config: add test cases for empty value and no value config variables.

diff --git a/git-svn.perl b/git-svn.perl
index d5316eb6da3f94df82bdb8a73a81a1f63f117390..75e97cc72fb7906f098717797eb1ac0303ef2a19 100755 (executable)
--- a/git-svn.perl
+++ b/git-svn.perl
@@ -1408,11 +1408,9 @@ sub read_all_remotes {
 }
 
 sub init_vars {
-       if (defined $_repack) {
-               $_repack = 1000 if ($_repack <= 0);
-               $_repack_nr = $_repack;
-               $_repack_flags ||= '-d';
-       }
+       $_repack = 1000 unless (defined $_repack && $_repack > 0);
+       $_repack_nr = $_repack;
+       $_repack_flags ||= '-d';
 }
 
 sub verify_remotes_sanity {
@@ -1758,10 +1756,16 @@ sub svnsync {
        # see if we have it in our config, first:
        eval {
                my $section = "svn-remote.$self->{repo_id}";
-               $svnsync = {
-                 url => tmp_config('--get', "$section.svnsync-url"),
-                 uuid => tmp_config('--get', "$section.svnsync-uuid"),
-               }
+
+               my $url = tmp_config('--get', "$section.svnsync-url");
+               ($url) = ($url =~ m{^([a-z\+]+://\S+)$}) or
+                  die "doesn't look right - svn:sync-from-url is '$url'\n";
+
+               my $uuid = tmp_config('--get', "$section.svnsync-uuid");
+               ($uuid) = ($uuid =~ m{^([0-9a-f\-]{30,})$}) or
+                  die "doesn't look right - svn:sync-from-uuid is '$uuid'\n";
+
+               $svnsync = { url => $url, uuid => $uuid }
        };
        if ($svnsync && $svnsync->{url} && $svnsync->{uuid}) {
                return $self->{svnsync} = $svnsync;
@@ -1772,11 +1776,11 @@ sub svnsync {
        my $rp = $self->ra->rev_proplist(0);
 
        my $url = $rp->{'svn:sync-from-url'} or die $err . "url\n";
-       $url =~ m{^[a-z\+]+://} or
+       ($url) = ($url =~ m{^([a-z\+]+://\S+)$}) or
                   die "doesn't look right - svn:sync-from-url is '$url'\n";
 
        my $uuid = $rp->{'svn:sync-from-uuid'} or die $err . "uuid\n";
-       $uuid =~ m{^[0-9a-f\-]{30,}$} or
+       ($uuid) = ($uuid =~ m{^([0-9a-f\-]{30,})$}) or
                   die "doesn't look right - svn:sync-from-uuid is '$uuid'\n";
 
        my $section = "svn-remote.$self->{repo_id}";
@@ -2145,7 +2149,7 @@ sub do_git_commit {
                                   0, $self->svm_uuid);
        }
        print " = $commit ($self->{ref_id})\n";
-       if (defined $_repack && (--$_repack_nr == 0)) {
+       if ($_repack && (--$_repack_nr == 0)) {
                $_repack_nr = $_repack;
                # repack doesn't use any arguments with spaces in them, does it?
                print "Running git repack $_repack_flags ...\n";