: object introspection} -setup {
    oo::object create foo
} -body {
    oo::objdefine foo method bar {a {b c} args} {the body}
    set result [info object methods foo]
    lappend result [info object definition foo bar]
} -cleanup {
    foo destroy
} -result {bar {{a {b c} args} {the body}}}
test oo-16.8 {OO: object introspection} {
    oo::object create foo
    oo::class create bar
    oo::objdefine foo mixin bar
    set result [list [info object mixins foo] \
		    [info object isa mixin foo bar] \
		    [info object isa mixin foo oo::class]]
    foo destroy
    bar destroy
    return $result
} {::bar 1 0}
test oo-16.9 {OO: object introspection} -body {
    oo::class create Ac
    oo::class create Bc; oo::define Bc superclass Ac
    oo::class create Cc; oo::define Cc superclass Bc
    oo::class create Dc; oo::define Dc mixin Cc
    Cc create E
    Dc create F
    list [info object isa    typeof E oo::class] \
	    [info object isa typeof E Ac] \
	    [info object isa typeof F Bc] \
	    [info object isa typeof F Cc]
} -cleanup {
    catch {Ac destroy}
} -result {0 1 1 1}
test oo-16.10 {OO: object introspection} -setup {
    oo::object create foo
} -body {
    oo::objdefine foo export eval
    foo eval {variable c 3 a 1 b 2 ddd 4 e}
    lsort [info object vars foo ?]
} -cleanup {
    foo destroy
} -result {a b c}
test oo-16.11 {OO: object introspection} -setup {
    oo::class create foo
    foo create bar
} -body {
    oo::define foo method spong {} {...}
    oo::objdefine bar method boo {a {b c} args} {the body}
    list [info object methods bar -all] [info object methods bar -all -private]
} -cleanup {
    foo destroy
} -result {{boo destroy spong} {boo destroy eval spong unknown variable varname}}
test oo-16.12 {OO: object introspection} -setup {
    oo::object create foo
} -cleanup {
    rename foo {}
} -body {
    oo::objdefine foo unexport {*}[info object methods foo -all]
    info object methods foo -all
} -result {}

test oo-17.1 {OO: class introspection} -body {
    info class
} -returnCodes 1 -result "wrong \# args: should be \"info class subcommand ?arg ...?\""
test oo-17.2 {OO: class introspection} -body {
    info class superclass NOTANOBJECT
} -returnCodes 1 -result {NOTANOBJECT does not refer to an object}
test oo-17.3 {OO: class introspection} -setup {
    oo::object create foo
} -body {
    info class superclass foo
} -returnCodes 1 -cleanup {
    foo destroy
} -result {"foo" is not a class}
test oo-17.4 {OO: class introspection} -body {
    info class gorp oo::object
} -returnCodes 1 -result {unknown or ambiguous subcommand "gorp": must be constructor, definition, destructor, filters, forward, instances, methods, mixins, subclasses, superclasses, or variables}
test oo-17.5 {OO: class introspection} -setup {
    oo::class create testClass
} -body {
    testClass create foo
    testClass create bar
    testClass create spong
    lsort [info class instances testClass]
} -cleanup {
    testClass destroy
} -result {::bar ::foo ::spong}
test oo-17.6 {OO: class introspection} -setup {
    oo::class create foo
} -body {
    oo::define foo method bar {a {b c} args} {the body}
    set result [info class methods foo]
    lappend result [info class definition foo bar]
} -cleanup {
    foo destroy
} -result {bar {{a {b c} args} {the body}}}
test oo-17.7 {OO: class introspection} {
    info class superclasses oo::class
} ::oo::object
test oo-17.8 {OO: class introspection} -setup {
    oo::class create testClass
    oo::class create superClass1
    oo::class create superClass2
} -body {
    oo::define testClass superclass superClass1 superClass2
    list [info class superclasses testClass] \
	[lsort [info class subclass oo::object ::superClass?]]
} -cleanup {
    testClass destroy
    superClass1 destroy
    superClass2 destroy
} -result {{::superClass1 ::superClass2} {::superClass1 ::superClass2}}
test oo-17.9 {OO: class introspection} -setup {
    oo::class create foo
    oo::class create subfoo {superclass foo}
} -body {
    oo::define foo {
	method bar {a {b c} args} {the body}
	self {
	    method bad {} {...}
	}
    }
    oo::define subfoo method boo {a {b c} args} {the body}
    list [info class methods subfoo -all] \
	[info class methods subfoo -all -private]
} -cleanup {
    foo destroy
} -result {{bar boo destroy} {bar boo destroy eval unknown variable varname}}
test oo-17.10 {OO: class introspection} -setup {
    oo::class create foo
} -cleanup {
    rename foo {}
} -body {
    oo::define foo unexport {*}[info class methods foo -all]
    info class methods foo -all
} -result {}

test oo-18.1 {OO: define command support} {
    list [catch {oo::define oo::object {error foo}} msg] $msg $errorInfo
} {1 foo {foo
    while executing
"error foo"
    (in definition script for object "oo::object" line 1)
    invoked from within
"oo::define oo::object {error foo}"}}
test oo-18.2 {OO: define command support} {
    list [catch {oo::define oo::object error foo} msg] $msg $errorInfo
} {1 foo {foo
    while executing
"oo::define oo::object error foo"}}
test oo-18.3 {OO: define command support} {
    list [catch {oo::class create foo {error bar}} msg] $msg $errorInfo
} {1 bar {bar
    while executing
"error bar"
    (in definition script for object "::foo" line 1)
    invoked from within
"oo::class create foo {error bar}"}}
test oo-18.3a {OO: define command support} {
    list [catch {oo::class create foo {
    error bar
}} msg] $msg $errorInfo
} {1 bar {bar
    while executing
"error bar"
    (in definition script for object "::foo" line 2)
    invoked from within
"oo::class create foo {
    error bar
}"}}
test oo-18.3b {OO: define command support} {
    list [catch {oo::class create foo {
    eval eval error bar
}} msg] $msg $errorInfo
} {1 bar {bar
    while executing
"error bar"
    ("eval" body line 1)
    invoked from within
"eval error bar"
    ("eval" body line 1)
    invoked from within
"eval eval error bar"
    (in definition script for object "::foo" line 2)
    invoked from within
"oo::class create foo {
    eval eval error bar
}"}}
test oo-18.4 {OO: more error traces from the guts} -setup {
    oo::object create obj
} -body {
    oo::objdefine obj method bar {} {my eval {error foo}}
    list [catch {obj bar} msg] $msg $errorInfo
} -cleanup {
    obj destroy
} -result {1 foo {foo
    while executing
"error foo"
    (in "my eval" script line 1)
    invoked from within
"my eval {error foo}"
    (object "::obj" method "bar" line 1)
    invoked from within
"obj bar"}}
test oo-18.5 {OO: more error traces from the guts} -setup {
    [oo::class create cls] create obj
    set errorInfo {}
} -body {
    oo::define cls {
	method eval script {next $script}
	export eval
    }
    oo::objdefine obj method bar {} {my eval {error foo}}
    set result {}
    lappend result [catch {obj bar} msg] $msg $errorInfo
    lappend result [catch {obj eval {error bar}} msg] $msg $errorInfo
} -cleanup {
    cls destroy
} -result {1 foo {foo
    while executing
"error foo"
    (in "my eval" script line 1)
    invoked from within
"next $script"
    (class "::cls" method "eval" line 1)
    invoked from within
"my eval {error foo}"
    (object "::obj" method "bar" line 1)
    invoked from within
"obj bar"} 1 bar {bar
    while executing
"error bar"
    (in "::obj eval" script line 1)
    invoked from within
"next $script"
    (class "::cls" method "eval" line 1)
    invoked from within
"obj eval {error bar}"}}

test oo-19.1 {OO: varname method} -setup {
    oo::object create inst
    oo::objdefine inst export eval
    set result {}
} -body {
    inst eval {trace add variable x write foo}
    set ns [inst eval namespace current]
    proc foo args {
	global ns result
	set context [uplevel 1 namespace current]
	lappend result $args [expr {
	    $ns eq $context ? "ok" : [list $ns ne $context]
	}] [expr {
	    "${ns}::x" eq [uplevel 1 my varname x] ? "ok" : [list ${ns}::x ne [uplevel 1 my varname x]]
	}]
    }
    lappend result [inst eval set x 0]
} -cleanup {
    inst destroy
    rename foo {}
} -result {{x {} write} ok ok 0}

test oo-20.1 {OO: variable method} -body {
    oo::class create testClass {
	constructor {} {
	    my variable ok
	    set ok {}
	}
    }
    lsort [info object vars [testClass new]]
} -cleanup {
    catch {testClass destroy}
} -result ok
test oo-20.2 {OO: variable method} -body {
    oo::class create testClass {
	constructor {} {
	    my variable a b c
	    set a [set b [set c {}]]
	}
    }
    lsort [info object vars [testClass new]]
} -cleanup {
    catch {testClass destroy}
} -result {a b c}
test oo-20.3 {OO: variable method} -body {
    oo::class create testClass {
	export varname
	method bar {} {
	    my variable a(b)
	}
    }
    testClass create foo
    array set [foo varname a] {b c}
    foo bar
} -returnCodes 1 -cleanup {
    catch {testClass destroy}
} -result {can't define "a(b)": name refers to an element in an array}
test oo-20.4 {OO: variable method} -body {
    oo::class create testClass {
	export varname
	method bar {} {
	    my variable a(b)
	}
    }
    testClass create foo
    set [foo varname a] b
    foo bar
} -returnCodes 1 -cleanup {
    catch {testClass destroy}
} -result {can't define "a(b)": name refers to an element in an array}
test oo-20.5 {OO: variable method} -body {
    oo::class create testClass {
	method bar {} {
	    my variable a::b
	}
    }
    testClass create foo
    foo bar
} -returnCodes 1 -cleanup {
    catch {testClass destroy}
} -result {variable name "a::b" illegal: must not contain namespace separator}
test oo-20.6 {OO: variable method} -setup {
    oo::class create testClass {
	export varname
	self export eval
    }
} -body {
    testClass eval variable a 0
    oo::objdefine [testClass create foo] method bar {other} {
	$other variable a
	set a 3
    }
    oo::objdefine [testClass create boo] export variable
    set [foo varname a] 1
    set [boo varname a] 2
    foo bar boo
    list [testClass eval set a] [set [foo varname a]] [set [boo varname a]]
} -cleanup {
    testClass destroy
} -result {0 1 3}
test oo-20.7 {OO: variable method} -setup {
    oo::class create cls
} -body {
    oo::define cls {
	method a {} {
	    my variable d b
	    lappend b $d
	}
	method e {} {
	    my variable b d
	    return [list $b $d]
	}
	method f {x y} {
	    my variable b d
	    set b $x
	    set d $y
	}
    }
    cls create obj
    obj f p q
    obj a
    obj a
    obj e
} -cleanup {
    cls destroy
} -result {{p q q} q}
# oo-20.8 tested explicitly for functionality removed due to [Bug 1959457]
test oo-20.9 {OO: variable method} -setup {
    oo::object create obj
} -body {
    oo::objdefine obj {
	method a {} {
	    my variable ::b
	}
    }
    obj a
} -returnCodes 1 -cleanup {
    obj destroy
} -result {variable name "::b" illegal: must not contain namespace separator}
test oo-20.10 {OO: variable and varname methods refer to same things} -setup {
    oo::object create obj
} -body {
    oo::objdefine obj {
	method a {} {
	    my variable b
	    set b [self]
	    return [my varname b]
	}
    }
    list [set [obj a]] [namespace tail [obj a]]
} -cleanup {
    obj destroy
} -result {::obj b}
test oo-20.11 {OO: variable mustn't crash when recursing} -body {
    oo::class create A {
	constructor {name} {
	    my variable np_name 
	    set np_name $name
	}
	method copy {nm} {
	    set cpy [[info object class [self]] new $nm]
	    foreach var [info object vars [self]] {
		my variable $var
		set val [set $var]
		if {[string match o_* $var]} {
		    set objs {}
		    foreach ref $val {
			# call to "copy" crashes
			lappend objs [$ref copy {}]
		    }
		    $cpy prop $var $objs
		} else { 
		    $cpy prop $var $val
		}
	    }
	    return $cpy
	}
	method prop {name val} {
	    my variable $name
	    set $name $val
	}
    }
    set o1 [A new {}]
    set o2 [A new {}]
    $o1 prop o_object $o2
    $o1 copy aa
} -cleanup {
    catch {A destroy}
} -match glob -result *
test oo-20.12 {OO: variable method accept zero args (TIP 323)} -setup {
    oo::object create foo
} -cleanup {
    foo destroy
} -body {
    oo::objdefine foo method demo {} {
	my variable
    }
    foo demo
} -result {}

test oo-21.1 {OO: inheritance ordering} -setup {
    oo::class create A
} -body {
    oo::define A method m {} {lappend ::result A}
    oo::class create B {
	superclass A
	method m {} {lappend ::result B;next}
    }
    oo::class create C {
	superclass A
	method m {} {lappend ::result C;next}
    }
    oo::class create D {
	superclass B C
	method m {} {lappend ::result D;next}
    }
    D create o
    oo::objdefine o method m {} {lappend ::result o;next}
    set result {}
    o m
    return $result
} -cleanup {
    A destroy
} -result {o D B C A}
test oo-21.2 {OO: inheritance ordering} -setup {
    oo::class create A
} -body {
    oo::define A method m {} {lappend ::result A}
    oo::class create B {
	superclass A
	method m {} {lappend ::result B;next}
    }
    oo::class create C {
	superclass A
	method m {} {lappend ::result C;next}
    }
    oo::class create D {
	superclass B C
	method m {} {lappend ::result D;next}
    }
    oo::class create Emix {
	superclass C
	method m {} {lappend ::result Emix;next}
    }
    oo::class create Fmix {
	superclass Emix
	method m {} {lappend ::result Fmix;next}
    }
    D create o
    oo::objdefine o {
	method m {} {lappend ::result o;next}
	mixin Fmix
    }
    set result {}
    o m
    return $result
} -cleanup {
    A destroy
} -result {Fmix Emix o D B C A}
test oo-21.3 {OO: inheritance ordering} -setup {
    oo::class create A
} -body {
    oo::define A method m {} {lappend ::result A}
    oo::class create B {
	superclass A
	method m {} {lappend ::result B;next}
	method f {} {lappend ::result B-filt;next}
    }
    oo::class create C {
	superclass A
	method m {} {lappend ::result C;next}
    }
    oo::class create D {
	superclass B C
	method m {} {lappend ::result D;next}
    }
    oo::class create Emix {
	superclass C
	method m {} {lappend ::result Emix;next}
	method f {} {lappend ::result Emix-filt;next}
    }
    oo::class create Fmix {
	superclass Emix
	method m {} {lappend ::result Fmix;next}
    }
    D create o
    oo::objdefine o {
	method m {} {lappend ::result o;next}
	mixin Fmix
	filter f
    }
    set result {}
    o m
    return $result
} -cleanup {
    A destroy
} -result {Emix-filt B-filt Fmix Emix o D B C A}
test oo-21.4 {OO: inheritance ordering} -setup {
    oo::class create A
} -body {
    oo::define A method m {} {lappend ::result A}
    oo::class create B {
	superclass A
	method m {} {lappend ::result B;next}
	method f {} {lappend ::result B-filt;next}
	method g {} {lappend ::result B-cfilt;next}
    }
    oo::class create C {
	superclass A
	method m {} {lappend ::result C;next}
    }
    oo::class create D {
	superclass B C
	method m {} {lappend ::result D;next}
	method g {} {lappend ::result D-cfilt;next}
	filter g
    }
    oo::class create Emix {
	superclass C
	method m {} {lappend ::result Emix;next}
	method f {} {lappend ::result Emix-filt;next}
    }
    oo::class create Fmix {
	superclass Emix
	method m {} {lappend ::result Fmix;next}
    }
    D create o
    oo::objdefine o {
	method m {} {lappend ::result o;next}
	mixin Fmix
	filter f
    }
    set result {}
    o m
    return $result
} -cleanup {
    A destroy
} -result {Emix-filt B-filt D-cfilt B-cfilt Fmix Emix o D B C A}

test oo-22.1 {OO and info frame} -setup {
    oo::class create c
    c create i
} -match glob -body {
    oo::define c self method frame {} {
	info frame 0
    }
    oo::define c {
	method frames {} {
	    info frame 0
	}
	method level {} {
	    info frame
	}
    }
    oo::objdefine i {
	method frames {} {
	    list [next] [info frame 0]
	}
	method level {} {
	    expr {[next] - [info frame]}
	}
    }
    list [i level] [i frames] [dict get [c frame] object]
} -cleanup {
    c destroy
} -result {1 {{* cmd {info frame 0} method frames class ::c level 0} {* cmd {info frame 0} method frames object ::i level 0}} ::c}

# Prove that the issue in [Bug 1865054] isn't an issue any more
test oo-23.1 {Self-like derivation; complex case!} -setup {
    oo::class create SELF {
	superclass oo::class
	unexport create new
	# Next is just a convenience
	method method args {oo::define [self] method {*}$args}
	method derive {name} {
	    set o [my new [list superclass [self]]]
	    oo::objdefine $o mixin $o
	    uplevel 1 [list rename $o $name]\;[list namespace which $name]
	}
	self mixin SELF
    }
    set result {}
} -body {
    [SELF derive foo1] method bar1 {} {return 1}
    lappend result [foo1 bar1]
    [foo1 derive foo2] method bar2 {} {return [my bar1],2}
    lappend result [foo2 bar2]
    [foo2 derive foo3] method bar3 {} {return [my bar2],3}
    lappend result [foo3 bar3]
    [foo3 derive foo4] method bar4 {} {return [my bar3],4}
    lappend result [foo4 bar4]
    foo2 method bar2 {} {return [my bar1],x}
    lappend result [foo4 bar4]
} -cleanup {
    SELF destroy
} -result {1 1,2 1,2,3 1,2,3,4 1,x,3,4}

test oo-24.1 {unknown method method - Bug 1965063} -setup {
    oo::class create cls
} -cleanup {
    cls destroy
} -returnCodes error -body {
    oo::define cls {
	method dummy {} {}
	method unknown args {next {*}$args}
    }
    [cls new] foo bar
} -result {unknown method "foo": must be destroy, dummy or unknown}
test oo-24.2 {unknown method method - Bug 1965063} -setup {
    oo::class create cls
} -cleanup {
    cls destroy
} -returnCodes error -body {
    oo::define cls {
	method dummy {} {}
	method unknown args {next {*}$args}
    }
    cls create obj
    oo::objdefine obj {
	method dummy2 {} {}
	method unknown args {next {*}$args}
    }
    obj foo bar
} -result {unknown method "foo": must be destroy, dummy, dummy2 or unknown}

# Probably need a better set of tests, but this is quite difficult to devise
test oo-25.1 {call chain caching} -setup {
    oo::class create cls {
	method ab {} {return ok}
    }
    set result {}
} -cleanup {
    cls destroy
} -body {
    cls create foo
    cls create bar
    set m1 ab
    set m2 a; append m2 b ;# different object!
    lappend result [foo $m1] [foo $m1] [bar $m1] [foo $m1]
    lappend result [foo $m2] [bar $m2]
    oo::objdefine foo method ab {} {return good}
    lappend result [foo $m1] [bar $m2]
} -result {ok ok ok ok ok ok good ok}
test oo-25.2 {call chain caching - Bug #2120903} -setup {
    set c [oo::class create MyClass]
    set o [$c new]
} -body {
    oo::define MyClass {
	method name {} {return ok}
	method isa o {MyClass name $o}
	self method name o {$o name}
    }
    list [$o name] [$c name $o] [$o isa $o]
} -cleanup {
    $c destroy
} -result {ok ok ok}

test oo-26.1 {Bug 2037727} -setup {
    proc succeed args {}
    oo::object create example
} -body {
    oo::objdefine example method foo {} {succeed}
    example foo
    proc succeed {} {return succeed}
    example foo
} -cleanup {
    example destroy
    rename succeed {}
} -result succeed
test oo-26.2 {Bug 2037727} -setup {
    oo::class create example {
	method localProc {args body} {proc called $args $body}
	method run {} { called }
    }
    example create i1
    example create i2
} -body {
    i1 localProc args {}
    i2 localProc args {return nonempty}
    list [i1 run] [i2 run]
} -cleanup {
    example destroy
} -result {{} nonempty}
test oo-26.3 {Bug 2037727} -setup {
    oo::class create example {
	method subProc {args body} {
	    namespace eval subns [list proc called $args $body]
	}
	method run {} { subns::called }
    }
    example create i1
    example create i2
} -body {
    i1 subProc args {}
    i2 subProc args {return nonempty}
    list [i1 run] [i2 run]
} -cleanup {
    example destroy
} -result {{} nonempty}

test oo-27.1 {variables declaration - class introspection} -setup {
    oo::class create foo
} -cleanup {
    foo destroy
} -body {
    oo::define foo variable a b c
    info class variables foo
} -result {a b c}
test oo-27.2 {variables declaration - object introspection} -setup {
    oo::object create foo
} -cleanup {
    foo destroy
} -body {
    oo::objdefine foo variable a b c
    info object variables foo
} -result {a b c}
test oo-27.3 {variables declaration - basic behaviour} -setup {
    oo::class create master
} -cleanup {
    master destroy
} -body {
    oo::class create foo {
	superclass master
	variable x!
	constructor {} {set x! 1}
	method y {} {incr x!}
    }
    foo create bar
    bar y
    bar y
} -result 3
test oo-27.4 {variables declaration - destructors too} -setup {
    oo::class create master
    set result bad!
} -cleanup {
    master destroy
} -body {
    oo::class create foo {
	superclass master
	variable x!
	constructor {} {set x! 1}
	method y {} {incr x!}
	destructor {set ::result ${x!}}
    }
    foo create bar
    bar y
    bar y
    bar destroy
    return $result
} -result 3
test oo-27.5 {variables declaration - object-bound variables} -setup {
    oo::object create foo
} -cleanup {
    foo destroy
} -body {
    oo::objdefine foo {
	variable x!
	method y {} {incr x!}
    }
    foo y
    foo y
} -result 2
test oo-27.6 {variables declaration - non-interference of levels} -setup {
    oo::class create master
} -cleanup {
    master destroy
} -body {
    oo::class create foo {
	superclass master
	variable x!
	constructor {} {set x! 1}
	method y {} {incr x!}
    }
    foo create bar
    oo::objdefine bar {
	variable y!
	method y {} {list [next] [incr y!] [info var] [info local]}
	export eval
    }
    bar y
    list [bar y] [lsort [info object vars bar]] [bar eval {info vars *!}]
} -result {{3 2 y! {}} {x! y!} {x! y!}}
test oo-27.7 {variables declaration - one underlying variable space} -setup {
    oo::class create master
} -cleanup {
    master destroy
} -body {
    oo::class create foo {
	superclass master
	variable x!
	constructor {} {set x! 1}
	method y {} {incr x!}
    }
    oo::class create foo2 {
	superclass foo
	variable y!
	constructor {} {set y! 42; next}
	method x {} {incr y! -1}
    }
    foo2 create bar
    oo::objdefine bar {
	variable x! y!
	method z {} {list ${x!} ${y!}}
    }
    bar y
    bar x
    list [bar y] [bar x] [bar z]
} -result {3 40 {3 40}}
test oo-27.8 {variables declaration - error cases - ns separators} -body {
    oo::define oo::object variable bad::var
} -returnCodes error -result {invalid declared variable name "bad::var": must not contain namespace separators}
test oo-27.9 {variables declaration - error cases - arrays} -body {
    oo::define oo::object variable bad(var)
} -returnCodes error -result {invalid declared variable name "bad(var)": must not refer to an array element}
test oo-27.10 {variables declaration - no instance var leaks with class resolvers} -setup {
    oo::class create master
} -cleanup {
    master destroy
} -body {
    oo::class create foo {
	superclass master
	variable clsvar
	constructor {} {
	    set clsvar 0
	}
	method step {} {
	    incr clsvar
	    return
	}
	method value {} {
	    return $clsvar
	}
    }
    foo create inst1
    inst1 step
    foo create inst2
    inst2 step
    inst1 step
    inst2 step
    inst1 step
    list [inst1 value] [inst2 value]
} -result {3 2}
test oo-27.11 {variables declaration - no instance var leaks with class resolvers} -setup {
    oo::class create master
} -cleanup {
    master destroy
} -body {
    oo::class create foo {
	superclass master
	variable clsvar
	constructor {} {
	    set clsvar 0
	}
	method step {} {
	    incr clsvar
	    return
	}
	method value {} {
	    return $clsvar
	}
    }
    foo create inst1
    oo::objdefine inst1 {
	variable clsvar
	method reinit {} {
	    set clsvar 0
	}
    }
    foo create inst2
    oo::objdefine inst2 {
	variable clsvar
	method reinit {} {
	    set clsvar 0
	}
    }
    inst1 step
    inst2 step
    inst1 reinit
    inst2 reinit
    inst1 step
    inst2 step
    inst1 step
    inst2 step
    inst1 step
    list [inst1 value] [inst2 value]
} -result {3 2}

cleanupTests
return

# Local Variables:
# mode: tcl
# End: