Cesium-Prequel/Specs/DataSources/PolylineGlowMaterialPropertySpec.js

import { Color } from "../../Source/Cesium.js";
import { JulianDate } from "../../Source/Cesium.js";
import { TimeInterval } from "../../Source/Cesium.js";
import { ConstantProperty } from "../../Source/Cesium.js";
import { PolylineGlowMaterialProperty } from "../../Source/Cesium.js";
import { TimeIntervalCollectionProperty } from "../../Source/Cesium.js";
import testDefinitionChanged from "../testDefinitionChanged.js";

describe("DataSources/PolylineGlowMaterialProperty", function () {
  it("constructor provides the expected defaults", function () {
    var property = new PolylineGlowMaterialProperty();
    expect(property.getType()).toEqual("PolylineGlow");
    expect(property.isConstant).toBe(true);
    expect(property.color).toBeUndefined();
    expect(property.glowPower).toBeUndefined();
    expect(property.taperPower).toBeUndefined();

    var result = property.getValue();
    expect(result.color).toEqual(Color.WHITE);
    expect(result.glowPower).toEqual(0.25);
    expect(result.taperPower).toEqual(1.0);
  });

  it("constructor sets options and allows raw assignment", function () {
    var options = {
      color: Color.RED,
      glowPower: 1,
      taperPower: 0.5,
    };

    var property = new PolylineGlowMaterialProperty(options);
    expect(property.color).toBeInstanceOf(ConstantProperty);
    expect(property.glowPower).toBeInstanceOf(ConstantProperty);
    expect(property.taperPower).toBeInstanceOf(ConstantProperty);

    expect(property.color.getValue()).toEqual(options.color);
    expect(property.glowPower.getValue()).toEqual(options.glowPower);
    expect(property.taperPower.getValue()).toEqual(options.taperPower);
  });

  it("works with constant values", function () {
    var property = new PolylineGlowMaterialProperty();
    property.color = new ConstantProperty(Color.RED);
    property.glowPower = new ConstantProperty(0.75);
    property.taperPower = new ConstantProperty(0.85);

    var result = property.getValue(JulianDate.now());
    expect(result.color).toEqual(Color.RED);
    expect(result.glowPower).toEqual(0.75);
    expect(result.taperPower).toEqual(0.85);
  });

  it("works with dynamic values", function () {
    var property = new PolylineGlowMaterialProperty();
    property.color = new TimeIntervalCollectionProperty();
    property.glowPower = new TimeIntervalCollectionProperty();
    property.taperPower = new TimeIntervalCollectionProperty();

    var start = new JulianDate(1, 0);
    var stop = new JulianDate(2, 0);
    property.color.intervals.addInterval(
      new TimeInterval({
        start: start,
        stop: stop,
        data: Color.BLUE,
      })
    );
    property.glowPower.intervals.addInterval(
      new TimeInterval({
        start: start,
        stop: stop,
        data: 0.65,
      })
    );
    property.taperPower.intervals.addInterval(
      new TimeInterval({
        start: start,
        stop: stop,
        data: 0.55,
      })
    );

    expect(property.isConstant).toBe(false);

    var result = property.getValue(start);
    expect(result.color).toEqual(Color.BLUE);
    expect(result.glowPower).toEqual(0.65);
    expect(result.taperPower).toEqual(0.55);
  });

  it("works with a result parameter", function () {
    var property = new PolylineGlowMaterialProperty();
    property.color = new ConstantProperty(Color.RED);
    property.glowPower = new ConstantProperty(0.43);
    property.taperPower = new ConstantProperty(0.33);

    var result = {
      color: Color.BLUE.clone(),
      glowPower: 0.12,
      taperPower: 0.13,
    };
    var returnedResult = property.getValue(JulianDate.now(), result);
    expect(returnedResult).toBe(result);
    expect(result.color).toEqual(Color.RED);
    expect(result.glowPower).toEqual(0.43);
    expect(result.taperPower).toEqual(0.33);
  });

  it("equals works", function () {
    var left = new PolylineGlowMaterialProperty();
    left.color = new ConstantProperty(Color.WHITE);
    left.glowPower = new ConstantProperty(0.15);
    left.taperPower = new ConstantProperty(0.18);

    var right = new PolylineGlowMaterialProperty();
    right.color = new ConstantProperty(Color.WHITE);
    right.glowPower = new ConstantProperty(0.15);
    right.taperPower = new ConstantProperty(0.18);
    expect(left.equals(right)).toEqual(true);

    right.color = new ConstantProperty(Color.BLACK);
    expect(left.equals(right)).toEqual(false);

    right.color = new ConstantProperty(Color.WHITE);
    right.glowPower = new ConstantProperty(0.25);
    expect(left.equals(right)).toEqual(false);

    right.glowPower = new ConstantProperty(0.15);
    right.taperPower = new ConstantProperty(0.19);
    expect(left.equals(right)).toEqual(false);
  });

  it("raises definitionChanged when a color property is assigned or modified", function () {
    var property = new PolylineGlowMaterialProperty();

    var listener = jasmine.createSpy("listener");
    property.definitionChanged.addEventListener(listener);

    var oldValue = property.color;
    property.color = new ConstantProperty(Color.WHITE);
    expect(listener).toHaveBeenCalledWith(
      property,
      "color",
      property.color,
      oldValue
    );
    listener.calls.reset();

    property.color.setValue(Color.BLACK);
    expect(listener).toHaveBeenCalledWith(
      property,
      "color",
      property.color,
      property.color
    );
    listener.calls.reset();

    property.color = property.color;
    expect(listener.calls.count()).toEqual(0);
  });

  it("raises definitionChanged when glow property is assigned or modified", function () {
    var property = new PolylineGlowMaterialProperty();
    testDefinitionChanged(property, "color", Color.RED, Color.BLUE);
    testDefinitionChanged(property, "glowPower", 0.25, 0.54);
    testDefinitionChanged(property, "taperPower", 1.0, 0.44);
  });
});