# Commands covered:  source
#
# 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/source.test,v 1.8 93/02/17 13:22:56 ouster Exp $ (Berkeley)

if {[string compare test [info procs test]] == 1} then {source defs}

test source-1.1 {source command} {
    set x "old x value"
    set y "old y value"
    set z "old z value"
    exec cat << {
	set x 22
	set y 33
	set z 44
    } > source.file
    source source.file
    list $x $y $z
} {22 33 44}
test source-1.2 {source command} {
    exec cat << {list result} > source.file
    source source.file
} result

test source-2.1 {source error conditions} {
    list [catch {source} msg] $msg
} {1 {wrong # args: should be "source fileName"}}
test source-2.2 {source error conditions} {
    list [catch {source a b} msg] $msg
} {1 {wrong # args: should be "source fileName"}}
test source-2.3 {source error conditions} {
    exec cat << {
	set x 146
	error "error in sourced file"
	set y $x
    } > source.file
    list [catch {source source.file} msg] $msg $errorInfo
} {1 {error in sourced file} {error in sourced file
    while executing
"error "error in sourced file""
    (file "source.file" line 3)
    invoked from within
"source source.file"}}
test source-2.4 {source error conditions} {
    exec cat << {break} > source.file
    catch {source source.file}
} 3
test source-2.5 {source error conditions} {
    exec cat << {continue} > source.file
    catch {source source.file}
} 4
test source-2.6 {source error conditions} {
    string tolower [list [catch {source _non_existent_} msg] $msg $errorCode]
} {1 {couldn't read file "_non_existent_": no such file or directory} {posix enoent {no such file or directory}}}

test source-3.1 {return in middle of source file} {
    exec cat << {
	set x new-x
	return allDone
	set y new-y
    } > source.file
    set x old-x
    set y old-y
    set z [source source.file]
    list $x $y $z
} {new-x old-y allDone}

catch {exec rm source.file}

# Generate null final value

concat {}