From: Matt S Trout <mst@shadowcat.co.uk>
Date: Thu, 6 Jul 2006 19:11:59 +0000 (+0000)
Subject: fixes to uri_for_action on Chained
X-Git-Tag: 5.7099_04~414
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=catagits%2FCatalyst-Runtime.git;a=commitdiff_plain;h=8b13f357b71297872a61f142ae62c2e60fda304d;hp=a1a8d97d78aa20cea4fd5b7ffb22e5255f817e0c

fixes to uri_for_action on Chained
---

diff --git a/Changes b/Changes
index 3665017..13ee32b 100644
--- a/Changes
+++ b/Changes
@@ -1,6 +1,7 @@
 This file documents the revision history for Perl extension Catalyst.
 
 5.7000   2006-07-06 19:42:00
+        - fixes to uri_for_action for DispatchType::Chained
 	- Further doc work.
 	- Minor code cleanups 
 	- Changed catalyst.pl to depend on Catalyst::Devel
diff --git a/lib/Catalyst/DispatchType/Chained.pm b/lib/Catalyst/DispatchType/Chained.pm
index f7af2b2..c22604b 100644
--- a/lib/Catalyst/DispatchType/Chained.pm
+++ b/lib/Catalyst/DispatchType/Chained.pm
@@ -244,7 +244,7 @@ sub uri_for_action {
     my ( $self, $action, $captures ) = @_;
 
     return undef unless ($action->attributes->{Chained}
-                           && $action->attributes->{Args});
+                           && !$action->attributes->{CaptureArgs});
 
     my @parts = ();
     my @captures = @$captures;
@@ -253,11 +253,13 @@ sub uri_for_action {
     while ($curr) {
         if (my $cap = $curr->attributes->{CaptureArgs}) {
             return undef unless @captures >= $cap->[0]; # not enough captures
-            unshift(@parts, splice(@captures, -$cap->[0]));
+            if ($cap->[0]) {
+                unshift(@parts, splice(@captures, -$cap->[0]));
+            }
         }
         if (my $pp = $curr->attributes->{PartPath}) {
             unshift(@parts, $pp->[0])
-                if (defined $pp->[0] && length $pp->[0]);
+                if (defined($pp->[0]) && length($pp->[0]));
         }
         $parent = $curr->attributes->{Chained}->[0];
         $curr = $self->{actions}{$parent};
diff --git a/t/lib/TestApp/Controller/Action/Chained.pm b/t/lib/TestApp/Controller/Action/Chained.pm
index 18804af..9e6a93f 100644
--- a/t/lib/TestApp/Controller/Action/Chained.pm
+++ b/t/lib/TestApp/Controller/Action/Chained.pm
@@ -141,6 +141,16 @@ sub chain_dt_b :Chained('chain_dt_a') :PathPart('end') :Args(1) { }
 #
 sub fw_dt_target :Private { }
 
+#
+#   Test multiple chained actions with no captures
+#
+sub empty_chain_a : Chained('/')             PathPart('chained/empty') CaptureArgs(0) { }
+sub empty_chain_b : Chained('empty_chain_a') PathPart('')              CaptureArgs(0) { }
+sub empty_chain_c : Chained('empty_chain_b') PathPart('')              CaptureArgs(0) { }
+sub empty_chain_d : Chained('empty_chain_c') PathPart('')              CaptureArgs(1) { }
+sub empty_chain_e : Chained('empty_chain_d') PathPart('')              CaptureArgs(0) { }
+sub empty_chain_f : Chained('empty_chain_e') PathPart('')              Args(1)        { }
+
 sub end :Private {
   my ($self, $c) = @_;
   my $out = join('; ', map { join(', ', @$_) }
diff --git a/t/unit_core_uri_for_action.t b/t/unit_core_uri_for_action.t
index 4086139..e4f1784 100644
--- a/t/unit_core_uri_for_action.t
+++ b/t/unit_core_uri_for_action.t
@@ -8,12 +8,15 @@ use lib "$FindBin::Bin/lib";
 
 use Test::More;
 
-plan tests => 17;
+plan tests => 28;
 
 use_ok('TestApp');
 
 my $dispatcher = TestApp->dispatcher;
 
+#
+#   Private Action
+#
 my $private_action = $dispatcher->get_action_by_path(
                        '/class_forward_test_method'
                      );
@@ -21,6 +24,9 @@ my $private_action = $dispatcher->get_action_by_path(
 ok(!defined($dispatcher->uri_for_action($private_action)),
    "Private action returns undef for URI");
 
+#
+#   Path Action
+#
 my $path_action = $dispatcher->get_action_by_path(
                     '/action/testrelative/relative'
                   );
@@ -31,6 +37,9 @@ is($dispatcher->uri_for_action($path_action), "/action/relative/relative",
 ok(!defined($dispatcher->uri_for_action($path_action, [ 'foo' ])),
    "no URI returned for Path action when snippets are given");
 
+#
+#   Regex Action
+#
 my $regex_action = $dispatcher->get_action_by_path(
                      '/action/regexp/one'
                    );
@@ -45,6 +54,9 @@ is($dispatcher->uri_for_action($regex_action, [ 'foo', 123 ]),
    "/action/regexp/foo/123",
    "Regex action interpolates captures correctly");
 
+#
+#   Index Action
+#
 my $index_action = $dispatcher->get_action_by_path(
                      '/action/index/index'
                    );
@@ -56,6 +68,9 @@ is($dispatcher->uri_for_action($index_action),
    "/action/index",
    "index action returns correct path");
 
+#
+#   Chained Action
+#
 my $chained_action = $dispatcher->get_action_by_path(
                        '/action/chained/endpoint',
                      );
@@ -70,6 +85,9 @@ is($dispatcher->uri_for_action($chained_action, [ 1 ]),
    "/chained/foo/1/end",
    "Chained action with correct captures returns correct path");
 
+#
+#   Tests with Context
+#
 my $request = Catalyst::Request->new( {
                 base => URI->new('http://127.0.0.1/foo')
               } );
@@ -97,3 +115,57 @@ is($context->uri_for($regex_action, [ 'foo', 123 ], qw/bar baz/, { q => 1 }),
 is($context->uri_for($chained_action, [ 1 ], 2, { q => 1 }),
    "http://127.0.0.1/foo/chained/foo/1/end/2?q=1",
    "uri_for correct for chained with captures, args and query");
+
+#
+#   More Chained with Context Tests
+#
+{
+    sub __action { $dispatcher->get_action_by_path( @_ ) }
+
+    is( $context->uri_for( __action( '/action/chained/endpoint2' ), [1,2], (3,4), { x => 5 } ),
+        'http://127.0.0.1/foo/chained/foo2/1/2/end2/3/4?x=5',
+        'uri_for correct for chained with multiple captures and args' );
+
+    is( $context->uri_for( __action( '/action/chained/three_end' ), [1,2,3], (4,5,6) ),
+        'http://127.0.0.1/foo/chained/one/1/two/2/3/three/4/5/6',
+        'uri_for correct for chained with multiple capturing actions' );
+
+    my $action_needs_two = __action( '/action/chained/endpoint2' );
+    
+    ok( ! defined( $context->uri_for($action_needs_two, [1],     (2,3)) ),
+        'uri_for returns undef for not enough captures' );
+        
+    is( $context->uri_for($action_needs_two,            [1,2],   (2,3)),
+        'http://127.0.0.1/foo/chained/foo2/1/2/end2/2/3',
+        'uri_for returns correct uri for correct captures' );
+        
+    ok( ! defined( $context->uri_for($action_needs_two, [1,2,3], (2,3)) ),
+        'uri_for returns undef for too many captures' );
+    
+    is( $context->uri_for($action_needs_two, [1,2],   (3)),
+        'http://127.0.0.1/foo/chained/foo2/1/2/end2/3',
+        'uri_for returns uri with lesser args than specified on action' );
+
+    is( $context->uri_for($action_needs_two, [1,2],   (3,4,5)),
+        'http://127.0.0.1/foo/chained/foo2/1/2/end2/3/4/5',
+        'uri_for returns uri with more args than specified on action' );
+
+    is( $context->uri_for($action_needs_two, [1,undef], (3,4)),
+        'http://127.0.0.1/foo/chained/foo2/1//end2/3/4',
+        'uri_for returns uri with empty capture on undef capture' );
+
+    is( $context->uri_for($action_needs_two, [1,2], (undef,3)),
+        'http://127.0.0.1/foo/chained/foo2/1/2/end2//3',
+        'uri_for returns uri with empty arg on undef argument' );
+
+    is( $context->uri_for($action_needs_two, [1,2], (3,undef)),
+        'http://127.0.0.1/foo/chained/foo2/1/2/end2/3/',
+        'uri_for returns uri with empty arg on undef last argument' );
+
+    my $complex_chained = __action( '/action/chained/empty_chain_f' );
+    is( $context->uri_for( $complex_chained, [23], (13), {q => 3} ),
+        'http://127.0.0.1/foo/chained/empty/23/13?q=3',
+        'uri_for returns correct uri for chain with many empty path parts' );
+}
+
+