Introduce LaTeX::TikZ::Set::Polyline

[perl/modules/LaTeX-TikZ.git] / t / 12-geo.t

diff --git a/t/12-geo.t b/t/12-geo.t
index ab56eaac3049175cb7777e7c4c529a33fe2ff3e8..3a7eef7e65a32dd702f49ac12b476d19915158f9 100644 (file)
--- a/t/12-geo.t
+++ b/t/12-geo.t
@@ -3,7 +3,7 @@
 use strict;
 use warnings;
 
-use Test::More tests => 11 + 2 * 10;
+use Test::More tests => (11 + 2 * 5) + 2 * (10 + 2 * 3);
 
 use Math::Complex;
 
@@ -32,6 +32,11 @@ sub check {
  is_deeply $body, $exp, $desc;
 }
 
+sub failed_valid {
+ my ($tc) = @_;
+ qr/Validation failed for '\Q$tc\E'/;
+}
+
 my $o = Tikz->point(0);
 my $z = Tikz->point(1+2*i);
 
@@ -55,6 +60,53 @@ check $l, 'a line from two Tikz points', <<'RES';
 \draw (-1cm,2cm) -- (3cm,-4cm) ;
 RES
 
+# Polyline
+
+my $w = Tikz->point(3, -4);
+
+for my $closed (0, 1) {
+ my $polyline = $closed ? 'closed_polyline' : 'polyline';
+ my $cycle    = $closed ? '-- cycle '       : '';
+ my $desc     = $closed ? 'closed polyline' : 'polyline';
+
+ my $pl = eval {
+  Tikz->$polyline($o, $z);
+ };
+ is $@, '', "creating a $desc from two Tikz points doesn't croak";
+
+ check $pl, "a $desc from two Tikz points", <<"RES";
+\\draw (0cm,0cm) -- (1cm,2cm) $cycle;
+RES
+
+ $pl = eval {
+  Tikz->$polyline($o, $z, $w);
+ };
+ is $@, '', "creating a $desc from three Tikz points doesn't croak";
+
+ check $pl, "a $desc from three Tikz points", <<"RES";
+\\draw (0cm,0cm) -- (1cm,2cm) -- (3cm,-4cm) $cycle;
+RES
+
+ $pl = eval {
+  Tikz->$polyline(-1, (2-3*i), [-4, 5]);
+ };
+ is $@, '', "creating a $desc from three Tikz points doesn't croak";
+
+ check $pl, "a $desc from three Tikz points", <<"RES";
+\\draw (-1cm,0cm) -- (2cm,-3cm) -- (-4cm,5cm) $cycle;
+RES
+
+ $pl = eval {
+  Tikz->$polyline($o);
+ };
+ like $@, qr/at least two LaTeX::TikZ::Set::Point objects are needed in order to build a polyline/, "creating a $desc from only one Tikz point croaks";
+
+ $pl = eval {
+  Tikz->$polyline(qw/foo bar/);
+ };
+ like $@, failed_valid('LaTeX::TikZ::Point::Autocoerce'), "creating a $desc from two string croaks";
+}
+
 # Rectangle
 
 my $r = eval {