import { LinkedList, ConsLinkedList } from "../src/LinkedList";
import { HashMap } from "../src/HashMap";
import { Option } from "../src/Option";
import { Stream } from "../src/Stream";
import { MyClass } from "./SampleData";
import * as SeqTest from "./Seq";
import * as assert from 'assert'

SeqTest.runTests("LinkedList",
                 LinkedList.ofIterable,
                 LinkedList.of,
                 LinkedList.empty,
                 LinkedList.unfoldRight,
                 "ConsLinkedList");

describe("LinkedList toString", () => {
    it("serializes to string correctly", () => assert.equal(
        "LinkedList(1, 2, 3)", LinkedList.of(1,2,3).toString()));
    it("serializes to string correctly - arrays & strings", () => assert.equal(
        "LinkedList([1,'a'])", LinkedList.of([1,'a']).toString()));
    it("serializes to string correctly - custom toString", () => assert.equal(
        "LinkedList({field1: hi, field2: 99})", LinkedList.of(new MyClass("hi", 99)).toString()));
    it("serializes to string correctly - plain map", () => assert.equal(
        "LinkedList({\"name\":\"hi\",\"age\":99})", LinkedList.of({name:"hi", age:99}).toString()));
    it("takes advantage of isEmpty", () => {
        const list = LinkedList.of(1,2,3);
        if (!list.isEmpty()) {
            list.head().get();
        }
    });
});