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load("test-common.js");
try {
let getNumber = () => 42;
assert(getNumber() === 42);
getNumber = () => 99;
assert(getNumber() === 99);
let add = (a, b) => a + b;
assert(add(2, 3) === 5);
const addBlock = (a, b) => {
let res = a + b;
return res;
};
assert(addBlock(5, 4) === 9);
let chompy = [(x) => x, 2];
assert(chompy.length === 2);
assert(chompy[0](1) === 1);
const makeObject = (a, b) => ({ a, b });
const obj = makeObject(33, 44);
assert(typeof obj === "object");
assert(obj.a === 33);
assert(obj.b === 44);
let returnUndefined = () => { };
assert(typeof returnUndefined() === "undefined");
const makeArray = (a, b) => [a, b];
const array = makeArray("3", { foo: 4 });
assert(array[0] === "3");
assert(array[1].foo === 4);
let square = x => x * x;
assert(square(3) === 9);
let squareBlock = x => {
return x * x;
};
assert(squareBlock(4) === 16);
const message = (who => "Hello " + who)("friends!");
assert(message === "Hello friends!");
const sum = ((x, y, z) => x + y + z)(1, 2, 3);
assert(sum === 6);
const product = ((x, y, z) => {
let res = x * y * z;
return res;
})(5, 4, 2);
assert(product === 40);
const half = (x => {
return x / 2;
})(10);
assert(half === 5);
var foo, bar;
foo = bar, baz => {};
assert(foo === undefined);
assert(bar === undefined);
function FooBar() {
this.x = {
y: () => this,
z: function () {
return (() => this)();
}
};
}
var foobar = new FooBar();
assert(foobar.x.y() === foobar);
assert(foobar.x.z() === foobar.x);
var Baz = () => {};
assert(Baz.prototype === undefined);
(() => {
"use strict";
assert(isStrictMode());
(() => {
assert(isStrictMode());
})();
})();
(() => {
'use strict';
assert(isStrictMode());
})();
(() => {
assert(!isStrictMode());
(() => {
"use strict";
assert(isStrictMode());
})();
assert(!isStrictMode());
})();
console.log("PASS");
} catch {
console.log("FAIL");
}
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