refactor: remove unused tests

Author: omarabid

tests/test_cli.rs

@@ -19,17 +19,3 @@ fn test_version() {
     let mut cmd = Command::cargo_bin("codeinput").expect("Calling binary failed");
     cmd.arg("--version").assert().stdout(expected_version);
 }
-
-#[test]
-fn test_hazard_exit_code() {
-    let mut cmd = Command::cargo_bin("codeinput").expect("Calling binary failed");
-    cmd.arg("hazard").assert().code(0);
-}
-
-#[test]
-fn test_hazard_stdout() {
-    let hazard_predicate =
-        predicate::function(|x: &str| x == "You got it right!\n" || x == "You got it wrong!\n");
-    let mut cmd = Command::cargo_bin("codeinput").expect("Calling binary failed");
-    cmd.arg("hazard").assert().stdout(hazard_predicate);
-}