From: Shawn M Moore <sartak@gmail.com>
Date: Sun, 28 Sep 2008 06:22:48 +0000 (+0000)
Subject: Barrage of tests for primitive type constraints
X-Git-Tag: 0.59~35
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=cafc9f94791c109e47ea8959227940d464f72141;p=gitmo%2FMoose.git

Barrage of tests for primitive type constraints
---

diff --git a/t/040_type_constraints/028_barrage.t b/t/040_type_constraints/028_barrage.t
new file mode 100644
index 0000000..b1dacda
--- /dev/null
+++ b/t/040_type_constraints/028_barrage.t
@@ -0,0 +1,102 @@
+#!/usr/bin/env perl
+use strict;
+use warnings;
+use Test::More;
+use Test::Exception;
+use IO::Handle;
+
+my @types = qw/Any Item Bool Undef Defined Value Num Int Str ClassName
+               Ref ScalarRef ArrayRef HashRef CodeRef RegexpRef GlobRef
+               FileHandle Object/;
+
+my @type_values = (
+    undef              => [qw/Any Item Undef Bool/],
+    0                  => [qw/Any Item Defined Bool Value Num Int Str/],
+    1                  => [qw/Any Item Defined Bool Value Num Int Str/],
+    1.5                => [qw/Any Item Defined Value Num Str/],
+    ''                 => [qw/Any Item Defined Bool Value Str/],
+    't'                => [qw/Any Item Defined Value Str/],
+    'f'                => [qw/Any Item Defined Value Str/],
+    'undef'            => [qw/Any Item Defined Value Str/],
+    'Test::More'       => [qw/Any Item Defined Value Str ClassName/],
+    \undef             => [qw/Any Item Defined Ref ScalarRef/],
+    \1                 => [qw/Any Item Defined Ref ScalarRef/],
+    \"foo"             => [qw/Any Item Defined Ref ScalarRef/],
+    [],                => [qw/Any Item Defined Ref ArrayRef/],
+    [undef, \1]        => [qw/Any Item Defined Ref ArrayRef/],
+    {}                 => [qw/Any Item Defined Ref HashRef/],
+    sub { die }        => [qw/Any Item Defined Ref CodeRef/],
+    qr/.*/             => [qw/Any Item Defined Ref RegexpRef/],
+    \*main::ok         => [qw/Any Item Defined Ref GlobRef/],
+    \*STDOUT           => [qw/Any Item Defined Ref GlobRef FileHandle/],
+    IO::Handle->new    => [qw/Any Item Defined Ref Object FileHandle/],
+    Test::Builder->new => [qw/Any Item Defined Ref Object/],
+);
+
+my %values_for_type;
+
+for (my $i = 1; $i < @type_values; $i += 2) {
+    my ($value, $valid_types) = @type_values[$i-1, $i];
+    my %is_invalid = map { $_ => 1 } @types;
+    delete @is_invalid{@$valid_types};
+
+    push @{ $values_for_type{$_}{invalid} }, $value
+        for grep { $is_invalid{$_} } @types;
+
+    push @{ $values_for_type{$_}{valid} }, $value
+        for grep { !$is_invalid{$_} } @types;
+}
+
+my $plan = 0;
+$plan += 5 * @{ $values_for_type{$_}{valid} || [] }   for @types;
+$plan += 4 * @{ $values_for_type{$_}{invalid} || [] } for @types;
+$plan++; # can_ok
+
+plan tests => $plan;
+
+do {
+    package Class;
+    use Moose;
+
+    for my $type (@types) {
+        has $type => (
+            is  => 'rw',
+            isa => $type,
+        );
+    }
+};
+
+can_ok(Class => @types);
+
+for my $type (@types) {
+    for my $value (@{ $values_for_type{$type}{valid} }) {
+        lives_ok {
+            my $via_new = Class->new($type => $value);
+            is_deeply($via_new->$type, $value, "correctly set a $type in the constructor");
+        };
+
+        lives_ok {
+            my $via_set = Class->new;
+            is($via_set->$type, undef, "initially unset");
+            $via_set->$type($value);
+            is_deeply($via_set->$type, $value, "correctly set a $type in the setter");
+        };
+    }
+
+    for my $value (@{ $values_for_type{$type}{invalid} }) {
+        my $display = defined($value) ? overload::StrVal($value) : 'undef';
+        my $via_new;
+        throws_ok {
+            $via_new = Class->new($type => $value);
+        } qr/Attribute \($type\) does not pass the type constraint because: Validation failed for '$type' failed with value \Q$display\E/;
+        is($via_new, undef, "no object created");
+
+        my $via_set = Class->new;
+        throws_ok {
+            $via_set->$type($value);
+        } qr/Attribute \($type\) does not pass the type constraint because: Validation failed for '$type' failed with value \Q$display\E/;
+
+        is($via_set->$type, undef, "value for $type not set");
+    }
+}
+