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path: root/exercises/conversions/try_from_into.rs
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-rw-r--r--exercises/conversions/try_from_into.rs33
1 files changed, 32 insertions, 1 deletions
diff --git a/exercises/conversions/try_from_into.rs b/exercises/conversions/try_from_into.rs
index 834dd93..9968075 100644
--- a/exercises/conversions/try_from_into.rs
+++ b/exercises/conversions/try_from_into.rs
@@ -22,7 +22,8 @@ struct Person {
// 1. If the length of the provided string is 0, then return an error
// 2. Split the given string on the commas present in it
// 3. Extract the first element from the split operation and use it as the name
-// 4. Extract the other element from the split operation and parse it into a `usize` as the age
+// 4. If the name is empty, then return an error.
+// 5. Extract the other element from the split operation and parse it into a `usize` as the age
// If while parsing the age, something goes wrong, then return an error
// Otherwise, then return a Result of a Person object
impl TryFrom<&str> for Person {
@@ -68,4 +69,34 @@ mod tests {
fn test_panic_bad_age() {
let p = Person::try_from("Mark,twenty").unwrap();
}
+
+ #[test]
+ #[should_panic]
+ fn test_missing_comma_and_age() {
+ let _: Person = "Mark".try_into().unwrap();
+ }
+
+ #[test]
+ #[should_panic]
+ fn test_missing_age() {
+ let _: Person = "Mark,".try_into().unwrap();
+ }
+
+ #[test]
+ #[should_panic]
+ fn test_missing_name() {
+ let _ : Person = ",1".try_into().unwrap();
+ }
+
+ #[test]
+ #[should_panic]
+ fn test_missing_name_and_age() {
+ let _: Person = ",".try_into().unwrap();
+ }
+
+ #[test]
+ #[should_panic]
+ fn test_missing_name_and_invalid_age() {
+ let _: Person = ",one".try_into().unwrap();
+ }
} \ No newline at end of file