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

   

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var mouse_1 = require("./mouse");
var test_utils_spec_1 = require("./test-utils.spec");
describe("MouseHandler", function () {
    beforeEach(test_utils_spec_1.setupTestDom);
    it("Can create a new mouse handler", function () {
        var m = new mouse_1.MouseHandler();
    });
    it("Can get the position", function () {
        var m = new mouse_1.MouseHandler();
        expect(m.getPos()).toEqual({ x: 0, y: 0 });
        m["x"] = 5;
        m["y"] = 10;
        expect(m.getPos()).toEqual({ x: 5, y: 10 });
    });
    it("Will update on mouse movement", function () {
        var m = new mouse_1.MouseHandler();
        m["onMouseUpdateEvent"]({ clientX: 5, clientY: 10 });
        expect(m.getPos()).toEqual({ x: 5, y: 10 });
    });
    it("Can set/unset a mouse context", function () {
        var h = new mouse_1.MouseHandler();
        var c = new mouse_1.MouseContext();
        expect(h["context"]).toBeUndefined();
        h.setContext(c);
        expect(h["context"]).toBe(c);
        h.clearContext();
        expect(h["context"]).toBeUndefined();
    });
    it("Will call a context on events", function () {
        var left = 0;
        var right = 0;
        var h = new mouse_1.MouseHandler();
        var c = new mouse_1.MouseContext()
            .onMouseUp(function () { return left++; })
            .onMouseDown(function () { return right++; });
        h.setContext(c);
        expect(left).toEqual(0);
        expect(right).toEqual(0);
        window.document.dispatchEvent(new MouseEvent("mouseup"));
        expect(left).toEqual(1);
        expect(right).toEqual(0);
        window.document.dispatchEvent(new MouseEvent("mousedown", { button: 2 }));
        expect(left).toEqual(1);
        expect(right).toEqual(1);
    });
    it("Will not call a context if not registered", function () {
        var down = 0;
        var up = 0;
        var h = new mouse_1.MouseHandler();
        var c = new mouse_1.MouseContext();
        c.onMouseDown(function () { return down++; });
        c.onMouseUp(function () { return up++; });
        // Nothing will happen, no context
        expect(down).toEqual(0);
        expect(up).toEqual(0);
        window.document.dispatchEvent(new MouseEvent("mousedown"));
        window.document.dispatchEvent(new MouseEvent("mouseup"));
        expect(down).toEqual(0);
        expect(up).toEqual(0);
        // Register the context now
        h.setContext(c);
        window.document.dispatchEvent(new MouseEvent("mousedown"));
        window.document.dispatchEvent(new MouseEvent("mouseup"));
        expect(down).toEqual(1);
        expect(up).toEqual(1);
    });
    it("Can clear callbacks on a context", function () {
        var c = new mouse_1.MouseContext();
        var onDown = 0;
        var onUp = 0;
        c.onMouseDown(function () { return onDown++; });
        c.onMouseUp(function () { return onUp++; });
        expect(c["_onDown"]).toHaveLength(1);
        expect(c["_onUp"]).toHaveLength(1);
        c.clearMouseDown();
        c.clearMouseUp();
        expect(c["_onDown"]).toHaveLength(0);
        expect(c["_onUp"]).toHaveLength(0);
    });
    it("Won't error if context doesn't have a callback", function () {
        var c = new mouse_1.MouseContext();
        c.callOnMouseDown({ x: 0, y: 0, button: 0, type: "mousedown" });
        c.callOnMouseDown({ x: 0, y: 0, button: 0, type: "mouseup" });
    });
    it("Can call callbacks directly", function () {
        var count = 0;
        var c = new mouse_1.MouseContext()
            .onMouseUp(function () { return (count = count + 1); })
            .onMouseDown(function () { return (count = count - 1); });
        c.callOnMouseUp({ x: 0, y: 0, button: 0, type: "mouseup" });
        expect(count).toEqual(1);
        c.callOnMouseDown({ x: 0, y: 0, button: 0, type: "mousedown" });
        expect(count).toEqual(0);
    });
    it("Can tell if a mouse button is held down", function () {
        var h = new mouse_1.MouseHandler();
        expect(h.isMouseDown()).toBeFalsy();
        expect(h.isMouseDown(2)).toBeFalsy();
        h["onMouseDownEvent"](new MouseEvent("mousedown", { button: 0 }));
        expect(h.isMouseDown()).toBeTruthy();
        expect(h.isMouseDown(2)).toBeFalsy();
        h["onMouseDownEvent"](new MouseEvent("mousedown", { button: 2 }));
        expect(h.isMouseDown()).toBeTruthy();
        expect(h.isMouseDown(2)).toBeTruthy();
        h["onMouseUpEvent"](new MouseEvent("mouseup", { button: 0 }));
        expect(h.isMouseDown()).toBeFalsy();
        expect(h.isMouseDown(2)).toBeTruthy();
        h["onMouseUpEvent"](new MouseEvent("mouseup", { button: 2 }));
        expect(h.isMouseDown()).toBeFalsy();
        expect(h.isMouseDown(2)).toBeFalsy();
    });
    it("can clear callbacks", function () {
        var c = new mouse_1.MouseContext();
        var f1 = function () { };
        var f2 = function () { };
        var f3 = function () { };
        var f4 = function () { };
        c.onMouseDown(f1);
        c.onMouseDown(f2);
        c.onMouseUp(f3);
        c.onMouseUp(f4);
        expect(c["_onDown"]).toEqual([f1, f2]);
        expect(c["_onUp"]).toEqual([f3, f4]);
        c.clearMouseDown(f1);
        c.clearMouseUp(f3);
        expect(c["_onDown"]).toEqual([f2]);
        expect(c["_onUp"]).toEqual([f4]);
        c.clearMouseDown();
        c.clearMouseUp();
        expect(c["_onDown"]).toEqual([]);
        expect(c["_onUp"]).toEqual([]);
    });
});
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