diff options
Diffstat (limited to 'tests/ui/structs-enums/class-separate-impl.rs')
-rw-r--r-- | tests/ui/structs-enums/class-separate-impl.rs | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/tests/ui/structs-enums/class-separate-impl.rs b/tests/ui/structs-enums/class-separate-impl.rs new file mode 100644 index 000000000..3d6da1cc2 --- /dev/null +++ b/tests/ui/structs-enums/class-separate-impl.rs @@ -0,0 +1,63 @@ +// run-pass +#![allow(dead_code)] +#![allow(non_camel_case_types)] + +use std::fmt; + +struct cat { + meows : usize, + + how_hungry : isize, + name : String, +} + +impl cat { + pub fn speak(&mut self) { self.meow(); } + + pub fn eat(&mut self) -> bool { + if self.how_hungry > 0 { + println!("OM NOM NOM"); + self.how_hungry -= 2; + return true; + } + else { + println!("Not hungry!"); + return false; + } + } +} + +impl cat { + fn meow(&mut self) { + println!("Meow"); + self.meows += 1; + if self.meows % 5 == 0 { + self.how_hungry += 1; + } + } +} + +fn cat(in_x : usize, in_y : isize, in_name: String) -> cat { + cat { + meows: in_x, + how_hungry: in_y, + name: in_name + } +} + +impl fmt::Display for cat { + fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { + write!(f, "{}", self.name) + } +} + +fn print_out(thing: Box<dyn ToString>, expected: String) { + let actual = (*thing).to_string(); + println!("{}", actual); + assert_eq!(actual.to_string(), expected); +} + +pub fn main() { + let nyan: Box<dyn ToString> = Box::new(cat(0, 2, "nyan".to_string())) as Box<dyn ToString>; + print_out(nyan, "nyan".to_string()); +} |