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// run-pass
use std::string::String;
fn test_stack_assign() {
let s: String = "a".to_string();
println!("{}", s.clone());
let t: String = "a".to_string();
assert_eq!(s, t);
let u: String = "b".to_string();
assert!((s != u));
}
fn test_heap_lit() { "a big string".to_string(); }
fn test_heap_assign() {
let s: String = "a big ol' string".to_string();
let t: String = "a big ol' string".to_string();
assert_eq!(s, t);
let u: String = "a bad ol' string".to_string();
assert!((s != u));
}
fn test_heap_log() {
let s = "a big ol' string".to_string();
println!("{}", s);
}
fn test_append() {
let mut s = String::new();
s.push_str("a");
assert_eq!(s, "a");
let mut s = String::from("a");
s.push_str("b");
println!("{}", s.clone());
assert_eq!(s, "ab");
let mut s = String::from("c");
s.push_str("offee");
assert_eq!(s, "coffee");
s.push_str("&tea");
assert_eq!(s, "coffee&tea");
}
pub fn main() {
test_stack_assign();
test_heap_lit();
test_heap_assign();
test_heap_log();
test_append();
}
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