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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
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# built-in commands. Sourcing this file into Tcl runs the tests and
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# generates output 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
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# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
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#
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# RCS: @(#) $Id: appendComp.test,v 1.5.4.1 2004/10/28 00:01:05 dgp Exp $
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if {[lsearch [namespace children] ::tcltest] == -1} {
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package require tcltest
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namespace import -force ::tcltest::*
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}
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catch {unset x}
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test appendComp-1.1 {append command} {
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catch {unset x}
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proc foo {} {append ::x 1 2 abc "long string"}
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list [foo] $x
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} {{12abclong string} {12abclong string}}
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test appendComp-1.2 {append command} {
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proc foo {} {
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set x ""
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list [append x first] [append x second] [append x third] $x
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}
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foo
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} {first firstsecond firstsecondthird firstsecondthird}
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test appendComp-1.3 {append command} {
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proc foo {} {
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set x "abcd"
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append x
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}
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foo
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} abcd
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test appendComp-2.1 {long appends} {
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proc foo {} {
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set x ""
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for {set i 0} {$i < 1000} {set i [expr $i+1]} {
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append x "foobar "
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}
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set y "foobar"
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set y "$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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}
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foo
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} 1
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test appendComp-3.1 {append errors} {
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proc foo {} {append}
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list [catch {foo} msg] $msg
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} {1 {wrong # args: should be "append varName ?value value ...?"}}
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test appendComp-3.2 {append errors} {
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proc foo {} {
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set x ""
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append x(0) 44
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}
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list [catch {foo} msg] $msg
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} {1 {can't set "x(0)": variable isn't array}}
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test appendComp-3.3 {append errors} {
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proc foo {} {
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catch {unset x}
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append x
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}
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list [catch {foo} msg] $msg
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} {1 {can't read "x": no such variable}}
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test appendComp-4.1 {lappend command} {
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proc foo {} {
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global x
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catch {unset x}
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lappend x 1 2 abc "long string"
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}
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list [foo] $x
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} {{1 2 abc {long string}} {1 2 abc {long string}}}
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test appendComp-4.2 {lappend command} {
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proc foo {} {
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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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}
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foo
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} {first {first second} {first second third} {first second third}}
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test appendComp-4.3 {lappend command} {
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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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set result [foo]
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rename foo {}
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set result
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} {new}
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test appendComp-4.4 {lappend command} {
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proc foo {} {
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set x {}
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lappend x \{\ abc
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}
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foo
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} {\{\ abc}
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test appendComp-4.5 {lappend command} {
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proc foo {} {
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set x {}
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lappend x \{ abc
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}
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foo
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} {\{ abc}
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test appendComp-4.6 {lappend command} {
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proc foo {} {
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set x {1 2 3}
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lappend x
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}
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foo
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} {1 2 3}
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test appendComp-4.7 {lappend command} {
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proc foo {} {
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set x "a\{"
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lappend x abc
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}
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foo
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} "a\\\{ abc"
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test appendComp-4.8 {lappend command} {
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proc foo {} {
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set x "\\\{"
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lappend x abc
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}
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foo
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} "\\{ abc"
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test appendComp-4.9 {lappend command} {
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proc foo {} {
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set x " \{"
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list [catch {lappend x abc} msg] $msg
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}
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foo
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} {1 {unmatched open brace in list}}
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test appendComp-4.10 {lappend command} {
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proc foo {} {
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set x " \{"
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list [catch {lappend x abc} msg] $msg
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}
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foo
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} {1 {unmatched open brace in list}}
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test appendComp-4.11 {lappend command} {
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proc foo {} {
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set x "\{\{\{"
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list [catch {lappend x abc} msg] $msg
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}
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foo
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} {1 {unmatched open brace in list}}
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test appendComp-4.12 {lappend command} {
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proc foo {} {
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set x "x \{\{\{"
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list [catch {lappend x abc} msg] $msg
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}
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foo
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} {1 {unmatched open brace in list}}
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test appendComp-4.13 {lappend command} {
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proc foo {} {
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set x "x\{\{\{"
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lappend x abc
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}
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foo
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} "x\\\{\\\{\\\{ abc"
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test appendComp-4.14 {lappend command} {
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proc foo {} {
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set x " "
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lappend x abc
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}
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foo
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} "abc"
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test appendComp-4.15 {lappend command} {
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proc foo {} {
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set x "\\ "
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lappend x abc
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}
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foo
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} "{ } abc"
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test appendComp-4.16 {lappend command} {
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proc foo {} {
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set x "x "
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lappend x abc
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}
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foo
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} "x abc"
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test appendComp-4.17 {lappend command} {
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proc foo {} { lappend x }
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foo
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} {}
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test appendComp-4.18 {lappend command} {
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proc foo {} { lappend x {} }
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foo
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} {{}}
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test appendComp-4.19 {lappend command} {
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proc foo {} { lappend x(0) }
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foo
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} {}
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test appendComp-4.20 {lappend command} {
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proc foo {} { lappend x(0) abc }
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foo
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} {abc}
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209 |
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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} {set i [expr $i+1]} {
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set j [lindex $var $i]
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217 |
if {$j != "item $i"} {
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218 |
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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test appendComp-5.1 {long lappends} {
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catch {unset x}
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set x ""
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226 |
for {set i 0} {$i < 300} {set i [expr $i+1]} {
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227 |
lappend x "item $i"
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}
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229 |
check $x 300
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230 |
} ok
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231 |
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232 |
test appendComp-6.1 {lappend errors} {
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proc foo {} {lappend}
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list [catch {foo} msg] $msg
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} {1 {wrong # args: should be "lappend varName ?value value ...?"}}
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236 |
test appendComp-6.2 {lappend errors} {
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237 |
proc foo {} {
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238 |
set x ""
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239 |
lappend x(0) 44
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240 |
}
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241 |
list [catch {foo} msg] $msg
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} {1 {can't set "x(0)": variable isn't array}}
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243 |
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244 |
test appendComp-7.1 {lappendComp-created var and error in trace on that var} {
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245 |
proc bar {} {
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246 |
global x
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247 |
catch {rename foo ""}
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248 |
catch {unset x}
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249 |
trace variable x w foo
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250 |
proc foo {} {global x; unset x}
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251 |
catch {lappend x 1}
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252 |
proc foo {args} {global x; unset x}
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253 |
info exists x
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254 |
set x
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255 |
lappend x 1
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256 |
list [info exists x] [catch {set x} msg] $msg
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257 |
}
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258 |
bar
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259 |
} {0 1 {can't read "x": no such variable}}
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260 |
test appendComp-7.2 {lappend var triggers read trace, index var} {
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261 |
proc bar {} {
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262 |
catch {unset myvar}
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263 |
catch {unset ::result}
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264 |
trace variable myvar r foo
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265 |
proc foo {args} {append ::result $args}
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266 |
lappend myvar a
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267 |
list [catch {set ::result} msg] $msg
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268 |
}
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269 |
bar
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270 |
} {0 {myvar {} r}}
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271 |
test appendComp-7.3 {lappend var triggers read trace, stack var} {
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272 |
proc bar {} {
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273 |
catch {unset ::myvar}
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274 |
catch {unset ::result}
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275 |
trace variable ::myvar r foo
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|
276 |
proc foo {args} {append ::result $args}
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277 |
lappend ::myvar a
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278 |
list [catch {set ::result} msg] $msg
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279 |
}
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280 |
bar
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281 |
} {0 {::myvar {} r}}
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|
282 |
test appendComp-7.4 {lappend var triggers read trace, array var} {
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283 |
# The behavior of read triggers on lappend changed in 8.0 to
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|
284 |
# not trigger them. Maybe not correct, but been there a while.
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|
285 |
proc bar {} {
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|
286 |
catch {unset myvar}
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287 |
catch {unset ::result}
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288 |
trace variable myvar r foo
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|
289 |
proc foo {args} {append ::result $args}
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290 |
lappend myvar(b) a
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|
291 |
list [catch {set ::result} msg] $msg
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292 |
}
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|
293 |
bar
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|
294 |
} {0 {myvar b r}}
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sl@0
|
295 |
test appendComp-7.5 {lappend var triggers read trace, array var} {
|
|
sl@0
|
296 |
# The behavior of read triggers on lappend changed in 8.0 to
|
|
sl@0
|
297 |
# not trigger them. Maybe not correct, but been there a while.
|
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sl@0
|
298 |
proc bar {} {
|
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|
299 |
catch {unset myvar}
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|
300 |
catch {unset ::result}
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301 |
trace variable myvar r foo
|
|
sl@0
|
302 |
proc foo {args} {append ::result $args}
|
|
sl@0
|
303 |
lappend myvar(b) a b
|
|
sl@0
|
304 |
list [catch {set ::result} msg] $msg
|
|
sl@0
|
305 |
}
|
|
sl@0
|
306 |
bar
|
|
sl@0
|
307 |
} {0 {myvar b r}}
|
|
sl@0
|
308 |
test appendComp-7.6 {lappend var triggers read trace, array var exists} {
|
|
sl@0
|
309 |
proc bar {} {
|
|
sl@0
|
310 |
catch {unset myvar}
|
|
sl@0
|
311 |
catch {unset ::result}
|
|
sl@0
|
312 |
set myvar(0) 1
|
|
sl@0
|
313 |
trace variable myvar r foo
|
|
sl@0
|
314 |
proc foo {args} {append ::result $args}
|
|
sl@0
|
315 |
lappend myvar(b) a
|
|
sl@0
|
316 |
list [catch {set ::result} msg] $msg
|
|
sl@0
|
317 |
}
|
|
sl@0
|
318 |
bar
|
|
sl@0
|
319 |
} {0 {myvar b r}}
|
|
sl@0
|
320 |
test appendComp-7.7 {lappend var triggers read trace, array stack var} {
|
|
sl@0
|
321 |
proc bar {} {
|
|
sl@0
|
322 |
catch {unset ::myvar}
|
|
sl@0
|
323 |
catch {unset ::result}
|
|
sl@0
|
324 |
trace variable ::myvar r foo
|
|
sl@0
|
325 |
proc foo {args} {append ::result $args}
|
|
sl@0
|
326 |
lappend ::myvar(b) a
|
|
sl@0
|
327 |
list [catch {set ::result} msg] $msg
|
|
sl@0
|
328 |
}
|
|
sl@0
|
329 |
bar
|
|
sl@0
|
330 |
} {0 {::myvar b r}}
|
|
sl@0
|
331 |
test appendComp-7.8 {lappend var triggers read trace, array stack var} {
|
|
sl@0
|
332 |
proc bar {} {
|
|
sl@0
|
333 |
catch {unset ::myvar}
|
|
sl@0
|
334 |
catch {unset ::result}
|
|
sl@0
|
335 |
trace variable ::myvar r foo
|
|
sl@0
|
336 |
proc foo {args} {append ::result $args}
|
|
sl@0
|
337 |
lappend ::myvar(b) a b
|
|
sl@0
|
338 |
list [catch {set ::result} msg] $msg
|
|
sl@0
|
339 |
}
|
|
sl@0
|
340 |
bar
|
|
sl@0
|
341 |
} {0 {::myvar b r}}
|
|
sl@0
|
342 |
test appendComp-7.9 {append var does not trigger read trace} {
|
|
sl@0
|
343 |
proc bar {} {
|
|
sl@0
|
344 |
catch {unset myvar}
|
|
sl@0
|
345 |
catch {unset ::result}
|
|
sl@0
|
346 |
trace variable myvar r foo
|
|
sl@0
|
347 |
proc foo {args} {append ::result $args}
|
|
sl@0
|
348 |
append myvar a
|
|
sl@0
|
349 |
info exists ::result
|
|
sl@0
|
350 |
}
|
|
sl@0
|
351 |
bar
|
|
sl@0
|
352 |
} {0}
|
|
sl@0
|
353 |
|
|
sl@0
|
354 |
catch {unset i x result y}
|
|
sl@0
|
355 |
catch {rename foo ""}
|
|
sl@0
|
356 |
catch {rename bar ""}
|
|
sl@0
|
357 |
catch {rename check ""}
|
|
sl@0
|
358 |
catch {rename bar {}}
|
|
sl@0
|
359 |
|
|
sl@0
|
360 |
# cleanup
|
|
sl@0
|
361 |
::tcltest::cleanupTests
|
|
sl@0
|
362 |
return
|