Unit Tests

- Removed useless setup/teardown tests, improving the signal to noise ratio.

test/bug.990.t

@@ -27,7 +27,7 @@
 
 use strict;
 use warnings;
-use Test::More tests => 3;
+use Test::More tests => 1;
 
 # Ensure environment has no influence.
 delete $ENV{'TASKDATA'};
@@ -41,7 +41,6 @@ if (open my $fh, '>', 'color.rc')
             "color.tagged=red\n",
             "_forcecolor=1\n";
   close $fh;
-  ok (-r 'color.rc', 'Created color.rc');
 }
 
 # Bug that colored any task with both priority:L and a tag as though
@@ -53,11 +52,5 @@ like ($output, qr/ \033\[32m        .* test .* \033\[0m /x, 'Colored with the pr
 
 # Cleanup.
 unlink qw(pending.data completed.data undo.data backlog.data color.rc);
-ok (! -r 'pending.data'   &&
-    ! -r 'completed.data' &&
-    ! -r 'undo.data'      &&
-    ! -r 'backlog.data'   &&
-    ! -r 'color.rc', 'Cleanup');
-
 exit 0;