Factor the check() test function in an helper test module

[perl/modules/LaTeX-TikZ.git] / t / 10-set.t

diff --git a/t/10-set.t b/t/10-set.t
index 190846c6972956359b799d9f0db65f28fcf7b206..5ec0e33d26420ee5c323e148f39db65dbd25778a 100644 (file)
--- a/t/10-set.t
+++ b/t/10-set.t
@@ -3,33 +3,17 @@
 use strict;
 use warnings;
 
-use Test::More tests => 12 + 2 * 7;
+use Test::More tests => 19 + 2 * 14;
 
 use LaTeX::TikZ;
 
-my $tikz = Tikz->formatter(
+use lib 't/lib';
+use LaTeX::TikZ::TestHelper;
+
+using Tikz->formatter(
  format => '%d',
 );
 
-sub check {
- my ($set, $desc, $exp) = @_;
-
- local $Test::Builder::Level = $Test::Builder::Level + 1;
-
- my ($head, $decl, $body) = eval {
-  $tikz->render(ref $set eq 'ARRAY' ? @$set : $set);
- };
- is $@, '', "$desc: no error";
-
- unless (ref $exp eq 'ARRAY') {
-  $exp = [ split /\n/, $exp ];
- }
- unshift @$exp, '\begin{tikzpicture}';
- push    @$exp, '\end{tikzpicture}';
-
- is_deeply $body, $exp, $desc;
-}
-
 my $foo = eval {
  Tikz->raw('foo');
 };
@@ -101,17 +85,81 @@ check $seq3, 'two different raw sets and an extended sequence', <<'RES';
 \draw foo ;
 RES
 
+my $seq4 = eval {
+ Tikz->seq;
+};
+is $@, '', 'creating an empty sequence doesn\'t croak';
+
+check $seq4, 'an empty sequence', '';
+
+$seq4 = eval {
+ Tikz->seq(Tikz->seq);
+};
+is $@, '', 'creating a sequence that contains an empty sequence doesn\'t croak';
+
+check $seq4, 'a sequence that contains an empty sequence', '';
+
+$seq4 = eval {
+ Tikz->seq($foo, Tikz->seq);
+};
+is $@, '',
+ 'creating a sequence that contains a set and an empty sequence doesn\'t croak';
+
+check $seq4, 'a sequence that contains a set and an empty sequence', <<'RES';
+\draw foo ;
+RES
+
+$seq4 = eval {
+ Tikz->seq(Tikz->seq, $foo);
+};
+is $@, '',
+ 'creating a sequence that contains an empty sequence and a set doesn\'t croak';
+
+check $seq4, 'a sequence that contains an empty sequence and a set', <<'RES';
+\draw foo ;
+RES
+
+$seq4 = eval {
+ Tikz->seq($foo, $bar, Tikz->seq);
+};
+is $@, '',
+'creating a sequence that contains 2 sets and an empty sequence doesn\'t croak';
+
+check $seq4, 'a sequence that contains 2 sets and an empty sequence', <<'RES';
+\draw foo ;
+\draw bar ;
+RES
+
+$seq4 = eval {
+ Tikz->seq($foo, Tikz->seq, $bar);
+};
+is $@, '', 'creating a sequence that contains a set, an empty sequence, a set doesn\'t croak';
+
+check $seq4, 'a sequence that contains a set, an empty sequence, a set',<<'RES';
+\draw foo ;
+\draw bar ;
+RES
+
+$seq4 = eval {
+ Tikz->seq(Tikz->seq, $foo, $bar);
+};
+is $@, '',
+'creating a sequence that contains an empty sequence and 2 sets';
+
+check $seq4, 'a sequence that contains an empty sequence and 2 sets', <<'RES';
+\draw foo ;
+\draw bar ;
+RES
+
 sub failed_valid {
  my ($tc) = @_;
  qr/Validation failed for '\Q$tc\E'/;
 }
 
-my $err_path = qr/does not pass the type constraint because: Validation failed for 'Maybe\[ArrayRef\[LaTeX::TikZ::Set::Path::Elements\]\]/;
-
 eval {
  Tikz->path($foo, $seq2);
 };
-like $@, failed_valid('Maybe[ArrayRef[LaTeX::TikZ::Set::Path::Elements]]'),
+like $@, failed_valid('Maybe[ArrayRef[LaTeX::TikZ::Set::Op]]'),
          'creating a path that contains a sequence croaks';
 
 my $path = eval {
@@ -136,5 +184,5 @@ RES
 eval {
  $path->add($seq2);
 };
-like $@, failed_valid('LaTeX::TikZ::Set::Path::Elements'),
+like $@, failed_valid('LaTeX::TikZ::Set::Op'),
          'adding a sequence to a path croaks';