cesium/packages/engine/Specs/DataSources/ConstantPropertySpec.js

107 lines
3.4 KiB
JavaScript

import { Cartesian3, JulianDate, ConstantProperty } from "../../index.js";
describe("DataSources/ConstantProperty", function () {
const time = JulianDate.now();
it("works with basic types", function () {
const expected = 5;
const property = new ConstantProperty(expected);
expect(property.getValue(time)).toBe(expected);
expect(property.valueOf()).toBe(expected);
expect(property.toString()).toBe(expected.toString());
expect(0 + property).toBe(expected);
expect(`0${property}`).toBe(`0${expected}`);
});
it("works with objects", function () {
const value = new Cartesian3(1, 2, 3);
const property = new ConstantProperty(value);
const result = property.getValue(time);
expect(result).not.toBe(value);
expect(result).toEqual(value);
expect(property.valueOf()).toEqual(value);
expect(property.toString()).toEqual(value.toString());
});
it("works with objects without clone", function () {
const value = {};
const property = new ConstantProperty(value);
const result = property.getValue(time);
expect(result).toBe(value);
expect(result).toEqual(value);
expect(property.valueOf()).toEqual(value);
expect(property.toString()).toEqual(value.toString());
});
it("setValue raises definitionChanged event", function () {
const property = new ConstantProperty();
const listener = jasmine.createSpy("listener");
property.definitionChanged.addEventListener(listener);
property.setValue(5);
expect(listener).toHaveBeenCalledWith(property);
});
it("setValue does not raise definitionChanged event with equal data", function () {
const property = new ConstantProperty(new Cartesian3(0, 0, 0));
const listener = jasmine.createSpy("listener");
property.definitionChanged.addEventListener(listener);
property.setValue(new Cartesian3(0, 0, 0));
expect(listener.calls.count()).toBe(0);
});
it("works with objects with result parameter", function () {
const value = new Cartesian3(1, 2, 3);
const property = new ConstantProperty(value);
const expected = new Cartesian3();
const result = property.getValue(time, expected);
expect(result).toBe(expected);
expect(expected).toEqual(value);
});
it("works with undefined value", function () {
const property = new ConstantProperty(undefined);
expect(property.getValue()).toBeUndefined();
expect(property.valueOf()).toBeUndefined();
expect(0 + property).toBeNaN();
expect(`0${property}`).toBe("0" + "undefined");
});
it('equals works for object types with "equals" function', function () {
const left = new ConstantProperty(new Cartesian3(1, 2, 3));
let right = new ConstantProperty(new Cartesian3(1, 2, 3));
expect(left.equals(right)).toEqual(true);
right = new ConstantProperty(new Cartesian3(1, 2, 4));
expect(left.equals(right)).toEqual(false);
});
it('equals works for object types without "equals" function', function () {
const value = {};
const left = new ConstantProperty(value);
let right = new ConstantProperty(value);
expect(left.equals(right)).toEqual(true);
right = new ConstantProperty({});
expect(left.equals(right)).toEqual(false);
});
it("equals works for simple types", function () {
const left = new ConstantProperty(1);
let right = new ConstantProperty(1);
expect(left.equals(right)).toEqual(true);
right = new ConstantProperty(2);
expect(left.equals(right)).toEqual(false);
});
});