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# Commands covered:  lrange
#
# 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: lrange.test,v 1.1.1.1 2002-01-16 10:25:36 markom Exp $

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

test lrange-1.1 {range of list elements} {
    lrange {a b c d} 1 2
} {b c}
test lrange-1.2 {range of list elements} {
    lrange {a {bcd e {f g {}}} l14 l15 d} 1 1
} {{bcd e {f g {}}}}
test lrange-1.3 {range of list elements} {
    lrange {a {bcd e {f g {}}} l14 l15 d} 3 end
} {l15 d}
test lrange-1.4 {range of list elements} {
    lrange {a {bcd e {f g {}}} l14 l15 d} 4 10000
} {d}
test lrange-1.5 {range of list elements} {
    lrange {a {bcd e {f g {}}} l14 l15 d} 4 3
} {}
test lrange-1.6 {range of list elements} {
    lrange {a {bcd e {f g {}}} l14 l15 d} 10 11
} {}
test lrange-1.7 {range of list elements} {
    lrange {a b c d e} -1 2
} {a b c}
test lrange-1.8 {range of list elements} {
    lrange {a b c d e} -2 -1
} {}
test lrange-1.9 {range of list elements} {
    lrange {a b c d e} -2 e
} {a b c d e}
test lrange-1.10 {range of list elements} {
    lrange "a b\{c d" 1 2
} "b\\{c d"
test lrange-1.11 {range of list elements} {
    lrange "a b c d" end end
} d
test lrange-1.12 {range of list elements} {
    lrange "a b c d" end 100000
} d
test lrange-1.13 {range of list elements} {
    lrange "a b c d" e 3
} d
test lrange-1.14 {range of list elements} {
    lrange "a b c d" end 2
} {}
test lrange-1.15 {range of list elements} {
    concat \"[lrange {a b \{\           } 0 2]"
} {"a b \{\ "}
test lrange-1.16 {list element quoting} {
    lrange {[append a .b]} 0 end    
} {{[append} a .b\]}

test lrange-2.1 {error conditions} {
    list [catch {lrange a b} msg] $msg
} {1 {wrong # args: should be "lrange list first last"}}
test lrange-2.2 {error conditions} {
    list [catch {lrange a b 6 7} msg] $msg
} {1 {wrong # args: should be "lrange list first last"}}
test lrange-2.3 {error conditions} {
    list [catch {lrange a b 6} msg] $msg
} {1 {bad index "b": must be integer or "end"}}
test lrange-2.4 {error conditions} {
    list [catch {lrange a 0 enigma} msg] $msg
} {1 {bad index "enigma": must be integer or "end"}}
test lrange-2.5 {error conditions} {
    list [catch {lrange "a \{b c" 3 4} msg] $msg
} {1 {unmatched open brace in list}}
test lrange-2.6 {error conditions} {
    list [catch {lrange "a b c \{ d e" 1 4} msg] $msg
} {1 {unmatched open brace in list}}