assemblyscript/tests/compiler/std/string.ts

import "allocator/arena";

// preliminary

var str: string = "hi, I'm a string";

// exactly once in static memory
assert(changetype<usize>(str) == changetype<usize>("hi, I'm a string"));

assert(str.length == 16);
assert(str.charCodeAt(0) == 0x68);
assert(str.startsWith("hi"));
assert(str.endsWith("string"));
assert(str.includes("I'm"));
assert(str.indexOf(",") == 2);
assert(str.indexOf("x") == -1);

export function getString(): string {
  return str;
}

assert(parseInt("0") == 0);
assert(parseInt("1") == 1);
assert(parseInt("0b101") == 0b101);
assert(parseInt("0o707") == 0o707);
assert(parseInt("0xf0f") == 0xf0f);
assert(parseInt("0xF0F") == 0xf0f);
assert(parseInt("011") == 11); // not octal
assert(parseInt("0x1g") == 1); // not valid

assert(parseFloat("0") == 0);
assert(parseFloat("1") == 1);
assert(parseFloat("0.1") == 0.1);
assert(parseFloat(".25") == 0.25);
assert(parseFloat(".1foobar") == 0.1);

var c = "a" + "b";
assert(c == "ab");