99 lines
3.1 KiB
Rust
99 lines
3.1 KiB
Rust
// TODO: Add &mut-setters to the `Ticket` struct for each of its fields.
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// Make sure to enforce the same validation rules you have in `Ticket::new`!
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// Even better, extract that logic and reuse it in both places. You can use
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// private functions or private static methods for that.
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pub struct Ticket {
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title: String,
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description: String,
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status: String,
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}
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impl Ticket {
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pub fn new(title: String, description: String, status: String) -> Ticket {
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if title.is_empty() {
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panic!("Title cannot be empty");
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}
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if title.len() > 50 {
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panic!("Title cannot be longer than 50 bytes");
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}
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if description.is_empty() {
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panic!("Description cannot be empty");
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}
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if description.len() > 500 {
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panic!("Description cannot be longer than 500 bytes");
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}
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if status != "To-Do" && status != "In Progress" && status != "Done" {
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panic!("Only `To-Do`, `In Progress`, and `Done` statuses are allowed");
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}
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Ticket {
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title,
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description,
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status,
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}
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}
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pub fn title(&self) -> &String {
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&self.title
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}
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pub fn description(&self) -> &String {
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&self.description
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}
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pub fn status(&self) -> &String {
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&self.status
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}
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}
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#[cfg(test)]
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mod tests {
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use super::Ticket;
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use common::{overly_long_description, overly_long_title, valid_description, valid_title};
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#[test]
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fn works() {
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let mut ticket = Ticket::new("A title".into(), "A description".into(), "To-Do".into());
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ticket.set_title("A new title".into());
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ticket.set_description("A new description".into());
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ticket.set_status("Done".into());
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assert_eq!(ticket.title(), "A new title");
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assert_eq!(ticket.description(), "A new description");
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assert_eq!(ticket.status(), "Done");
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}
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#[test]
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#[should_panic(expected = "Title cannot be empty")]
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fn title_cannot_be_empty() {
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Ticket::new(valid_title(), valid_description(), "To-Do".into()).set_title("".into());
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}
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#[test]
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#[should_panic(expected = "Description cannot be empty")]
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fn description_cannot_be_empty() {
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Ticket::new(valid_title(), valid_description(), "To-Do".into()).set_description("".into());
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}
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#[test]
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#[should_panic(expected = "Title cannot be longer than 50 bytes")]
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fn title_cannot_be_longer_than_fifty_chars() {
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Ticket::new(valid_title(), valid_description(), "To-Do".into())
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.set_title(overly_long_title())
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}
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#[test]
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#[should_panic(expected = "Description cannot be longer than 500 bytes")]
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fn description_cannot_be_longer_than_500_chars() {
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Ticket::new(valid_title(), valid_description(), "To-Do".into())
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.set_description(overly_long_description())
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}
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#[test]
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#[should_panic(expected = "Only `To-Do`, `In Progress`, and `Done` statuses are allowed")]
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fn status_must_be_valid() {
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Ticket::new(valid_title(), valid_description(), "To-Do".into()).set_status("Funny".into());
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}
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}
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