malwoden/dist/lib/input/keyboard.spec.js

   

"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
var jsdom_1 = require("jsdom");
var keyboard_1 = require("./keyboard");
var keycode_1 = require("./keycode");
function keyEventFromKey(event, key) {
    return {
        key: key,
        ctrlKey: false,
        metaKey: false,
        repeat: false,
        shiftKey: false,
        event: event,
    };
}
describe("KeyboardHandler", function () {
    beforeEach(function () {
        var dom = new jsdom_1.JSDOM();
        //@ts-ignore
        global.document = dom.window.document;
        //@ts-ignore
        global.window = dom.window;
        //@ts-ignore
        global.KeyboardEvent = dom.window.KeyboardEvent;
    });
    it("Will listen to keyboard events", function () {
        var h = new keyboard_1.KeyboardHandler();
        var c = new keyboard_1.KeyboardContext();
        var down = 0;
        var up = 0;
        c.onDown(keycode_1.KeyCode.A, function () {
            down++;
        });
        c.onUp(keycode_1.KeyCode.A, function () {
            up++;
        });
        h.setContext(c);
        var event = new KeyboardEvent("keydown", { keyCode: keycode_1.KeyCode.A });
        document.dispatchEvent(event);
        expect(down).toEqual(1);
        expect(up).toEqual(0);
        var event = new KeyboardEvent("keyup", { keyCode: keycode_1.KeyCode.A });
        document.dispatchEvent(event);
        expect(down).toEqual(1);
        expect(up).toEqual(1);
    });
    it("Can set a context", function () {
        var h = new keyboard_1.KeyboardHandler();
        var c = new keyboard_1.KeyboardContext();
        h.setContext(c);
        expect(h["_context"]).toBe(c);
    });
    it("Can clear a context", function () {
        var h = new keyboard_1.KeyboardHandler();
        var c = new keyboard_1.KeyboardContext();
        h.setContext(c);
        expect(h["_context"]).toBe(c);
        h.clearContext();
        expect(h["_context"]).toBeUndefined();
    });
    it("Can check if a key is down", function () {
        var h = new keyboard_1.KeyboardHandler();
        var _isDown = h["_isDown"];
        expect(h["_isDown"].has(keycode_1.KeyCode.A)).toBeFalsy();
        expect(h.isKeyDown(keycode_1.KeyCode.A)).toBeFalsy();
        h["onKeyDownEvent"](new KeyboardEvent("keydown", { keyCode: keycode_1.KeyCode.A }));
        expect(h["_isDown"].has(keycode_1.KeyCode.A)).toBeTruthy();
        expect(h.isKeyDown(keycode_1.KeyCode.A)).toBeTruthy();
        h["onKeyUpEvent"](new KeyboardEvent("keyup", { keyCode: keycode_1.KeyCode.A }));
        expect(h["_isDown"].has(keycode_1.KeyCode.A)).toBeFalsy();
        expect(h.isKeyDown(keycode_1.KeyCode.A)).toBeFalsy();
    });
    it("Can fire onDown", function () {
        var c = new keyboard_1.KeyboardContext();
        var count = 0;
        c.onDown(keycode_1.KeyCode.A, function () { return count++; });
        c.callOnDown(keyEventFromKey("keydown", keycode_1.KeyCode.A));
        c.callOnDown(keyEventFromKey("keydown", keycode_1.KeyCode.A));
        c.callOnDown(keyEventFromKey("keydown", keycode_1.KeyCode.A));
        expect(count).toEqual(3);
    });
    it("Can fire onUp", function () {
        var c = new keyboard_1.KeyboardContext();
        var count = 0;
        c.onUp(keycode_1.KeyCode.A, function () { return count++; });
        c.callOnUp(keyEventFromKey("keyup", keycode_1.KeyCode.A));
        c.callOnUp(keyEventFromKey("keyup", keycode_1.KeyCode.A));
        c.callOnUp(keyEventFromKey("keyup", keycode_1.KeyCode.A));
        expect(count).toEqual(3);
    });
    it("Won't error on unregistered keys", function () {
        var c = new keyboard_1.KeyboardContext();
        c.callOnUp(keyEventFromKey("keyup", keycode_1.KeyCode.A));
        c.callOnDown(keyEventFromKey("keydown", keycode_1.KeyCode.A));
    });
    it("Can wait for a keyDown", function () { return __awaiter(void 0, void 0, void 0, function () {
        var k, promise, keyDown, promise2, keyDown2;
        return __generator(this, function (_a) {
            switch (_a.label) {
                case 0:
                    k = new keyboard_1.KeyboardHandler();
                    promise = k.waitForKeyDown();
                    document.dispatchEvent(new KeyboardEvent("keydown", { keyCode: keycode_1.KeyCode.A }));
                    document.dispatchEvent(new KeyboardEvent("keydown", { keyCode: keycode_1.KeyCode.B }));
                    document.dispatchEvent(new KeyboardEvent("keydown", { keyCode: keycode_1.KeyCode.C }));
                    return [4 /*yield*/, promise];
                case 1:
                    keyDown = _a.sent();
                    expect(keyDown).toEqual(keycode_1.KeyCode.A);
                    promise2 = k.waitForKeyDown(keycode_1.KeyCode.B);
                    document.dispatchEvent(new KeyboardEvent("keydown", { keyCode: keycode_1.KeyCode.A }));
                    document.dispatchEvent(new KeyboardEvent("keydown", { keyCode: keycode_1.KeyCode.B }));
                    return [4 /*yield*/, promise2];
                case 2:
                    keyDown2 = _a.sent();
                    expect(keyDown2).toEqual(keycode_1.KeyCode.B);
                    return [2 /*return*/];
            }
        });
    }); });
    it("Can wait for a keyUp", function () { return __awaiter(void 0, void 0, void 0, function () {
        var k, promise, keyDown, promise2, keyDown2;
        return __generator(this, function (_a) {
            switch (_a.label) {
                case 0:
                    k = new keyboard_1.KeyboardHandler();
                    promise = k.waitForKeyUp();
                    document.dispatchEvent(new KeyboardEvent("keydown", { keyCode: keycode_1.KeyCode.B }));
                    document.dispatchEvent(new KeyboardEvent("keydown", { keyCode: keycode_1.KeyCode.C }));
                    document.dispatchEvent(new KeyboardEvent("keyup", { keyCode: keycode_1.KeyCode.A }));
                    document.dispatchEvent(new KeyboardEvent("keyup", { keyCode: keycode_1.KeyCode.B }));
                    document.dispatchEvent(new KeyboardEvent("keyup", { keyCode: keycode_1.KeyCode.C }));
                    return [4 /*yield*/, promise];
                case 1:
                    keyDown = _a.sent();
                    expect(keyDown).toEqual(keycode_1.KeyCode.A);
                    promise2 = k.waitForKeyUp(keycode_1.KeyCode.B);
                    document.dispatchEvent(new KeyboardEvent("keyup", { keyCode: keycode_1.KeyCode.A }));
                    document.dispatchEvent(new KeyboardEvent("keyup", { keyCode: keycode_1.KeyCode.B }));
                    return [4 /*yield*/, promise2];
                case 2:
                    keyDown2 = _a.sent();
                    expect(keyDown2).toEqual(keycode_1.KeyCode.B);
                    return [2 /*return*/];
            }
        });
    }); });
    it("Will call 'any' callbacks before specific callbacks", function () {
        var state = {
            downAny: "init",
            upAny: "init",
            down: "init",
            up: "init",
        };
        var c = new keyboard_1.KeyboardContext()
            .onAnyUp(function () { return (state.upAny = "any"); })
            .onAnyDown(function () { return (state.downAny = "any"); })
            .onDown(keycode_1.KeyCode.A, function () { return (state.down = "specific"); })
            .onUp(keycode_1.KeyCode.A, function () { return (state.up = "specific"); });
        c.callOnDown(keyEventFromKey("keydown", keycode_1.KeyCode.A));
        expect(state).toEqual({
            downAny: "any",
            upAny: "init",
            down: "specific",
            up: "init",
        });
        c.callOnUp(keyEventFromKey("keyup", keycode_1.KeyCode.A));
        expect(state).toEqual({
            downAny: "any",
            upAny: "any",
            down: "specific",
            up: "specific",
        });
    });
    it("can be configured to stop propagation", function () {
        var h = new keyboard_1.KeyboardHandler({ stopPropagation: true });
        var h2 = new keyboard_1.KeyboardHandler({ stopPropagation: false });
        expect(h["_checkPropagation"](new KeyboardEvent("keydown"))).toEqual(true);
        expect(h2["_checkPropagation"](new KeyboardEvent("keydown"))).toEqual(false);
    });
    it("can add multiple callbacks - onDown", function () {
        var c = new keyboard_1.KeyboardContext();
        var callbackA = function () { };
        var callbackB = function () { };
        c["_addOnDown"]("any", callbackA);
        c["_addOnDown"]("any", callbackB);
        c["_addOnDown"](keycode_1.KeyCode.A, callbackA);
        c["_addOnDown"](keycode_1.KeyCode.A, callbackB);
        expect(c["_onDown"].get("any")).toEqual([callbackA, callbackB]);
        expect(c["_onDown"].get(keycode_1.KeyCode.A)).toEqual([callbackA, callbackB]);
        expect(c["_onDown"].get(keycode_1.KeyCode.B)).toBeUndefined();
    });
    it("can add multiple callbacks - onUp", function () {
        var c = new keyboard_1.KeyboardContext();
        var callbackA = function () { };
        var callbackB = function () { };
        c["_addOnUp"]("any", callbackA);
        c["_addOnUp"]("any", callbackB);
        c["_addOnUp"](keycode_1.KeyCode.A, callbackA);
        c["_addOnUp"](keycode_1.KeyCode.A, callbackB);
        expect(c["_onUp"].get("any")).toEqual([callbackA, callbackB]);
        expect(c["_onUp"].get(keycode_1.KeyCode.A)).toEqual([callbackA, callbackB]);
        expect(c["_onUp"].get(keycode_1.KeyCode.B)).toBeUndefined();
    });
    it("can clear callbacks for specific keys", function () {
        var c = new keyboard_1.KeyboardContext();
        var f1 = function () { };
        var f2 = function () { };
        var f3 = function () { };
        var f4 = function () { };
        c.onDown(keycode_1.KeyCode.A, f1);
        c.onDown(keycode_1.KeyCode.A, f2);
        c.onUp(keycode_1.KeyCode.B, f3);
        c.onUp(keycode_1.KeyCode.B, f4);
        expect(c["_onDown"].get(keycode_1.KeyCode.A)).toEqual([f1, f2]);
        expect(c["_onUp"].get(keycode_1.KeyCode.B)).toEqual([f3, f4]);
        c.clearOnDown(keycode_1.KeyCode.A, f1);
        c.clearOnUp(keycode_1.KeyCode.B, f3);
        expect(c["_onDown"].get(keycode_1.KeyCode.A)).toEqual([f2]);
        expect(c["_onUp"].get(keycode_1.KeyCode.B)).toEqual([f4]);
        c.clearOnDown(keycode_1.KeyCode.A);
        c.clearOnUp(keycode_1.KeyCode.B);
        expect(c["_onDown"].get(keycode_1.KeyCode.A)).toEqual([]);
        expect(c["_onUp"].get(keycode_1.KeyCode.B)).toEqual([]);
    });
    it("can clear callbacks for 'any' keys", function () {
        var c = new keyboard_1.KeyboardContext();
        var f1 = function () { };
        var f2 = function () { };
        var f3 = function () { };
        var f4 = function () { };
        c.onAnyDown(f1);
        c.onAnyDown(f2);
        c.onAnyUp(f3);
        c.onAnyUp(f4);
        expect(c["_onDown"].get("any")).toEqual([f1, f2]);
        expect(c["_onUp"].get("any")).toEqual([f3, f4]);
        c.clearOnAnyDown(f1);
        c.clearOnAnyUp(f3);
        expect(c["_onDown"].get("any")).toEqual([f2]);
        expect(c["_onUp"].get("any")).toEqual([f4]);
        c.clearOnAnyDown();
        c.clearOnAnyUp();
        expect(c["_onDown"].get("any")).toEqual([]);
        expect(c["_onUp"].get("any")).toEqual([]);
    });
});
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