Rust: Bob: Re-add unit test skips

I accidentally removed them in #367.

Author: cypher

assignments/rust/bob/bob_test.rs

@@ -6,46 +6,55 @@ extern mod std;
 mod bob;
 
 #[test]
+#[should_fail]
 fn test_statement() {
     assert_eq!("Whatever.", bob::reply("Tom-ay-to, tom-aaaah-to."));
 }
 
 #[test]
+#[should_fail]
 fn test_shouting() {
     assert_eq!("Woah, chill out!", bob::reply("WATCH OUT!"));
 }
 
 #[test]
+#[should_fail]
 fn test_exclaiming() {
     assert_eq!("Whatever.", bob::reply("Let's go make out behind the gym!"));
 }
 
 #[test]
+#[should_fail]
 fn test_asking() {
     assert_eq!("Sure.", bob::reply("Does this cryogenic chamber make me look fat?"));
 }
 
 #[test]
+#[should_fail]
 fn test_shout_numbers() {
     assert_eq!("Woah, chill out!", bob::reply("1, 2, 3 GO!"));
 }
 
 #[test]
+#[should_fail]
 fn test_shout_weird_characters() {
     assert_eq!("Woah, chill out!", bob::reply("ZOMG THE %^*@#$(*^ ZOMBIES ARE COMING!!11!!1!"));
 }
 
 #[test]
+#[should_fail]
 fn test_shout_without_punctuation() {
     assert_eq!("Woah, chill out!", bob::reply("I HATE YOU"));
 }
 
 #[test]
+#[should_fail]
 fn test_shout_without_question_mark() {
     assert_eq!("Whatever.", bob::reply("Ending with ? means a question."));
 }
 
 #[test]
+#[should_fail]
 fn test_silent_treatment() {
     assert_eq!("Fine. Be that way.", bob::reply(""));
 }