Import tests for attribute from Mouse's tests

[gitmo/Mouse.git] / t / 020_attributes / 002_attribute_writer_generation.t

diff --git a/t/020_attributes/002_attribute_writer_generation.t b/t/020_attributes/002_attribute_writer_generation.t
new file mode 100644 (file)
index 0000000..0c49739
--- /dev/null
+++ b/t/020_attributes/002_attribute_writer_generation.t
@@ -0,0 +1,121 @@
+#!/usr/bin/perl
+
+use strict;
+use warnings;
+
+use Test::More tests => 29;
+use Test::Exception;
+
+use Scalar::Util 'isweak';
+
+
+
+{
+    package Foo;
+    use Mouse;
+
+    eval {
+        has 'foo' => (
+            reader => 'get_foo',
+            writer => 'set_foo',
+        );
+    };
+    ::ok(!$@, '... created the writer method okay');
+
+    eval {
+        has 'foo_required' => (
+            reader   => 'get_foo_required',
+            writer   => 'set_foo_required',
+            required => 1,
+        );
+    };
+    ::ok(!$@, '... created the required writer method okay');
+
+    eval {
+        has 'foo_int' => (
+            reader => 'get_foo_int',
+            writer => 'set_foo_int',
+            isa    => 'Int',
+        );
+    };
+    ::ok(!$@, '... created the writer method with type constraint okay');
+
+    eval {
+        has 'foo_weak' => (
+            reader   => 'get_foo_weak',
+            writer   => 'set_foo_weak',
+            weak_ref => 1
+        );
+    };
+    ::ok(!$@, '... created the writer method with weak_ref okay');
+}
+
+{
+    my $foo = Foo->new(foo_required => 'required');
+    isa_ok($foo, 'Foo');
+
+    # regular writer
+
+    can_ok($foo, 'set_foo');
+    is($foo->get_foo(), undef, '... got an unset value');
+    lives_ok {
+        $foo->set_foo(100);
+    } '... set_foo wrote successfully';
+    is($foo->get_foo(), 100, '... got the correct set value');
+
+    ok(!isweak($foo->{foo}), '... it is not a weak reference');
+
+    # required writer
+
+    dies_ok {
+        Foo->new;
+    } '... cannot create without the required attribute';
+
+    can_ok($foo, 'set_foo_required');
+    is($foo->get_foo_required(), 'required', '... got an unset value');
+    lives_ok {
+        $foo->set_foo_required(100);
+    } '... set_foo_required wrote successfully';
+    is($foo->get_foo_required(), 100, '... got the correct set value');
+
+    dies_ok {
+        $foo->set_foo_required();
+    } '... set_foo_required died successfully with no value';
+
+    lives_ok {
+        $foo->set_foo_required(undef);
+    } '... set_foo_required did accept undef';
+
+    ok(!isweak($foo->{foo_required}), '... it is not a weak reference');
+
+    # with type constraint
+
+    can_ok($foo, 'set_foo_int');
+    is($foo->get_foo_int(), undef, '... got an unset value');
+    lives_ok {
+        $foo->set_foo_int(100);
+    } '... set_foo_int wrote successfully';
+    is($foo->get_foo_int(), 100, '... got the correct set value');
+
+    dies_ok {
+        $foo->set_foo_int("Foo");
+    } '... set_foo_int died successfully';
+
+    ok(!isweak($foo->{foo_int}), '... it is not a weak reference');
+
+    # with weak_ref
+
+    my $test = [];
+
+    can_ok($foo, 'set_foo_weak');
+    is($foo->get_foo_weak(), undef, '... got an unset value');
+    lives_ok {
+        $foo->set_foo_weak($test);
+    } '... set_foo_weak wrote successfully';
+    is($foo->get_foo_weak(), $test, '... got the correct set value');
+
+    ok(isweak($foo->{foo_weak}), '... it is a weak reference');
+}
+
+
+