Author: kwilliams
Date: Wed Jul  5 19:36:28 2006
New Revision: 6619

Modified:
   Module-Build/trunk/Build.PL
   Module-Build/trunk/Changes
   Module-Build/trunk/lib/Module/Build/Base.pm
   Module-Build/trunk/lib/Module/Build/ModuleInfo.pm
   Module-Build/trunk/t/moduleinfo.t

Log:
Add support & tests for version.pm

Modified: Module-Build/trunk/Build.PL
==============================================================================
--- Module-Build/trunk/Build.PL (original)
+++ Module-Build/trunk/Build.PL Wed Jul  5 19:36:28 2006
@@ -37,6 +37,7 @@
                'Text::ParseWords' => 0,
                'Getopt::Long'   => 0,
                'Test::Harness'  => 0,
+               'version'        => 0.64,
               },
    recommends => {
                  'Archive::Tar' => '1.08',

Modified: Module-Build/trunk/Changes
==============================================================================
--- Module-Build/trunk/Changes  (original)
+++ Module-Build/trunk/Changes  Wed Jul  5 19:36:28 2006
@@ -2,6 +2,12 @@
 
 0.2802
 
+ - Added reliance on version.pm, which means we should deal much
+   better with the wide range of version specifications one finds on
+   CPAN.  This is made possible by recent releases of version.pm that
+   give the user a pure-perl option, so installing version.pm
+   shouldn't be too onerous for most users.  [John Peacock]
+
  - Sped up execution of find_pods by catering to File::Spec's and
    Cwd's peculiarities.  This produces about a factor of 3 speedup in
    building M::B itself (from about 3.5 seconds down to 1.2 seconds on
@@ -12,7 +18,6 @@
    not acting dumb and ignoring both the default and the [empty]
    answer from the user.  Fixed.  [Spotted by Nik Clayton]
 
-
 0.2801  Sun May 21 00:07:40 CDT 2006
 
  - Module::Build::Compat's emulation of INC is incorrectly prepending

Modified: Module-Build/trunk/lib/Module/Build/Base.pm
==============================================================================
--- Module-Build/trunk/lib/Module/Build/Base.pm (original)
+++ Module-Build/trunk/lib/Module/Build/Base.pm Wed Jul  5 19:36:28 2006
@@ -1232,10 +1232,8 @@
 sub compare_versions {
   my $self = shift;
   my ($v1, $op, $v2) = @_;
-
-  # for alpha versions - this doesn't cover all cases, but should work for 
most:
-  $v1 =~ s/_(\d+)\z/$1/;
-  $v2 =~ s/_(\d+)\z/$1/;
+  $v1 = Module::Build::Version->new($v1) 
+    unless UNIVERSAL::isa($v1,'Module::Build::Version');
 
   my $eval_str = "\$v1 $op \$v2";
   my $result   = eval $eval_str;

Modified: Module-Build/trunk/lib/Module/Build/ModuleInfo.pm
==============================================================================
--- Module-Build/trunk/lib/Module/Build/ModuleInfo.pm   (original)
+++ Module-Build/trunk/lib/Module/Build/ModuleInfo.pm   Wed Jul  5 19:36:28 2006
@@ -8,6 +8,7 @@
 
 use File::Spec;
 use IO::File;
+use Module::Build::Version;
 
 
 my $PKG_REGEXP  = qr/   # match a package declaration
@@ -283,23 +284,14 @@
                   $line
                 }; \$$var
                };
-  local $^W;
-
-  # version.pm will change the ->VERSION method, so we mitigate the
-  # potential effects here.  Unfortunately local(*UNIVERSAL::VERSION)
-  # will crash perl < 5.8.1.  We also use * Foo::VERSION instead of
-  # *Foo::VERSION so that old versions of CPAN.pm, etc. with a
-  # too-permissive regex don't think we're actually declaring a
-  # version.
 
-  my $old_version = \&UNIVERSAL::VERSION;
-  eval {require version};
+  local $^W;
+  # Try and get the $VERSION
   my $result = eval $eval;
-  * UNIVERSAL::VERSION = $old_version;
   warn "Error evaling version line '$eval' in $self->{filename}: [EMAIL 
PROTECTED]" if $@;
 
-  # Unbless it if it's a version.pm object
-  $result = $result->numify if UNIVERSAL::isa($result, 'version');
+  # Bless it into our own version class
+  $result = Module::Build::Version->new($result);
 
   return $result;
 }

Modified: Module-Build/trunk/t/moduleinfo.t
==============================================================================
--- Module-Build/trunk/t/moduleinfo.t   (original)
+++ Module-Build/trunk/t/moduleinfo.t   Wed Jul  5 19:36:28 2006
@@ -2,7 +2,7 @@
 
 use strict;
 use lib $ENV{PERL_CORE} ? '../lib/Module/Build/t/lib' : 't/lib';
-use MBTest tests => 66;
+use MBTest tests => 72;
 
 use Cwd ();
 my $cwd = Cwd::cwd;
@@ -163,6 +163,15 @@
 
 our $VERSION = "1.23";
 ---
+  <<'---', # $VERSION using version.pm
+  package Simple;
+  use version; our $VERSION = version->new('1.23');
+---
+  <<'---', # $VERSION using version.pm and qv()
+  package Simple;
+  use version; our $VERSION = qv('1.230');
+---
+
 );
 
 my( $i, $n ) = ( 1, scalar( @modules ) );
@@ -178,7 +187,7 @@
     local $SIG{__WARN__} = sub { $warnings .= $_ for @_ };
     my $pm_info = Module::Build::ModuleInfo->new_from_file( $file );
 
-    is( $pm_info->version, '1.23',
+    cmp_ok( $pm_info->version, '==', '1.23',
        "correct module version ($i of $n)" );
     is( $warnings, '', 'no warnings from parsing' );
     $i++;
@@ -223,6 +232,26 @@
 is( $pm_info->name, undef, 'no default package' );
 is( $pm_info->version, undef, 'no version w/o default package' );
 
+# Module 'Simple.pm' contains an alpha version
+# constructor should report first $VERSION found
+$dist->change_file( 'lib/Simple.pm', <<'---' );
+package Simple;
+$VERSION = '1.23_01';
+$VERSION = eval $VERSION;
+---
+
+$dist->regen;
+$pm_info = Module::Build::ModuleInfo->new_from_file( $file );
+
+is( $pm_info->version, '1.23_01', 'alpha version reported');
+
+# NOTE the following test has be done this way because Test::Builder is
+# too smart for our own good and tries to see if the version object is a 
+# dual-var, which breaks with alpha versions:
+#    Argument "1.23_0100" isn't numeric in addition (+) at
+#    /usr/lib/perl5/5.8.7/Test/Builder.pm line 505. 
+
+ok( $pm_info->version > 1.23, 'alpha version greater than non');
 
 # revert to pristine state
 chdir( $cwd ) or die "Can''t chdir to '$cwd': $!";

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