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NonEarthCRSSpec.js

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10.0.0

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NonEarthCRSSpec.js

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import {nonEarthCRS} from '../../../src/leaflet/core/NonEarthCRS';

import {nonProjection} from '../../../src/leaflet/core/NonEarthCRS';

describe('leaflet_NonEarthCRS', () => {

it('initialize', () => {

var bounds = L.bounds([-180, -90], [180, 90]);

var nonProjectionObject = nonProjection(bounds);

expect(nonProjectionObject).not.toBeNull();

expect(nonProjectionObject.bounds).not.toBeNull();

expect(nonProjectionObject.bounds.max.x).toEqual(180);

expect(nonProjectionObject.bounds.max.y).toEqual(90);

expect(nonProjectionObject.bounds.min.x).toEqual(-180);

expect(nonProjectionObject.bounds.min.y).toEqual(-90);

});

it('project, unproject', () => {

var bounds = L.bounds([-180, -90], [180, 90]);

var latlng = L.latLng(50.5, 30.5);

var nonProjectionObject = nonProjection(bounds);

var point = nonProjectionObject.project(latlng);

expect(point).not.toBeNull();

expect(point.x).toEqual(30.5);

expect(point.y).toEqual(50.5);

var newLatlng = nonProjectionObject.unproject(point);

expect(newLatlng).not.toBeNull();

expect(newLatlng.lat).toEqual(50.5);

expect(newLatlng.lng).toEqual(30.5);

});

it('CRS_initialize', () => {

var options = {

origin: {x: 30, y: 50},

bounds: L.bounds([-180, -90], [180, 90]),

resolutions: [1000, 100000]

};

var nonEarthCRSObject = nonEarthCRS(options);

expect(nonEarthCRSObject).not.toBeNull();

expect(nonEarthCRSObject.bounds).not.toBeNull();

expect(nonEarthCRSObject.origin).toEqual(options.origin);

expect(nonEarthCRSObject.projection.bounds).toEqual(nonEarthCRSObject.bounds);

expect(nonEarthCRSObject.resolutions[0]).toEqual(1000);

expect(nonEarthCRSObject.resolutions[1]).toEqual(100000);

expect(nonEarthCRSObject.transformation).not.toBeNull();

expect(nonEarthCRSObject._initHooksCalled).toBeTruthy();

});

it('CRS_scale', () => {

var options = {

origin: {x: 30, y: 50},

bounds: L.bounds([-180, -90], [180, 90]),

resolutions: [100, 100000]

};

var nonEarthCRSObject = nonEarthCRS(options);

var scale1 = nonEarthCRSObject.scale(0);

expect(scale1).toEqual(0.01);

nonEarthCRSObject.resolutions = [];

var scale2 = nonEarthCRSObject.scale(1);

expect(scale2).not.toBeNaN();

});

it('CRS_zoom', () => {

var options1 = {

origin: {x: 30, y: 50},

bounds: L.bounds([-180, -90], [180, 90]),

resolutions: [100, 100000]

};

var nonEarthCRS1 = nonEarthCRS(options1);

var zoom1 = nonEarthCRS1.zoom(0.1);

expect(zoom1).toEqual(-1);

var options2 = {

origin: {x: 30, y: 50},

bounds: L.bounds([-180, -90], [180, 90]),

resolutions: [100, 100000]

};

var nonEarthCRS2 = nonEarthCRS(options2);

var zoom2 = nonEarthCRS2.zoom(0.01);

expect(zoom2).toEqual(0);

var options3 = {

origin: {x: 30, y: 50},

bounds: L.bounds([-128, -90], [128, 90]),

};

var nonEarthCRS3 = nonEarthCRS(options3);

var zoom3 = nonEarthCRS3.zoom(16);

expect(zoom3).toEqual(4);

});

it('CRS_distance', () => {

var latlng1 = L.latLng(50.5, 30.5);

var latlng2 = L.latLng(40, 60.5);

var options = {

origin: {x: 30, y: 50},

bounds: L.bounds([-180, -90], [180, 90]),

resolutions: [100, 100000]

};

var nonEarthCRSObject = nonEarthCRS(options);

var distance = nonEarthCRSObject.distance(latlng1, latlng2);

expect(distance).not.toBeNaN();

});

});