summaryrefslogtreecommitdiffstats
path: root/tests/expr-old.test
blob: f4e2a4c609b453ece4ec173b7691dd2b488e234f (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
# Commands covered: expr
#
# This file contains the original set of tests for Tcl's expr command.
# Since the expr command is now compiled, a new set of tests covering
# the new implementation are in the files "parseExpr.test" and
# "compExpr.test". Sourcing this file into Tcl runs the tests and generates
# output for errors. No output means no errors were found.
#
# Copyright (c) 1991-1994 The Regents of the University of California.
# Copyright (c) 1994-1997 Sun Microsystems, Inc.
# Copyright (c) 1998-2000 by Scriptics Corporation.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
#
# RCS: @(#) $Id: expr-old.test,v 1.35 2006/07/05 05:34:45 dgp Exp $

if {[lsearch [namespace children] ::tcltest] == -1} {
    package require tcltest 2.1
    namespace import -force ::tcltest::*
}

testConstraint testexprlong   [llength [info commands testexprlong]]
testConstraint testexprdouble [llength [info commands testexprdouble]]
testConstraint testexprstring [llength [info commands testexprstring]]
testConstraint longIs32bit    [expr {int(0x80000000) < 0}]

if {[catch {expr T1()} msg] && $msg eq {invalid command name "tcl::mathfunc::T1"}} {
    testConstraint testmathfunctions 0
} else {
    testConstraint testmathfunctions 1
}

# Big test for correct ordering of data in [expr]

proc testIEEE {} {
    variable ieeeValues
    binary scan [binary format dd -1.0 1.0] c* c
    switch -exact -- $c {
	{0 0 0 0 0 0 -16 -65 0 0 0 0 0 0 -16 63} {
	    # little endian
	    binary scan \x00\x00\x00\x00\x00\x00\xf0\xff d \
		ieeeValues(-Infinity)
	    binary scan \x00\x00\x00\x00\x00\x00\xf0\xbf d \
		ieeeValues(-Normal)
	    binary scan \x00\x00\x00\x00\x00\x00\x08\x80 d \
		ieeeValues(-Subnormal)
	    binary scan \x00\x00\x00\x00\x00\x00\x00\x80 d \
		ieeeValues(-0)
	    binary scan \x00\x00\x00\x00\x00\x00\x00\x00 d \
		ieeeValues(+0)
	    binary scan \x00\x00\x00\x00\x00\x00\x08\x00 d \
		ieeeValues(+Subnormal)
	    binary scan \x00\x00\x00\x00\x00\x00\xf0\x3f d \
		ieeeValues(+Normal)
	    binary scan \x00\x00\x00\x00\x00\x00\xf0\x7f d \
		ieeeValues(+Infinity)
	    binary scan \x00\x00\x00\x00\x00\x00\xf8\x7f d \
		ieeeValues(NaN)
	    set ieeeValues(littleEndian) 1
	    return 1
	}
	{-65 -16 0 0 0 0 0 0 63 -16 0 0 0 0 0 0} {
	    binary scan \xff\xf0\x00\x00\x00\x00\x00\x00 d \
		ieeeValues(-Infinity)
	    binary scan \xbf\xf0\x00\x00\x00\x00\x00\x00 d \
		ieeeValues(-Normal)
	    binary scan \x80\x08\x00\x00\x00\x00\x00\x00 d \
		ieeeValues(-Subnormal)
	    binary scan \x80\x00\x00\x00\x00\x00\x00\x00 d \
		ieeeValues(-0)
	    binary scan \x00\x00\x00\x00\x00\x00\x00\x00 d \
		ieeeValues(+0)
	    binary scan \x00\x08\x00\x00\x00\x00\x00\x00 d \
		ieeeValues(+Subnormal)
	    binary scan \x3f\xf0\x00\x00\x00\x00\x00\x00 d \
		ieeeValues(+Normal)
	    binary scan \x7f\xf0\x00\x00\x00\x00\x00\x00 d \
		ieeeValues(+Infinity)
	    binary scan \x7f\xf8\x00\x00\x00\x00\x00\x00 d \
		ieeeValues(NaN)
	    set ieeeValues(littleEndian) 0
	    return 1
	}
	default {
	    return 0
	}
    }
}
testConstraint ieeeFloatingPoint [testIEEE]

# First, test all of the integer operators individually.

test expr-old-1.1 {integer operators} {expr -4} -4
test expr-old-1.2 {integer operators} {expr -(1+4)} -5
test expr-old-1.3 {integer operators} {expr ~3} -4
test expr-old-1.4 {integer operators} {expr !2} 0
test expr-old-1.5 {integer operators} {expr !0} 1
test expr-old-1.6 {integer operators} {expr 4*6} 24
test expr-old-1.7 {integer operators} {expr 36/12} 3
test expr-old-1.8 {integer operators} {expr 27/4} 6
test expr-old-1.9 {integer operators} {expr 27%4} 3
test expr-old-1.10 {integer operators} {expr 2+2} 4
test expr-old-1.11 {integer operators} {expr 2-6} -4
test expr-old-1.12 {integer operators} {expr 1<<3} 8
test expr-old-1.13 {integer operators} {expr 0xff>>2} 63
test expr-old-1.14 {integer operators} {expr -1>>2} -1
test expr-old-1.15 {integer operators} {expr 3>2} 1
test expr-old-1.16 {integer operators} {expr 2>2} 0
test expr-old-1.17 {integer operators} {expr 1>2} 0
test expr-old-1.18 {integer operators} {expr 3<2} 0
test expr-old-1.19 {integer operators} {expr 2<2} 0
test expr-old-1.20 {integer operators} {expr 1<2} 1
test expr-old-1.21 {integer operators} {expr 3>=2} 1
test expr-old-1.22 {integer operators} {expr 2>=2} 1
test expr-old-1.23 {integer operators} {expr 1>=2} 0
test expr-old-1.24 {integer operators} {expr 3<=2} 0
test expr-old-1.25 {integer operators} {expr 2<=2} 1
test expr-old-1.26 {integer operators} {expr 1<=2} 1
test expr-old-1.27 {integer operators} {expr 3==2} 0
test expr-old-1.28 {integer operators} {expr 2==2} 1
test expr-old-1.29 {integer operators} {expr 3!=2} 1
test expr-old-1.30 {integer operators} {expr 2!=2} 0
test expr-old-1.31 {integer operators} {expr 7&0x13} 3
test expr-old-1.32 {integer operators} {expr 7^0x13} 20
test expr-old-1.33 {integer operators} {expr 7|0x13} 23
test expr-old-1.34 {integer operators} {expr 0&&1} 0
test expr-old-1.35 {integer operators} {expr 0&&0} 0
test expr-old-1.36 {integer operators} {expr 1&&3} 1
test expr-old-1.37 {integer operators} {expr 0||1} 1
test expr-old-1.38 {integer operators} {expr 3||0} 1
test expr-old-1.39 {integer operators} {expr 0||0} 0
test expr-old-1.40 {integer operators} {expr 3>2?44:66} 44
test expr-old-1.41 {integer operators} {expr 2>3?44:66} 66
test expr-old-1.42 {integer operators} {expr 36/5} 7
test expr-old-1.43 {integer operators} {expr 36%5} 1
test expr-old-1.44 {integer operators} {expr -36/5} -8
test expr-old-1.45 {integer operators} {expr -36%5} 4
test expr-old-1.46 {integer operators} {expr 36/-5} -8
test expr-old-1.47 {integer operators} {expr 36%-5} -4
test expr-old-1.48 {integer operators} {expr -36/-5} 7
test expr-old-1.49 {integer operators} {expr -36%-5} -1
test expr-old-1.50 {integer operators} {expr +36} 36
test expr-old-1.51 {integer operators} {expr +--++36} 36
test expr-old-1.52 {integer operators} {expr +36%+5} 1
test expr-old-1.53 {integer operators} {
    catch {unset x}
    set x yes
    list [expr {1 && $x}] [expr {$x && 1}] \
         [expr {0 || $x}] [expr {$x || 0}]
} {1 1 1 1}

# Check the floating-point operators individually, along with
# automatic conversion to integers where needed.

test expr-old-2.1 {floating-point operators} {expr -4.2} -4.2
test expr-old-2.2 {floating-point operators} {expr -(1.125+4.25)} -5.375
test expr-old-2.3 {floating-point operators} {expr +5.7} 5.7
test expr-old-2.4 {floating-point operators} {expr +--+-62.0} -62.0
test expr-old-2.5 {floating-point operators} {expr !2.1} 0
test expr-old-2.6 {floating-point operators} {expr !0.0} 1
test expr-old-2.7 {floating-point operators} {expr 4.2*6.3} 26.46
test expr-old-2.8 {floating-point operators} {expr 36.0/12.0} 3.0
test expr-old-2.9 {floating-point operators} {expr 27/4.0} 6.75
test expr-old-2.10 {floating-point operators} {expr 2.3+2.1} 4.4
test expr-old-2.11 {floating-point operators} {expr 2.3-6.5} -4.2
test expr-old-2.12 {floating-point operators} {expr 3.1>2.1} 1
test expr-old-2.13 {floating-point operators} {expr {2.1 > 2.1}} 0
test expr-old-2.14 {floating-point operators} {expr 1.23>2.34e+1} 0
test expr-old-2.15 {floating-point operators} {expr 3.45<2.34} 0
test expr-old-2.16 {floating-point operators} {expr 0.002e3<--200e-2} 0
test expr-old-2.17 {floating-point operators} {expr 1.1<2.1} 1
test expr-old-2.18 {floating-point operators} {expr 3.1>=2.2} 1
test expr-old-2.19 {floating-point operators} {expr 2.345>=2.345} 1
test expr-old-2.20 {floating-point operators} {expr 1.1>=2.2} 0
test expr-old-2.21 {floating-point operators} {expr 3.0<=2.0} 0
test expr-old-2.22 {floating-point operators} {expr 2.2<=2.2} 1
test expr-old-2.23 {floating-point operators} {expr 2.2<=2.2001} 1
test expr-old-2.24 {floating-point operators} {expr 3.2==2.2} 0
test expr-old-2.25 {floating-point operators} {expr 2.2==2.2} 1
test expr-old-2.26 {floating-point operators} {expr 3.2!=2.2} 1
test expr-old-2.27 {floating-point operators} {expr 2.2!=2.2} 0
test expr-old-2.28 {floating-point operators} {expr 0.0&&0.0} 0
test expr-old-2.29 {floating-point operators} {expr 0.0&&1.3} 0
test expr-old-2.30 {floating-point operators} {expr 1.3&&0.0} 0
test expr-old-2.31 {floating-point operators} {expr 1.3&&3.3} 1
test expr-old-2.32 {floating-point operators} {expr 0.0||0.0} 0
test expr-old-2.33 {floating-point operators} {expr 0.0||1.3} 1
test expr-old-2.34 {floating-point operators} {expr 1.3||0.0} 1
test expr-old-2.35 {floating-point operators} {expr 3.3||0.0} 1
test expr-old-2.36 {floating-point operators} {expr 3.3>2.3?44.3:66.3} 44.3
test expr-old-2.37 {floating-point operators} {expr 2.3>3.3?44.3:66.3} 66.3
test expr-old-2.38 {floating-point operators} {
    list [catch {expr 028.1 + 09.2} msg] $msg
} {0 37.3}

# Operators that aren't legal on floating-point numbers

test expr-old-3.1 {illegal floating-point operations} {
    list [catch {expr ~4.0} msg] $msg
} {1 {can't use floating-point value as operand of "~"}}
test expr-old-3.2 {illegal floating-point operations} {
    list [catch {expr 27%4.0} msg] $msg
} {1 {can't use floating-point value as operand of "%"}}
test expr-old-3.3 {illegal floating-point operations} {
    list [catch {expr 27.0%4} msg] $msg
} {1 {can't use floating-point value as operand of "%"}}
test expr-old-3.4 {illegal floating-point operations} {
    list [catch {expr 1.0<<3} msg] $msg
} {1 {can't use floating-point value as operand of "<<"}}
test expr-old-3.5 {illegal floating-point operations} {
    list [catch {expr 3<<1.0} msg] $msg
} {1 {can't use floating-point value as operand of "<<"}}
test expr-old-3.6 {illegal floating-point operations} {
    list [catch {expr 24.0>>3} msg] $msg
} {1 {can't use floating-point value as operand of ">>"}}
test expr-old-3.7 {illegal floating-point operations} {
    list [catch {expr 24>>3.0} msg] $msg
} {1 {can't use floating-point value as operand of ">>"}}
test expr-old-3.8 {illegal floating-point operations} {
    list [catch {expr 24&3.0} msg] $msg
} {1 {can't use floating-point value as operand of "&"}}
test expr-old-3.9 {illegal floating-point operations} {
    list [catch {expr 24.0|3} msg] $msg
} {1 {can't use floating-point value as operand of "|"}}
test expr-old-3.10 {illegal floating-point operations} {
    list [catch {expr 24.0^3} msg] $msg
} {1 {can't use floating-point value as operand of "^"}}

# Check the string operators individually.

test expr-old-4.1 {string operators} {expr {"abc" > "def"}} 0
test expr-old-4.2 {string operators} {expr {"def" > "def"}} 0
test expr-old-4.3 {string operators} {expr {"g" > "def"}} 1
test expr-old-4.4 {string operators} {expr {"abc" < "abd"}} 1
test expr-old-4.5 {string operators} {expr {"abd" < "abd"}} 0
test expr-old-4.6 {string operators} {expr {"abe" < "abd"}} 0
test expr-old-4.7 {string operators} {expr {"abc" >= "def"}} 0
test expr-old-4.8 {string operators} {expr {"def" >= "def"}} 1
test expr-old-4.9 {string operators} {expr {"g" >= "def"}} 1
test expr-old-4.10 {string operators} {expr {"abc" <= "abd"}} 1
test expr-old-4.11 {string operators} {expr {"abd" <= "abd"}} 1
test expr-old-4.12 {string operators} {expr {"abe" <= "abd"}} 0
test expr-old-4.13 {string operators} {expr {"abc" == "abd"}} 0
test expr-old-4.14 {string operators} {expr {"abd" == "abd"}} 1
test expr-old-4.15 {string operators} {expr {"abc" != "abd"}} 1
test expr-old-4.16 {string operators} {expr {"abd" != "abd"}} 0
test expr-old-4.17 {string operators} {expr {"0y" < "0x12"}} 0
test expr-old-4.18 {string operators} {expr {"." < " "}} 0
test expr-old-4.19 {string operators} {expr {"abc" eq "abd"}} 0
test expr-old-4.20 {string operators} {expr {"abd" eq "abd"}} 1
test expr-old-4.21 {string operators} {expr {"abc" ne "abd"}} 1
test expr-old-4.22 {string operators} {expr {"abd" ne "abd"}} 0
test expr-old-4.23 {string operators} {expr {"" eq "abd"}} 0
test expr-old-4.24 {string operators} {expr {"" eq ""}} 1
test expr-old-4.25 {string operators} {expr {"abd" ne ""}} 1
test expr-old-4.26 {string operators} {expr {"" ne ""}} 0
test expr-old-4.27 {string operators} {expr {"longerstring" eq "shorter"}} 0
test expr-old-4.28 {string operators} {expr {"longerstring" ne "shorter"}} 1
test expr-old-4.29 {string operators} {expr {"0" == "+"}} 0
test expr-old-4.30 {string operators} {expr {"0" == "-"}} 0
test expr-old-4.31 {string operators} {expr {1?"foo":"bar"}} foo
test expr-old-4.32 {string operators} {expr {0?"foo":"bar"}} bar

# Operators that aren't legal on string operands.

test expr-old-5.1 {illegal string operations} {
    list [catch {expr {-"a"}} msg] $msg
} {1 {can't use non-numeric string as operand of "-"}}
test expr-old-5.2 {illegal string operations} {
    list [catch {expr {+"a"}} msg] $msg
} {1 {can't use non-numeric string as operand of "+"}}
test expr-old-5.3 {illegal string operations} {
    list [catch {expr {~"a"}} msg] $msg
} {1 {can't use non-numeric string as operand of "~"}}
test expr-old-5.4 {illegal string operations} {
    list [catch {expr {!"a"}} msg] $msg
} {1 {can't use non-numeric string as operand of "!"}}
test expr-old-5.5 {illegal string operations} {
    list [catch {expr {"a"*"b"}} msg] $msg
} {1 {can't use non-numeric string as operand of "*"}}
test expr-old-5.6 {illegal string operations} {
    list [catch {expr {"a"/"b"}} msg] $msg
} {1 {can't use non-numeric string as operand of "/"}}
test expr-old-5.7 {illegal string operations} {
    list [catch {expr {"a"%"b"}} msg] $msg
} {1 {can't use non-numeric string as operand of "%"}}
test expr-old-5.8 {illegal string operations} {
    list [catch {expr {"a"+"b"}} msg] $msg
} {1 {can't use non-numeric string as operand of "+"}}
test expr-old-5.9 {illegal string operations} {
    list [catch {expr {"a"-"b"}} msg] $msg
} {1 {can't use non-numeric string as operand of "-"}}
test expr-old-5.10 {illegal string operations} {
    list [catch {expr {"a"<<"b"}} msg] $msg
} {1 {can't use non-numeric string as operand of "<<"}}
test expr-old-5.11 {illegal string operations} {
    list [catch {expr {"a">>"b"}} msg] $msg
} {1 {can't use non-numeric string as operand of ">>"}}
test expr-old-5.12 {illegal string operations} {
    list [catch {expr {"a"&"b"}} msg] $msg
} {1 {can't use non-numeric string as operand of "&"}}
test expr-old-5.13 {illegal string operations} {
    list [catch {expr {"a"^"b"}} msg] $msg
} {1 {can't use non-numeric string as operand of "^"}}
test expr-old-5.14 {illegal string operations} {
    list [catch {expr {"a"|"b"}} msg] $msg
} {1 {can't use non-numeric string as operand of "|"}}
test expr-old-5.15 {illegal string operations} {
    list [catch {expr {"a"&&"b"}} msg] $msg
} {1 {expected boolean value but got "a"}}
test expr-old-5.16 {illegal string operations} {
    list [catch {expr {"a"||"b"}} msg] $msg
} {1 {expected boolean value but got "a"}}
test expr-old-5.17 {illegal string operations} {
    list [catch {expr {"a"?4:2}} msg] $msg
} {1 {expected boolean value but got "a"}}

# Check precedence pairwise.

test expr-old-6.1 {precedence checks} {expr -~3} 4
test expr-old-6.2 {precedence checks} {expr -!3} 0
test expr-old-6.3 {precedence checks} {expr -~0} 1

test expr-old-7.1 {precedence checks} {expr 2*4/6} 1
test expr-old-7.2 {precedence checks} {expr 24/6*3} 12
test expr-old-7.3 {precedence checks} {expr 24/6/2} 2

test expr-old-8.1 {precedence checks} {expr -2+4} 2
test expr-old-8.2 {precedence checks} {expr -2-4} -6
test expr-old-8.3 {precedence checks} {expr +2-4} -2

test expr-old-9.1 {precedence checks} {expr 2*3+4} 10
test expr-old-9.2 {precedence checks} {expr 8/2+4} 8
test expr-old-9.3 {precedence checks} {expr 8%3+4} 6
test expr-old-9.4 {precedence checks} {expr 2*3-1} 5
test expr-old-9.5 {precedence checks} {expr 8/2-1} 3
test expr-old-9.6 {precedence checks} {expr 8%3-1} 1

test expr-old-10.1 {precedence checks} {expr 6-3-2} 1

test expr-old-11.1 {precedence checks} {expr 7+1>>2} 2
test expr-old-11.2 {precedence checks} {expr 7+1<<2} 32
test expr-old-11.3 {precedence checks} {expr 7>>3-2} 3
test expr-old-11.4 {precedence checks} {expr 7<<3-2} 14

test expr-old-12.1 {precedence checks} {expr 6>>1>4} 0
test expr-old-12.2 {precedence checks} {expr 6>>1<2} 0
test expr-old-12.3 {precedence checks} {expr 6>>1>=3} 1
test expr-old-12.4 {precedence checks} {expr 6>>1<=2} 0
test expr-old-12.5 {precedence checks} {expr 6<<1>5} 1
test expr-old-12.6 {precedence checks} {expr 6<<1<5} 0
test expr-old-12.7 {precedence checks} {expr 5<=6<<1} 1
test expr-old-12.8 {precedence checks} {expr 5>=6<<1} 0

test expr-old-13.1 {precedence checks} {expr 2<3<4} 1
test expr-old-13.2 {precedence checks} {expr 0<4>2} 0
test expr-old-13.3 {precedence checks} {expr 4>2<1} 0
test expr-old-13.4 {precedence checks} {expr 4>3>2} 0
test expr-old-13.5 {precedence checks} {expr 4>3>=2} 0
test expr-old-13.6 {precedence checks} {expr 4>=3>2} 0
test expr-old-13.7 {precedence checks} {expr 4>=3>=2} 0
test expr-old-13.8 {precedence checks} {expr 0<=4>=2} 0
test expr-old-13.9 {precedence checks} {expr 4>=2<=0} 0
test expr-old-13.10 {precedence checks} {expr 2<=3<=4} 1

test expr-old-14.1 {precedence checks} {expr 1==4>3} 1
test expr-old-14.2 {precedence checks} {expr 0!=4>3} 1
test expr-old-14.3 {precedence checks} {expr 1==3<4} 1
test expr-old-14.4 {precedence checks} {expr 0!=3<4} 1
test expr-old-14.5 {precedence checks} {expr 1==4>=3} 1
test expr-old-14.6 {precedence checks} {expr 0!=4>=3} 1
test expr-old-14.7 {precedence checks} {expr 1==3<=4} 1
test expr-old-14.8 {precedence checks} {expr 0!=3<=4} 1
test expr-old-14.9 {precedence checks} {expr 1eq4>3} 1
test expr-old-14.10 {precedence checks} {expr 0ne4>3} 1
test expr-old-14.11 {precedence checks} {expr 1eq3<4} 1
test expr-old-14.12 {precedence checks} {expr 0ne3<4} 1
test expr-old-14.13 {precedence checks} {expr 1eq4>=3} 1
test expr-old-14.14 {precedence checks} {expr 0ne4>=3} 1
test expr-old-14.15 {precedence checks} {expr 1eq3<=4} 1
test expr-old-14.16 {precedence checks} {expr 0ne3<=4} 1

test expr-old-15.1 {precedence checks} {expr 1==3==3} 0
test expr-old-15.2 {precedence checks} {expr 3==3!=2} 1
test expr-old-15.3 {precedence checks} {expr 2!=3==3} 0
test expr-old-15.4 {precedence checks} {expr 2!=1!=1} 0
test expr-old-15.5 {precedence checks} {expr 1eq3eq3} 0
test expr-old-15.6 {precedence checks} {expr 3eq3ne2} 1
test expr-old-15.7 {precedence checks} {expr 2ne3eq3} 0
test expr-old-15.8 {precedence checks} {expr 2ne1ne1} 0

test expr-old-16.1 {precedence checks} {expr 2&3eq2} 0
test expr-old-16.2 {precedence checks} {expr 1&3ne3} 0
test expr-old-16.3 {precedence checks} {expr 2&3eq2} 0
test expr-old-16.4 {precedence checks} {expr 1&3ne3} 0

test expr-old-17.1 {precedence checks} {expr 7&3^0x10} 19
test expr-old-17.2 {precedence checks} {expr 7^0x10&3} 7

test expr-old-18.1 {precedence checks} {expr 7^0x10|3} 23
test expr-old-18.2 {precedence checks} {expr 7|0x10^3} 23

test expr-old-19.1 {precedence checks} {expr 7|3&&1} 1
test expr-old-19.2 {precedence checks} {expr 1&&3|7} 1
test expr-old-19.3 {precedence checks} {expr 0&&1||1} 1
test expr-old-19.4 {precedence checks} {expr 1||1&&0} 1

test expr-old-20.1 {precedence checks} {expr 1||0?3:4} 3
test expr-old-20.2 {precedence checks} {expr 1?0:4||1} 0
test expr-old-20.3 {precedence checks} {expr 1?2:0?3:4} 2
test expr-old-20.4 {precedence checks} {expr 0?2:0?3:4} 4
test expr-old-20.5 {precedence checks} {expr 1?2?3:4:0} 3
test expr-old-20.6 {precedence checks} {expr 0?2?3:4:0} 0

# Parentheses.

test expr-old-21.1 {parenthesization} {expr (2+4)*6} 36
test expr-old-21.2 {parenthesization} {expr (1?0:4)||1} 1
test expr-old-21.3 {parenthesization} {expr +(3-4)} -1

# Embedded commands and variable names.

set a 16 
test expr-old-22.1 {embedded variables} {expr {2*$a}} 32 
test expr-old-22.2 {embedded variables} {
    set x -5
    set y 10
    expr {$x + $y}
} {5} 
test expr-old-22.3 {embedded variables} {
    set x "  -5"
    set y "  +10"
    expr {$x + $y}
} {5}
test expr-old-22.4 {embedded commands and variables} {expr {[set a] - 14}} 2
test expr-old-22.5 {embedded commands and variables} {
    list [catch {expr {12 - [bad_command_name]}} msg] $msg
} {1 {invalid command name "bad_command_name"}}

# Double-quotes and things inside them.

test expr-old-23.1 {double quotes} {expr {"abc"}} abc
test expr-old-23.2 {double quotes} {
    set a 189
    expr {"$a.bc"}
} 189.bc
test expr-old-23.3 {double quotes} {
    set b2 xyx
    expr {"$b2$b2$b2.[set b2].[set b2]"}
} xyxxyxxyx.xyx.xyx
test expr-old-23.4 {double quotes} {expr {"11\}\}22"}} 11}}22
test expr-old-23.5 {double quotes} {expr {"\*bc"}} {*bc}
test expr-old-23.6 {double quotes} {
    catch {unset bogus__}
    list [catch {expr {"$bogus__"}} msg] $msg
} {1 {can't read "bogus__": no such variable}}
test expr-old-23.7 {double quotes} {
    list [catch {expr {"a[error Testing]bc"}} msg] $msg
} {1 Testing}
test expr-old-23.8 {double quotes} {
    list [catch {expr {"12398712938788234-1298379" != ""}} msg] $msg
} {0 1}

# Numbers in various bases.

test expr-old-24.1 {numbers in different bases} {expr 0x20} 32
test expr-old-24.2 {numbers in different bases} {expr 015} 13

# Conversions between various data types.

test expr-old-25.1 {type conversions} {expr 2+2.5} 4.5
test expr-old-25.2 {type conversions} {expr 2.5+2} 4.5
test expr-old-25.3 {type conversions} {expr 2-2.5} -0.5
test expr-old-25.4 {type conversions} {expr 2/2.5} 0.8
test expr-old-25.5 {type conversions} {expr 2>2.5} 0
test expr-old-25.6 {type conversions} {expr 2.5>2} 1
test expr-old-25.7 {type conversions} {expr 2<2.5} 1
test expr-old-25.8 {type conversions} {expr 2>=2.5} 0
test expr-old-25.9 {type conversions} {expr 2<=2.5} 1
test expr-old-25.10 {type conversions} {expr 2==2.5} 0
test expr-old-25.11 {type conversions} {expr 2!=2.5} 1
test expr-old-25.12 {type conversions} {expr 2>"ab"} 0
test expr-old-25.13 {type conversions} {expr {2>" "}} 1
test expr-old-25.14 {type conversions} {expr {"24.1a" > 24.1}} 1
test expr-old-25.15 {type conversions} {expr {24.1 > "24.1a"}} 0
test expr-old-25.16 {type conversions} {expr 2+2.5} 4.5
test expr-old-25.17 {type conversions} {expr 2+2.5} 4.5
test expr-old-25.18 {type conversions} {expr 2.0e2} 200.0
test expr-old-25.19 {type conversions} {expr 2.0e15} 2000000000000000.0
test expr-old-25.20 {type conversions} {expr 10.0} 10.0

# Various error conditions.

test expr-old-26.1 {error conditions} {
    list [catch {expr 2+"a"} msg] $msg
} {1 {can't use non-numeric string as operand of "+"}}
test expr-old-26.2 {error conditions} {
    list [catch {expr 2+4*} msg] $msg
} {1 {syntax error in expression "2+4*": premature end of expression}}
test expr-old-26.3 {error conditions} {
    list [catch {expr 2+4*(} msg] $msg
} {1 {syntax error in expression "2+4*(": premature end of expression}}
catch {unset _non_existent_}
test expr-old-26.4 {error conditions} {
    list [catch {expr 2+$_non_existent_} msg] $msg
} {1 {can't read "_non_existent_": no such variable}}
set a xx
test expr-old-26.5 {error conditions} {
    list [catch {expr {2+$a}} msg] $msg
} {1 {can't use non-numeric string as operand of "+"}}
test expr-old-26.6 {error conditions} {
    list [catch {expr {2+[set a]}} msg] $msg
} {1 {can't use non-numeric string as operand of "+"}}
test expr-old-26.7 {error conditions} {
    list [catch {expr {2+(4}} msg] $msg
} {1 {syntax error in expression "2+(4": looking for close parenthesis}}
test expr-old-26.8 {error conditions} {
    list [catch {expr 2/0} msg] $msg $errorCode
} {1 {divide by zero} {ARITH DIVZERO {divide by zero}}}
test expr-old-26.9 {error conditions} {
    list [catch {expr 2%0} msg] $msg $errorCode
} {1 {divide by zero} {ARITH DIVZERO {divide by zero}}}
test expr-old-26.10a {error conditions} !ieeeFloatingPoint {
    list [catch {expr 2.0/0.0} msg] $msg $errorCode
} {1 {divide by zero} {ARITH DIVZERO {divide by zero}}}
test expr-old-26.10b {error conditions} ieeeFloatingPoint {
    list [catch {expr 2.0/0.0} msg] $msg
} {0 Inf}
test expr-old-26.11 {error conditions} {
    list [catch {expr 2#} msg] $msg
} {1 {syntax error in expression "2#": extra tokens at end of expression}}
test expr-old-26.12 {error conditions} -body {
    list [catch {expr a.b} msg] $msg
} -match glob -result {1 {syntax error in expression "a.b": * preceding $*}}
test expr-old-26.13 {error conditions} {
    list [catch {expr {"a"/"b"}} msg] $msg
} {1 {can't use non-numeric string as operand of "/"}}
test expr-old-26.14 {error conditions} {
    list [catch {expr 2:3} msg] $msg
} {1 {syntax error in expression "2:3": extra tokens at end of expression}}
test expr-old-26.15 {error conditions} -body {
    list [catch {expr a@b} msg] $msg
} -match glob -result {1 {syntax error in expression "a@b": * preceding $*}}
test expr-old-26.16 {error conditions} {
    list [catch {expr a[b} msg] $msg
} {1 {missing close-bracket}}
test expr-old-26.17 {error conditions} -body {
    list [catch {expr a`b} msg] $msg
} -match glob -result {1 {syntax error in expression "a`b": * preceding $*}}
test expr-old-26.18 {error conditions} {
    list [catch {expr \"a\"\{b} msg] $msg
} {1 syntax\ error\ in\ expression\ \"\"a\"\{b\":\ extra\ tokens\ at\ end\ of\ expression}
test expr-old-26.19 {error conditions} -body {
    list [catch {expr a} msg] $msg
} -match glob -result {1 {syntax error in expression "a": * preceding $*}}
test expr-old-26.20 {error conditions} {
    list [catch expr msg] $msg
} {1 {wrong # args: should be "expr arg ?arg ...?"}}

# Cancelled evaluation.

test expr-old-27.1 {cancelled evaluation} {
    set a 1
    expr {0&&[set a 2]}
    set a
} 1
test expr-old-27.2 {cancelled evaluation} {
    set a 1
    expr {1||[set a 2]}
    set a
} 1
test expr-old-27.3 {cancelled evaluation} {
    set a 1
    expr {0?[set a 2]:1}
    set a
} 1
test expr-old-27.4 {cancelled evaluation} {
    set a 1
    expr {1?2:[set a 2]}
    set a
} 1
catch {unset x}
test expr-old-27.5 {cancelled evaluation} {
    list [catch {expr {[info exists x] && $x}} msg] $msg
} {0 0}
test expr-old-27.6 {cancelled evaluation} {
    list [catch {expr {0 && [concat $x]}} msg] $msg
} {0 0}
test expr-old-27.7 {cancelled evaluation} {
    set one 1
    list [catch {expr {1 || 1/$one}} msg] $msg
} {0 1}
test expr-old-27.8 {cancelled evaluation} {
    list [catch {expr {1 || -"string"}} msg] $msg
} {0 1}
test expr-old-27.9 {cancelled evaluation} {
    list [catch {expr {1 || ("string" * ("x" && "y"))}} msg] $msg
} {0 1}
test expr-old-27.10 {cancelled evaluation} {
    set x -1.0
    list [catch {expr {($x > 0) ? round(log($x)) : 0}} msg] $msg
} {0 0}
test expr-old-27.11 {cancelled evaluation} -body {
    list [catch {expr {0 && foo}} msg] $msg
} -match glob -result {1 {syntax error in expression "0 && foo": * preceding $*}}
test expr-old-27.12 {cancelled evaluation} -body {
    list [catch {expr {0 ? 1 : foo}} msg] $msg
} -match glob -result {1 {syntax error in expression "0 ? 1 : foo": * preceding $*}}

# Tcl_ExprBool as used in "if" statements

test expr-old-28.1 {Tcl_ExprBoolean usage} {
    set a 1
    if {2} {set a 2}
    set a
} 2
test expr-old-28.2 {Tcl_ExprBoolean usage} {
    set a 1
    if {0} {set a 2}
    set a
} 1
test expr-old-28.3 {Tcl_ExprBoolean usage} {
    set a 1
    if {1.2} {set a 2}
    set a
} 2
test expr-old-28.4 {Tcl_ExprBoolean usage} {
    set a 1
    if {-1.1} {set a 2}
    set a
} 2
test expr-old-28.5 {Tcl_ExprBoolean usage} {
    set a 1
    if {0.0} {set a 2}
    set a
} 1
test expr-old-28.6 {Tcl_ExprBoolean usage} {
    set a 1
    if {"YES"} {set a 2}
    set a
} 2
test expr-old-28.7 {Tcl_ExprBoolean usage} {
    set a 1
    if {"no"} {set a 2}
    set a
} 1
test expr-old-28.8 {Tcl_ExprBoolean usage} {
    set a 1
    if {"true"} {set a 2}
    set a
} 2
test expr-old-28.9 {Tcl_ExprBoolean usage} {
    set a 1
    if {"fAlse"} {set a 2}
    set a
} 1
test expr-old-28.10 {Tcl_ExprBoolean usage} {
    set a 1
    if {"on"} {set a 2}
    set a
} 2
test expr-old-28.11 {Tcl_ExprBoolean usage} {
    set a 1
    if {"Off"} {set a 2}
    set a
} 1
test expr-old-28.12 {Tcl_ExprBool usage} {
    list [catch {if {"abc"} {}} msg] $msg
} {1 {expected boolean value but got "abc"}}
test expr-old-28.13 {Tcl_ExprBool usage} {
    list [catch {if {"ogle"} {}} msg] $msg
} {1 {expected boolean value but got "ogle"}}
test expr-old-28.14 {Tcl_ExprBool usage} {
    list [catch {if {"o"} {}} msg] $msg
} {1 {expected boolean value but got "o"}}

# Operands enclosed in braces

test expr-old-29.1 {braces} {expr {{abc}}} abc
test expr-old-29.2 {braces} {expr {{00010}}} 8
test expr-old-29.3 {braces} {expr {{3.1200000}}} 3.12
test expr-old-29.4 {braces} {expr {{a{b}{1 {2 3}}c}}} "a{b}{1 {2 3}}c"
test expr-old-29.5 {braces} {
    list [catch {expr "\{abc"} msg] $msg
} {1 {missing close-brace}}

# Very long values

test expr-old-30.1 {long values} {
    set a "0000 1111 2222 3333 4444"
    set a "$a | $a | $a | $a | $a"
    set a "$a || $a || $a || $a || $a"
    expr {$a}
} {0000 1111 2222 3333 4444 | 0000 1111 2222 3333 4444 | 0000 1111 2222 3333 4444 | 0000 1111 2222 3333 4444 | 0000 1111 2222 3333 4444 || 0000 1111 2222 3333 4444 | 0000 1111 2222 3333 4444 | 0000 1111 2222 3333 4444 | 0000 1111 2222 3333 4444 | 0000 1111 2222 3333 4444 || 0000 1111 2222 3333 4444 | 0000 1111 2222 3333 4444 | 0000 1111 2222 3333 4444 | 0000 1111 2222 3333 4444 | 0000 1111 2222 3333 4444 || 0000 1111 2222 3333 4444 | 0000 1111 2222 3333 4444 | 0000 1111 2222 3333 4444 | 0000 1111 2222 3333 4444 | 0000 1111 2222 3333 4444 || 0000 1111 2222 3333 4444 | 0000 1111 2222 3333 4444 | 0000 1111 2222 3333 4444 | 0000 1111 2222 3333 4444 | 0000 1111 2222 3333 4444}
test expr-old-30.2 {long values} {
    set a "000000000000000000000000000000"
    set a "$a$a$a$a$a$a$a$a$a$a$a$a$a$a$a$a${a}5"
    expr $a
} 5

# Expressions spanning multiple arguments

test expr-old-31.1 {multiple arguments to expr command} {
    expr 4 + ( 6 *12) -3
} 73
test expr-old-31.2 {multiple arguments to expr command} {
    list [catch {expr 2 + (3 + 4} msg] $msg
} {1 {syntax error in expression "2 + (3 + 4": looking for close parenthesis}}
test expr-old-31.3 {multiple arguments to expr command} {
    list [catch {expr 2 + 3 +} msg] $msg
} {1 {syntax error in expression "2 + 3 +": premature end of expression}}
test expr-old-31.4 {multiple arguments to expr command} {
    list [catch {expr 2 + 3 )} msg] $msg
} {1 {syntax error in expression "2 + 3 )": extra tokens at end of expression}}

# Math functions

test expr-old-32.1 {math functions in expressions} {
    format %.6g [expr acos(0.5)]
} {1.0472}
test expr-old-32.2 {math functions in expressions} {
    format %.6g [expr asin(0.5)]
} {0.523599}
test expr-old-32.3 {math functions in expressions} {
    format %.6g [expr atan(1.0)]
} {0.785398}
test expr-old-32.4 {math functions in expressions} {
    format %.6g [expr atan2(2.0, 2.0)]
} {0.785398}
test expr-old-32.5 {math functions in expressions} {
    format %.6g [expr ceil(1.999)]
} {2}
test expr-old-32.6 {math functions in expressions} {
    format %.6g [expr cos(.1)]
} {0.995004}
test expr-old-32.7 {math functions in expressions} {
    format %.6g [expr cosh(.1)]
} {1.005}
test expr-old-32.8 {math functions in expressions} {
    format %.6g [expr exp(1.0)]
} {2.71828}
test expr-old-32.9 {math functions in expressions} {
    format %.6g [expr floor(2.000)]
} {2}
test expr-old-32.10 {math functions in expressions} {
    format %.6g [expr floor(2.001)]
} {2}
test expr-old-32.11 {math functions in expressions} {
    format %.6g [expr fmod(7.3, 3.2)]
} {0.9}
test expr-old-32.12 {math functions in expressions} {
    format %.6g [expr hypot(3.0, 4.0)]
} {5}
test expr-old-32.13 {math functions in expressions} {
    format %.6g [expr log(2.8)]
} {1.02962}
test expr-old-32.14 {math functions in expressions} {
    format %.6g [expr log10(2.8)]
} {0.447158}
test expr-old-32.15 {math functions in expressions} {
    format %.6g [expr pow(2.1, 3.1)]
} {9.97424}
test expr-old-32.16 {math functions in expressions} {
    format %.6g [expr sin(.1)]
} {0.0998334}
test expr-old-32.17 {math functions in expressions} {
    format %.6g [expr sinh(.1)]
} {0.100167}
test expr-old-32.18 {math functions in expressions} {
    format %.6g [expr sqrt(2.0)]
} {1.41421}
test expr-old-32.19 {math functions in expressions} {
    format %.6g [expr tan(0.8)]
} {1.02964}
test expr-old-32.20 {math functions in expressions} {
    format %.6g [expr tanh(0.8)]
} {0.664037}
test expr-old-32.21 {math functions in expressions} {
    format %.6g [expr abs(-1.8)]
} {1.8}
test expr-old-32.22 {math functions in expressions} {
    expr abs(10.0)
} {10.0}
test expr-old-32.23 {math functions in expressions} {
    format %.6g [expr abs(-4)]
} {4}
test expr-old-32.24 {math functions in expressions} {
    format %.6g [expr abs(66)]
} {66}

test expr-old-32.25a {math functions in expressions} {
    expr abs(0x8000000000000000)
} [expr 1<<63]

test expr-old-32.25b {math functions in expressions} {
    expr abs(0x80000000)
} 2147483648

test expr-old-32.26 {math functions in expressions} {
    expr double(1)
} {1.0}
test expr-old-32.27 {math functions in expressions} {
    expr double(1.1)
} {1.1}
test expr-old-32.28 {math functions in expressions} {
    expr int(1)
} {1}
test expr-old-32.29 {math functions in expressions} {
    expr int(1.4)
} {1}
test expr-old-32.30 {math functions in expressions} {
    expr int(1.6)
} {1}
test expr-old-32.31 {math functions in expressions} {
    expr int(-1.4)
} {-1}
test expr-old-32.32 {math functions in expressions} {
    expr int(-1.6)
} {-1}
test expr-old-32.33 {math functions in expressions} {
    expr int(1e60)
} 0
test expr-old-32.34 {math functions in expressions} {
    expr int(-1e60)
} 0
test expr-old-32.35 {math functions in expressions} {
    expr round(1.49)
} {1}
test expr-old-32.36 {math functions in expressions} {
    expr round(1.51)
} {2}
test expr-old-32.37 {math functions in expressions} {
    expr round(-1.49)
} {-1}
test expr-old-32.38 {math functions in expressions} {
    expr round(-1.51)
} {-2}
test expr-old-32.39 {math functions in expressions} {
    expr round(1e60)
} 999999999999999949387135297074018866963645011013410073083904
test expr-old-32.40 {math functions in expressions} {
    expr round(-1e60)
} -999999999999999949387135297074018866963645011013410073083904
test expr-old-32.41 {math functions in expressions} {
    list [catch {expr pow(1.0 + 3.0 - 2, .8 * 5)} msg] $msg
} {0 16.0}
test expr-old-32.42 {math functions in expressions} {
    list [catch {expr hypot(5*.8,3)} msg] $msg
} {0 5.0}
test expr-old-32.43 {math functions in expressions} testmathfunctions {
    expr 2*T1()
} 246
test expr-old-32.44 {math functions in expressions} testmathfunctions {
    expr T2()*3
} 1035
test expr-old-32.45 {math functions in expressions} {
    expr (0 <= rand()) && (rand() < 1)
} {1}
test expr-old-32.46 {math functions in expressions} -body {
    list [catch {expr rand(24)} msg] $msg
} -match glob -result {1 {too many arguments for math function*}}
test expr-old-32.47 {math functions in expressions} -body {
    list [catch {expr srand()} msg] $msg
} -match glob -result {1 {too few arguments for math function*}}
test expr-old-32.48 {math functions in expressions} -body {
    expr srand(3.79)
} -returnCodes error -match glob -result *
test expr-old-32.49 {math functions in expressions} -body {
    expr srand("")
} -returnCodes error -match glob -result *
test expr-old-32.50 {math functions in expressions} {
    set result [expr round(srand(12345) * 1000)]
    for {set i 0} {$i < 10} {incr i} {
	lappend result [expr round(rand() * 1000)]
    }
    set result
} {97 834 948 36 12 51 766 585 914 784 333}
test expr-old-32.51 {math functions in expressions} -body {
    expr {srand([lindex "6ty" 0])}
} -returnCodes error -match glob -result *
test expr-old-32.52 {math functions in expressions} {
    expr {srand(int(1<<37)) < 1}
} {1}
test expr-old-32.53 {math functions in expressions} {
    expr {srand((1<<31) - 1) > 0}
} {1}

test expr-old-33.1 {conversions and fancy args to math functions} {
    expr hypot ( 3 , 4 )
} 5.0
test expr-old-33.2 {conversions and fancy args to math functions} {
    expr hypot ( (2.0+1.0) , 4 )
} 5.0
test expr-old-33.3 {conversions and fancy args to math functions} {
    expr hypot ( 3 , (3.0 + 1.0) )
} 5.0
test expr-old-33.4 {conversions and fancy args to math functions} {
    format %.6g [expr cos(acos(0.1))]
} 0.1

test expr-old-34.1 {errors in math functions} -body {
    list [catch {expr func_2(1.0)} msg] $msg
} -match glob -result {1 {* "*func_2"}}
test expr-old-34.2 {errors in math functions} -body {
    list [catch {expr func|(1.0)} msg] $msg
} -match glob -result {1 {syntax error in expression "func|(1.0)": * preceding $*}}
test expr-old-34.3 {errors in math functions} {
    list [catch {expr {hypot("a b", 2.0)}} msg] $msg
} {1 {expected floating-point number but got "a b"}}
test expr-old-34.4 {errors in math functions} {
    list [catch {expr hypot(1.0 2.0)} msg] $msg
} {1 {syntax error in expression "hypot(1.0 2.0)": missing close parenthesis at end of function call}}
test expr-old-34.5 {errors in math functions} {
    list [catch {expr hypot(1.0, 2.0} msg] $msg
} {1 {syntax error in expression "hypot(1.0, 2.0": missing close parenthesis at end of function call}}
test expr-old-34.6 {errors in math functions} {
    list [catch {expr hypot(1.0 ,} msg] $msg
} {1 {syntax error in expression "hypot(1.0 ,": premature end of expression}}
test expr-old-34.7 {errors in math functions} -body {
    list [catch {expr hypot(1.0)} msg] $msg
} -match glob -result {1 {too few arguments for math function*}}
test expr-old-34.8 {errors in math functions} -body {
    list [catch {expr hypot(1.0, 2.0, 3.0)} msg] $msg
} -match glob -result {1 {too many arguments for math function*}}
test expr-old-34.9 {errors in math functions} {
    list [catch {expr acos(-2.0)} msg] $msg $errorCode
} {1 {domain error: argument not in valid range} {ARITH DOMAIN {domain error: argument not in valid range}}}
test expr-old-34.10 {errors in math functions} {
    list [catch {expr pow(-3, 1000001)} msg] $msg
} {0 -Inf}
test expr-old-34.11a {errors in math functions} !ieeeFloatingPoint {
    list [catch {expr pow(3, 1000001)} msg] $msg $errorCode
} {1 {floating-point value too large to represent} {ARITH OVERFLOW {floating-point value too large to represent}}}
test expr-old-34.11b {errors in math functions} ieeeFloatingPoint {
    list [catch {expr pow(3, 1000001)} msg] $msg
} {0 Inf}
test expr-old-34.12a {errors in math functions} !ieeeFloatingPoint {
    list [catch {expr -14.0*exp(100000)} msg] $msg $errorCode
} {1 {floating-point value too large to represent} {ARITH OVERFLOW {floating-point value too large to represent}}}
test expr-old-34.12b {errors in math functions} ieeeFloatingPoint {
    list [catch {expr -14.0*exp(100000)} msg] $msg
} {0 -Inf}
test expr-old-34.13 {errors in math functions} {
    expr wide(1.0e30)
} 5076964154930102272
test expr-old-34.14 {errors in math functions} {
    expr wide(-1.0e30)
} -5076964154930102272
test expr-old-34.15 {errors in math functions} {
    expr round(1.0e30)
} 1000000000000000019884624838656
test expr-old-34.16 {errors in math functions} {
    expr round(-1.0e30)
} -1000000000000000019884624838656
test expr-old-34.17 {errors in math functions} -constraints testmathfunctions \
    -body {
        list [catch {expr T1(4)} msg] $msg
    } -match glob -result {1 {too many arguments for math function*}}

test expr-old-36.1 {ExprLooksLikeInt procedure} -body {
    expr 0289
} -returnCodes error -match glob -result {*invalid octal number*}
test expr-old-36.2 {ExprLooksLikeInt procedure} {
    set x 0289
    list [catch {expr {$x+1}} msg] $msg
} {1 {can't use invalid octal number as operand of "+"}}
test expr-old-36.3 {ExprLooksLikeInt procedure} {
    list [catch {expr 0289.1} msg] $msg
} {0 289.1}
test expr-old-36.4 {ExprLooksLikeInt procedure} {
    set x 0289.1
    list [catch {expr {$x+1}} msg] $msg
} {0 290.1}
test expr-old-36.5 {ExprLooksLikeInt procedure} {
    set x {  +22}
    list [catch {expr {$x+1}} msg] $msg
} {0 23}
test expr-old-36.6 {ExprLooksLikeInt procedure} {
    set x {	-22}
    list [catch {expr {$x+1}} msg] $msg
} {0 -21}
test expr-old-36.7 {ExprLooksLikeInt procedure} {
    list [catch {expr nan} msg] $msg
} {1 {domain error: argument not in valid range}}
test expr-old-36.8 {ExprLooksLikeInt procedure} {
    list [catch {expr 78e1} msg] $msg
} {0 780.0}
test expr-old-36.9 {ExprLooksLikeInt procedure} {
    list [catch {expr 24E1} msg] $msg
} {0 240.0}
test expr-old-36.10 {ExprLooksLikeInt procedure} -body {
    expr 78e
} -returnCodes error -match glob -result {syntax error in expression "78e"*}

# test for [Bug #542588]
test expr-old-36.11 {ExprLooksLikeInt procedure} {
    # define a "too large integer"; this one works also for 64bit arith
    set x 665802003400000000000000
    expr {$x+1}
} 665802003400000000000001

# tests for [Bug #587140]
test expr-old-36.12 {ExprLooksLikeInt procedure} {
    set x "10;"
    list [catch {expr {$x+1}} msg] $msg
} {1 {can't use non-numeric string as operand of "+"}}
test expr-old-36.13 {ExprLooksLikeInt procedure} {
    set x " +"
    list [catch {expr {$x+1}} msg] $msg
} {1 {can't use non-numeric string as operand of "+"}}
test expr-old-36.14 {ExprLooksLikeInt procedure} {
    set x "123456789012345678901234567890 "
    expr {$x+1}
} 123456789012345678901234567891
test expr-old-36.15 {ExprLooksLikeInt procedure} {
    set x "099 "
    list [catch {expr {$x+1}} msg] $msg
} {1 {can't use invalid octal number as operand of "+"}}
test expr-old-36.16 {ExprLooksLikeInt procedure} {
    set x " 0xffffffffffffffffffffffffffffffffffffff  "
    expr {$x+1}
} [expr 0x100000000000000000000000000000000000000]

test expr-old-37.1 {Check that Tcl_ExprLong doesn't modify interpreter result if no error} testexprlong {
    testexprlong 4+1
} {This is a result: 5}
#Check for [Bug 1109484]
test expr-old-37.2 {Tcl_ExprLong handles wide ints gracefully} testexprlong {
    testexprlong wide(1)+2
} {This is a result: 3}

test expr-old-37.3 {Tcl_ExprLong on the empty string} testexprlong {
    testexprlong ""
} {This is a result: 0}
test expr-old-37.4 {Tcl_ExprLong coerces doubles} testexprlong {
    testexprlong 3+.14159
} {This is a result: 3}
test expr-old-37.5 {Tcl_ExprLong handles overflows} {testexprlong longIs32bit} {
    testexprlong 0x80000000
} {This is a result: -2147483648}
test expr-old-37.6 {Tcl_ExprLong handles overflows} {testexprlong longIs32bit} {
    testexprlong 0xffffffff
} {This is a result: -1}
test expr-old-37.7 {Tcl_ExprLong handles overflows} \
    -constraints {testexprlong longIs32bit} \
    -match glob \
    -body {
	list [catch {testexprlong 0x100000000} result] $result
    } \
    -result {1 {integer value too large to represent*}}
test expr-old-37.8 {Tcl_ExprLong handles overflows} testexprlong {
    testexprlong -0x80000000
} {This is a result: -2147483648}
test expr-old-37.9 {Tcl_ExprLong handles overflows} {testexprlong longIs32bit} {
    testexprlong -0xffffffff
} {This is a result: 1}
test expr-old-37.10 {Tcl_ExprLong handles overflows} \
    -constraints {testexprlong longIs32bit} \
    -match glob \
    -body {
	list [catch {testexprlong -0x100000000} result] $result
    } \
    -result {1 {integer value too large to represent*}}
test expr-old-37.11 {Tcl_ExprLong handles overflows} {testexprlong longIs32bit}  {
    testexprlong 2147483648.
} {This is a result: -2147483648}
test expr-old-37.12 {Tcl_ExprLong handles overflows} {testexprlong longIs32bit} {
    testexprlong 4294967295.
} {This is a result: -1}
test expr-old-37.13 {Tcl_ExprLong handles overflows} \
    -constraints {testexprlong longIs32bit} \
    -match glob \
    -body {
	list [catch {testexprlong 4294967296.} result] $result
    } \
    -result {1 {integer value too large to represent*}}
test expr-old-37.14 {Tcl_ExprLong handles overflows} testexprlong {
    testexprlong -2147483648.
} {This is a result: -2147483648}
test expr-old-37.15 {Tcl_ExprLong handles overflows} {testexprlong longIs32bit} {
    testexprlong -4294967295.
} {This is a result: 1}
test expr-old-37.16 {Tcl_ExprLong handles overflows} \
    -constraints {testexprlong longIs32bit} \
    -match glob \
    -body {
	list [catch {testexprlong 4294967296.} result] $result
    } \
    -result {1 {integer value too large to represent*}}

test expr-old-37.17 {Check that Tcl_ExprDouble doesn't modify interpreter result if no error} testexprdouble {
    testexprdouble 4.+1.
} {This is a result: 5.0}
#Check for [Bug 1109484]
test expr-old-37.18 {Tcl_ExprDouble on the empty string} testexprdouble {
    testexprdouble ""
} {This is a result: 0.0}
test expr-old-37.19 {Tcl_ExprDouble coerces wides} testexprdouble {
    testexprdouble 1[string repeat 0 17]
} {This is a result: 1e+17}
test expr-old-37.20 {Tcl_ExprDouble coerces bignums} testexprdouble {
    testexprdouble 1[string repeat 0 38]
} {This is a result: 1e+38}
test expr-old-37.21 {Tcl_ExprDouble handles overflows} testexprdouble {
    testexprdouble 17976931348623157[string repeat 0 292].
} {This is a result: 1.7976931348623157e+308}
test expr-old-37.22 {Tcl_ExprDouble handles overflows that look like int} \
    testexprdouble {
	testexprdouble 17976931348623157[string repeat 0 292]
    } {This is a result: 1.7976931348623157e+308}
test expr-old-37.23 {Tcl_ExprDouble handles overflows} \
    ieeeFloatingPoint&&testexprdouble {
	testexprdouble 17976931348623165[string repeat 0 292].
    } {This is a result: Inf}
test expr-old-37.24 {Tcl_ExprDouble handles overflows that look like int} \
    ieeeFloatingPoint&&testexprdouble {
	testexprdouble 17976931348623165[string repeat 0 292]
    } {This is a result: Inf}
test expr-old-37.25 {Tcl_ExprDouble and NaN} \
    {ieeeFloatingPoint testexprdouble} {
	list [catch {testexprdouble 0.0/0.0} result] $result
    } {1 {floating point value is Not a Number}}
    
test expr-old-38.1 {Verify Tcl_ExprString's basic operation} testexprstring {
    list [testexprstring "1+4"] [testexprstring "2*3+4.2"] \
	    [catch {testexprstring "1+"} msg] $msg
} {5 10.2 1 {syntax error in expression "1+": premature end of expression}}
test expr-old-38.2 {Tcl_ExprString} testexprstring {
    # This one is "magical"
    testexprstring {}
} 0
test expr-old-38.3 {Tcl_ExprString} -constraints testexprstring -body {
    testexprstring { }
} -returnCodes error -match glob -result *

#
# Test for bug #908375: rounding numbers that do not fit in a
# long but do fit in a wide
#

test expr-old-39.1 {Rounding with wide result} {
    set x 1.0e10
    set y [expr $x + 0.1]
    catch {
	set x [list [expr {$x == round($y)}] [expr $x == -round(-$y)]]
    }
    set x
} {1 1}
unset -nocomplain x y

#
# TIP #255 min and max math functions
#

test expr-old-40.1 {min math function} -body {
    expr {min(0)}
} -result 0
test expr-old-40.2 {min math function} -body {
    expr {min(0.0)}
} -result 0.0
test expr-old-40.3 {min math function} -body {
    list [catch {expr {min()}} msg] $msg
} -result {1 {too few arguments to math function "min"}}
test expr-old-40.4 {min math function} -body {
    expr {min(wide(-1) << 30, 4.5, -10)}
} -result [expr {wide(-1) << 30}]
test expr-old-40.5 {min math function} -body {
    expr {min("a", 0)}
} -returnCodes error -match glob -result *
test expr-old-40.6 {min math function} -body {
    expr {min(300, "0xFF")}
} -result 255

test expr-old-41.1 {max math function} -body {
    expr {max(0)}
} -result 0
test expr-old-41.2 {max math function} -body {
    expr {max(0.0)}
} -result 0.0
test expr-old-41.3 {max math function} -body {
    list [catch {expr {max()}} msg] $msg
} -result {1 {too few arguments to math function "max"}}
test expr-old-41.4 {max math function} -body {
    expr {max(wide(1) << 30, 4.5, -10)}
} -result [expr {wide(1) << 30}]
test expr-old-41.5 {max math function} -body {
    expr {max("a", 0)}
} -returnCodes error -match glob -result *
test expr-old-41.6 {max math function} -body {
    expr {max(200, "0xFF")}
} -result 255

# Special test for Pentium arithmetic bug of 1994:

if {(4195835.0 - (4195835.0/3145727.0)*3145727.0) == 256.0} {
    puts "Warning: this machine contains a defective Pentium processor"
    puts "that performs arithmetic incorrectly.  I recommend that you"
    puts "call Intel customer service immediately at 1-800-628-8686"
    puts "to request a replacement processor."
}

# cleanup
::tcltest::cleanupTests
return

# Local Variables:
# mode: tcl
# End: