# Before `make install' is performed this script should be runnable with
# `make test'. After `make install' it should work as `perl 1.t'

#########################

# change 'tests => 1' to 'tests => last_test_to_print';

use Test::More tests => 20;
BEGIN { 
	use_ok('Config::Frontend::Tie');
	use_ok('Config::Frontend');
	use_ok('Config::Backend::String');
};

#########################

# Insert your test code below, the Test::More module is use()ed here so read
# its man page ( perldoc Test::More ) for help writing this test script.

### Regular tests

my $string="test=HI=Yes\n%test1=NO!\n%test2=%joep%\n%test3=ok\n%%Hello";
tie my %conf,'Config::Frontend::Tie',new Config::Frontend(new Config::Backend::String(\$string));

ok($conf{"test"} eq "HI=Yes", "initial conf in \$string -> test=HI=Yes");
ok($conf{"test1"} eq "NO!", "initial conf in \$string -> test1=NO!");
ok($conf{"test2"} eq "%joep%", "initial conf in \$string -> test2=%joep%");
ok($conf{"test3"} eq "ok\n%Hello", "initial conf in \$string -> test3=ok");

$conf{"oesterhol"}="account";
ok($conf{"oesterhol"} eq "account","initial conf in \$string -> oesterhol=account");

### reuse

my $nstring=$string;
tie my %nconf,'Config::Frontend::Tie',new Config::Frontend(new Config::Backend::String(\$nstring));

ok($nconf{"test"} eq "HI=Yes", "reuse commited Config::Backend::String from \$string -> test=HI=Yes");
ok($nconf{"test1"} eq "NO!", "reuse commited Config::Backend::String from \$string -> test1=NO!");
ok($nconf{"test2"} eq "%joep%", "reuse commited Config::Backend::String from \$string -> test2=%joep%");
ok($nconf{"test3"} eq "ok\n%Hello", "reuse commited Config::Backend::String from \$string -> test3=ok");
ok($nconf{"oesterhol"} eq "account","reuse commited Config::Backend::String from \$string -> oesterhol=account");

### Test empty conf

my $estring="";
tie my %econf,'Config::Frontend::Tie',new Config::Frontend(new Config::Backend::String(\$estring));

$econf{"oesterhol"}="%HI!\n%hallo%%hi%";

ok($estring eq "oesterhol=%HI!\n%%hallo%%hi%","setting value in empty config -> \$estring eq \"%HI!\n%%hallo%%hi%\"");
ok($econf{"oesterhol"} eq "%HI!\n%hallo%%hi%","setting value in empty config -> oesterhol=%HI!\n%hallo%%hi%");

### Test one item conf

my $ostring=$estring;
tie my %oconf,'Config::Frontend::Tie',new Config::Frontend(new Config::Backend::String(\$ostring));
ok($oconf{"oesterhol"} eq "%HI!\n%hallo%%hi%","one item configuration -> oesterhol=%HI!\n%hallo%%hi%");

### Look up all variables

my %e;
$e{"test"}=0;
$e{"test1"}=0;
$e{"test2"}=0;
$e{"test3"}=0;
$e{"oesterhol"}=0;

my @vars=keys %conf;
print "num of keys:", scalar @vars,"\n";
for my $var (@vars) {
	$e{$var}+=1;
	print "$var\n";
}

my $all=1;
for my $k (keys %e) {
	if ($e{$k}==0) { $all=0; }
}

ok($all==1,"variables: --> all variables are there");

### Delete 2 variables

delete $conf{"test1"};
delete $conf{"oesterhol"};

### Look up all variables

undef %e;
my %e;
$e{"test"}=0;
$e{"test2"}=0;
$e{"test3"}=0;

undef @vars;
my @vars=keys %conf;
for my $var (@vars) {
	$e{$var}+=1;
}

undef $all;
my $all=1;
for my $k (keys %e) {
	if ($e{$k}==0) { $all=0; }
}

ok($all==1,"variables: --> all variables are there");
ok((not exists $conf{"test1"}),"deleted var not there");
ok((not exists $conf{"oesterhol"}),"deleted var not there");