Git.pm: Always set Repository to absolute path if autodetecting

So far we only set it to absolute paths in some cases which lead
to problems like wc_chdir not working.

Signed-off-by: Frank Lichtenheld <flichtenheld@astaro.com>
Acked-by: Petr Baudis <pasky@suse.cz>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

perl/Git.pm

@@ -185,7 +185,7 @@ sub repository {
 
 		if ($dir) {
 			$dir =~ m#^/# or $dir = $opts{Directory} . '/' . $dir;
-			$opts{Repository} = $dir;
+			$opts{Repository} = abs_path($dir);
 
 			# If --git-dir went ok, this shouldn't die either.
 			my $prefix = $search->command_oneline('rev-parse', '--show-prefix');

t/t9700/test.pl

@@ -86,18 +86,12 @@ close TEMPFILE;
 unlink $tmpfile;
 
 # paths
-is($r->repo_path, "./.git", "repo_path");
+is($r->repo_path, $abs_repo_dir . "/.git", "repo_path");
 is($r->wc_path, $abs_repo_dir . "/", "wc_path");
 is($r->wc_subdir, "", "wc_subdir initial");
 $r->wc_chdir("directory1");
 is($r->wc_subdir, "directory1", "wc_subdir after wc_chdir");
-TODO: {
-	local $TODO = "commands do not work after wc_chdir";
-	# Failure output is active even in non-verbose mode and thus
-	# annoying.  Hence we skip these tests as long as they fail.
-	todo_skip 'config after wc_chdir', 1;
-	is($r->config("color.string"), "value", "config after wc_chdir");
-}
+is($r->config("test.string"), "value", "config after wc_chdir");
 
 # Object generation in sub directory
 chdir("directory2");