Gestionnaire de fichiers - Editer - /usr/share/doc/perl-Readonly-1.03/t/hash.t
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#!/usr/bin/perl -I.. # Readonly hash tests use strict; use Test::More tests => 20; # Find the module (1 test) BEGIN {use_ok('Readonly'); } sub expected { my $line = shift; $@ =~ s/\.$//; # difference between croak and die return "Modification of a read-only value attempted at " . __FILE__ . " line $line\n"; } use vars qw/%h1/; my (%mh1, %mh2); # creation (3 tests) eval {Readonly::Hash %h1 => (a=>"A", b=>"B", c=>"C", d=>"D")}; is $@ => '', 'Create global hash'; eval {Readonly::Hash %mh1 => (one=>1, two=>2, three=>3, 4)}; like $@ => qr/odd number of values/, "Odd number of values"; eval {Readonly::Hash %mh1 => {one=>1, two=>2, three=>3, four=>4}}; is $@ => '', 'Create lexical hash'; # fetch (3 tests) is $h1{a} => 'A', 'Fetch global'; ok !defined $h1{'q'}, 'Nonexistent element undefined'; is $mh1{two} => 2, 'Fetch lexical'; # store (1 test) eval {$h1{a} = 'Z'}; is $@ => expected(__LINE__-1), 'Store'; # delete (1 test) eval {delete $h1{c}}; is $@ => expected(__LINE__-1), 'Delete'; # clear (1 test) eval {%h1 = ()}; is $@ => expected(__LINE__-1), 'Clear'; # exists (3 tests) ok exists $h1{a}, 'Exists'; eval {ok !exists $h1{x}, "Doesn't exist"}; is $@ => '', "Doesn't exist (no error)"; # keys, values (4 tests) my @a = sort keys %h1; is $a[0], 'a', 'Keys a'; is $a[1], 'b', 'Keys b'; @a = sort values %h1; is $a[0], 'A', 'Values A'; is $a[1], 'B', 'Values B'; # each (2 tests) my ($k,$v); while ( ($k,$v) = each %h1) { $mh2{$k} = $v; } is $mh2{c} => 'C', 'Each C'; is $mh2{d} => 'D', 'Each D'; # untie (1 test) SKIP: { skip "Can't catch untie until Perl 5.6", 1 if $] < 5.006; eval {untie %h1}; is $@ => expected(__LINE__-1), 'Untie'; }
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