archie/tcl7.3/tests/error.test

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2024-05-27 16:13:40 +02:00
# Commands covered: error, catch
#
# This file contains a collection of tests for one or more of the Tcl
# built-in commands. Sourcing this file into Tcl runs the tests and
# generates output for errors. No output means no errors were found.
#
# Copyright (c) 1991-1993 The Regents of the University of California.
# All rights reserved.
#
# Permission is hereby granted, without written agreement and without
# license or royalty fees, to use, copy, modify, and distribute this
# software and its documentation for any purpose, provided that the
# above copyright notice and the following two paragraphs appear in
# all copies of this software.
#
# IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
# DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
# OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
# CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
# INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
# AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
# ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
# PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
#
# $Header: /user6/ouster/tcl/tests/RCS/error.test,v 1.12 93/02/06 15:54:01 ouster Exp $ (Berkeley)
if {[string compare test [info procs test]] == 1} then {source defs}
proc foo {} {
global errorInfo
set a [catch {format [error glorp2]} b]
error {Human-generated}
}
proc foo2 {} {
global errorInfo
set a [catch {format [error glorp2]} b]
error {Human-generated} $errorInfo
}
# Catch errors occurring in commands and errors from "error" command
test error-1.1 {simple errors from commands} {
catch {format [string compare]} b
} 1
test error-1.2 {simple errors from commands} {
catch {format [string compare]} b
set b
} {wrong # args: should be "string compare string1 string2"}
test error-1.3 {simple errors from commands} {
catch {format [string compare]} b
set errorInfo
} {wrong # args: should be "string compare string1 string2"
while executing
"string compare"
invoked from within
"format [string compare]..."}
test error-1.4 {simple errors from commands} {
catch {error glorp} b
} 1
test error-1.5 {simple errors from commands} {
catch {error glorp} b
set b
} glorp
test error-1.6 {simple errors from commands} {
catch {catch a b c} b
} 1
test error-1.7 {simple errors from commands} {
catch {catch a b c} b
set b
} {wrong # args: should be "catch command ?varName?"}
test error-2.1 {simple errors from commands} {
catch catch
} 1
# Check errors nested in procedures. Also check the optional argument
# to "error" to generate a new error trace.
test error-2.1 {errors in nested procedures} {
catch foo b
} 1
test error-2.2 {errors in nested procedures} {
catch foo b
set b
} {Human-generated}
test error-2.3 {errors in nested procedures} {
catch foo b
set errorInfo
} {Human-generated
while executing
"error {Human-generated}"
(procedure "foo" line 4)
invoked from within
"foo"}
test error-2.4 {errors in nested procedures} {
catch foo2 b
} 1
test error-2.5 {errors in nested procedures} {
catch foo2 b
set b
} {Human-generated}
test error-2.6 {errors in nested procedures} {
catch foo2 b
set errorInfo
} {glorp2
while executing
"error glorp2"
invoked from within
"format [error glorp2]..."
(procedure "foo2" line 1)
invoked from within
"foo2"}
# Error conditions related to "catch".
test error-3.1 {errors in catch command} {
list [catch {catch} msg] $msg
} {1 {wrong # args: should be "catch command ?varName?"}}
test error-3.2 {errors in catch command} {
list [catch {catch a b c} msg] $msg
} {1 {wrong # args: should be "catch command ?varName?"}}
test error-3.3 {errors in catch command} {
catch {unset a}
set a(0) 22
list [catch {catch {format 44} a} msg] $msg
} {1 {couldn't save command result in variable}}
catch {unset a}
# More tests related to errorInfo and errorCode
test error-4.1 {errorInfo and errorCode variables} {
list [catch {error msg1 msg2 msg3} msg] $msg $errorInfo $errorCode
} {1 msg1 msg2 msg3}
test error-4.2 {errorInfo and errorCode variables} {
list [catch {error msg1 {} msg3} msg] $msg $errorInfo $errorCode
} {1 msg1 {msg1
while executing
"error msg1 {} msg3"} msg3}
test error-4.3 {errorInfo and errorCode variables} {
list [catch {error msg1 {}} msg] $msg $errorInfo $errorCode
} {1 msg1 {msg1
while executing
"error msg1 {}"} NONE}
test error-4.4 {errorInfo and errorCode variables} {
set errorCode bogus
list [catch {error msg1} msg] $msg $errorInfo $errorCode
} {1 msg1 {msg1
while executing
"error msg1"} NONE}
test error-4.5 {errorInfo and errorCode variables} {
set errorCode bogus
list [catch {error msg1 msg2 {}} msg] $msg $errorInfo $errorCode
} {1 msg1 msg2 {}}
# Errors in error command itself
test error-5.1 {errors in error command} {
list [catch {error} msg] $msg
} {1 {wrong # args: should be "error message ?errorInfo? ?errorCode?"}}
test error-5.2 {errors in error command} {
list [catch {error a b c d} msg] $msg
} {1 {wrong # args: should be "error message ?errorInfo? ?errorCode?"}}
# Make sure that catch resets error information
test error-6.1 {catch must reset error state} {
catch {error outer [catch {error inner inner.errorInfo inner.errorCode}]}
list $errorCode $errorInfo
} {NONE 1}
return ""