# This file contains a collection of tests for the msgcat package.
# Sourcing this file into Tcl runs the tests and
# generates output for errors.  No output means no errors were found.
#
# Copyright © 1998 Mark Harrison.
# Copyright © 1998-1999 Scriptics Corporation.
# Contributions from Don Porter, NIST, 2002.  (not subject to US copyright)
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
#
# Note that after running these tests, entries will be left behind in the
# message catalogs for locales foo, foo_BAR, and foo_BAR_baz.

if {"::tcltest" ni [namespace children]} {
    package require tcltest 2.5
    namespace import -force ::tcltest::*
}
if {[catch {package require msgcat 1.6}]} {
    puts stderr "Skipping tests in [info script].  No msgcat 1.6 found to test."
    return
}

namespace eval ::msgcat::test {
    namespace import ::msgcat::*
    namespace import ::tcltest::test
    namespace import ::tcltest::cleanupTests
    namespace import ::tcltest::temporaryDirectory
    namespace import ::tcltest::make*
    namespace import ::tcltest::remove*

    # Tests msgcat-0.*: locale initialization

    # Calculate set of all permutations of a list
    # PowerSet {1 2 3} -> {1 2 3} {2 3} {1 3} 3 {1 2} 2 1 {}
    proc PowerSet {l} {
	if {[llength $l] == 0} {return [list [list]]}
	set element [lindex $l 0]
	set rest [lrange $l 1 end]
	set result [list]
	foreach x [PowerSet $rest] {
	    lappend result [linsert $x 0 $element]
	    lappend result $x
	}
	return $result
    }

    variable envVars {LC_ALL LC_MESSAGES LANG}
    variable count 0
    variable body
    variable result
    variable setVars
    foreach setVars [PowerSet $envVars] {
	set result [string tolower [lindex $setVars 0]]
	if {[string length $result] == 0} {
	    if {[info exists ::tcl::mac::locale]} {
if {[package vsatisfies [package provide msgcat] 1.7]} {
		set result [string tolower \
			[msgcat::mcutil::ConvertLocale $::tcl::mac::locale]]
} else {
		set result [string tolower \
			[msgcat::ConvertLocale $::tcl::mac::locale]]
}
	    } else {
		if {([info sharedlibextension] eq ".dll")
			&& ![catch {package require registry}]} {
		    # Windows and Cygwin have other ways to determine the
		    # locale when the environment variables are missing
		    # and the registry package is present
		    continue
		}
		set result c
	    }
	}

	test msgcat-0.$count [list \
	    locale initialization from environment variables $setVars \
	] -setup {
	    variable var
	    foreach var $envVars {
		catch {variable $var $::env($var)}
		unset -nocomplain ::env($var)
	    }
	    foreach var $setVars {
		set ::env($var) $var
	    }
	    interp create [namespace current]::i
	    i eval [list package ifneeded msgcat [package provide msgcat] \
		    [package ifneeded msgcat [package provide msgcat]]]
	    i eval package require msgcat
	} -cleanup {
	    interp delete [namespace current]::i
	    foreach var $envVars {
		unset -nocomplain ::env($var)
		catch {set ::env($var) [set [namespace current]::$var]}
	    }
	} -body {i eval msgcat::mclocale} -result $result
	incr count
    }
    unset -nocomplain result

    # Could add tests of initialization from Windows registry here.
    # Use a fake registry package.

    # Tests msgcat-1.*: [mclocale], [mcpreferences]

    test msgcat-1.3 {mclocale set, single element} -setup {
	variable locale [mclocale]
    } -cleanup {
	mclocale $locale
    } -body {
	mclocale en
    } -result en

    test msgcat-1.4 {mclocale get, single element} -setup {
	variable locale [mclocale]
	mclocale en
    } -cleanup {
	mclocale $locale
    } -body {
	mclocale
    } -result en

    test msgcat-1.5 {mcpreferences, single element} -setup {
	variable locale [mclocale]
	mclocale en
    } -cleanup {
	mclocale $locale
    } -body {
	mcpreferences
    } -result {en {}}

    test msgcat-1.6 {mclocale set, two elements} -setup {
	variable locale [mclocale]
    } -cleanup {
	mclocale $locale
    } -body {
	mclocale en_US
    } -result en_us

    test msgcat-1.7 {mclocale get, two elements} -setup {
	variable locale [mclocale]
	mclocale en_US
    } -cleanup {
	mclocale $locale
    } -body {
	mclocale
    } -result en_us

    test msgcat-1.8 {mcpreferences, two elements} -setup {
	variable locale [mclocale]
	mclocale en_US
    } -cleanup {
	mclocale $locale
    } -body {
	mcpreferences
    } -result {en_us en {}}

    test msgcat-1.9 {mclocale set, three elements} -setup {
	variable locale [mclocale]
    } -cleanup {
	mclocale $locale
    } -body {
	mclocale en_US_funky
    } -result en_us_funky

    test msgcat-1.10 {mclocale get, three elements} -setup {
	variable locale [mclocale]
	mclocale en_US_funky
    } -cleanup {
	mclocale $locale
    } -body {
	mclocale
    } -result en_us_funky

    test msgcat-1.11 {mcpreferences, three elements} -setup {
	variable locale [mclocale]
	mclocale en_US_funky
    } -cleanup {
	mclocale $locale
    } -body {
	mcpreferences
    } -result {en_us_funky en_us en {}}

    test msgcat-1.12 {mclocale set, reject evil input} -setup {
	variable locale [mclocale]
    } -cleanup {
	mclocale $locale
    } -body {
	mclocale /path/to/evil/code
    } -returnCodes error -match glob -result {invalid newLocale value *}

    test msgcat-1.13 {mclocale set, reject evil input} -setup {
	variable locale [mclocale]
    } -cleanup {
	mclocale $locale
    } -body {
	mclocale looks/ok/../../../../but/is/path/to/evil/code
    } -returnCodes error -match glob -result {invalid newLocale value *}

    test msgcat-1.14 {mcpreferences, custom locale preferences} -setup {
	variable locale [mclocale]
	mclocale en
	mcpreferences fr en {}
    } -cleanup {
	mclocale $locale
    } -body {
	mcpreferences
    } -result {fr en {}}

    test msgcat-1.15 {mcpreferences, overwrite custom locale preferences}\
    -setup {
	variable locale [mclocale]
	mcpreferences fr en {}
	mclocale en
    } -cleanup {
	mclocale $locale
    } -body {
	mcpreferences
    } -result {en {}}


    # Tests msgcat-2.*: [mcset], [mcmset], namespace partitioning

    test msgcat-2.1 {mcset, global scope} {
	namespace eval :: ::msgcat::mcset  foo_BAR text1 text2
    } {text2}

    test msgcat-2.2 {mcset, global scope, default} {
	namespace eval :: ::msgcat::mcset foo_BAR text3
    } {text3}

    test msgcat-2.2.1 {mcset, namespace overlap} {
	namespace eval baz {::msgcat::mcset  foo_BAR con1 con1baz}
    } {con1baz}

    test msgcat-2.3 {mcset, namespace overlap} -setup {
	namespace eval bar {::msgcat::mcset  foo_BAR con1 con1bar}
	namespace eval baz {::msgcat::mcset  foo_BAR con1 con1baz}
	variable locale [mclocale]
	mclocale foo_BAR
    } -cleanup {
	mclocale $locale
    } -body {
	namespace eval bar {::msgcat::mc con1}
    } -result con1bar

    test msgcat-2.4 {mcset, namespace overlap} -setup {
	namespace eval bar {::msgcat::mcset  foo_BAR con1 con1bar}
	namespace eval baz {::msgcat::mcset  foo_BAR con1 con1baz}
	variable locale [mclocale]
	mclocale foo_BAR
    } -cleanup {
	mclocale $locale
    } -body {
	namespace eval baz {::msgcat::mc con1}
    } -result con1baz

    test msgcat-2.5 {mcmset, global scope} -setup {
	namespace eval :: {
	    ::msgcat::mcmset  foo_BAR {
	        src1 trans1
	        src2 trans2
	    }
	}
	variable locale [mclocale]
	mclocale foo_BAR
    } -cleanup {
	mclocale $locale
    } -body {
	namespace eval :: {
	    ::msgcat::mc src1
	}
    } -result trans1

    test msgcat-2.6 {mcmset, namespace overlap} -setup {
	namespace eval bar {::msgcat::mcmset  foo_BAR {con2 con2bar}}
	namespace eval baz {::msgcat::mcmset  foo_BAR {con2 con2baz}}
	variable locale [mclocale]
	mclocale foo_BAR
    } -cleanup {
	mclocale $locale
    } -body {
	namespace eval bar {::msgcat::mc con2}
    } -result con2bar

    test msgcat-2.7 {mcmset, namespace overlap} -setup {
	namespace eval bar {::msgcat::mcmset  foo_BAR {con2 con2bar}}
	namespace eval baz {::msgcat::mcmset  foo_BAR {con2 con2baz}}
	variable locale [mclocale]
	mclocale foo_BAR
    } -cleanup {
	mclocale $locale
    } -body {
	namespace eval baz {::msgcat::mc con2}
    } -result con2baz

    # Tests msgcat-3.*: [mcset], [mc], catalog "inheritance"
    #
    # Test mcset and mc, ensuring that more specific locales
    # (e.g. en_UK) will search less specific locales
    # (e.g. en) for translation strings.
    #
    # Do this for the 15 permutations of
    #     locales: {foo foo_BAR foo_BAR_baz}
    #     strings: {ov0 ov1 ov2 ov3 ov4}
    #	  locale ROOT        defines ov0, ov1, ov2, ov3
    #     locale foo         defines      ov1, ov2, ov3
    #     locale foo_BAR     defines           ov2, ov3
    #     locale foo_BAR_BAZ defines                ov3
    #     (ov4 is defined in none)
    # So,
    #     ov3 should be resolved in foo, foo_BAR, foo_BAR_baz
    #     ov2 should be resolved in foo, foo_BAR
    #     ov2 should resolve to foo_BAR in foo_BAR_baz
    #     ov1 should be resolved in foo
    #     ov1 should resolve to foo in foo_BAR, foo_BAR_baz
    #     ov4 should be resolved in none, and call mcunknown
    #
    variable count 2
    variable result
    array set result {
	foo,ov0 ov0_ROOT foo,ov1 ov1_foo foo,ov2 ov2_foo
        foo,ov3 ov3_foo foo,ov4 ov4
	foo_BAR,ov0 ov0_ROOT foo_BAR,ov1 ov1_foo foo_BAR,ov2 ov2_foo_BAR
        foo_BAR,ov3 ov3_foo_BAR	foo_BAR,ov4 ov4
        foo_BAR_baz,ov0 ov0_ROOT foo_BAR_baz,ov1 ov1_foo
        foo_BAR_baz,ov2 ov2_foo_BAR
	foo_BAR_baz,ov3 ov3_foo_BAR_baz foo_BAR_baz,ov4 ov4
    }
    variable loc
    variable string
    foreach loc {foo foo_BAR foo_BAR_baz} {
	foreach string {ov0 ov1 ov2 ov3 ov4} {
	    test msgcat-3.$count {mcset, overlap} -setup {
		mcset {} ov0 ov0_ROOT
		mcset {} ov1 ov1_ROOT
		mcset {} ov2 ov2_ROOT
		mcset {} ov3 ov3_ROOT
		mcset foo ov1 ov1_foo
		mcset foo ov2 ov2_foo
		mcset foo ov3 ov3_foo
		mcset foo_BAR ov2 ov2_foo_BAR
		mcset foo_BAR ov3 ov3_foo_BAR
		mcset foo_BAR_baz ov3 ov3_foo_BAR_baz
		variable locale [mclocale]
		mclocale $loc
	    } -cleanup {
		mclocale $locale
	    } -body {
		mc $string
	    } -result $result($loc,$string)
	    incr count
	}
    }
    unset -nocomplain result

    # Tests msgcat-4.*: [mcunknown]

    test msgcat-4.2 {mcunknown, default} -setup {
	mcset foo unk1 "unknown 1"
	variable locale [mclocale]
	mclocale foo
    } -cleanup {
	mclocale $locale
    } -body {
	mc unk1
    } -result {unknown 1}

    test msgcat-4.3 {mcunknown, default} -setup {
	mcset foo unk1 "unknown 1"
	variable locale [mclocale]
	mclocale foo
    } -cleanup {
	mclocale $locale
    } -body {
	mc unk2
    } -result unk2

    test msgcat-4.4 {mcunknown, overridden} -setup {
	rename ::msgcat::mcunknown SavedMcunknown
	proc ::msgcat::mcunknown {dom s} {
            return unknown:$dom:$s
	}
	mcset foo unk1 "unknown 1"
	variable locale [mclocale]
	mclocale foo
    } -cleanup {
	mclocale $locale
	rename ::msgcat::mcunknown {}
	rename SavedMcunknown ::msgcat::mcunknown
    } -body {
	mc unk1
    } -result {unknown 1}

    test msgcat-4.5 {mcunknown, overridden} -setup {
	rename ::msgcat::mcunknown SavedMcunknown
	proc ::msgcat::mcunknown {dom s} {
            return unknown:$dom:$s
	}
	mcset foo unk1 "unknown 1"
	variable locale [mclocale]
	mclocale foo
    } -cleanup {
	mclocale $locale
	rename ::msgcat::mcunknown {}
	rename SavedMcunknown ::msgcat::mcunknown
    } -body {
	mc unk2
    } -result {unknown:foo:unk2}

    test msgcat-4.6 {mcunknown, uplevel context} -setup {
	rename ::msgcat::mcunknown SavedMcunknown
	proc ::msgcat::mcunknown {dom s} {
            return "unknown:$dom:$s:[expr {[info level] - 1}]"
	}
	mcset foo unk1 "unknown 1"
	variable locale [mclocale]
	mclocale foo
    } -cleanup {
	mclocale $locale
	rename ::msgcat::mcunknown {}
	rename SavedMcunknown ::msgcat::mcunknown
    } -body {
	mc unk2
    } -result unknown:foo:unk2:[info level]

    # Tests msgcat-5.*: [mcload]

    variable locales {{} foo foo_BAR foo_BAR_baz}
    set msgdir [makeDirectory msgdir]
    foreach loc $locales {
	if { $loc eq {} } {
	    set msg ROOT
        } else {
	    set msg [string tolower $loc]
	}
	makeFile [list ::msgcat::mcset $loc abc abc-$loc] $msg.msg $msgdir
    }
    variable count 1
    foreach loc {foo foo_BAR foo_BAR_baz} {
	test msgcat-5.$count {mcload} -setup {
	    variable locale [mclocale]
	    ::msgcat::mclocale ""
	    ::msgcat::mcloadedlocales clear
	    ::msgcat::mcpackageconfig unset mcfolder
	    mclocale $loc
	} -cleanup {
	    mclocale $locale
	    ::msgcat::mcloadedlocales clear
	    ::msgcat::mcpackageconfig unset mcfolder
	} -body {
	    mcload $msgdir
	} -result [expr { $count+1 }]
	incr count
    }

    # Even though foo_BAR_notexist does not exist,
    # foo_BAR, foo and the root should be loaded.
	test msgcat-5.4 {mcload} -setup {
	    variable locale [mclocale]
	    mclocale foo_BAR_notexist
	} -cleanup {
	    mclocale $locale
	    mcloadedlocales clear
	    mcpackageconfig unset mcfolder
	} -body {
	    mcload $msgdir
	} -result 3

	test msgcat-5.5 {mcload} -setup {
	    variable locale [mclocale]
	    mclocale no_FI_notexist
	} -cleanup {
	    mclocale $locale
	    mcloadedlocales clear
	    mcpackageconfig unset mcfolder
	} -body {
	    mcload $msgdir
	} -result 1

	test msgcat-5.6 {mcload} -setup {
	    variable locale [mclocale]
	    mclocale foo
	    mcload $msgdir
	} -cleanup {
	    mclocale $locale
	} -body {
	    mc abc
	} -result abc-foo

	test msgcat-5.7 {mcload} -setup {
	    variable locale [mclocale]
	    mclocale foo_BAR
	    mcload $msgdir
	} -cleanup {
	    mclocale $locale
	} -body {
	    mc abc
	} -result abc-foo_BAR

	test msgcat-5.8 {mcload} -setup {
	    variable locale [mclocale]
	    mclocale foo_BAR_baz
	    mcload $msgdir
	} -cleanup {
	    mclocale $locale
	} -body {
	    mc abc
	} -result abc-foo_BAR_baz

	test msgcat-5.9 {mcload} -setup {
	    variable locale [mclocale]
	    mclocale no_FI_notexist
	    mcload $msgdir
	} -cleanup {
	    mclocale $locale
	} -body {
	    mc abc
	} -result abc-

	test msgcat-5.10 {mcload} -setup {
	    rename ::msgcat::mcunknown SavedMcunknown
	    proc ::msgcat::mcunknown {dom s} {
		return unknown:$dom:$s
	    }
	    variable locale [mclocale]
	    mclocale no_FI_notexist
	    mcload $msgdir
	} -cleanup {
	    mclocale $locale
	    rename ::msgcat::mcunknown {}
	    rename SavedMcunknown ::msgcat::mcunknown
	} -body {
	    mc def
	} -result unknown:no_fi_notexist:def

	test msgcat-5.11 {mcpackageconfig mcfolder} -setup {
	    variable locale [mclocale]
	    mclocale ""
	    mcloadedlocales clear
	    mcpackageconfig unset mcfolder
	} -cleanup {
	    mclocale $locale
	    mcloadedlocales clear
	    mcpackageconfig unset mcfolder
	} -body {
	    mclocale foo
	    mcpackageconfig set mcfolder $msgdir
	} -result 2

    foreach loc $locales {
	if { $loc eq {} } {
	    set msg ROOT
        } else {
	    set msg [string tolower $loc]
	}
	removeFile $msg.msg $msgdir
    }
    removeDirectory msgdir

    # Tests msgcat-6.*: [mcset], [mc] namespace inheritance
#
# Test mcset and mc, ensuring that resolution for messages
# proceeds from the current ns to its parent and so on to the
# global ns.
#
# Do this for the 12 permutations of
#     locales: foo
#     namespaces: foo foo::bar foo::bar::baz
#     strings: {ov1 ov2 ov3 ov4}
#     namespace ::foo            defines ov1, ov2, ov3
#     namespace ::foo::bar       defines      ov2, ov3
#     namespace ::foo::bar::baz  defines           ov3
#
#     ov4 is not defined in any namespace.
#
# So,
#     ov3 should be resolved in ::foo::bar::baz, ::foo::bar, ::foo;
#     ov2 should be resolved in ::foo, ::foo::bar
#     ov1 should be resolved in ::foo
#     ov4 should be resolved in none, and call mcunknown
#

    variable result
    array set result {
	foo,ov1 ov1_foo foo,ov2 ov2_foo foo,ov3 ov3_foo foo,ov4 ov4
	foo::bar,ov1 ov1_foo foo::bar,ov2 ov2_foo_bar
	foo::bar,ov3 ov3_foo_bar foo::bar,ov4 ov4 foo::bar::baz,ov1 ov1_foo
	foo::bar::baz,ov2 ov2_foo_bar foo::bar::baz,ov3 ov3_foo_bar_baz
	foo::bar::baz,ov4 ov4
    }
    variable count 1
    variable ns
    foreach ns {foo foo::bar foo::bar::baz} {
	foreach string {ov1 ov2 ov3 ov4} {
	    test msgcat-6.$count {mcset, overlap} -setup {
		namespace eval foo {
		    ::msgcat::mcset foo ov1 ov1_foo
		    ::msgcat::mcset foo ov2 ov2_foo
		    ::msgcat::mcset foo ov3 ov3_foo
		    namespace eval bar {
			::msgcat::mcset foo ov2 ov2_foo_bar
			::msgcat::mcset foo ov3 ov3_foo_bar
			namespace eval baz {
			    ::msgcat::mcset foo ov3 "ov3_foo_bar_baz"
			}
		    }

		}
		variable locale [mclocale]
		mclocale foo
	    } -cleanup {
		mclocale $locale
		namespace delete foo
	    } -body {
		namespace eval $ns [list ::msgcat::mc $string]
	    } -result $result($ns,$string)
	    incr count
	}
    }

    # Tests msgcat-7.*: [mc] extra args processed by [format]

    test msgcat-7.1 {mc extra args go through to format} -setup {
	mcset foo format1 "this is a test"
	mcset foo format2 "this is a %s"
	mcset foo format3 "this is a %s %s"
	variable locale [mclocale]
	mclocale foo
    } -cleanup {
	mclocale $locale
    } -body {
	mc format1 "good test"
    } -result "this is a test"

    test msgcat-7.2 {mc extra args go through to format} -setup {
	mcset foo format1 "this is a test"
	mcset foo format2 "this is a %s"
	mcset foo format3 "this is a %s %s"
	variable locale [mclocale]
	mclocale foo
    } -cleanup {
	mclocale $locale
    } -body {
	mc format2 "good test"
    } -result "this is a good test"

    test msgcat-7.3 {mc errors from format are propagated} -setup {
	mcset foo format1 "this is a test"
	mcset foo format2 "this is a %s"
	mcset foo format3 "this is a %s %s"
	variable locale [mclocale]
	mclocale foo
    } -cleanup {
	mclocale $locale
    } -body {
	catch {mc format3 "good test"}
    } -result 1

    test msgcat-7.4 {mc, extra args are given to unknown} -setup {
	mcset foo format1 "this is a test"
	mcset foo format2 "this is a %s"
	mcset foo format3 "this is a %s %s"
	variable locale [mclocale]
	mclocale foo
    } -cleanup {
	mclocale $locale
    } -body {
	mc "this is a %s" "good test"
    } -result "this is a good test"

    # Tests msgcat-8.*: [mcflset]

    set msgdir1 [makeDirectory msgdir1]
    makeFile {::msgcat::mcflset k1 v1} l1.msg $msgdir1

	test msgcat-8.1 {mcflset} -setup {
	    variable locale [mclocale]
	    mclocale l1
	    mcload $msgdir1
	} -cleanup {
	    mclocale $locale
	} -body {
	    mc k1
	} -result v1

    removeFile l1.msg $msgdir1
    removeDirectory msgdir1

    set msgdir2 [makeDirectory msgdir2]
    set msgdir3 [makeDirectory msgdir3]
    makeFile "::msgcat::mcflset k2 v2 ; ::msgcat::mcload [list $msgdir3]"\
	    l2.msg $msgdir2
    makeFile {::msgcat::mcflset k3 v3 ; ::msgcat::mcflmset {k4 v4 k5 v5}} l2.msg $msgdir3

	# chained mcload
	test msgcat-8.2 {mcflset/mcflmset} -setup {
	    variable locale [mclocale]
	    mclocale l2
	    mcload $msgdir2
	} -cleanup {
	    mclocale $locale
	} -body {
	    return [mc k2][mc k3]--[mc k4][mc k5]
	} -result v2v3--v4v5

    removeFile l2.msg $msgdir2
    removeDirectory msgdir2
    removeDirectory msgdir3

    # Tests msgcat-9.*: [mcexists]

	test msgcat-9.1 {mcexists no parameter} -body {
	    mcexists
	} -returnCodes 1\
	-result {wrong # args: should be "mcexists ?-exactnamespace? ?-exactlocale? ?-namespace ns? src"}

	test msgcat-9.2 {mcexists unknown option} -body {
	    mcexists -unknown src
	} -returnCodes 1\
	-result {unknown option "-unknown"}

	test msgcat-9.3 {mcexists} -setup {
	    mcforgetpackage
	    variable locale [mclocale]
	    mclocale foo
	    mcset foo k1 v1
	} -cleanup {
	    mclocale $locale
	} -body {
	    list [mcexists k1] [mcexists k2]
	} -result {1 0}

	test msgcat-9.4 {mcexists descendent preference} -setup {
	    mcforgetpackage
	    variable locale [mclocale]
	    mclocale foo_bar
	    mcset foo k1 v1
	} -cleanup {
	    mclocale $locale
	} -body {
	    list [mcexists k1] [mcexists -exactlocale k1]
	} -result {1 0}

	test msgcat-9.5 {mcexists parent namespace} -setup {
	    mcforgetpackage
	    variable locale [mclocale]
	    mclocale foo_bar
	    mcset foo k1 v1
	} -cleanup {
	    mclocale $locale
	    namespace delete ::foo
	} -body {
	    namespace eval ::foo {
		list [::msgcat::mcexists k1]\
			[::msgcat::mcexists -namespace ::msgcat::test k1]
	    }
	} -result {0 1}

	test msgcat-9.6 {mcexists -namespace ns parameter} -setup {
	    mcforgetpackage
	    variable locale [mclocale]
	    mclocale foo_bar
	    mcset foo k1 v1
	} -cleanup {
	    mclocale $locale
	    namespace delete ::foo
	} -body {
	    namespace eval ::foo {
		list [::msgcat::mcexists k1]\
			[::msgcat::mcexists -namespace ::msgcat::test k1]
	    }
	} -result {0 1}

	test msgcat-9.7 {mcexists -namespace - ns argument missing} -body {
	    mcexists -namespace src
	} -returnCodes 1\
	-result {Argument missing for switch "-namespace"}


    # Tests msgcat-10.*: [mcloadedlocales]

	test msgcat-10.1 {mcloadedlocales no arg} -body {
	    mcloadedlocales
	} -returnCodes 1\
	-result {wrong # args: should be "mcloadedlocales subcommand"}

	test msgcat-10.2 {mcloadedlocales wrong subcommand} -body {
	    mcloadedlocales junk
	} -returnCodes 1\
	-result {unknown subcommand "junk": must be clear, or loaded}

	test msgcat-10.3 {mcloadedlocales loaded} -setup {
	    mcforgetpackage
	    variable locale [mclocale]
	    mclocale {}
	    mcloadedlocales clear
	} -cleanup {
	    mclocale $locale
	} -body {
	    mclocale foo_bar
	    # The result is position independent so sort
	    set resultlist [lsort [mcloadedlocales loaded]]
	} -result {{} foo foo_bar}

	test msgcat-10.4 {mcloadedlocales clear} -setup {
	    mcforgetpackage
	    variable locale [mclocale]
	    mclocale {}
	    mcloadedlocales clear
	} -cleanup {
	    mclocale $locale
	} -body {
	    mclocale foo
	    mcset foo k1 v1
	    set res [mcexists k1]
	    mclocale ""
	    mcloadedlocales clear
	    mclocale foo
	    lappend res [mcexists k1]
	} -result {1 0}

    # Tests msgcat-11.*: [mcforgetpackage]

	test msgcat-11.1 {mcforgetpackage translation} -setup {
	    variable locale [mclocale]
	} -cleanup {
	    mclocale $locale
	} -body {
	    mclocale foo
	    mcset foo k1 v1
	    set res [mcexists k1]
	    mcforgetpackage
	    lappend res [mcexists k1]
	} -result {1 0}

	test msgcat-11.2 {mcforgetpackage locale} -setup {
	    variable locale [mclocale]
	} -cleanup {
	    mclocale $locale
	} -body {
	    mclocale foo
	    mcpackagelocale set bar
	    set res [mcpackagelocale get]
	    mcforgetpackage
	    lappend res [mcpackagelocale get]
	} -result {bar foo}

	test msgcat-11.3 {mcforgetpackage options} -body {
	    mcpackageconfig set loadcmd ""
	    set res [mcpackageconfig isset loadcmd]
	    mcforgetpackage
	    lappend res [mcpackageconfig isset loadcmd]
	} -result {1 0}

    # Tests msgcat-12.*: [mcpackagelocale]

	test msgcat-12.1 {mcpackagelocale no subcommand} -body {
	    mcpackagelocale
	} -returnCodes 1\
	-result {wrong # args: should be "mcpackagelocale subcommand ?arg ...?"}

	test msgcat-12.2 {mclpackagelocale wrong subcommand} -body {
	    mcpackagelocale junk
	} -returnCodes 1\
	-result {unknown subcommand "junk": must be clear, get, isset, loaded, present, set, or unset}

	test msgcat-12.2.1 {mclpackagelocale set multiple args} -body {
	    mcpackagelocale set a b
	} -returnCodes 1\
	-result {wrong # args: should be "mcpackagelocale set ?locale?"}

	test msgcat-12.3 {mcpackagelocale set} -setup {
	    variable locale [mclocale]
	} -cleanup {
	    mclocale $locale
	    mcforgetpackage
	} -body {
	    mclocale foo
	    mcpackagelocale set bar
	    list [mcpackagelocale get] [mclocale]
	} -result {bar foo}

	test msgcat-12.4 {mcpackagelocale get} -setup {
	    variable locale [mclocale]
	} -cleanup {
	    mclocale $locale
	    mcforgetpackage
	} -body {
	    mclocale foo
	    set res [mcpackagelocale get]
	    mcpackagelocale set bar
	    lappend res [mcpackagelocale get]
	} -result {foo bar}

	test msgcat-12.5 {mcpackagelocale preferences} -setup {
	    variable locale [mclocale]
	} -cleanup {
	    mclocale $locale
	    mcforgetpackage
	} -body {
	    mclocale foo
	    set res [list [mcpackagelocale preferences]]
	    mcpackagelocale set bar
	    lappend res [mcpackagelocale preferences]
	} -result {{foo {}} {bar {}}}

	test msgcat-12.6 {mcpackagelocale loaded} -setup {
	    variable locale [mclocale]
	} -cleanup {
	    mclocale $locale
	    mcforgetpackage
	} -body {
	    mclocale ""
	    mcloadedlocales clear
	    mclocale foo
	    # The result is position independent so sort
	    set res [list [lsort [mcpackagelocale loaded]]]
	    mcpackagelocale set bar
	    lappend res [lsort [mcpackagelocale loaded]]
	} -result {{{} foo} {{} bar foo}}

	test msgcat-12.7 {mcpackagelocale isset} -setup {
	    variable locale [mclocale]
	} -cleanup {
	    mclocale $locale
	    mcforgetpackage
	} -body {
	    mclocale foo
	    set res [mcpackagelocale isset]
	    mcpackagelocale set bar
	    lappend res [mcpackagelocale isset]
	} -result {0 1}

	test msgcat-12.8 {mcpackagelocale unset} -setup {
	    variable locale [mclocale]
	} -cleanup {
	    mclocale $locale
	    mcforgetpackage
	} -body {
	    mcpackagelocale set bar
	    set res [mcpackagelocale isset]
	    mcpackagelocale unset
	    lappend res [mcpackagelocale isset]
	} -result {1 0}

	test msgcat-12.9 {mcpackagelocale present} -setup {
	    variable locale [mclocale]
	} -cleanup {
	    mclocale $locale
	    mcforgetpackage
	} -body {
	    mclocale ""
	    mcloadedlocales clear
	    mclocale foo
	    set res [mcpackagelocale present foo]
	    lappend res [mcpackagelocale present bar]
	    mcpackagelocale set bar
	    lappend res [mcpackagelocale present foo]\
		    [mcpackagelocale present bar]
	} -result {1 0 1 1}

	test msgcat-12.10 {mcpackagelocale clear} -setup {
	    variable locale [mclocale]
	} -cleanup {
	    mclocale $locale
	    mcforgetpackage
	} -body {
	    mclocale ""
	    mcloadedlocales clear
	    mclocale foo
	    mcpackagelocale set bar
	    mcpackagelocale clear
	    list [mcpackagelocale present foo] [mcpackagelocale present bar]
	} -result {0 1}

	test msgcat-12.11 {mcpackagelocale custom preferences} -setup {
	    variable locale [mclocale]
	} -cleanup {
	    mclocale $locale
	    mcforgetpackage
	} -body {
	    mclocale foo
	    set res [list [mcpackagelocale preferences]]
	    mcpackagelocale preferences bar {}
	    lappend res [mcpackagelocale preferences]
	} -result {{foo {}} {bar {}}}

	test msgcat-12.12 {mcpackagelocale preferences -> no isset} -setup {
	    variable locale [mclocale]
	} -cleanup {
	    mclocale $locale
	    mcforgetpackage
	} -body {
	    mclocale foo
	    mcpackagelocale preferences
	    mcpackagelocale isset
	} -result {0}


    # Tests msgcat-13.*: [mcpackageconfig subcmds]

	test msgcat-13.1 {mcpackageconfig no subcommand} -body {
	    mcpackageconfig
	} -returnCodes 1\
	-result {wrong # args: should be "mcpackageconfig subcommand option ?value?"}

	test msgcat-13.2 {mclpackageconfig wrong subcommand} -body {
	    mcpackageconfig junk mcfolder
	} -returnCodes 1\
	-result {unknown subcommand "junk": must be get, isset, set, or unset}

	test msgcat-13.3 {mclpackageconfig wrong option} -body {
	    mcpackageconfig get junk
	} -returnCodes 1\
	-result {bad option "junk": must be mcfolder, loadcmd, changecmd, or unknowncmd}

	test msgcat-13.4 {mcpackageconfig get} -setup {
	    mcforgetpackage
	} -cleanup {
	    mcforgetpackage
	} -body {
	    mcpackageconfig set loadcmd ""
	    mcpackageconfig get loadcmd
	} -result {}

	test msgcat-13.5 {mcpackageconfig (is/un)set} -setup {
	    mcforgetpackage
	} -cleanup {
	    mcforgetpackage
	} -body {
	    set res [mcpackageconfig isset loadcmd]
	    lappend res [mcpackageconfig set loadcmd ""]
	    lappend res [mcpackageconfig isset loadcmd]
	    mcpackageconfig unset loadcmd
	    lappend res [mcpackageconfig isset loadcmd]
	} -result {0 0 1 0}

    # option mcfolder is already tested with 5.11

    # Tests msgcat-14.*: callbacks: loadcmd, changecmd, unknowncmd

    # This routine is used as bgerror and by direct callback invocation
    proc callbackproc args {
	variable resultvariable
	set resultvariable $args
    }
    proc callbackfailproc args {
	return -code error fail
    }
    set bgerrorsaved [interp bgerror {}]
    interp bgerror {} [namespace code callbackproc]

    variable locale
    if {![info exist locale]} { set locale [mclocale] }

	test msgcat-14.1 {invocation loadcmd} -setup {
	    mcforgetpackage
    	    mclocale $locale
	    mclocale ""
	    mcloadedlocales clear
	    set resultvariable ""
	} -cleanup {
	    mcforgetpackage
	} -body {
	    mcpackageconfig set loadcmd [namespace code callbackproc]
	    mclocale foo_bar
	    lsort $resultvariable
	} -result {foo foo_bar}

	test msgcat-14.2 {invocation failed in loadcmd} -setup {
	    mcforgetpackage
    	    mclocale $locale
	    mclocale ""
	    mcloadedlocales clear
	} -cleanup {
	    mcforgetpackage
	    after cancel set [namespace current]::resultvariable timeout
	} -body {
	    mcpackageconfig set loadcmd [namespace code callbackfailproc]
	    mclocale foo_bar
	    # let the bgerror run
	    after 100 set [namespace current]::resultvariable timeout
	    vwait [namespace current]::resultvariable
	    lassign $resultvariable err errdict
	    list $err [dict get $errdict -code]
	} -result {fail 1}

	test msgcat-14.3 {invocation changecmd} -setup {
	    mcforgetpackage
    	    mclocale $locale
	    mclocale ""
	    set resultvariable ""
	} -cleanup {
	    mcforgetpackage
	} -body {
	    mcpackageconfig set changecmd [namespace code callbackproc]
	    mclocale foo_bar
	    set resultvariable
	} -result {foo_bar foo {}}

	test msgcat-14.4 {invocation unknowncmd} -setup {
	    mcforgetpackage
    	    mclocale $locale
	    mclocale ""
	    mcloadedlocales clear
	    set resultvariable ""
	} -cleanup {
	    mcforgetpackage
	} -body {
	    mcpackageconfig set unknowncmd [namespace code callbackproc]
	    mclocale foo_bar
	    mc k1 p1
	    set resultvariable
	} -result {foo_bar k1 p1}

	test msgcat-14.5 {disable global unknowncmd} -setup {
	    mcforgetpackage
    	    mclocale $locale
	    mclocale ""
	    mcloadedlocales clear
	    set resultvariable ""
	    rename ::msgcat::mcunknown SavedMcunknown
	    proc ::msgcat::mcunknown {dom s} {
		return unknown:$dom:$s
	    }
	} -cleanup {
	    mcforgetpackage
	    rename ::msgcat::mcunknown {}
	    rename SavedMcunknown ::msgcat::mcunknown
	} -body {
	    mcpackageconfig set unknowncmd ""
	    mclocale foo_bar
	    mc k1%s p1
	} -result {k1p1}

	test msgcat-14.6 {unknowncmd failing} -setup {
	    mcforgetpackage
    	    mclocale $locale
	    mclocale ""
	    mcloadedlocales clear
	    set resultvariable ""
	} -cleanup {
	    mcforgetpackage
	} -body {
	    mcpackageconfig set unknowncmd [namespace code callbackfailproc]
	    mclocale foo_bar
	    mc k1
	} -returnCodes 1\
	-result {fail}


    # Tests msgcat-15.*: tcloo coverage

    # There are 4 use-cases, where 3 must be tested now:
    # - namespace defined, in class definition, class defined oo, classless

    test msgcat-15.1 {mc in class setup} -setup {
	# full namespace is ::msgcat::test:bar
	namespace eval bar {
	    ::msgcat::mcset foo_BAR con2 con2bar
	    oo::class create ClassCur
	}
	variable locale [mclocale]
	mclocale foo_BAR
    } -cleanup {
	mclocale $locale
	namespace eval bar {::msgcat::mcforgetpackage}
	namespace delete bar
    } -body {
	oo::define bar::ClassCur msgcat::mc con2
    } -result con2bar

    test msgcat-15.2 {mc in class} -setup {
	# full namespace is ::msgcat::test:bar
	namespace eval bar {
	    ::msgcat::mcset foo_BAR con2 con2bar
	    oo::class create ClassCur
	    oo::define ClassCur method method1 {} {::msgcat::mc con2}
	}
	# full namespace is ::msgcat::test:baz
	namespace eval baz {
            set ObjCur [::msgcat::test::bar::ClassCur new]
	}
	variable locale [mclocale]
	mclocale foo_BAR
    } -cleanup {
	mclocale $locale
	namespace eval bar {::msgcat::mcforgetpackage}
	namespace delete bar baz
    } -body {
	$baz::ObjCur method1
    } -result con2bar

    test msgcat-15.3 {mc in classless object} -setup {
	# full namespace is ::msgcat::test:bar
	namespace eval bar {
	    ::msgcat::mcset foo_BAR con2 con2bar
	    oo::object create ObjCur
	    oo::objdefine ObjCur method method1 {} {::msgcat::mc con2}
	}
	variable locale [mclocale]
	mclocale foo_BAR
    } -cleanup {
	mclocale $locale
	namespace eval bar {::msgcat::mcforgetpackage}
	namespace delete bar
    } -body {
	bar::ObjCur method1
    } -result con2bar

    test msgcat-15.4 {mc in classless object with explicite namespace eval}\
    -setup {
	# full namespace is ::msgcat::test:bar
	namespace eval bar {
	    ::msgcat::mcset foo_BAR con2 con2bar
	    oo::object create ObjCur
	    oo::objdefine ObjCur method method1 {} {
		namespace eval ::msgcat::test::baz {
		    ::msgcat::mc con2
		}
	    }
	}
	namespace eval baz {
	    ::msgcat::mcset foo_BAR con2 con2baz
	}
	variable locale [mclocale]
	mclocale foo_BAR
    } -cleanup {
	mclocale $locale
	namespace eval bar {::msgcat::mcforgetpackage}
	namespace eval baz {::msgcat::mcforgetpackage}
	namespace delete bar baz
    } -body {
	bar::ObjCur method1
    } -result con2baz

    # HaO 2024-07-15 fix me
    # Ticket 91b3a5bb: I have no idea what the following case should do.
    # But currently, it raises an error and that should not happen.
    # The background is the tklib tooltip package.
    # This package captures the caller namespace to later invoke msgcat with current data.
    # If the caller namespace is a method, it currently fails.
    test msgcat-15.5 {ticket 91b3a5bb: method namespace recorded and evaluated gives error}\
    -setup {
	oo::class create App {}
	oo::define App {
	    constructor {} { my add_one }
	    method add_one {} { recordMsgcat }
	}
	proc ::recordMsgcat {} { set ::nscaller [uplevel 1 {namespace current}] }
	set application [App new]
} -cleanup {
	$application destroy
	App destroy
	unset -nocomplain ::nscaller
	rename ::recordMsgcat ""
    } -body {
	namespace eval $::nscaller [list ::msgcat::mc "Test"]
    } -returnCodes ok -result Test

    # Test msgcat-16.*: command mcpackagenamespaceget

    test msgcat-16.1 {mcpackagenamespaceget in namespace procedure} -body {
	namespace eval baz {msgcat::mcpackagenamespaceget}
    } -result ::msgcat::test::baz

    test msgcat-16.2 {mcpackagenamespaceget in class setup} -setup {
	namespace eval bar {
	    oo::class create ClassCur
	    oo::define ClassCur variable a
	}
    } -cleanup {
	namespace delete bar
    } -body {
	oo::define bar::ClassCur msgcat::mcpackagenamespaceget
    } -result ::msgcat::test::bar

    test msgcat-16.3 {mcpackagenamespaceget in class} -setup {
	namespace eval bar {
	    oo::class create ClassCur
	    oo::define ClassCur method method1 {} {msgcat::mcpackagenamespaceget}
	}
	namespace eval baz {
            set ObjCur [::msgcat::test::bar::ClassCur new]
	}
    } -cleanup {
	namespace delete bar baz
    } -body {
	$baz::ObjCur method1
    } -result ::msgcat::test::bar

    test msgcat-16.4 {mcpackagenamespaceget in classless object} -setup {
	namespace eval bar {
	    oo::object create ObjCur
	    oo::objdefine ObjCur method method1 {} {msgcat::mcpackagenamespaceget}
	}
    } -cleanup {
	namespace delete bar
    } -body {
	bar::ObjCur method1
    } -result ::msgcat::test::bar

    test msgcat-16.5\
    {mcpackagenamespaceget in classless object with explicite namespace eval}\
    -setup {
	namespace eval bar {
	    oo::object create ObjCur
	    oo::objdefine ObjCur method method1 {} {
		namespace eval ::msgcat::test::baz {
		    msgcat::mcpackagenamespaceget
		}
	    }
	}
    } -cleanup {
	namespace delete bar baz
    } -body {
	bar::ObjCur method1
    } -result ::msgcat::test::baz


    # Test msgcat-17.*: mcn command

    test msgcat-17.1 {mcn no parameters} -body {
	mcn
    } -returnCodes 1\
    -result {wrong # args: should be "mcn ns src ?arg ...?"}

    test msgcat-17.2 {mcn} -setup {
	namespace eval bar {::msgcat::mcset foo_BAR con1 con1bar}
	variable locale [mclocale]
	mclocale foo_BAR
    } -cleanup {
	mclocale $locale
    } -body {
	::msgcat::mcn [namespace current]::bar con1
    } -result con1bar


    interp bgerror {} $bgerrorsaved

    # Tests msgcat-18.*: [mcutil]

    test msgcat-18.1 {mcutil - no argument} -body {
	mcutil
    } -returnCodes 1\
    -result {wrong # args: should be "mcutil subcommand ?arg ...?"}

    test msgcat-18.2 {mcutil - wrong argument} -body {
	mcutil junk
    } -returnCodes 1\
    -result {unknown subcommand "junk": must be getpreferences, or getsystemlocale}

    test msgcat-18.3 {mcutil - partial argument} -body {
	mcutil getsystem
    } -returnCodes 1\
    -result {unknown subcommand "getsystem": must be getpreferences, or getsystemlocale}

    test msgcat-18.4 {mcutil getpreferences - no argument} -body {
	mcutil getpreferences
    } -returnCodes 1\
    -result {wrong # args: should be "mcutil getpreferences locale"}

    test msgcat-18.5 {mcutil getpreferences - DE_de} -body {
	mcutil getpreferences DE_de
    } -result {de_de de {}}

    test msgcat-18.6 {mcutil getsystemlocale - wrong argument} -body {
	mcutil getsystemlocale DE_de
    } -returnCodes 1\
    -result {wrong # args: should be "mcutil getsystemlocale"}

    # The result is system dependent
    # So just test if it runs
    # The environment variable version was test with test 0.x
    test msgcat-18.7 {mcutil getsystemlocale} -body {
	mcutil getsystemlocale
	set ok ok
    } -result {ok}


    cleanupTests
}
namespace delete ::msgcat::test
return

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