324 lines
9.0 KiB
Plaintext
324 lines
9.0 KiB
Plaintext
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# Commands covered: append lappend
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#
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# This file contains a collection of tests for one or more of the Tcl built-in
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# commands. Sourcing this file into Tcl runs the tests and generates output
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# for errors. No output means no errors were found.
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#
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# Copyright (c) 1991-1993 The Regents of the University of California.
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# Copyright (c) 1994-1996 Sun Microsystems, Inc.
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# Copyright (c) 1998-1999 by Scriptics Corporation.
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#
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# See the file "license.terms" for information on usage and redistribution of
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# this file, and for a DISCLAIMER OF ALL WARRANTIES.
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if {"::tcltest" ni [namespace children]} {
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package require tcltest 2.5
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namespace import -force ::tcltest::*
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}
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unset -nocomplain x
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test append-1.1 {append command} {
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unset -nocomplain x
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list [append x 1 2 abc "long string"] $x
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} {{12abclong string} {12abclong string}}
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test append-1.2 {append command} {
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set x ""
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list [append x first] [append x second] [append x third] $x
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} {first firstsecond firstsecondthird firstsecondthird}
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test append-1.3 {append command} {
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set x "abcd"
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append x
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} abcd
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test append-2.1 {long appends} {
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set x ""
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for {set i 0} {$i < 1000} {incr i} {
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append x "foobar "
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}
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set y "foobar"
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set y "$y $y $y $y $y $y $y $y $y $y"
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set y "$y $y $y $y $y $y $y $y $y $y"
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set y "$y $y $y $y $y $y $y $y $y $y "
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expr {$x == $y}
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} 1
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test append-3.1 {append errors} -returnCodes error -body {
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append
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} -result {wrong # args: should be "append varName ?value ...?"}
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test append-3.2 {append errors} -returnCodes error -body {
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set x ""
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append x(0) 44
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} -result {can't set "x(0)": variable isn't array}
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test append-3.3 {append errors} -returnCodes error -body {
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unset -nocomplain x
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append x
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} -result {can't read "x": no such variable}
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test append-4.1 {lappend command} {
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unset -nocomplain x
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list [lappend x 1 2 abc "long string"] $x
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} {{1 2 abc {long string}} {1 2 abc {long string}}}
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test append-4.2 {lappend command} {
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set x ""
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list [lappend x first] [lappend x second] [lappend x third] $x
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} {first {first second} {first second third} {first second third}}
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test append-4.3 {lappend command} -body {
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proc foo {} {
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global x
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set x old
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unset x
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lappend x new
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}
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foo
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} -cleanup {
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rename foo {}
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} -result {new}
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test append-4.4 {lappend command} {
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set x {}
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lappend x \{\ abc
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} {\{\ abc}
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test append-4.5 {lappend command} {
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set x {}
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lappend x \{ abc
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} {\{ abc}
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test append-4.6 {lappend command} {
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set x {1 2 3}
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lappend x
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} {1 2 3}
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test append-4.7 {lappend command} {
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set x "a\{"
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lappend x abc
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} "a\\\{ abc"
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test append-4.8 {lappend command} {
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set x "\\\{"
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lappend x abc
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} "\\{ abc"
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test append-4.9 {lappend command} -returnCodes error -body {
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set x " \{"
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lappend x abc
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} -result {unmatched open brace in list}
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test append-4.10 {lappend command} -returnCodes error -body {
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set x " \{"
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lappend x abc
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} -result {unmatched open brace in list}
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test append-4.11 {lappend command} -returnCodes error -body {
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set x "\{\{\{"
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lappend x abc
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} -result {unmatched open brace in list}
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test append-4.12 {lappend command} -returnCodes error -body {
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set x "x \{\{\{"
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lappend x abc
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} -result {unmatched open brace in list}
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test append-4.13 {lappend command} {
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set x "x\{\{\{"
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lappend x abc
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} "x\\\{\\\{\\\{ abc"
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test append-4.14 {lappend command} {
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set x " "
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lappend x abc
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} "abc"
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test append-4.15 {lappend command} {
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set x "\\ "
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lappend x abc
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} "{ } abc"
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test append-4.16 {lappend command} {
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set x "x "
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lappend x abc
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} "x abc"
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test append-4.17 {lappend command} {
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unset -nocomplain x
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lappend x
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} {}
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test append-4.18 {lappend command} {
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unset -nocomplain x
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lappend x {}
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} {{}}
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test append-4.19 {lappend command} {
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unset -nocomplain x
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lappend x(0)
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} {}
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test append-4.20 {lappend command} {
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unset -nocomplain x
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lappend x(0) abc
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} {abc}
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unset -nocomplain x
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test append-4.21 {lappend command} -returnCodes error -body {
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set x \"
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lappend x
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} -result {unmatched open quote in list}
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test append-4.22 {lappend command} -returnCodes error -body {
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set x \"
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lappend x abc
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} -result {unmatched open quote in list}
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test append-5.1 {long lappends} -setup {
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unset -nocomplain x
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proc check {var size} {
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set l [llength $var]
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if {$l != $size} {
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return "length mismatch: should have been $size, was $l"
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}
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for {set i 0} {$i < $size} {incr i} {
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set j [lindex $var $i]
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if {$j ne "item $i"} {
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return "element $i should have been \"item $i\", was \"$j\""
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}
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}
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return ok
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}
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} -body {
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set x ""
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for {set i 0} {$i < 300} {incr i} {
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lappend x "item $i"
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}
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check $x 300
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} -cleanup {
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rename check {}
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} -result ok
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test append-6.1 {lappend errors} -returnCodes error -body {
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lappend
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} -result {wrong # args: should be "lappend varName ?value ...?"}
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test append-6.2 {lappend errors} -returnCodes error -body {
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set x ""
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lappend x(0) 44
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} -result {can't set "x(0)": variable isn't array}
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test append-7.1 {lappend-created var and error in trace on that var} -setup {
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catch {rename foo ""}
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unset -nocomplain x
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} -body {
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trace variable x w foo
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proc foo {} {global x; unset x}
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catch {lappend x 1}
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proc foo {args} {global x; unset x}
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info exists x
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set x
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lappend x 1
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list [info exists x] [catch {set x} msg] $msg
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} -result {0 1 {can't read "x": no such variable}}
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test append-7.2 {lappend var triggers read trace} -setup {
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unset -nocomplain myvar
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unset -nocomplain ::result
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} -body {
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trace variable myvar r foo
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proc foo {args} {append ::result $args}
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lappend myvar a
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return $::result
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} -result {myvar {} r}
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test append-7.3 {lappend var triggers read trace, array var} -setup {
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unset -nocomplain myvar
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unset -nocomplain ::result
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} -body {
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# The behavior of read triggers on lappend changed in 8.0 to not trigger
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# them, and was changed back in 8.4.
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trace variable myvar r foo
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proc foo {args} {append ::result $args}
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lappend myvar(b) a
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return $::result
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} -result {myvar b r}
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test append-7.4 {lappend var triggers read trace, array var exists} -setup {
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unset -nocomplain myvar
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unset -nocomplain ::result
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} -body {
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set myvar(0) 1
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trace variable myvar r foo
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proc foo {args} {append ::result $args}
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lappend myvar(b) a
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return $::result
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} -result {myvar b r}
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test append-7.5 {append var does not trigger read trace} -setup {
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unset -nocomplain myvar
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unset -nocomplain ::result
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} -body {
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trace variable myvar r foo
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proc foo {args} {append ::result $args}
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append myvar a
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info exists ::result
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} -result {0}
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# THERE ARE NO append-8.* TESTS
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# New tests for bug 3057639 to show off the more consistent behaviour of
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# lappend in both direct-eval and bytecompiled code paths (see appendComp.test
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# for the compiled variants). lappend now behaves like append. 9.0/1 lappend -
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# 9.2/3 append
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test append-9.0 {bug 3057639, lappend direct eval, read trace on non-existing array variable element} -setup {
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unset -nocomplain myvar
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} -body {
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array set myvar {}
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proc nonull {var key val} {
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upvar 1 $var lvar
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if {![info exists lvar($key)]} {
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return -code error "no such variable"
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}
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}
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trace add variable myvar read nonull
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list [catch {
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lappend myvar(key) "new value"
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} msg] $msg
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} -result {0 {{new value}}}
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test append-9.1 {bug 3057639, lappend direct eval, read trace on non-existing env element} -setup {
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unset -nocomplain ::env(__DUMMY__)
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} -body {
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list [catch {
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lappend ::env(__DUMMY__) "new value"
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} msg] $msg
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} -cleanup {
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unset -nocomplain ::env(__DUMMY__)
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} -result {0 {{new value}}}
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test append-9.2 {bug 3057639, append direct eval, read trace on non-existing array variable element} -setup {
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unset -nocomplain myvar
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} -body {
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array set myvar {}
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proc nonull {var key val} {
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upvar 1 $var lvar
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if {![info exists lvar($key)]} {
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return -code error "no such variable"
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}
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}
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trace add variable myvar read nonull
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list [catch {
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append myvar(key) "new value"
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} msg] $msg
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} -result {0 {new value}}
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test append-9.3 {bug 3057639, append direct eval, read trace on non-existing env element} -setup {
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unset -nocomplain ::env(__DUMMY__)
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} -body {
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list [catch {
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append ::env(__DUMMY__) "new value"
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} msg] $msg
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} -cleanup {
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unset -nocomplain ::env(__DUMMY__)
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} -result {0 {new value}}
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test append-10.1 {Bug 214cc0eb22: lappend with no values} {
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set lst "# 1 2 3"
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[subst lappend] lst
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} "# 1 2 3"
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test append-10.2 {Bug 214cc0eb22: lappend with no values} -body {
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set lst "1 \{ 2"
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[subst lappend] lst
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} -returnCodes error -result {unmatched open brace in list}
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test append-10.3 {Bug 214cc0eb22: expanded lappend with no values} {
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set lst "# 1 2 3"
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[subst lappend] lst {*}[list]
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} "# 1 2 3"
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test append-10.4 {Bug 214cc0eb22: expanded lappend with no values} -body {
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set lst "1 \{ 2"
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[subst lappend] lst {*}[list]
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} -returnCodes error -result {unmatched open brace in list}
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unset -nocomplain i x result y
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catch {rename foo ""}
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# cleanup
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::tcltest::cleanupTests
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return
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# Local Variables:
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# mode: tcl
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# fill-column: 78
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# End:
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