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markom |
# Commands covered: while
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#
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# This file contains the original set of tests for Tcl's while command.
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# Since the while command is now compiled, a new set of tests covering
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# the new implementation is in the file "while.test". Sourcing this file
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# into Tcl runs the tests and generates output for errors.
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# 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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#
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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: while-old.test,v 1.1.1.1 2002-01-16 10:25:36 markom Exp $
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if {[string compare test [info procs test]] == 1} then {source defs}
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test while-old-1.1 {basic while loops} {
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set count 0
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while {$count < 10} {set count [expr $count+1]}
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set count
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} 10
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test while-old-1.2 {basic while loops} {
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set value xxx
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while {2 > 3} {set value yyy}
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set value
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} xxx
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test while-old-1.3 {basic while loops} {
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set value 1
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while {"true"} {
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incr value;
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if {$value > 5} {
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break;
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}
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}
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set value
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} 6
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test while-old-1.4 {basic while loops, multiline test expr} {
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set value 1
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while {($tcl_platform(platform) != "foobar1") && \
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($tcl_platform(platform) != "foobar2")} {
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incr value
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break
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}
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set value
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} {2}
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test while-old-1.5 {basic while loops, test expr in quotes} {
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set value 1
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while "0 < 3" {set value 2; break}
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set value
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} {2}
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test while-old-2.1 {continue in while loop} {
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set list {1 2 3 4 5}
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set index 0
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set result {}
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while {$index < 5} {
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if {$index == 2} {set index [expr $index+1]; continue}
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set result [concat $result [lindex $list $index]]
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set index [expr $index+1]
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}
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set result
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} {1 2 4 5}
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test while-old-3.1 {break in while loop} {
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set list {1 2 3 4 5}
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set index 0
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set result {}
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while {$index < 5} {
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if {$index == 3} break
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set result [concat $result [lindex $list $index]]
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set index [expr $index+1]
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}
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set result
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} {1 2 3}
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test while-old-4.1 {errors in while loops} {
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set err [catch {while} msg]
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list $err $msg
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} {1 {wrong # args: should be "while test command"}}
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test while-old-4.2 {errors in while loops} {
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set err [catch {while 1} msg]
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list $err $msg
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} {1 {wrong # args: should be "while test command"}}
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test while-old-4.3 {errors in while loops} {
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set err [catch {while 1 2 3} msg]
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list $err $msg
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} {1 {wrong # args: should be "while test command"}}
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test while-old-4.4 {errors in while loops} {
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set err [catch {while {"a"+"b"} {error "loop aborted"}} msg]
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list $err $msg
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} {1 {can't use non-numeric string as operand of "+"}}
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test while-old-4.5 {errors in while loops} {
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catch {unset x}
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set x 1
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set err [catch {while {$x} {set x foo}} msg]
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list $err $msg
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} {1 {expected boolean value but got "foo"}}
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test while-old-4.6 {errors in while loops} {
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set err [catch {while {1} {error "loop aborted"}} msg]
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list $err $msg $errorInfo
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} {1 {loop aborted} {loop aborted
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while executing
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"error "loop aborted""}}
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test while-old-5.1 {while return result} {
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while {0} {set a 400}
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} {}
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test while-old-5.2 {while return result} {
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set x 1
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while {$x} {set x 0}
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} {}
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