diff --git a/tests/fixture/failure/exercises/compNoExercise.rs b/tests/fixture/failure/exercises/compNoExercise.rs
index f79c691f..f328e4d9 100644
--- a/tests/fixture/failure/exercises/compNoExercise.rs
+++ b/tests/fixture/failure/exercises/compNoExercise.rs
@@ -1,2 +1 @@
-fn main() {
-}
+fn main() {}
diff --git a/tests/fixture/failure/exercises/testFailure.rs b/tests/fixture/failure/exercises/testFailure.rs
index b33a5d28..fcbcf90a 100644
--- a/tests/fixture/failure/exercises/testFailure.rs
+++ b/tests/fixture/failure/exercises/testFailure.rs
@@ -1,3 +1,5 @@
+fn main() {}
+
 #[test]
 fn passing() {
     asset!(true);
diff --git a/tests/fixture/failure/exercises/testNotPassed.rs b/tests/fixture/failure/exercises/testNotPassed.rs
index a9fe88dd..de0d61c0 100644
--- a/tests/fixture/failure/exercises/testNotPassed.rs
+++ b/tests/fixture/failure/exercises/testNotPassed.rs
@@ -1,3 +1,5 @@
+fn main() {}
+
 #[test]
 fn not_passing() {
     assert!(false);
diff --git a/tests/fixture/state/exercises/finished_exercise.rs b/tests/fixture/state/exercises/finished_exercise.rs
index 016b827c..f328e4d9 100644
--- a/tests/fixture/state/exercises/finished_exercise.rs
+++ b/tests/fixture/state/exercises/finished_exercise.rs
@@ -1,5 +1 @@
-// fake_exercise
-
-fn main() {
-
-}
+fn main() {}
diff --git a/tests/fixture/state/exercises/pending_exercise.rs b/tests/fixture/state/exercises/pending_exercise.rs
index 016b827c..f328e4d9 100644
--- a/tests/fixture/state/exercises/pending_exercise.rs
+++ b/tests/fixture/state/exercises/pending_exercise.rs
@@ -1,5 +1 @@
-// fake_exercise
-
-fn main() {
-
-}
+fn main() {}
diff --git a/tests/fixture/state/exercises/pending_test_exercise.rs b/tests/fixture/state/exercises/pending_test_exercise.rs
index 2002ef17..718e1dbb 100644
--- a/tests/fixture/state/exercises/pending_test_exercise.rs
+++ b/tests/fixture/state/exercises/pending_test_exercise.rs
@@ -1,2 +1,4 @@
+fn main() {}
+
 #[test]
 fn it_works() {}
diff --git a/tests/fixture/success/exercises/testSuccess.rs b/tests/fixture/success/exercises/testSuccess.rs
index 7139b50b..4296cf61 100644
--- a/tests/fixture/success/exercises/testSuccess.rs
+++ b/tests/fixture/success/exercises/testSuccess.rs
@@ -1,3 +1,5 @@
+fn main() {}
+
 #[test]
 fn passing() {
     println!("THIS TEST TOO SHALL PASS");