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[/] [or1k/] [trunk/] [insight/] [tcl/] [tests/] [error.test] - Blame information for rev 1765

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1 578 markom 
# Commands covered:  error, catch
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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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#
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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: error.test,v 1.1.1.1 2002-01-16 10:25:35 markom Exp $
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if {[string compare test [info procs test]] == 1} then {source defs}
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proc foo {} {
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    global errorInfo
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    set a [catch {format [error glorp2]} b]
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    error {Human-generated}
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}
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proc foo2 {} {
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    global errorInfo
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    set a [catch {format [error glorp2]} b]
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    error {Human-generated} $errorInfo
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}
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# Catch errors occurring in commands and errors from "error" command
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test error-1.1 {simple errors from commands} {
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    catch {format [string compare]} b
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} 1
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test error-1.2 {simple errors from commands} {
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    catch {format [string compare]} b
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    set b
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} {wrong # args: should be "string compare string1 string2"}
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test error-1.3 {simple errors from commands} {
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    catch {format [string compare]} b
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    set errorInfo
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} {wrong # args: should be "string compare string1 string2"
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    while executing
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"string compare"}
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test error-1.4 {simple errors from commands} {
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    catch {error glorp} b
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} 1
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test error-1.5 {simple errors from commands} {
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    catch {error glorp} b
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    set b
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} glorp
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test error-1.6 {simple errors from commands} {
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    catch {catch a b c} b
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} 1
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test error-1.7 {simple errors from commands} {
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    catch {catch a b c} b
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    set b
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} {wrong # args: should be "catch command ?varName?"}
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test error-1.8 {simple errors from commands} {nonPortable} {
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    # This test is non-portable: it generates a memory fault on
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    # machines like DEC Alphas (infinite recursion overflows
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    # stack?)
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    proc p {} {
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        uplevel 1 catch p error
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    }
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    p
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} 0
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# Check errors nested in procedures.  Also check the optional argument
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# to "error" to generate a new error trace.
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test error-2.1 {errors in nested procedures} {
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    catch foo b
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} 1
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test error-2.2 {errors in nested procedures} {
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    catch foo b
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    set b
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} {Human-generated}
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test error-2.3 {errors in nested procedures} {
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    catch foo b
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    set errorInfo
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} {Human-generated
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    while executing
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"error {Human-generated}"
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    (procedure "foo" line 4)
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    invoked from within
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"foo"}
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test error-2.4 {errors in nested procedures} {
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    catch foo2 b
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} 1
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test error-2.5 {errors in nested procedures} {
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    catch foo2 b
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    set b
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} {Human-generated}
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test error-2.6 {errors in nested procedures} {
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    catch foo2 b
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    set errorInfo
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} {glorp2
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    while executing
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"error glorp2"
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    (procedure "foo2" line 3)
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    invoked from within
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"foo2"}
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# Error conditions related to "catch".
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test error-3.1 {errors in catch command} {
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    list [catch {catch} msg] $msg
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} {1 {wrong # args: should be "catch command ?varName?"}}
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test error-3.2 {errors in catch command} {
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    list [catch {catch a b c} msg] $msg
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} {1 {wrong # args: should be "catch command ?varName?"}}
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test error-3.3 {errors in catch command} {
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    catch {unset a}
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    set a(0) 22
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    list [catch {catch {format 44} a} msg] $msg
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} {1 {couldn't save command result in variable}}
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catch {unset a}
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# More tests related to errorInfo and errorCode
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test error-4.1 {errorInfo and errorCode variables} {
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    list [catch {error msg1 msg2 msg3} msg] $msg $errorInfo $errorCode
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} {1 msg1 msg2 msg3}
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test error-4.2 {errorInfo and errorCode variables} {
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    list [catch {error msg1 {} msg3} msg] $msg $errorInfo $errorCode
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} {1 msg1 {msg1
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    while executing
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"error msg1 {} msg3"} msg3}
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test error-4.3 {errorInfo and errorCode variables} {
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    list [catch {error msg1 {}} msg] $msg $errorInfo $errorCode
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} {1 msg1 {msg1
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    while executing
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"error msg1 {}"} NONE}
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test error-4.4 {errorInfo and errorCode variables} {
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    set errorCode bogus
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    list [catch {error msg1} msg] $msg $errorInfo $errorCode
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} {1 msg1 {msg1
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    while executing
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"error msg1"} NONE}
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test error-4.5 {errorInfo and errorCode variables} {
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    set errorCode bogus
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    list [catch {error msg1 msg2 {}} msg] $msg $errorInfo $errorCode
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} {1 msg1 msg2 {}}
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# Errors in error command itself
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test error-5.1 {errors in error command} {
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    list [catch {error} msg] $msg
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} {1 {wrong # args: should be "error message ?errorInfo? ?errorCode?"}}
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test error-5.2 {errors in error command} {
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    list [catch {error a b c d} msg] $msg
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} {1 {wrong # args: should be "error message ?errorInfo? ?errorCode?"}}
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# Make sure that catch resets error information
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test error-6.1 {catch must reset error state} {
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    catch {error outer [catch {error inner inner.errorInfo inner.errorCode}]}
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    list $errorCode $errorInfo
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} {NONE 1}
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catch {rename p ""}
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return ""

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