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#!/usr/bin/perl -w
use strict;
use Test::More (tests => 2);
BEGIN {use Chart::Gnuplot;}
my $temp = "temp.ps";
# Test default setting of legend
{
my $d = Chart::Gnuplot::DataSet->new(
func => "cos(x)",
title => "cosine function",
);
ok($d->_thaw() eq "cos(x) title \"cosine function\"");
}
# Test formatting the legend
{
my $c = Chart::Gnuplot->new(
output => $temp,
legend => {
position => "outside center bottom",
order => "horizontal reverse",
align => 'left',
width => 3,
height => 4,
title => 'Trigonometric functions',
sample => {length => 10, position => 'left', spacing => 2},
border => 'on',
},
);
$c->_setChart();
ok(&diff($c->{_script}, "legend_1.gp") == 0);
}
###################################################################
# Compare two files
# - return 0 if two files are the same, except the ordering of the lines
# - return 1 otherwise
sub diff
{
my ($f1, $f2) = @_;
$f2 = "t/".$f2 if (!-e $f2);
open(F1, $f1) || return(1);
open(F2, $f2) || return(1);
my @c1 = <F1>;
my @c2 = <F2>;
close(F1);
close(F2);
return(0) if (join("", sort @c1) eq join("", sort @c2));
return(1);
}
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