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Add bindings for String.prototype.split

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This commit is contained in:
Danielle Pham
2018-08-19 15:09:45 -04:00
parent 8698084a43
commit 4f294224f0
2 changed files with 44 additions and 0 deletions
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33
crates/js-sys/tests/wasm/JsString.rs
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@ -321,6 +321,39 @@ fn slice() {
assert_eq!(characters.slice(1, 3), "cx");
}
#[wasm_bindgen_test]
fn split() {
let js = JsString::from("Oh brave new world");
let result = js.split(" ");
let mut v = Vec::with_capacity(result.length() as usize);
result.for_each(&mut |x, _, _| v.push(x));
assert_eq!(v[0], "Oh");
assert_eq!(v[1], "brave");
assert_eq!(v[2], "new");
assert_eq!(v[3], "world");
let js = JsString::from("Oct,Nov,Dec");
let result = js.split(",");
let mut v = Vec::with_capacity(result.length() as usize);
result.for_each(&mut |x, _, _| v.push(x));
assert_eq!(v[0], "Oct");
assert_eq!(v[1], "Nov");
assert_eq!(v[2], "Dec");
let result = js.split_limit(",", 2);
let mut v = Vec::with_capacity(result.length() as usize);
result.for_each(&mut |x, _, _| v.push(x));
assert_eq!(result.length(), 2);
assert_eq!(v[0], "Oct");
assert_eq!(v[1], "Nov");
}
#[wasm_bindgen_test]
fn starts_with() {
let js = JsString::from("To be, or not to be, that is the question.");