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 39086420e6ec70279cd78c16398c2a04a1c6f60d..5ec0e33d26420ee5c323e148f39db65dbd25778a 100644 (file)
--- a/t/10-set.t
+++ b/t/10-set.t
@@ -3,32 +3,17 @@
 use strict;
 use warnings;
 
-use Test::More tests => 5 + 2 * 4;
+use Test::More tests => 19 + 2 * 14;
 
 use LaTeX::TikZ;
-use LaTeX::TikZ::Formatter;
 
-my $tikz = LaTeX::TikZ::Formatter->new(
+use lib 't/lib';
+use LaTeX::TikZ::TestHelper;
+
+using Tikz->formatter(
  format => '%d',
 );
 
-sub check {
- my ($set, $desc, $exp) = @_;
-
- my ($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');
 };
@@ -74,3 +59,130 @@ check $seq3, 'two different raw sets and a sequence', <<'RES';
 \draw bar ;
 \draw foo ;
 RES
+
+my $baz = eval {
+ Tikz->raw('baz');
+};
+is $@, '', 'creating yet another raw set doesn\'t croak';
+
+eval {
+ $foo->add($baz);
+};
+like $@, qr/Can't locate object method "add"/,
+                                         'adding something to a raw set croaks';
+
+eval {
+ $seq2->add($baz, $baz);
+};
+is $@, '', 'adding something to a sequence set doesn\'t croak';
+
+check $seq3, 'two different raw sets and an extended sequence', <<'RES';
+\draw bar ;
+\draw foo ;
+\draw bar ;
+\draw baz ;
+\draw baz ;
+\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$tc\E'/;
+}
+
+eval {
+ Tikz->path($foo, $seq2);
+};
+like $@, failed_valid('Maybe[ArrayRef[LaTeX::TikZ::Set::Op]]'),
+         'creating a path that contains a sequence croaks';
+
+my $path = eval {
+ Tikz->path($foo, $bar, $baz);
+};
+is $@, '', 'creating a path set doesn\'t croak';
+
+check $path, 'one path set', <<'RES';
+\draw foo bar baz ;
+RES
+
+eval {
+ $path->add($foo);
+};
+is $@, '', 'adding something to a path set doesn\'t croak';
+
+check Tikz->seq($path, $path), 'two identical path sets', <<'RES';
+\draw foo bar baz foo ;
+\draw foo bar baz foo ;
+RES
+
+eval {
+ $path->add($seq2);
+};
+like $@, failed_valid('LaTeX::TikZ::Set::Op'),
+         'adding a sequence to a path croaks';