@drozdik.m/event/dist/tests/Event.test.js

Object for handling events.

exports.__esModule = true;
var unit_test_1 = require("@drozdik.m/unit-test");
var Event_1 = require("../src/Event");
var unitTest = new unit_test_1.UnitTest("Event");
var Foo = /** @class */ (function () {
    function Foo(id) {
        if (id === void 0) { id = 5; }
        this.id = id;
    }
    return Foo;
}());
var Args = /** @class */ (function () {
    function Args(value) {
        this.value = value;
    }
    return Args;
}());
unitTest.AddTestCase("Add, Invoke", function () {
    var event = new Event_1.Event();
    var counter = 0;
    event.Invoke(null, null);
    unit_test_1.Assert.AreEqual(0, counter);
    event.Add(function (caller, args) {
        counter++;
        unit_test_1.Assert.IsNull(caller);
        unit_test_1.Assert.IsNull(args);
    });
    event.Invoke(null, null);
    unit_test_1.Assert.AreEqual(1, counter);
    event.Add(function (caller, args) {
        counter++;
        unit_test_1.Assert.IsNull(caller);
        unit_test_1.Assert.IsNull(args);
    });
    event.Invoke(null, null);
    unit_test_1.Assert.AreEqual(3, counter);
});
unitTest.AddTestCase("Remove", function () {
    var event = new Event_1.Event();
    var counter = 0;
    event.Invoke(null, null);
    unit_test_1.Assert.AreEqual(0, counter);
    event.Add(function (caller, args) {
        counter++;
        unit_test_1.Assert.IsNull(caller);
        unit_test_1.Assert.IsNull(args);
    });
    function NullCallback(caller, args) {
        counter++;
        unit_test_1.Assert.IsNull(caller);
        unit_test_1.Assert.IsNull(args);
    }
    event.Invoke(null, null);
    unit_test_1.Assert.AreEqual(1, counter);
    event.Add(NullCallback);
    event.Invoke(null, null);
    unit_test_1.Assert.AreEqual(3, counter);
    for (var i = 1; i < 4; i++) {
        event.Remove(NullCallback);
        event.Invoke(null, null);
        unit_test_1.Assert.AreEqual(3 + i, counter);
    }
});
unitTest.AddTestCase("Invoke with args", function () {
    var event = new Event_1.Event();
    var counter = 0;
    event.Add(function (caller, args) {
        counter += args.value;
        unit_test_1.Assert.IsNull(caller);
    });
    event.Invoke(null, new Args(1));
    unit_test_1.Assert.AreEqual(1, counter);
    event.Invoke(null, new Args(4));
    unit_test_1.Assert.AreEqual(5, counter);
    event.Add(function (caller, args) {
        counter += args.value;
        unit_test_1.Assert.IsNull(caller);
    });
    event.Invoke(null, new Args(2));
    unit_test_1.Assert.AreEqual(9, counter);
});
unitTest.AddTestCase("Count, Empty, Clear", function () {
    var event = new Event_1.Event();
    unit_test_1.Assert.AreEqual(0, event.Count());
    unit_test_1.Assert.IsTrue(event.IsEmpty());
    event.Add(function (caller, args) {
    });
    unit_test_1.Assert.AreEqual(1, event.Count());
    unit_test_1.Assert.IsFalse(event.IsEmpty());
    event.Add(function (caller, args) {
    });
    unit_test_1.Assert.AreEqual(2, event.Count());
    unit_test_1.Assert.IsFalse(event.IsEmpty());
    event.Clear();
    unit_test_1.Assert.AreEqual(0, event.Count());
    unit_test_1.Assert.IsTrue(event.IsEmpty());
});
unitTest.Run();