adding the some preliminary junk

[gitmo/Class-C3-XS.git] / t / 22_uninitialize.t

diff --git a/t/22_uninitialize.t b/t/22_uninitialize.t
new file mode 100644 (file)
index 0000000..4ffaf50
--- /dev/null
+++ b/t/22_uninitialize.t
@@ -0,0 +1,89 @@
+#!/usr/bin/perl
+
+use strict;
+use warnings;
+
+use Test::More tests => 12;
+
+BEGIN {
+    use_ok('Class::C3');
+    # uncomment this line, and re-run the
+    # test to see the normal p5 dispatch order
+    #$Class::C3::TURN_OFF_C3 = 1;
+}
+
+=pod
+
+   <A>
+  /   \
+<B>   <C>
+  \   /
+   <D>
+
+=cut
+
+{
+    package Diamond_A;
+    use Class::C3; 
+    sub hello { 'Diamond_A::hello' }
+}
+{
+    package Diamond_B;
+    use base 'Diamond_A';
+    use Class::C3;        
+}
+{
+    package Diamond_C;
+    use Class::C3;    
+    use base 'Diamond_A';     
+    sub goodbye { 'Diamond_C::goodbye' }
+    sub hello   { 'Diamond_C::hello'   }
+}
+{
+    package Diamond_D;
+    use base ('Diamond_B', 'Diamond_C');
+    use Class::C3;    
+    
+    our @hello = qw(h e l l o);
+    our $hello = 'hello';
+    our %hello = (h => 1, e => 2, l => "3 & 4", o => 5)
+}
+
+Class::C3::initialize();
+
+is(Diamond_D->hello, 'Diamond_C::hello', '... method resolves with the correct MRO');
+is(Diamond_D->goodbye, 'Diamond_C::goodbye', '... method resolves with the correct MRO');
+
+{
+    no warnings 'redefine';
+    no strict 'refs';
+    *{"Diamond_D::goodbye"} = sub { 'Diamond_D::goodbye' };
+}
+
+is(Diamond_D->goodbye, 'Diamond_D::goodbye', '... method overwritten');
+
+is($Diamond_D::hello, 'hello', '... our SCALAR package vars are here');
+is_deeply(
+    \@Diamond_D::hello, 
+    [ qw(h e l l o) ],
+    '... our ARRAY package vars are here');
+is_deeply(
+    \%Diamond_D::hello, 
+    { h => 1, e => 2, l => "3 & 4", o => 5 },
+    '... our HASH package vars are here');  
+
+Class::C3::uninitialize();
+
+is(Diamond_D->hello, 'Diamond_A::hello', '... method resolves with reinitialized MRO');
+is(Diamond_D->goodbye, 'Diamond_D::goodbye', '... uninitialize does not mess with the manually changed method');
+
+is($Diamond_D::hello, 'hello', '... our SCALAR package vars are still here');
+is_deeply(
+    \@Diamond_D::hello, 
+    [ qw(h e l l o) ],
+    '... our ARRAY package vars are still here');
+is_deeply(
+    \%Diamond_D::hello, 
+    { h => 1, e => 2, l => "3 & 4", o => 5 },
+    '... our HASH package vars are still here');    
+