1# Commands covered:  linsert
2#
3# This file contains a collection of tests for one or more of the Tcl
4# built-in commands.  Sourcing this file into Tcl runs the tests and
5# generates output for errors.  No output means no errors were found.
6#
7# Copyright © 1991-1993 The Regents of the University of California.
8# Copyright © 1994 Sun Microsystems, Inc.
9# Copyright © 1998-1999 Scriptics Corporation.
10#
11# See the file "license.terms" for information on usage and redistribution
12# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
13
14if {"::tcltest" ni [namespace children]} {
15    package require tcltest 2.5
16    namespace import -force ::tcltest::*
17}
18
19catch {unset lis}
20catch {rename p ""}
21
22test linsert-1.1 {linsert command} {
23    linsert {1 2 3 4 5} 0 a
24} {a 1 2 3 4 5}
25test linsert-1.2 {linsert command} {
26    linsert {1 2 3 4 5} 1 a
27} {1 a 2 3 4 5}
28test linsert-1.3 {linsert command} {
29    linsert {1 2 3 4 5} 2 a
30} {1 2 a 3 4 5}
31test linsert-1.4 {linsert command} {
32    linsert {1 2 3 4 5} 3 a
33} {1 2 3 a 4 5}
34test linsert-1.5 {linsert command} {
35    linsert {1 2 3 4 5} 4 a
36} {1 2 3 4 a 5}
37test linsert-1.6 {linsert command} {
38    linsert {1 2 3 4 5} 5 a
39} {1 2 3 4 5 a}
40test linsert-1.7 {linsert command} {
41    linsert {1 2 3 4 5} 2 one two \{three \$four
42} {1 2 one two \{three {$four} 3 4 5}
43test linsert-1.8 {linsert command} {
44    linsert {\{one \$two \{three \ four \ five} 2 a b c
45} {\{one {$two} a b c \{three { four} { five}}
46test linsert-1.9 {linsert command} {
47    linsert {{1 2} {3 4} {5 6} {7 8}} 2 {x y} {a b}
48} {{1 2} {3 4} {x y} {a b} {5 6} {7 8}}
49test linsert-1.10 {linsert command} {
50    linsert {} 2 a b c
51} {a b c}
52test linsert-1.11 {linsert command} {
53    linsert {} 2 {}
54} {{}}
55test linsert-1.12 {linsert command} {
56    linsert {a b "c c" d e} 3 1
57} {a b {c c} 1 d e}
58test linsert-1.13 {linsert command} {
59    linsert { a b c d} 0 1 2
60} {1 2 a b c d}
61test linsert-1.14 {linsert command} {
62    linsert {a b c {d e f}} 4 1 2
63} {a b c {d e f} 1 2}
64test linsert-1.15 {linsert command} {
65    linsert {a b c \{\  abc} 4 q r
66} {a b c \{\  q r abc}
67test linsert-1.16 {linsert command} {
68    linsert {a b c \{ abc} 4 q r
69} {a b c \{ q r abc}
70test linsert-1.17 {linsert command} {
71    linsert {a b c} end q r
72} {a b c q r}
73test linsert-1.18 {linsert command} {
74    linsert {a} end q r
75} {a q r}
76test linsert-1.19 {linsert command} {
77    linsert {} end q r
78} {q r}
79test linsert-1.20 {linsert command, use of end-int index} {
80    linsert {a b c d} end-2 e f
81} {a b e f c d}
82
83test linsert-2.1 {linsert errors} {
84    list [catch linsert msg] $msg
85} {1 {wrong # args: should be "linsert list index ?element ...?"}}
86test linsert-2.2 {linsert errors} {
87    list [catch {linsert a b} msg] $msg
88} {1 {bad index "b": must be integer?[+-]integer? or end?[+-]integer?}}
89test linsert-2.3 {linsert errors} {
90    list [catch {linsert a 12x 2} msg] $msg
91} {1 {bad index "12x": must be integer?[+-]integer? or end?[+-]integer?}}
92test linsert-2.4 {linsert errors} {
93    list [catch {linsert \{ 12 2} msg] $msg
94} {1 {unmatched open brace in list}}
95test linsert-2.5 {syntax (TIP 323)} {
96    linsert {a b c} 0
97} [list a b c]
98test linsert-2.6 {syntax (TIP 323)} {
99    linsert "a\nb\nc" 0
100} [list a b c]
101
102test linsert-3.1 {linsert won't modify shared argument objects} {
103    proc p {} {
104        linsert "a b c" 1 "x y"
105        return "a b c"
106    }
107    p
108} "a b c"
109test linsert-3.2 {linsert won't modify shared argument objects} {
110    catch {unset lis}
111    set lis [format "a \"%s\" c" "b"]
112    linsert $lis 0 [string length $lis]
113} "7 a b c"
114
115# cleanup
116catch {unset lis}
117catch {rename p ""}
118::tcltest::cleanupTests
119return
120