import { describe, test, expect, Result } from './tests.uts'

export function testMap(): Result {
    return describe("Map", () => {
        test('size', () => {
            const map1: Map<string,string> = new Map();
            map1.set('a', 'alpha');
            map1.set('b', 'beta');
            map1.set('g', 'gamma');
            expect(map1.size).toEqual(3);
            map1.clear()
            expect(map1.size).toEqual(0);
        })
        test('clear', () => {
            const map1 = new Map<string,string>();
            map1.set('bar', 'baz');
            map1.set("1", 'foo');
            expect(map1.size).toEqual(2);
            map1.clear();
            expect(map1.size).toEqual(0);
        })
        test('delete', () => {
            const map1 = new Map<string,string>();
            map1.set('bar', 'foo');
            expect(map1.delete('bar')).toEqual(true);
            expect(map1.has('bar')).toEqual(false);
        })
        test('get', () => {
            const map1 = new Map<string,string>();
            map1.set('bar', 'foo');
            expect(map1.get('bar')).toEqual("foo");
            // js端输出undefined需要抹平差异
            expect(map1.get('baz')).toEqual(null);
        })
        test('has', () => {
            const map1 = new Map<string,string>();
            map1.set('bar', 'foo');
            expect(map1.has('bar')).toEqual(true);
            expect(map1.has('baz')).toEqual(false);
        })
        test('set', () => {
            const map1 = new Map<string,string>();
            map1.set('bar', 'foo');
            expect(map1.get('bar')).toEqual("foo");
            
            const map2 = new Map<string,string>();
            // ios平台不支持any作为key
            map2.set('bar', 'foo');
            expect(map2.get('bar')).toEqual('foo');
            map2.set('bar', 'baz');
            expect(map2.get('bar')).toEqual('baz');
            const map3 = new Map<number,number>();
            map3.set(111, 111);
            map3.set(222, 222);
            map3.set(333, 333);
            expect(map3.get(111)).toEqual(111);
            expect(map3.get(222)).toEqual(222);
            expect(map3.get(333)).toEqual(333);
            // ios不支持链式调用
            // myMap.set(1, 'foobar').set(2, 'baz');
            const map4 = new Map<UTSJSONObject,string>();
            const key1 = {}, key2 = {};
            map4.set(key1, '1')
            map4.set(key2, '2')
            expect(map4.get(key1)).toEqual('1');
            expect(map4.get(key2)).toEqual('2');
            const map5 = new Map<string,string>([['key1', 'value1'], ['key2', 'value2']]);
            expect(map5.get('key1')).toEqual('value1');
            expect(map5.get('key2')).toEqual('value2');
        })
        test('forEach', () => {
            const map1 = new Map<string,string>();
            map1.set('key1', 'value1');
            map1.set('key2', 'value2');
            map1.set('key3', 'value3');
            map1.forEach((value:string, key:string, map: Map<string,string>) => {
                expect(value).toEqual(map.get(key)!);
            })
            map1.forEach((value, key) => {
                expect(value).toEqual(map1.get(key)!);
            })
        })
        
        test("entries", () => {
            // const myMap = new Map<string, string>();
            // myMap.set("0", "foo");
            // myMap.set("1", "bar");
            // myMap.set("2", "baz");
            // const mapIter = myMap.entries();
            // expect(mapIter.next().value).toEqual(["0", "foo"]);
            // expect(mapIter.next().value).toEqual(["1", "bar"]);
            // expect(mapIter.next().value).toEqual(["2", "baz"]);
            // expect(mapIter.next().done).toEqual(true);
        })
        test("keys", () => {
            // const myMap = new Map<string, string>();
            // myMap.set("0", "foo");
            // myMap.set("1", "bar");
            // myMap.set("2", "baz");
            // const mapIter = myMap.keys();
            // expect(mapIter.next().value).toEqual("0");
            // expect(mapIter.next().value).toEqual("1");
            // expect(mapIter.next().value).toEqual("2");
            // expect(mapIter.next().done).toEqual(true);
        })
        test("values", () => {
            // const myMap = new Map<string, string>();
            // myMap.set("0", "foo");
            // myMap.set("1", "bar");
            // myMap.set("2", "baz");
            // const mapIter = myMap.values();
            // expect(mapIter.next().value).toEqual("foo");
            // expect(mapIter.next().value).toEqual("bar");
            // expect(mapIter.next().value).toEqual("baz");
            // expect(mapIter.next().done).toEqual(true);
        })
    })
}