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# Commands covered:  case
#
# 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.
# Copyright (c) 1994 Sun Microsystems, Inc.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
#
# RCS: @(#) $Id: case.test,v 1.1.1.1 2002-01-16 10:25:35 markom Exp $

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

test case-1.1 {simple pattern} {
    case a in a {format 1} b {format 2} c {format 3} default {format 4}
} 1
test case-1.2 {simple pattern} {
    case b a {format 1} b {format 2} c {format 3} default {format 4}
} 2
test case-1.3 {simple pattern} {
    case x in a {format 1} b {format 2} c {format 3} default {format 4}
} 4
test case-1.4 {simple pattern} {
    case x a {format 1} b {format 2} c {format 3}
} {}
test case-1.5 {simple pattern matches many times} {
    case b a {format 1} b {format 2} b {format 3} b {format 4}
} 2
test case-1.6 {fancier pattern} {
    case cx a {format 1} *c {format 2} *x {format 3} default {format 4}
} 3
test case-1.7 {list of patterns} {
    case abc in {a b c} {format 1} {def abc ghi} {format 2}
} 2

test case-2.1 {error in executed command} {
    list [catch {case a in a {error "Just a test"} default {format 1}} msg] \
            $msg $errorInfo
} {1 {Just a test} {Just a test
    while executing
"error "Just a test""
    ("a" arm line 1)
    invoked from within
"case a in a {error "Just a test"} default {format 1}"}}
test case-2.2 {error: not enough args} {
    list [catch {case} msg] $msg
} {1 {wrong # args: should be "case string ?in? patList body ... ?default body?"}}
test case-2.3 {error: pattern with no body} {
    list [catch {case a b} msg] $msg
} {1 {extra case pattern with no body}}
test case-2.4 {error: pattern with no body} {
    list [catch {case a in b {format 1} c} msg] $msg
} {1 {extra case pattern with no body}}
test case-2.5 {error in default command} {
    list [catch {case foo in a {error case1} default {error case2} \
            b {error case 3}} msg] $msg $errorInfo
} {1 case2 {case2
    while executing
"error case2"
    ("default" arm line 1)
    invoked from within
"case foo in a {error case1} default {error case2}  b {error case 3}"}}

test case-3.1 {single-argument form for pattern/command pairs} {
    case b in {
        a {format 1}
        b {format 2}
        default {format 6}
    }
} {2}
test case-3.2 {single-argument form for pattern/command pairs} {
    case b {
        a {format 1}
        b {format 2}
        default {format 6}
    }
} {2}
test case-3.3 {single-argument form for pattern/command pairs} {
    list [catch {case z in {a 2 b}} msg] $msg
} {1 {extra case pattern with no body}}