[interchange] Update test to be more verbose

[David Christensen]

commit 35e5fe2d49c3338d6994350ed5c2329c357aec04
Author: David Christensen <david at endpoint.com>
Date:   Tue Jan 17 16:37:28 2017 -0600

    Update test to be more verbose

 t/robot_ua.t |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/t/robot_ua.t b/t/robot_ua.t
index e5e1de9..b6c3582 100644
--- a/t/robot_ua.t
+++ b/t/robot_ua.t
@@ -50,11 +50,11 @@ ok( $Global::NotRobotUA,   "NotRobotUA regex exists" );
 
 # check various hard-coded UA strings that should/shouldn't get flagged as robots
 for my $ua (@robot_uas) {
-    is(check_is_robot($ua), 1);
+    ok(check_is_robot($ua), "flagged as robot: $ua");
 }
 
 for my $ua (@not_robot_uas) {
-    is(check_is_robot($ua), 0);
+    ok(!check_is_robot($ua), "not flagged as robot: $ua");
 }
 
 done_testing();