summaryrefslogtreecommitdiffstats
path: root/tests/scrollbar.test
blob: 8f92c93571c09923498e993cacd8529b216381c4 (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
# This file is a Tcl script to test out scrollbar widgets and
# the "scrollbar" command of Tk.  It is organized in the standard
# fashion for Tcl tests.
#
# Copyright (c) 1994 The Regents of the University of California.
# Copyright (c) 1994-1997 Sun Microsystems, Inc.
# Copyright (c) 1998-1999 by Scriptics Corporation.
# All rights reserved.

package require tcltest 2.1
eval tcltest::configure $argv
tcltest::loadTestedCommands

proc scroll args {
    global scrollInfo
    set scrollInfo $args
}

proc getTroughSize {w} {
    if {[testConstraint testmetrics]} {
	if [string match v* [$w cget -orient]] {
	    return [expr [winfo height $w] - 2*[testmetrics cyvscroll $w]]
	} else {
	    return [expr [winfo width $w] - 2*[testmetrics cxhscroll $w]]
	}	    
    } else {
	if [string match v* [$w cget -orient]] {
	    return [expr [winfo height $w] \
		    - ([winfo width $w] \
			- [$w cget -highlightthickness] \
			- [$w cget -bd] + 1)*2]
	} else {
	    return [expr [winfo width $w] \
		    - ([winfo height $w] \
			- [$w cget -highlightthickness] \
			- [$w cget -bd] + 1)*2]
	}
    }
}

# XXX Note: this test file is woefully incomplete.  Right now there are
# only bits and pieces of tests.  Please make this file more complete
# as you fix bugs and add features.

foreach {width height} [wm minsize .] {
    set height [expr ($height < 200) ? 200 : $height]
    set width [expr ($width < 1) ? 1 : $width]
} 

frame .f -height $height -width $width
pack .f -side left
scrollbar .s
pack .s -side right -fill y
update
set i 1
foreach test {
    {-activebackground #ff0000 #ff0000 non-existent
	    {unknown color name "non-existent"}}
    {-activerelief sunken sunken non-existent
	    {bad relief "non-existent": must be flat, groove, raised, ridge, solid, or sunken}}
    {-background #ff0000 #ff0000 non-existent
	    {unknown color name "non-existent"}}
    {-bd 4 4 badValue {bad screen distance "badValue"}}
    {-bg #ff0000 #ff0000 non-existent
	    {unknown color name "non-existent"}}
    {-borderwidth 1.3 1 badValue {bad screen distance "badValue"}}
    {-command "set x" {set x} {} {}}
    {-elementborderwidth 4 4 badValue {bad screen distance "badValue"}}
    {-cursor arrow arrow badValue {bad cursor spec "badValue"}}
    {-highlightbackground #112233 #112233 ugly {unknown color name "ugly"}}
    {-highlightcolor #123456 #123456 bogus {unknown color name "bogus"}}
    {-highlightthickness 6 6 bogus {bad screen distance "bogus"}}
    {-highlightthickness -2 0 {} {}}
    {-jump true 1 silly {expected boolean value but got "silly"}}
    {-orient horizontal horizontal badValue
	    {bad orientation "badValue": must be vertical or horizontal}}
    {-orient horizontal horizontal bogus {bad orientation "bogus": must be vertical or horizontal}}
    {-relief ridge ridge badValue {bad relief "badValue": must be flat, groove, raised, ridge, solid, or sunken}}
    {-repeatdelay 140 140 129.3 {expected integer but got "129.3"}}
    {-repeatinterval 140 140 129.3 {expected integer but got "129.3"}}
    {-takefocus "any string" "any string" {} {}}
    {-troughcolor #432 #432 lousy {unknown color name "lousy"}}
    {-width 32 32 badValue {bad screen distance "badValue"}}
} {
    lassign $test name value okResult badValue badResult
    # Assume $name is plain; true of all our in-use options!
    test scrollbar-1.$i {configuration options} \
	".s configure $name [list $value]; .s cget $name" $okResult
    incr i
    if {$badValue ne ""} {
	test scrollbar-1.$i {configuration options} \
	    -body [list .s configure $name $badValue] \
	    -returnCodes error -result $badResult
	incr i
    }
    .s configure $name [lindex [.s configure $name] 3]
}

destroy .s
test scrollbar-2.1 {Tk_ScrollbarCmd procedure} -returnCodes error -body {
    scrollbar
} -result {wrong # args: should be "scrollbar pathName ?-option value ...?"}
test scrollbar-2.2 {Tk_ScrollbarCmd procedure} -body {
    scrollbar gorp
} -returnCodes error -result {bad window path name "gorp"}
test scrollbar-2.3 {Tk_ScrollbarCmd procedure} -setup {
    scrollbar .s
} -body {
    list [winfo class .s] [info command .s]
} -cleanup {
    destroy .s
} -result {Scrollbar .s}
test scrollbar-2.4 {Tk_ScrollbarCmd procedure} {
    list [catch {scrollbar .s -gorp blah} msg] $msg [winfo exists .s] \
	    [info command .s]
} {1 {unknown option "-gorp"} 0 {}}
test scrollbar-2.5 {Tk_ScrollbarCmd procedure} -setup {
    catch {destroy .s}
} -body {
    scrollbar .s
} -cleanup {
    destroy .s
} -result .s

scrollbar .s -orient vertical -command scroll -highlightthickness 2 -bd 2
pack .s -side right -fill y
update
test scrollbar-3.1 {ScrollbarWidgetCmd procedure} {
    list [catch {.s} msg] $msg
} {1 {wrong # args: should be ".s option ?arg ...?"}}
test scrollbar-3.2 {ScrollbarWidgetCmd procedure, "cget" option} {
    list [catch {.s cget} msg] $msg
} {1 {wrong # args: should be ".s cget option"}}
test scrollbar-3.3 {ScrollbarWidgetCmd procedure, "cget" option} {
    list [catch {.s cget -gorp} msg] $msg
} {1 {unknown option "-gorp"}}
test scrollbar-3.4 {ScrollbarWidgetCmd procedure, "activate" option} {
    list [catch {.s activate a b} msg] $msg
} {1 {wrong # args: should be ".s activate element"}}
test scrollbar-3.5 {ScrollbarWidgetCmd procedure, "activate" option} {
    .s activate arrow1
    .s activate
} {arrow1}
test scrollbar-3.6 {ScrollbarWidgetCmd procedure, "activate" option} {
    .s activate slider
    .s activate
} {slider}
test scrollbar-3.7 {ScrollbarWidgetCmd procedure, "activate" option} {
    .s activate arrow2
    .s activate
} {arrow2}
test scrollbar-3.8 {ScrollbarWidgetCmd procedure, "activate" option} {
    .s activate s
    .s activate {}
    .s activate
} {}
test scrollbar-3.9 {ScrollbarWidgetCmd procedure, "activate" option} {
    list [catch {.s activate trough1} msg] $msg
} {0 {}}
test scrollbar-3.10 {ScrollbarWidgetCmd procedure, "cget" option} {
    list [catch {.s cget -orient} msg] $msg
} {0 vertical}
scrollbar .s2
test scrollbar-3.11 {ScrollbarWidgetCmd procedure, "cget" option} {
    expr {[.s2 cget -bd] == [lindex [.s2 configure -bd] 3]}
} 1
test scrollbar-3.12 {ScrollbarWidgetCmd procedure, "cget" option} emptyTest {
    # empty test; duplicated scrollbar-3.11
} {}
test scrollbar-3.12.1 {ScrollbarWidgetCmd procedure, "cget" option} emptyTest {
    # empty test; duplicated scrollbar-3.11
} {}
test scrollbar-3.13 {ScrollbarWidgetCmd procedure, "cget" option} {
    expr {[.s2 cget -highlightthickness] == [lindex [.s2 configure -highlightthickness] 3]}
} 1
test scrollbar-3.14 {ScrollbarWidgetCmd procedure, "cget" option} emptyTest {
    # empty test; duplicated scrollbar-3.13
} {}
test scrollbar-3.14.1 {ScrollbarWidgetCmd procedure, "cget" option} emptyTest {
    # empty test; duplicated scrollbar-3.13
} {}
destroy .s2
test scrollbar-3.15 {ScrollbarWidgetCmd procedure, "configure" option} {
    llength [.s configure]
} {20}
test scrollbar-3.16 {ScrollbarWidgetCmd procedure, "configure" option} {
    list [catch {.s configure -bad} msg] $msg
} {1 {unknown option "-bad"}}
test scrollbar-3.17 {ScrollbarWidgetCmd procedure, "configure" option} {
    .s configure -orient
} {-orient orient Orient vertical vertical}
test scrollbar-3.18 {ScrollbarWidgetCmd procedure, "configure" option} {
    .s configure -orient horizontal
    set x [.s cget -orient]
    .s configure -orient vertical
    set x
} {horizontal}
test scrollbar-3.19 {ScrollbarWidgetCmd procedure, "configure" option} {
    list [catch {.s configure -bad worse} msg] $msg
} {1 {unknown option "-bad"}}
test scrollbar-3.20 {ScrollbarWidgetCmd procedure, "delta" option} {
    list [catch {.s delta 24} msg] $msg
} {1 {wrong # args: should be ".s delta xDelta yDelta"}}
test scrollbar-3.21 {ScrollbarWidgetCmd procedure, "delta" option} {
    list [catch {.s delta 24 35 42} msg] $msg
} {1 {wrong # args: should be ".s delta xDelta yDelta"}}
test scrollbar-3.22 {ScrollbarWidgetCmd procedure, "delta" option} {
    list [catch {.s delta silly 24} msg] $msg
} {1 {expected integer but got "silly"}}
test scrollbar-3.23 {ScrollbarWidgetCmd procedure, "delta" option} {
    list [catch {.s delta 18 xxyz} msg] $msg
} {1 {expected integer but got "xxyz"}}
test scrollbar-3.24 {ScrollbarWidgetCmd procedure, "delta" option} {
    list [catch {.s delta 18 xxyz} msg] $msg
} {1 {expected integer but got "xxyz"}}
test scrollbar-3.25 {ScrollbarWidgetCmd procedure, "delta" option} {
    format {%.6g} [.s delta 20 0]
} {0}
test scrollbar-3.26 {ScrollbarWidgetCmd procedure, "delta" option} {
    format {%.6g} [.s delta 0 20]
} [format %.6g [expr 20.0/([getTroughSize .s]-1)]]
test scrollbar-3.27 {ScrollbarWidgetCmd procedure, "delta" option} {
    format {%.6g} [.s delta 0 -20]
} [format %.6g [expr -20.0/([getTroughSize .s]-1)]]
test scrollbar-3.28 {ScrollbarWidgetCmd procedure, "delta" option} {
    toplevel .t -width 250 -height 100
    wm geom .t +0+0
    scrollbar .t.s -orient horizontal -borderwidth 2
    place .t.s -width 201
    update
    set result [list [format {%.6g} [.t.s delta 0 20]] \
	    [format {%.6g} [.t.s delta [expr [getTroughSize .t.s] - 1] 0]]]
    destroy .t
    set result
} {0 1}
test scrollbar-3.29 {ScrollbarWidgetCmd procedure, "fraction" option} {
    list [catch {.s fraction 24} msg] $msg
} {1 {wrong # args: should be ".s fraction x y"}}
test scrollbar-3.30 {ScrollbarWidgetCmd procedure, "fraction" option} {
    list [catch {.s fraction 24 30 32} msg] $msg
} {1 {wrong # args: should be ".s fraction x y"}}
test scrollbar-3.31 {ScrollbarWidgetCmd procedure, "fraction" option} {
    list [catch {.s fraction silly 24} msg] $msg
} {1 {expected integer but got "silly"}}
test scrollbar-3.32 {ScrollbarWidgetCmd procedure, "fraction" option} {
    list [catch {.s fraction 24 bogus} msg] $msg
} {1 {expected integer but got "bogus"}}
test scrollbar-3.33 {ScrollbarWidgetCmd procedure, "fraction" option} {
    format {%.6g} [.s fraction 0 0]
} {0}
test scrollbar-3.34 {ScrollbarWidgetCmd procedure, "fraction" option} {
    format {%.6g} [.s fraction 0 1000]
} {1}
test scrollbar-3.35 {ScrollbarWidgetCmd procedure, "fraction" option} {
    format {%.6g} [.s fraction 4 21]
} [format %.6g [expr (21.0 - ([winfo height .s] - [getTroughSize .s])/2.0) \
       /([getTroughSize .s] - 1)]]
test scrollbar-3.36 {ScrollbarWidgetCmd procedure, "fraction" option} unix {
    format {%.6g} [.s fraction 4 179]
} {1}
test scrollbar-3.37 {ScrollbarWidgetCmd procedure, "fraction" option} {testmetrics} {
    format {%.6g} [.s fraction 4 [expr 200 - [testmetrics cyvscroll .s]]]
} {1}
test scrollbar-3.38 {ScrollbarWidgetCmd procedure, "fraction" option} unix {
    format {%.6g} [.s fraction 4 178]
} {0.993711}
test scrollbar-3.39 {ScrollbarWidgetCmd procedure, "fraction" option} {testmetrics win} {
    expr \
    [format {%.6g} [.s fraction 4 [expr 200 - [testmetrics cyvscroll .s] - 2]]] \
	== [format %g [expr (200.0 - [testmetrics cyvscroll .s]*2 - 2) \
			   / ($height - 1 - [testmetrics cyvscroll .s]*2)]]
} 1

toplevel .t -width 250 -height 100
wm geom .t +0+0
scrollbar .t.s -orient horizontal -borderwidth 2
place .t.s -width 201
update

test scrollbar-3.41 {ScrollbarWidgetCmd procedure, "fraction" option} {
    format {%.6g} [.t.s fraction 100 0]
} {0.5}
if {[testConstraint testmetrics]} {
    place configure .t.s -width [expr 2*[testmetrics cxhscroll .t.s]+1]
} else {
    place configure .t.s -width [expr [winfo reqwidth .t.s] - 4]
}
update
test scrollbar-3.42 {ScrollbarWidgetCmd procedure, "fraction" option} {
    format {%.6g} [.t.s fraction 100 0]
} {0}
destroy .t
test scrollbar-3.43 {ScrollbarWidgetCmd procedure, "get" option} {
    list [catch {.s get a} msg] $msg
} {1 {wrong # args: should be ".s get"}}
test scrollbar-3.44 {ScrollbarWidgetCmd procedure, "get" option} {
    .s set 100 10 13 14
    .s get
} {100 10 13 14}
test scrollbar-3.45 {ScrollbarWidgetCmd procedure, "get" option} {
    .s set 0.6 0.8
    set result {}
    foreach element [.s get] {
	lappend result [format %.1f $element]
    }
    set result
} {0.6 0.8}
test scrollbar-3.46 {ScrollbarWidgetCmd procedure, "identify" option} {
    list [catch {.s identify 0} msg] $msg
} {1 {wrong # args: should be ".s identify x y"}}
test scrollbar-3.47 {ScrollbarWidgetCmd procedure, "identify" option} {
    list [catch {.s identify 0 0 1} msg] $msg
} {1 {wrong # args: should be ".s identify x y"}}
test scrollbar-3.48 {ScrollbarWidgetCmd procedure, "identify" option} {
    list [catch {.s identify bogus 2} msg] $msg
} {1 {expected integer but got "bogus"}}
test scrollbar-3.49 {ScrollbarWidgetCmd procedure, "identify" option} {
    list [catch {.s identify -1 bogus} msg] $msg
} {1 {expected integer but got "bogus"}}
test scrollbar-3.50 {ScrollbarWidgetCmd procedure, "identify" option} {
    .s identify 5 5
} {arrow1}
test scrollbar-3.51 {ScrollbarWidgetCmd procedure, "identify" option} {
    .s identify 5 35
} {trough1}
test scrollbar-3.52 {ScrollbarWidgetCmd procedure, "identify" option} {
    .s set .3 .6
    .s identify 5 80
} {slider}
test scrollbar-3.53 {ScrollbarWidgetCmd procedure, "identify" option} {
    .s identify 5 145
} {trough2}
test scrollbar-3.54 {ScrollbarWidgetCmd procedure, "identify" option} {unixOrPc} {
    .s identify 5 195
} {arrow2}
test scrollbar-3.56 {ScrollbarWidgetCmd procedure, "identify" option} unix {
    .s identify 0 0
} {}
test scrollbar-3.57 {ScrollbarWidgetCmd procedure, "set" option} {
    list [catch {.s set abc def} msg] $msg
} {1 {expected floating-point number but got "abc"}}
test scrollbar-3.58 {ScrollbarWidgetCmd procedure, "set" option} {
    list [catch {.s set 0.6 def} msg] $msg
} {1 {expected floating-point number but got "def"}}
test scrollbar-3.59 {ScrollbarWidgetCmd procedure, "set" option} {
    .s set -.2 .3
    set result {}
    foreach element [.s get] {
	lappend result [format %.1f $element]
    }
    set result
} {0.0 0.3}
test scrollbar-3.60 {ScrollbarWidgetCmd procedure, "set" option} {
    .s set 1.1 .4 
    .s get
} {1.0 1.0}
test scrollbar-3.61 {ScrollbarWidgetCmd procedure, "set" option} {
    .s set .5 -.3 
    .s get
} {0.5 0.5}
test scrollbar-3.62 {ScrollbarWidgetCmd procedure, "set" option} {
    .s set .5 87 
    .s get
} {0.5 1.0}
test scrollbar-3.63 {ScrollbarWidgetCmd procedure, "set" option} {
    .s set .4 .3
    set result {}
    foreach element [.s get] {
	lappend result [format %.1f $element]
    }
    set result
} {0.4 0.4}
test scrollbar-3.64 {ScrollbarWidgetCmd procedure, "set" option} {
    list [catch {.s set abc def ghi jkl} msg] $msg
} {1 {expected integer but got "abc"}}
test scrollbar-3.65 {ScrollbarWidgetCmd procedure, "set" option} {
    list [catch {.s set 1 def ghi jkl} msg] $msg
} {1 {expected integer but got "def"}}
test scrollbar-3.66 {ScrollbarWidgetCmd procedure, "set" option} {
    list [catch {.s set 1 2 ghi jkl} msg] $msg
} {1 {expected integer but got "ghi"}}
test scrollbar-3.67 {ScrollbarWidgetCmd procedure, "set" option} {
    list [catch {.s set 1 2 3 jkl} msg] $msg
} {1 {expected integer but got "jkl"}}
test scrollbar-3.68 {ScrollbarWidgetCmd procedure, "set" option} {
    .s set -10 50 20 30 
    .s get
} {0 50 0 0}
test scrollbar-3.69 {ScrollbarWidgetCmd procedure, "set" option} {
    .s set 100 -10 20 30 
    .s get
} {100 0 20 30}
test scrollbar-3.70 {ScrollbarWidgetCmd procedure, "set" option} {
    .s set 100 50 30 20 
    .s get
} {100 50 30 30}
test scrollbar-3.71 {ScrollbarWidgetCmd procedure, "set" option} {
    list [catch {.s set 1 2 3} msg] $msg
} {1 {wrong # args: should be ".s set firstFraction lastFraction" or ".s set totalUnits windowUnits firstUnit lastUnit"}}
test scrollbar-3.72 {ScrollbarWidgetCmd procedure, "set" option} {
    list [catch {.s set 1 2 3 4 5} msg] $msg
} {1 {wrong # args: should be ".s set firstFraction lastFraction" or ".s set totalUnits windowUnits firstUnit lastUnit"}}
test scrollbar-3.73 {ScrollbarWidgetCmd procedure} {
    list [catch {.s bogus} msg] $msg
} {1 {bad option "bogus": must be activate, cget, configure, delta, fraction, get, identify, or set}}
test scrollbar-3.74 {ScrollbarWidgetCmd procedure} {
    list [catch {.s c} msg] $msg
} {1 {ambiguous option "c": must be activate, cget, configure, delta, fraction, get, identify, or set}}

test scrollbar-4.1 {ScrollbarEventProc procedure} {
    catch {destroy .s1}
    scrollbar .s1 -bg #543210
    rename .s1 .s2
    set x {}
    lappend x [winfo exists .s1]
    lappend x [.s2 cget -bg]
    destroy .s1
    lappend x [info command .s?] [winfo exists .s1] [winfo exists .s2]
} {1 #543210 {} 0 0}

test scrollbar-5.1 {ScrollbarCmdDeletedProc procedure} {
    catch {destroy .s1}
    scrollbar .s1
    rename .s1 {}
    list [info command .s?] [winfo exists .s1]
} {{} 0}

catch {destroy .s}
scrollbar .s -orient vertical -relief sunken -bd 2 -highlightthickness 2
pack .s -side left -fill y
.s set .2 .4
update

test scrollbar-6.1 {ScrollbarPosition procedure} unix {
    .s identify 8 3
} {}
test scrollbar-6.3 {ScrollbarPosition procedure} unix {
    .s identify 8 196
} {}
test scrollbar-6.4 {ScrollbarPosition procedure} unix {
    .s identify 3 100
} {}
test scrollbar-6.6 {ScrollbarPosition procedure} unix {
    .s identify 19 100
} {}
test scrollbar-6.7 {ScrollbarPosition procedure} {
    .s identify [expr [winfo width .s] / 2] -1
} {}
test scrollbar-6.8 {ScrollbarPosition procedure} {
    .s identify [expr [winfo width .s] / 2] [expr [winfo height .s]]
} {}
test scrollbar-6.9 {ScrollbarPosition procedure} {
    .s identify -1 [expr [winfo height .s] / 2]
} {}
test scrollbar-6.10 {ScrollbarPosition procedure} {
    .s identify [winfo width .s] [expr [winfo height .s] / 2]
} {}
test scrollbar-6.11 {ScrollbarPosition procedure} unix {
    .s identify 8 4
} {arrow1}
test scrollbar-6.12 {ScrollbarPosition procedure} unix {
    .s identify 8 19
} {arrow1}
test scrollbar-6.14 {ScrollbarPosition procedure} win {
    .s identify [expr [winfo width .s] / 2] 0 
} {arrow1}
test scrollbar-6.15 {ScrollbarPosition procedure} {testmetrics win} {
    .s identify [expr [winfo width .s] / 2] [expr [testmetrics cyvscroll .s] - 1]
} {arrow1}
test scrollbar-6.16 {ScrollbarPosition procedure} unix {
    .s identify 8 20
} {trough1}
test scrollbar-6.17 {ScrollbarPosition procedure} {unix nonPortable} {
    # Don't know why this is non-portable, but it doesn't work on
    # some platforms.
    .s identify 8 51
} {trough1}
test scrollbar-6.18 {ScrollbarPosition procedure} {testmetrics win} {
    .s identify [expr [winfo width .s] / 2] [testmetrics cyvscroll .s]
} {trough1}
test scrollbar-6.19 {ScrollbarPosition procedure} {testmetrics win} {
    .s identify [expr [winfo width .s] / 2] [expr int(.2 / [.s delta 0 1]) \
						+ [testmetrics cyvscroll .s] - 1]
} {trough1}
test scrollbar-6.20 {ScrollbarPosition procedure} unix {
    .s identify 8 52
} {slider}
test scrollbar-6.21 {ScrollbarPosition procedure} {unix nonPortable} {
    # Don't know why this is non-portable, but it doesn't work on
    # some platforms.
    .s identify 8 83
} {slider}
test scrollbar-6.22 {ScrollbarPosition procedure} {testmetrics win} {
    .s identify [expr [winfo width .s] / 2] \
	[expr int(.2 / [.s delta 0 1] + 0.5) + [testmetrics cyvscroll .s]]
} {slider}
test scrollbar-6.23 {ScrollbarPosition procedure} {testmetrics win} {
    .s identify [expr [winfo width .s] / 2] [expr int(.4 / [.s delta 0 1]) \
						 + [testmetrics cyvscroll .s] - 1]
} {slider}
test scrollbar-6.24 {ScrollbarPosition procedure} unix {
    .s identify 8 84
} {trough2}
test scrollbar-6.25 {ScrollbarPosition procedure} unix {
    .s identify 8 179
} {trough2}
test scrollbar-6.27 {ScrollbarPosition procedure} {testmetrics win knownBug} {
    # This asks for 8,21, which is actually the slider, but there is a
    # bug in that GetSystemMetrics(SM_CYVTHUMB) actually returns a value
    # that is larger than the thumb displayed, skewing the ability to
    # calculate the trough2 area correctly (Win2k).  -- hobbs
    .s identify [expr [winfo width .s] / 2] [expr int(.4 / [.s delta 0 1]) \
						 + [testmetrics cyvscroll .s]]
} {trough2}
test scrollbar-6.28 {ScrollbarPosition procedure} {testmetrics win} {
    .s identify [expr [winfo width .s] / 2] [expr [winfo height .s] \
						 - [testmetrics cyvscroll .s] - 1]
} {trough2}
test scrollbar-6.29 {ScrollbarPosition procedure} unix {
    .s identify 8 180
} {arrow2}
test scrollbar-6.30 {ScrollbarPosition procedure} unix {
    .s identify 8 195
} {arrow2}
test scrollbar-6.32 {ScrollbarPosition procedure} {testmetrics win} {
    .s identify [expr [winfo width .s] / 2]  [expr [winfo height .s] \
						  - [testmetrics cyvscroll .s]]
} {arrow2}
test scrollbar-6.33 {ScrollbarPosition procedure} win {
    .s identify [expr [winfo width .s] / 2] [expr [winfo height .s] - 1]
} {arrow2}
test scrollbar-6.34 {ScrollbarPosition procedure} unix {
    .s identify 4 100
} {trough2}
test scrollbar-6.35 {ScrollbarPosition procedure} unix {
    .s identify 18 100
} {trough2}
test scrollbar-6.37 {ScrollbarPosition procedure} win {
    .s identify 0 100
} {trough2}
test scrollbar-6.38 {ScrollbarPosition procedure} win {
    .s identify [expr [winfo width .s] - 1] 100
} {trough2}

catch {destroy .t}
toplevel .t -width 250 -height 150
wm geometry .t +0+0
scrollbar .t.s -orient horizontal -relief sunken -bd 2 -highlightthickness 2
place .t.s -width 200
.t.s set .2 .4
update

test scrollbar-6.39 {ScrollbarPosition procedure} unix {
    .t.s identify 4 8
} {arrow1}
test scrollbar-6.40 {ScrollbarPosition procedure} win {
    .t.s identify 0 [expr [winfo height .t.s] / 2]
} {arrow1}
test scrollbar-6.41 {ScrollbarPosition procedure} unix {
    .t.s identify 82 8
} {slider}
test scrollbar-6.43 {ScrollbarPosition procedure} {testmetrics win} {
    .t.s identify [expr int(.4 / [.t.s delta 1 0]) + [testmetrics cxhscroll .t.s] \
		       - 1] [expr [winfo height .t.s] / 2] 
} {slider}
test scrollbar-6.44 {ScrollbarPosition procedure} unix {
    .t.s identify 100 18
} {trough2}
test scrollbar-6.46 {ScrollbarPosition procedure} win {
    .t.s identify 100 [expr [winfo height .t.s] - 1]
} {trough2}

test scrollbar-7.1 {EventuallyRedraw} {
    .s configure -orient horizontal
    update
    set result [.s cget -orient]
    .s configure -orient vertical
    update
    lappend result [.s cget -orient]
} {horizontal vertical}

catch {destroy .t}
toplevel .t
wm geometry .t +0+0
test scrollbar-8.1 {TkScrollbarEventProc: recursive deletion} {
    proc doit {args} { destroy .t.f }
    proc bgerror {args} {}
    destroy .t.f
    frame .t.f
    scrollbar .t.f.s -command doit
    pack .t.f -fill both -expand 1
    pack .t.f.s -fill y -expand 1 -side right
    wm geometry .t 100x100
    .t.f.s set 0 .5
    update
    set result [winfo exists .t.f.s]
    event generate .t.f.s <ButtonPress> -button 1 -x [expr [winfo width .t.f.s] / 2] -y 5
    event generate .t <ButtonRelease> -button 1
    update
    lappend result [winfo exists .t.f.s] [winfo exists .t.f]
    rename bgerror {}
    set result
} {1 0 0}
test scrollbar-8.2 {TkScrollbarEventProc: recursive deletion} {
    proc doit {args} { destroy .t.f.s }
    proc bgerror {args} {}
    destroy .t.f
    frame .t.f
    scrollbar .t.f.s -command doit
    pack .t.f -fill both -expand 1
    pack .t.f.s -fill y -expand 1 -side right
    wm geometry .t 100x100
    .t.f.s set 0 .5
    update
    set result [winfo exists .t.f.s]
    event generate .t.f.s <ButtonPress> -button 1 -x [expr [winfo width .t.f.s] / 2] -y 5
    event generate .t.f <ButtonRelease> -button 1
    update
    lappend result [winfo exists .t.f.s] [winfo exists .t.f]
    rename bgerror {}
    set result
} {1 0 1}

set l [interp hidden]
deleteWindows

test scrollbar-9.1 {scrollbar widget vs hidden commands} {
    catch {destroy .s}
    scrollbar .s
    interp hide {} .s
    destroy .s
    list [winfo children .] [interp hidden]
} [list {} $l]

test scrollbar-10.1 {<MouseWheel> event on scrollbar} -constraints win -setup {
    destroy .t .s
} -body {
    pack [text .t -yscrollcommand {.s set}] -side left
    for {set i 1} {$i < 100} {incr i} {.t insert end "Line $i\n"}
    pack [scrollbar .s -command {.t yview}] -fill y -expand 1 -side left
    update
    focus -force .s
    event generate .s <MouseWheel> -delta -120
    after 200 {set eventprocessed 1} ; vwait eventprocessed
    .t index @0,0
} -cleanup {
    destroy .t .s
} -result {2.0}

catch {destroy .s}
catch {destroy .t}

# cleanup
cleanupTests
return