1 # Commands covered: scan
3 # This file contains a collection of tests for one or more of the Tcl built-in
4 # commands. Sourcing this file into Tcl runs the tests and generates output
5 # for errors. No output means no errors were found.
7 # Copyright (c) 1991-1994 The Regents of the University of California.
8 # Copyright (c) 1994-1997 Sun Microsystems, Inc.
9 # Copyright (c) 1998-1999 by Scriptics Corporation.
11 # See the file "license.terms" for information on usage and redistribution
12 # of this file, and for a DISCLAIMER OF ALL WARRANTIES.
14 if {"::tcltest" ni [namespace children]} {
15 package require tcltest 2.5
16 namespace import -force ::tcltest::*
19 # procedure that returns the range of integers
22 for { set MIN_INT 1 } { int($MIN_INT) > 0 } {} {
23 set MIN_INT [expr { $MIN_INT << 1 }]
25 set MIN_INT [expr {int($MIN_INT)}]
26 set MAX_INT [expr { ~ $MIN_INT }]
27 return [list $MIN_INT $MAX_INT]
30 # Big test for correct ordering of data in [expr]
34 binary scan [binary format dd -1.0 1.0] c* c
36 {0 0 0 0 0 0 -16 -65 0 0 0 0 0 0 -16 63} {
38 binary scan \x00\x00\x00\x00\x00\x00\xf0\xff d \
40 binary scan \x00\x00\x00\x00\x00\x00\xf0\xbf d \
42 binary scan \x00\x00\x00\x00\x00\x00\x08\x80 d \
43 ieeeValues(-Subnormal)
44 binary scan \x00\x00\x00\x00\x00\x00\x00\x80 d \
46 binary scan \x00\x00\x00\x00\x00\x00\x00\x00 d \
48 binary scan \x00\x00\x00\x00\x00\x00\x08\x00 d \
49 ieeeValues(+Subnormal)
50 binary scan \x00\x00\x00\x00\x00\x00\xf0\x3f d \
52 binary scan \x00\x00\x00\x00\x00\x00\xf0\x7f d \
54 binary scan \x00\x00\x00\x00\x00\x00\xf8\x7f d \
56 set ieeeValues(littleEndian) 1
59 {-65 -16 0 0 0 0 0 0 63 -16 0 0 0 0 0 0} {
60 binary scan \xff\xf0\x00\x00\x00\x00\x00\x00 d \
62 binary scan \xbf\xf0\x00\x00\x00\x00\x00\x00 d \
64 binary scan \x80\x08\x00\x00\x00\x00\x00\x00 d \
65 ieeeValues(-Subnormal)
66 binary scan \x80\x00\x00\x00\x00\x00\x00\x00 d \
68 binary scan \x00\x00\x00\x00\x00\x00\x00\x00 d \
70 binary scan \x00\x08\x00\x00\x00\x00\x00\x00 d \
71 ieeeValues(+Subnormal)
72 binary scan \x3f\xf0\x00\x00\x00\x00\x00\x00 d \
74 binary scan \x7f\xf0\x00\x00\x00\x00\x00\x00 d \
76 binary scan \x7f\xf8\x00\x00\x00\x00\x00\x00 d \
78 set ieeeValues(littleEndian) 0
87 testConstraint ieeeFloatingPoint [testIEEE]
88 testConstraint wideIs64bit \
89 [expr {(wide(0x80000000) > 0) && (wide(0x8000000000000000) < 0)}]
91 test scan-1.1 {BuildCharSet, CharInSet} {
92 list [scan foo {%[^o]} x] $x
94 test scan-1.2 {BuildCharSet, CharInSet} {
95 list [scan \]foo {%[]f]} x] $x
97 test scan-1.3 {BuildCharSet, CharInSet} {
98 list [scan abc-def {%[a-c]} x] $x
100 test scan-1.4 {BuildCharSet, CharInSet} {
101 list [scan abc-def {%[a-c]} x] $x
103 test scan-1.5 {BuildCharSet, CharInSet} {
104 list [scan -abc-def {%[-ac]} x] $x
106 test scan-1.6 {BuildCharSet, CharInSet} {
107 list [scan -abc-def {%[ac-]} x] $x
109 test scan-1.7 {BuildCharSet, CharInSet} {
110 list [scan abc-def {%[c-a]} x] $x
112 test scan-1.8 {BuildCharSet, CharInSet} {
113 list [scan def-abc {%[^c-a]} x] $x
115 test scan-1.9 {BuildCharSet, CharInSet no match} -setup {
118 list [scan {= f} {= %[TF]} x] [info exists x]
121 test scan-2.1 {ReleaseCharSet} {
122 list [scan abcde {%[abc]} x] $x
124 test scan-2.2 {ReleaseCharSet} {
125 list [scan abcde {%[a-c]} x] $x
128 test scan-3.1 {ValidateFormat} -returnCodes error -body {
130 } -result {cannot mix "%" and "%n$" conversion specifiers}
131 test scan-3.2 {ValidateFormat} -returnCodes error -body {
133 } -result {cannot mix "%" and "%n$" conversion specifiers}
134 test scan-3.3 {ValidateFormat} -returnCodes error -body {
136 } -result {"%n$" argument index out of range}
137 test scan-3.4 {ValidateFormat} {
138 # degenerate case, before changed from 8.2 to 8.3
139 list [catch {scan {} %d} msg] $msg
141 test scan-3.5 {ValidateFormat} -returnCodes error -body {
143 } -result {field width may not be specified in %c conversion}
144 test scan-3.6 {ValidateFormat} -returnCodes error -body {
146 } -result {bad scan conversion character "$"}
147 test scan-3.7 {ValidateFormat} -returnCodes error -body {
149 } -result {variable is assigned by multiple "%n$" conversion specifiers}
150 test scan-3.8 {ValidateFormat} -returnCodes error -body {
152 } -result {variable is not assigned by any conversion specifiers}
153 test scan-3.9 {ValidateFormat} -returnCodes error -body {
155 } -result {variable is not assigned by any conversion specifiers}
156 test scan-3.10 {ValidateFormat} -returnCodes error -body {
158 } -result {unmatched [ in format string}
159 test scan-3.11 {ValidateFormat} -returnCodes error -body {
161 } -result {unmatched [ in format string}
162 test scan-3.12 {ValidateFormat} -returnCodes error -body {
164 } -result {unmatched [ in format string}
165 test scan-3.13 {ValidateFormat} -returnCodes error -body {
167 } -result {unmatched [ in format string}
169 test scan-4.1 {Tcl_ScanObjCmd, argument checks} -returnCodes error -body {
171 } -result {wrong # args: should be "scan string format ?varName ...?"}
172 test scan-4.2 {Tcl_ScanObjCmd, argument checks} -returnCodes error -body {
174 } -result {wrong # args: should be "scan string format ?varName ...?"}
175 test scan-4.3 {Tcl_ScanObjCmd, argument checks} {
176 # degenerate case, before changed from 8.2 to 8.3
177 list [catch {scan string format} msg] $msg
179 test scan-4.4 {Tcl_ScanObjCmd, whitespace} {
180 list [scan { abc def } {%s%s} x y] $x $y
182 test scan-4.5 {Tcl_ScanObjCmd, whitespace} {
183 list [scan { abc def } { %s %s } x y] $x $y
185 test scan-4.6 {Tcl_ScanObjCmd, whitespace} {
186 list [scan { abc def } { %s %s } x y] $x $y
188 test scan-4.7 {Tcl_ScanObjCmd, literals} {
189 # degenerate case, before changed from 8.2 to 8.3
190 scan { abc def } { abc def }
192 test scan-4.8 {Tcl_ScanObjCmd, literals} {
194 list [scan { abcg} { abc def %1s} x] $x
196 test scan-4.9 {Tcl_ScanObjCmd, literals} {
197 list [scan { abc%defghi} { abc %% def%n } x] $x
199 test scan-4.10 {Tcl_ScanObjCmd, assignment suppression} {
200 list [scan { abc def } { %*c%s def } x] $x
202 test scan-4.11 {Tcl_ScanObjCmd, XPG3-style} {
203 list [scan { abc def } {%2$s %1$s} x y] $x $y
205 test scan-4.12 {Tcl_ScanObjCmd, width specifiers} {
206 list [scan {abc123456789012} {%3s%3d%3f%3[0-9]%s} a b c d e] $a $b $c $d $e
207 } {5 abc 123 456.0 789 012}
208 test scan-4.13 {Tcl_ScanObjCmd, width specifiers} {
209 list [scan {abc123456789012} {%3s%3d%3f%3[0-9]%s} a b c d e] $a $b $c $d $e
210 } {5 abc 123 456.0 789 012}
211 test scan-4.14 {Tcl_ScanObjCmd, underflow} {
213 list [scan {a} {a%d} x] $x
215 test scan-4.15 {Tcl_ScanObjCmd, underflow} {
217 list [scan {} {a%d} x] $x
219 test scan-4.16 {Tcl_ScanObjCmd, underflow} {
221 list [scan {ab} {a%d} x] $x
223 test scan-4.17 {Tcl_ScanObjCmd, underflow} {
225 list [scan {a } {a%d} x] $x
227 test scan-4.18 {Tcl_ScanObjCmd, skipping whitespace} {
228 list [scan { b} {%c%s} x y] $x $y
230 test scan-4.19 {Tcl_ScanObjCmd, skipping whitespace} {
231 list [scan { b} {%[^b]%s} x y] $x $y
233 test scan-4.20 {Tcl_ScanObjCmd, string scanning} {
234 list [scan {abc def} {%s} x] $x
236 test scan-4.21 {Tcl_ScanObjCmd, string scanning} {
237 list [scan {abc def} {%0s} x] $x
239 test scan-4.22 {Tcl_ScanObjCmd, string scanning} {
240 list [scan {abc def} {%2s} x] $x
242 test scan-4.23 {Tcl_ScanObjCmd, string scanning} {
243 list [scan {abc def} {%*s%n} x] $x
245 test scan-4.24 {Tcl_ScanObjCmd, charset scanning} {
246 list [scan {abcdef} {%[a-c]} x] $x
248 test scan-4.25 {Tcl_ScanObjCmd, charset scanning} {
249 list [scan {abcdef} {%0[a-c]} x] $x
251 test scan-4.26 {Tcl_ScanObjCmd, charset scanning} {
252 list [scan {abcdef} {%2[a-c]} x] $x
254 test scan-4.27 {Tcl_ScanObjCmd, charset scanning} {
255 list [scan {abcdef} {%*[a-c]%n} x] $x
257 test scan-4.28 {Tcl_ScanObjCmd, character scanning} {
258 list [scan {abcdef} {%c} x] $x
260 test scan-4.29 {Tcl_ScanObjCmd, character scanning} {
261 list [scan {abcdef} {%*c%n} x] $x
264 test scan-4.30 {Tcl_ScanObjCmd, base-10 integer scanning} -setup {
267 list [scan {1234567890a} {%3d} x] $x
269 test scan-4.31 {Tcl_ScanObjCmd, base-10 integer scanning} -setup {
272 list [scan {1234567890a} {%d} x] $x
273 } -result {1 1234567890}
274 test scan-4.32 {Tcl_ScanObjCmd, base-10 integer scanning} -setup {
277 list [scan {01234567890a} {%d} x] $x
278 } -result {1 1234567890}
279 test scan-4.33 {Tcl_ScanObjCmd, base-10 integer scanning} -setup {
282 list [scan {+01234} {%d} x] $x
284 test scan-4.34 {Tcl_ScanObjCmd, base-10 integer scanning} -setup {
287 list [scan {-01234} {%d} x] $x
289 test scan-4.35 {Tcl_ScanObjCmd, base-10 integer scanning} -setup {
292 list [scan {a01234} {%d} x] $x
294 test scan-4.36 {Tcl_ScanObjCmd, base-10 integer scanning} -setup {
297 list [scan {0x10} {%d} x] $x
299 test scan-4.37 {Tcl_ScanObjCmd, base-8 integer scanning} -setup {
302 list [scan {012345678} {%o} x] $x
304 test scan-4.38 {Tcl_ScanObjCmd, base-8 integer scanning} -setup {
307 list [scan {+1238 -1239 123a} {%o%*s%o%*s%o} x y z] $x $y $z
308 } -result {3 83 -83 83}
309 test scan-4.39 {Tcl_ScanObjCmd, base-16 integer scanning} -setup {
312 list [scan {+1238 -123a 0123} {%x%x%x} x y z] $x $y $z
313 } -result {3 4664 -4666 291}
314 test scan-4.40 {Tcl_ScanObjCmd, base-16 integer scanning} -setup {
317 # The behavior changed in 8.4a4/8.3.4cvs (6 Feb) to correctly
318 # return '1' for 0x1 scanned via %x, to comply with 8.0 and C scanf.
320 list [scan {aBcDeF AbCdEf 0x1} {%x%x%x} x y z] $x $y $z
321 } -result {3 11259375 11259375 1}
322 test scan-4.40.1 {Tcl_ScanObjCmd, base-16 integer scanning} -setup {
325 list [scan {0xF 0x00A0B 0X0XF} {%x %x %x} x y z] $x $y $z
326 } -result {3 15 2571 0}
327 test scan-4.40.2 {Tcl_ScanObjCmd, base-16 integer scanning} -setup {
330 list [scan {xF} {%x} x] [info exists x]
332 test scan-4.40.3 {Tcl_ScanObjCmd, base-2 integer scanning} -setup {
335 list [scan {1001 0b101 100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000} {%b %b %llb} x y z] $x $y $z
336 } -result {3 9 5 340282366920938463463374607431768211456}
337 test scan-4.41 {Tcl_ScanObjCmd, base-unknown integer scanning} -setup {
340 list [scan {10 010 0x10 0b10} {%i%i%i%i} x y z t] $x $y $z $t
341 } -result {4 10 8 16 0}
342 test scan-4.42 {Tcl_ScanObjCmd, base-unknown integer scanning} -setup {
345 list [scan {10 010 0X10} {%i%i%i} x y z] $x $y $z
346 } -result {3 10 8 16}
347 test scan-4.43 {Tcl_ScanObjCmd, integer scanning, odd cases} -setup {
350 list [scan {+ } {%i} x] $x
352 test scan-4.44 {Tcl_ScanObjCmd, integer scanning, odd cases} -setup {
355 list [scan {+} {%i} x] $x
357 test scan-4.45 {Tcl_ScanObjCmd, integer scanning, odd cases} -setup {
360 list [scan {0x} {%i%s} x y] $x $y
362 test scan-4.46 {Tcl_ScanObjCmd, integer scanning, odd cases} -setup {
365 list [scan {0X} {%i%s} x y] $x $y
367 test scan-4.47 {Tcl_ScanObjCmd, integer scanning, suppressed} -setup {
370 list [scan {123def} {%*i%s} x] $x
372 test scan-4.48 {Tcl_ScanObjCmd, float scanning} {
373 list [scan {1 2 3} {%e %f %g} x y z] $x $y $z
375 test scan-4.49 {Tcl_ScanObjCmd, float scanning} {
376 list [scan {.1 0.2 3.} {%e %f %g} x y z] $x $y $z
378 test scan-4.49-uc-1 {Tcl_ScanObjCmd, float scanning} {
379 list [scan {0.5*0.75} {%E%c%G} x y z] $x $y $z
381 test scan-4.49-uc-2 {Tcl_ScanObjCmd, float scanning} {
382 list [scan {5e-1*75E-2} {%E%c%G} x y z] $x $y $z
384 test scan-4.50 {Tcl_ScanObjCmd, float scanning} {
385 list [scan {1234567890a} %f x] $x
387 test scan-4.51 {Tcl_ScanObjCmd, float scanning} {
388 list [scan {+123+45} %f x] $x
390 test scan-4.52 {Tcl_ScanObjCmd, float scanning} {
391 list [scan {-123+45} %f x] $x
393 test scan-4.53 {Tcl_ScanObjCmd, float scanning} {
394 list [scan {1.0e1} %f x] $x
396 test scan-4.54 {Tcl_ScanObjCmd, float scanning} {
397 list [scan {1.0e-1} %f x] $x
399 test scan-4.55 {Tcl_ScanObjCmd, odd cases} -setup {
402 list [scan {+} %f x] $x
404 test scan-4.56 {Tcl_ScanObjCmd, odd cases} -setup {
407 list [scan {1.0e} %f%s x y] $x $y
409 test scan-4.57 {Tcl_ScanObjCmd, odd cases} -setup {
412 list [scan {1.0e+} %f%s x y] $x $y
414 test scan-4.58 {Tcl_ScanObjCmd, odd cases} -setup {
418 list [scan {e1} %f%s x y] $x $y
420 test scan-4.59 {Tcl_ScanObjCmd, float scanning} {
421 list [scan {1.0e-1x} %*f%n x] $x
424 test scan-4.60 {Tcl_ScanObjCmd, set errors} -setup {
430 list [catch {scan {abc def ghi} {%s%s%s} x z y} msg] $msg $x $y
433 } -result {1 {can't set "z": variable is array} abc ghi}
434 test scan-4.61 {Tcl_ScanObjCmd, set errors} -setup {
441 list [catch {scan {abc def ghi} {%s%s%s} x z y} msg] $msg $x
445 } -result {1 {can't set "z": variable is array} abc}
447 test scan-4.62 {scanning of large and negative octal integers} {
448 lassign [int_range] MIN_INT MAX_INT
449 set scanstring [format {%o %o %o} -1 $MIN_INT $MAX_INT]
450 list [scan $scanstring {%o %o %o} a b c] \
451 [expr { $a == -1 }] [expr { $b == $MIN_INT }] [expr { $c == $MAX_INT }]
453 test scan-4.63 {scanning of large and negative hex integers} {
454 lassign [int_range] MIN_INT MAX_INT
455 set scanstring [format {%x %x %x} -1 $MIN_INT $MAX_INT]
456 list [scan $scanstring {%x %x %x} a b c] \
457 [expr { $a == -1 }] [expr { $b == $MIN_INT }] [expr { $c == $MAX_INT }]
459 test scan-4.64 {scanning of hex with %X} {
460 scan "123 abc f78" %X%X%X
463 test scan-5.1 {integer scanning} -setup {
464 set a {}; set b {}; set c {}; set d {}
466 list [scan "-20 1476 \n33 0" "%d %d %d %d" a b c d] $a $b $c $d
467 } -result {4 -20 1476 33 0}
468 test scan-5.2 {integer scanning} -setup {
469 set a {}; set b {}; set c {}
471 list [scan "-45 16 7890 +10" "%2d %*d %10d %d" a b c] $a $b $c
472 } -result {3 -4 16 7890}
473 test scan-5.3 {integer scanning} -setup {
474 set a {}; set b {}; set c {}; set d {}
476 list [scan "-45 16 +10 987" "%ld %d %ld %d" a b c d] $a $b $c $d
477 } -result {4 -45 16 10 987}
478 test scan-5.4 {integer scanning} -setup {
479 set a {}; set b {}; set c {}; set d {}
481 list [scan "14 1ab 62 10" "%d %x %lo %x" a b c d] $a $b $c $d
482 } -result {4 14 427 50 16}
483 test scan-5.5 {integer scanning} -setup {
484 set a {}; set b {}; set c {}; set d {}
486 list [scan "12345670 1234567890ab cdefg" "%o %o %x %lx" a b c d] \
488 } -result {4 2739128 342391 561323 52719}
489 test scan-5.6 {integer scanning} -setup {
490 set a {}; set b {}; set c {}; set d {}
492 list [scan "ab123-24642" "%2x %3x %3o %2o" a b c d] $a $b $c $d
493 } -result {4 171 291 -20 52}
494 test scan-5.7 {integer scanning} -setup {
497 list [scan "1234567 234 567 " "%*3x %x %*o %4o" a b] $a $b
498 } -result {2 17767 375}
499 test scan-5.8 {integer scanning} -setup {
502 list [scan "a 1234" "%d %d" a b] $a $b
504 test scan-5.9 {integer scanning} -setup {
505 set a {}; set b {}; set c {}; set d {}
507 list [scan "12345678" "%2d %2d %2ld %2d" a b c d] $a $b $c $d
508 } -result {4 12 34 56 78}
509 test scan-5.10 {integer scanning} -setup {
510 set a {}; set b {}; set c {}; set d {}
512 list [scan "1 2 " "%hd %d %d %d" a b c d] $a $b $c $d
513 } -result {2 1 2 {} {}}
515 # The behavior for scaning intergers larger than MAX_INT is not defined by the
516 # ANSI spec. Some implementations wrap the input (-16) some return MAX_INT.
518 test scan-5.11 {integer scanning} -constraints {nonPortable} -setup {
521 list [scan "4294967280 4294967280" "%u %d" a b] $a \
522 [expr {$b == -16 || $b == 0x7fffffff}]
523 } -result {2 4294967280 1}
524 test scan-5.12 {integer scanning} -constraints {wideIs64bit} -setup {
525 set a {}; set b {}; set c {}
527 list [scan "7810179016327718216,6c63546f6c6c6548,661432506755433062510" \
528 %ld,%lx,%lo a b c] $a $b $c
529 } -result {3 7810179016327718216 7810179016327718216 7810179016327718216}
530 test scan-5.13 {integer scanning and overflow} {
531 # This test used to fail on some 64-bit systems. [Bug 1011860]
532 scan {300000000 3000000000 30000000000} {%ld %ld %ld}
533 } {300000000 3000000000 30000000000}
535 test scan-5.14 {integer scanning} {
538 test scan-5.15 {Bug be003d570f} {
541 test scan-5.16 {Bug be003d570f} {
544 test scan-5.17 {bigint scanning} -setup {
545 set a {}; set b {}; set c {}
547 list [scan "207698809136909011942886895,abcdef0123456789abcdef,125715736004432126361152746757" \
548 %lld,%llx,%llo a b c] $a $b $c
549 } -result {3 207698809136909011942886895 207698809136909011942886895 207698809136909011942886895}
550 test scan-5.18 {bigint scanning underflow} -setup {
553 list [scan "-207698809136909011942886895" \
555 } -returnCodes 1 -result {unsigned bignum scans are invalid}
556 test scan-5.19 {bigint scanning invalid} -setup {
559 list [scan "207698809136909011942886895" \
561 } -returnCodes 1 -result {unsigned bignum scans are invalid}
563 test scan-6.1 {floating-point scanning} -setup {
564 set a {}; set b {}; set c {}; set d {}
566 list [scan "2.1 -3.0e8 .99962 a" "%f%g%e%f" a b c d] $a $b $c $d
567 } -result {3 2.1 -300000000.0 0.99962 {}}
568 test scan-6.2 {floating-point scanning} -setup {
569 set a {}; set b {}; set c {}; set d {}
571 list [scan "-1.2345 +8.2 9" "%3e %3lf %f %f" a b c d] $a $b $c $d
572 } -result {4 -1.0 234.0 5.0 8.2}
573 test scan-6.3 {floating-point scanning} -setup {
574 set a {}; set b {}; set c {}
576 list [scan "1e00004 332E-4 3e+4" "%Lf %*2e %f %f" a b c] $a $c
577 } -result {3 10000.0 30000.0}
579 # Some libc implementations consider 3.e- bad input. The ANSI spec states
580 # that digits must follow the - sign.
582 test scan-6.4 {floating-point scanning} -setup {
583 set a {}; set b {}; set c {}
585 list [scan "1. 47.6 2.e2 3.e-" "%f %*f %f %f" a b c] $a $b $c
586 } -result {3 1.0 200.0 3.0}
587 test scan-6.5 {floating-point scanning} -setup {
588 set a {}; set b {}; set c {}; set d {}
590 list [scan "4.6 99999.7 876.43e-1 118" "%f %f %f %e" a b c d] $a $b $c $d
591 } -result {4 4.6 99999.7 87.643 118.0}
592 test scan-6.6 {floating-point scanning} -setup {
593 set a {}; set b {}; set c {}; set d {}
595 list [scan "1.2345 697.0e-3 124 .00005" "%f %e %f %e" a b c d] $a $b $c $d
596 } -result {4 1.2345 0.697 124.0 5e-5}
597 test scan-6.7 {floating-point scanning} -setup {
598 set a {}; set b {}; set c {}; set d {}
600 list [scan "4.6abc" "%f %f %f %f" a b c d] $a $b $c $d
601 } -result {1 4.6 {} {} {}}
602 test scan-6.8 {floating-point scanning} -setup {
603 set a {}; set b {}; set c {}; set d {}
605 list [scan "4.6 5.2" "%f %f %f %f" a b c d] $a $b $c $d
606 } -result {2 4.6 5.2 {} {}}
608 test scan-7.1 {string and character scanning} -setup {
609 set a {}; set b {}; set c {}; set d {}
611 list [scan "abc defghijk dum " "%s %3s %20s %s" a b c d] $a $b $c $d
612 } -result {4 abc def ghijk dum}
613 test scan-7.2 {string and character scanning} -setup {
614 set a {}; set b {}; set c {}; set d {}
616 list [scan "a bcdef" "%c%c%1s %s" a b c d] $a $b $c $d
617 } -result {4 97 32 b cdef}
618 test scan-7.3 {string and character scanning} -setup {
619 set a {}; set b {}; set c {}
621 list [scan "123456 test " "%*c%*s %s %s %s" a b c] $a $b $c
622 } -result {1 test {} {}}
623 test scan-7.4 {string and character scanning} -setup {
624 set a {}; set b {}; set c {}; set d {}
626 list [scan "ababcd01234 f 123450" {%4[abcd] %4[abcd] %[^abcdef] %[^0]} a b c d] $a $b $c $d
627 } -result {4 abab cd {01234 } {f 12345}}
628 test scan-7.5 {string and character scanning} -setup {
629 set a {}; set b {}; set c {}
631 list [scan "aaaaaabc aaabcdefg + + XYZQR" {%*4[a] %s %*4[a]%s%*4[ +]%c} a b c] $a $b $c
632 } -result {3 aabc bcdefg 43}
633 test scan-7.6 {string and character scanning, unicode} -setup {
634 set a {}; set b {}; set c {}; set d {}
636 list [scan "abc d\u00c7fghijk dum " "%s %3s %20s %s" a b c d] $a $b $c $d
637 } -result "4 abc d\u00c7f ghijk dum"
638 test scan-7.7 {string and character scanning, unicode} -setup {
641 list [scan "ab\u00c7cdef" "ab%c%c" a b] $a $b
643 test scan-7.8 {string and character scanning, unicode} -setup {
646 list [scan "ab\ufeffdef" "%\[ab\ufeff\]" a] $a
647 } -result "1 ab\ufeff"
649 test scan-8.1 {error conditions} -body {
651 } -returnCodes error -match glob -result *
652 test scan-8.2 {error conditions} -returnCodes error -body {
654 } -result {wrong # args: should be "scan string format ?varName ...?"}
655 test scan-8.3 {error conditions} -returnCodes error -body {
657 } -result {bad scan conversion character "D"}
658 test scan-8.4 {error conditions} -returnCodes error -body {
660 } -result {bad scan conversion character "O"}
661 test scan-8.5 {error conditions} -returnCodes error -body {
663 } -result {bad scan conversion character "B"}
664 test scan-8.6 {error conditions} -returnCodes error -body {
666 } -result {bad scan conversion character "F"}
667 test scan-8.7 {error conditions} -returnCodes error -body {
669 } -result {bad scan conversion character "p"}
670 test scan-8.8 {error conditions} -returnCodes error -body {
672 } -result {different numbers of variable names and field specifiers}
673 test scan-8.9 {error conditions} -returnCodes error -body {
675 } -result {variable is not assigned by any conversion specifiers}
676 test scan-8.10 {error conditions} -setup {
677 set a {}; set b {}; set c {}; set d {}
679 list [expr {[scan " a" " a %d %d %d %d" a b c d] <= 0}] $a $b $c $d
680 } -result {1 {} {} {} {}}
681 test scan-8.11 {error conditions} -setup {
682 set a {}; set b {}; set c {}; set d {}
684 list [scan "1 2" "%d %d %d %d" a b c d] $a $b $c $d
685 } -result {2 1 2 {} {}}
686 test scan-8.12 {error conditions} -setup {
691 } -returnCodes error -cleanup {
693 } -result {can't set "a": variable is array}
694 test scan-8.13 {error conditions} -setup {
699 } -returnCodes error -cleanup {
701 } -result {can't set "a": variable is array}
702 test scan-8.14 {error conditions} -setup {
707 } -returnCodes error -cleanup {
709 } -result {can't set "a": variable is array}
710 test scan-8.15 {error conditions} -setup {
715 } -returnCodes error -cleanup {
717 } -result {can't set "a": variable is array}
718 test scan-8.16 {error conditions} -setup {
723 } -returnCodes error -cleanup {
725 } -result {can't set "a": variable is array}
726 test scan-8.17 {error conditions} -returnCodes error -body {
728 } -result {field width may not be specified in %c conversion}
729 test scan-8.18 {error conditions} -returnCodes error -body {
731 } -result {unmatched [ in format string}
732 test scan-8.19 {error conditions} -returnCodes error -body {
734 } -result {unmatched [ in format string}
735 test scan-8.20 {error conditions} -returnCodes error -body {
737 } -result {unmatched [ in format string}
738 test scan-8.21 {error conditions} -returnCodes error -body {
740 } -result {unmatched [ in format string}
742 test scan-9.1 {lots of arguments} {
743 scan "10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200" "%d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d" a1 a2 a3 a4 a5 a6 a7 a8 a9 a10 a11 a12 a13 a14 a15 a16 a17 a18 a19 a20
745 test scan-9.2 {lots of arguments} {
746 scan "10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200" "%d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d" a1 a2 a3 a4 a5 a6 a7 a8 a9 a10 a11 a12 a13 a14 a15 a16 a17 a18 a19 a20
750 test scan-10.1 {miscellaneous tests} -setup {
753 list [scan ab16c ab%dc a] $a
755 test scan-10.2 {miscellaneous tests} -setup {
758 list [scan ax16c ab%dc a] $a
760 test scan-10.3 {miscellaneous tests} -setup {
763 list [catch {scan ab%c114 ab%%c%d a} msg] $msg $a
765 test scan-10.4 {miscellaneous tests} -setup {
768 list [catch {scan ab%c14 ab%%c%d a} msg] $msg $a
770 test scan-10.5 {miscellaneous tests} -setup {
771 unset -nocomplain arr
774 list [catch {scan ab%c14 ab%%c%d arr(2)} msg] $msg $arr(2)
776 test scan-10.6 {miscellaneous tests} {
779 test scan-10.7 {miscellaneous tests} {
783 test scan-11.1 {alignment in results array (TCL_ALIGN)} {
784 scan "123 13.6" "%s %f" a b
787 test scan-11.2 {alignment in results array (TCL_ALIGN)} {
788 scan "1234567 13.6" "%s %f" a b
791 test scan-11.3 {alignment in results array (TCL_ALIGN)} {
792 scan "12345678901 13.6" "%s %f" a b
795 test scan-11.4 {alignment in results array (TCL_ALIGN)} {
796 scan "123456789012345 13.6" "%s %f" a b
799 test scan-11.5 {alignment in results array (TCL_ALIGN)} {
800 scan "1234567890123456789 13.6" "%s %f" a b
804 test scan-12.1 {Tcl_ScanObjCmd, inline case} {
807 test scan-12.2 {Tcl_ScanObjCmd, inline case} {
810 test scan-12.3 {Tcl_ScanObjCmd, inline case} {
813 test scan-12.4 {Tcl_ScanObjCmd, inline case, underflow} {
816 test scan-12.5 {Tcl_ScanObjCmd, inline case} {
819 test scan-12.6 {Tcl_ScanObjCmd, inline case} {
820 # degenerate case, behavior changed from 8.2 to 8.3
821 list [catch {scan foo foobar} msg] $msg
823 test scan-12.7 {Tcl_ScanObjCmd, inline case lots of arguments} {
824 scan "10 20 30 40 50 60 70 80 90 100 110 120 130 140\
825 150 160 170 180 190 200" \
826 "%d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d"
827 } {10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 {}}
829 test scan-13.1 {Tcl_ScanObjCmd, inline XPG case} {
832 test scan-13.2 {Tcl_ScanObjCmd, inline XPG case} {
833 scan abc {%1$c%2$c%3$c%4$c}
835 test scan-13.3 {Tcl_ScanObjCmd, inline XPG case} -returnCodes error -body {
837 } -result {variable is assigned by multiple "%n$" conversion specifiers}
838 test scan-13.4 {Tcl_ScanObjCmd, inline XPG case} {
841 test scan-13.5 {Tcl_ScanObjCmd, inline XPG case, underflow} {
844 test scan-13.6 {Tcl_ScanObjCmd, inline XPG case} {
845 catch {scan abc {bogus%1$c%5$c%10$c}} msg
846 list [llength $msg] $msg
847 } {10 {{} {} {} {} {} {} {} {} {} {}}}
848 test scan-13.7 {Tcl_ScanObjCmd, inline XPG case lots of arguments} {
849 scan "10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200" {%20$d %18$d %17$d %16$d %15$d %14$d %13$d %12$d %11$d %10$d %9$d %8$d %7$d %6$d %5$d %4$d %3$d %2$d %1$d}
850 } {190 180 170 160 150 140 130 120 110 100 90 80 70 60 50 40 30 20 {} 10}
851 test scan-13.8 {Tcl_ScanObjCmd, inline XPG case lots of arguments} {
852 set msg [scan "10 20 30" {%100$d %5$d %200$d}]
853 list [llength $msg] [lindex $msg 99] [lindex $msg 4] [lindex $msg 199]
856 # scan infinities - not working
858 test scan-14.1 {positive infinity} {
862 test scan-14.2 {negative infinity} {
867 # TODO - also need to scan NaN's
869 catch {rename int_range {}}
872 ::tcltest::cleanupTests