Import tc tests

[gitmo/Mouse.git] / t / 040_type_constraints / failing / 017_subtyping_union_types.t

diff --git a/t/040_type_constraints/failing/017_subtyping_union_types.t b/t/040_type_constraints/failing/017_subtyping_union_types.t
new file mode 100644 (file)
index 0000000..85768ac
--- /dev/null
+++ b/t/040_type_constraints/failing/017_subtyping_union_types.t
@@ -0,0 +1,69 @@
+#!/usr/bin/perl
+
+use strict;
+use warnings;
+
+use Test::More tests => 21;
+use Test::Exception;
+
+BEGIN {
+    use_ok("Mouse::Util::TypeConstraints");
+}
+
+lives_ok {
+    subtype 'MyCollections' => as 'ArrayRef | HashRef';
+} '... created the subtype special okay';
+
+{
+    my $t = find_type_constraint('MyCollections');
+    isa_ok($t, 'Mouse::Meta::TypeConstraint');
+
+    is($t->name, 'MyCollections', '... name is correct');
+
+    my $p = $t->parent;
+    isa_ok($p, 'Mouse::Meta::TypeConstraint::Union');
+    isa_ok($p, 'Mouse::Meta::TypeConstraint');
+
+    is($p->name, 'ArrayRef|HashRef', '... parent name is correct');
+
+    ok($t->check([]), '... validated it correctly');
+    ok($t->check({}), '... validated it correctly');
+    ok(!$t->check(1), '... validated it correctly');
+}
+
+lives_ok {
+    subtype 'MyCollectionsExtended'
+        => as 'ArrayRef|HashRef'
+        => where {
+            if (ref($_) eq 'ARRAY') {
+                return if scalar(@$_) < 2;
+            }
+            elsif (ref($_) eq 'HASH') {
+                return if scalar(keys(%$_)) < 2;
+            }
+            1;
+        };
+} '... created the subtype special okay';
+
+{
+    my $t = find_type_constraint('MyCollectionsExtended');
+    isa_ok($t, 'Mouse::Meta::TypeConstraint');
+
+    is($t->name, 'MyCollectionsExtended', '... name is correct');
+
+    my $p = $t->parent;
+    isa_ok($p, 'Mouse::Meta::TypeConstraint::Union');
+    isa_ok($p, 'Mouse::Meta::TypeConstraint');
+
+    is($p->name, 'ArrayRef|HashRef', '... parent name is correct');
+
+    ok(!$t->check([]), '... validated it correctly');
+    ok($t->check([1, 2]), '... validated it correctly');
+
+    ok(!$t->check({}), '... validated it correctly');
+    ok($t->check({ one => 1, two => 2 }), '... validated it correctly');
+
+    ok(!$t->check(1), '... validated it correctly');
+}
+
+