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2f475fc17a
Fill in specs for elements used by the PlotController in order to improve coverage of the plot bundle. WTD-533.
104 lines
3.8 KiB
JavaScript
104 lines
3.8 KiB
JavaScript
/*global define,Promise,describe,it,expect,beforeEach,waitsFor,jasmine*/
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/**
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* MergeModelsSpec. Created by vwoeltje on 11/6/14.
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*/
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define(
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["../../src/elements/PlotPalette"],
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function (PlotPalette) {
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"use strict";
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describe("The plot palette", function () {
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it("can be used as a constructor", function () {
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// PlotPalette has all static methods, so make
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// sure it returns itself if used as a constructor.
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expect(new PlotPalette()).toBe(PlotPalette);
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});
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it("has 30 unique colors in an integer format", function () {
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// Integer format may be useful internal to the application.
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// RGB 0-255
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var i, j;
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// Used to verify one of R, G, B in loop below
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function verifyChannel(c) {
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expect(typeof c).toEqual("number");
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expect(c <= 255).toBeTruthy();
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expect(c >= 0).toBeTruthy();
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}
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for (i = 0; i < 30; i += 1) {
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// Verify that we got an array of numbers
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expect(Array.isArray(PlotPalette.getIntegerColor(i)))
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.toBeTruthy();
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expect(PlotPalette.getIntegerColor(i).length).toEqual(3);
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// Verify all three channels for type and range
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PlotPalette.getIntegerColor(i).forEach(verifyChannel);
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// Verify uniqueness
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for (j = i + 1; j < 30; j += 1) {
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expect(PlotPalette.getIntegerColor(i)).not.toEqual(
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PlotPalette.getIntegerColor(j)
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);
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}
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}
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});
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it("has 30 unique colors in a floating-point format", function () {
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// Float format is useful to WebGL.
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// RGB 0.0-1.1
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var i, j;
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// Used to verify one of R, G, B in loop below
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function verifyChannel(c) {
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expect(typeof c).toEqual("number");
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expect(c <= 1.0).toBeTruthy();
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expect(c >= 0.0).toBeTruthy();
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}
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for (i = 0; i < 30; i += 1) {
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// Verify that we got an array of numbers
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expect(Array.isArray(PlotPalette.getFloatColor(i)))
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.toBeTruthy();
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expect(PlotPalette.getFloatColor(i).length).toEqual(4);
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// Verify all three channels for type and range
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PlotPalette.getFloatColor(i).forEach(verifyChannel);
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// Verify uniqueness
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for (j = i + 1; j < 30; j += 1) {
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expect(PlotPalette.getFloatColor(i)).not.toEqual(
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PlotPalette.getFloatColor(j)
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);
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}
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}
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});
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it("has 30 unique colors in a string format", function () {
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// String format is useful in stylesheets
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// #RRGGBB in hex
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var i, j, c;
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for (i = 0; i < 30; i += 1) {
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c = PlotPalette.getStringColor(i);
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// Verify that we #-style color strings
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expect(typeof c).toEqual('string');
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expect(c.length).toEqual(7);
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expect(/^#[0-9a-fA-F]+$/.test(c)).toBeTruthy();
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// Verify uniqueness
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for (j = i + 1; j < 30; j += 1) {
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expect(PlotPalette.getStringColor(i)).not.toEqual(
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PlotPalette.getStringColor(j)
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);
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}
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}
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});
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});
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}
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); |