721 lines
22 KiB
JavaScript
721 lines
22 KiB
JavaScript
describe("Map", function () {
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var map,
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spy;
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beforeEach(function () {
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map = L.map(document.createElement('div'));
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});
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describe("#remove", function () {
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it("fires an unload event if loaded", function () {
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var container = document.createElement('div'),
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map = new L.Map(container).setView([0, 0], 0),
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spy = sinon.spy();
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map.on('unload', spy);
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map.remove();
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expect(spy.called).to.be.ok();
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});
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it("fires no unload event if not loaded", function () {
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var container = document.createElement('div'),
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map = new L.Map(container),
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spy = sinon.spy();
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map.on('unload', spy);
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map.remove();
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expect(spy.called).not.to.be.ok();
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});
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describe("corner case checking", function () {
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it("throws an exception upon reinitialization", function () {
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var container = document.createElement('div'),
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map = new L.Map(container);
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expect(function () {
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L.map(container);
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}).to.throwException(function (e) {
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expect(e.message).to.eql("Map container is already initialized.");
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});
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map.remove();
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});
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it("throws an exception if a container is not found", function () {
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expect(function () {
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L.map('nonexistentdivelement');
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}).to.throwException(function (e) {
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expect(e.message).to.eql("Map container not found.");
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});
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map.remove();
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});
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});
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it("undefines container._leaflet", function () {
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var container = document.createElement('div'),
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map = new L.Map(container);
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map.remove();
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expect(container._leaflet).to.be(undefined);
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});
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it("unbinds events", function () {
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var container = document.createElement('div'),
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map = new L.Map(container).setView([0, 0], 1),
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spy = sinon.spy();
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map.on('click dblclick mousedown mouseup mousemove', spy);
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map.remove();
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happen.click(container);
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happen.dblclick(container);
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happen.mousedown(container);
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happen.mouseup(container);
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happen.mousemove(container);
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expect(spy.called).to.not.be.ok();
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});
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});
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describe('#getCenter', function () {
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it('throws if not set before', function () {
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expect(function () {
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map.getCenter();
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}).to.throwError();
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});
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it('returns a precise center when zoomed in after being set (#426)', function () {
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var center = L.latLng(10, 10);
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map.setView(center, 1);
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map.setZoom(19);
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expect(map.getCenter()).to.eql(center);
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});
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it('returns correct center after invalidateSize (#1919)', function () {
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map.setView(L.latLng(10, 10), 1);
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map.invalidateSize();
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expect(map.getCenter()).not.to.eql(L.latLng(10, 10));
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});
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});
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describe("#whenReady", function () {
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describe("when the map has not yet been loaded", function () {
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it("calls the callback when the map is loaded", function () {
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var spy = sinon.spy();
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map.whenReady(spy);
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expect(spy.called).to.not.be.ok();
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map.setView([0, 0], 1);
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expect(spy.called).to.be.ok();
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});
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});
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describe("when the map has already been loaded", function () {
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it("calls the callback immediately", function () {
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var spy = sinon.spy();
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map.setView([0, 0], 1);
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map.whenReady(spy);
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expect(spy.called).to.be.ok();
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});
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});
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});
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describe("#setView", function () {
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it("sets the view of the map", function () {
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expect(map.setView([51.505, -0.09], 13)).to.be(map);
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expect(map.getZoom()).to.be(13);
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expect(map.getCenter().distanceTo([51.505, -0.09])).to.be.lessThan(5);
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});
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it("can be passed without a zoom specified", function () {
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map.setZoom(13);
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expect(map.setView([51.605, -0.11])).to.be(map);
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expect(map.getZoom()).to.be(13);
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expect(map.getCenter().distanceTo([51.605, -0.11])).to.be.lessThan(5);
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});
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it("limits initial zoom when no zoom specified", function () {
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map.options.maxZoom = 20;
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map.setZoom(100);
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expect(map.setView([51.605, -0.11])).to.be(map);
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expect(map.getZoom()).to.be(20);
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expect(map.getCenter().distanceTo([51.605, -0.11])).to.be.lessThan(5);
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});
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it("defaults to zoom passed as map option", function () {
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map = L.map(document.createElement('div'), {zoom: 13});
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expect(map.setView([51.605, -0.11])).to.be(map);
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expect(map.getZoom()).to.be(13);
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});
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});
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describe("#getBounds", function () {
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it("is safe to call from within a moveend callback during initial load (#1027)", function () {
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map.on("moveend", function () {
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map.getBounds();
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});
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map.setView([51.505, -0.09], 13);
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});
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});
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describe('#setMaxBounds', function () {
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it("aligns pixel-wise map view center with maxBounds center if it cannot move view bounds inside maxBounds (#1908)", function () {
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var container = map.getContainer();
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// large view, cannot fit within maxBounds
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container.style.width = container.style.height = "1000px";
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document.body.appendChild(container);
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// maxBounds
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var bounds = L.latLngBounds([51.5, -0.05], [51.55, 0.05]);
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map.setMaxBounds(bounds, {animate: false});
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// set view outside
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map.setView(L.latLng([53.0, 0.15]), 12, {animate: false});
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// get center of bounds in pixels
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var boundsCenter = map.project(bounds.getCenter()).round();
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expect(map.project(map.getCenter()).round()).to.eql(boundsCenter);
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document.body.removeChild(container);
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});
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it("moves map view within maxBounds by changing one coordinate", function () {
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var container = map.getContainer();
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// small view, can fit within maxBounds
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container.style.width = container.style.height = "200px";
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document.body.appendChild(container);
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// maxBounds
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var bounds = L.latLngBounds([51, -0.2], [52, 0.2]);
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map.setMaxBounds(bounds, {animate: false});
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// set view outside maxBounds on one direction only
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// leaves untouched the other coordinate (that is not already centered)
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var initCenter = [53.0, 0.1];
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map.setView(L.latLng(initCenter), 16, {animate: false});
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// one pixel coordinate hasn't changed, the other has
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var pixelCenter = map.project(map.getCenter()).round();
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var pixelInit = map.project(initCenter).round();
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expect(pixelCenter.x).to.eql(pixelInit.x);
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expect(pixelCenter.y).not.to.eql(pixelInit.y);
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// the view is inside the bounds
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expect(bounds.contains(map.getBounds())).to.be(true);
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document.body.removeChild(container);
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});
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});
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describe("#getMinZoom and #getMaxZoom", function () {
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describe('#getMinZoom', function () {
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it('returns 0 if not set by Map options or TileLayer options', function () {
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var map = L.map(document.createElement('div'));
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expect(map.getMinZoom()).to.be(0);
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});
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});
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it("minZoom and maxZoom options overrides any minZoom and maxZoom set on layers", function () {
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var map = L.map(document.createElement('div'), {minZoom: 2, maxZoom: 20});
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L.tileLayer("{z}{x}{y}", {minZoom: 4, maxZoom: 10}).addTo(map);
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L.tileLayer("{z}{x}{y}", {minZoom: 6, maxZoom: 17}).addTo(map);
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L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 22}).addTo(map);
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expect(map.getMinZoom()).to.be(2);
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expect(map.getMaxZoom()).to.be(20);
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});
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});
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describe("#getMinZoom and #getMaxZoom", function () {
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describe('#getMinZoom', function () {
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it('returns 0 if not set by Map options or TileLayer options', function () {
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var map = L.map(document.createElement('div'));
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expect(map.getMinZoom()).to.be(0);
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});
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});
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it("minZoom and maxZoom options overrides any minZoom and maxZoom set on layers", function () {
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var map = L.map(document.createElement('div'), {minZoom: 2, maxZoom: 20});
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L.tileLayer("{z}{x}{y}", {minZoom: 4, maxZoom: 10}).addTo(map);
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L.tileLayer("{z}{x}{y}", {minZoom: 6, maxZoom: 17}).addTo(map);
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L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 22}).addTo(map);
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expect(map.getMinZoom()).to.be(2);
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expect(map.getMaxZoom()).to.be(20);
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});
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});
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describe("#hasLayer", function () {
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it("returns false when passed undefined, null, or false", function () {
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var map = L.map(document.createElement('div'));
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expect(map.hasLayer(undefined)).to.equal(false);
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expect(map.hasLayer(null)).to.equal(false);
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expect(map.hasLayer(false)).to.equal(false);
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});
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});
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function layerSpy() {
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var layer = new L.Layer();
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layer.onAdd = sinon.spy();
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layer.onRemove = sinon.spy();
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return layer;
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}
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describe("#addLayer", function () {
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it("calls layer.onAdd immediately if the map is ready", function () {
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var layer = layerSpy();
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map.setView([0, 0], 0);
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map.addLayer(layer);
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expect(layer.onAdd.called).to.be.ok();
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});
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it("calls layer.onAdd when the map becomes ready", function () {
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var layer = layerSpy();
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map.addLayer(layer);
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expect(layer.onAdd.called).not.to.be.ok();
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map.setView([0, 0], 0);
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expect(layer.onAdd.called).to.be.ok();
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});
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it("does not call layer.onAdd if the layer is removed before the map becomes ready", function () {
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var layer = layerSpy();
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map.addLayer(layer);
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map.removeLayer(layer);
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map.setView([0, 0], 0);
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expect(layer.onAdd.called).not.to.be.ok();
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});
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it("fires a layeradd event immediately if the map is ready", function () {
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var layer = layerSpy(),
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spy = sinon.spy();
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map.on('layeradd', spy);
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map.setView([0, 0], 0);
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map.addLayer(layer);
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expect(spy.called).to.be.ok();
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});
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it("fires a layeradd event when the map becomes ready", function () {
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var layer = layerSpy(),
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spy = sinon.spy();
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map.on('layeradd', spy);
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map.addLayer(layer);
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expect(spy.called).not.to.be.ok();
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map.setView([0, 0], 0);
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expect(spy.called).to.be.ok();
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});
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it("does not fire a layeradd event if the layer is removed before the map becomes ready", function () {
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var layer = layerSpy(),
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spy = sinon.spy();
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map.on('layeradd', spy);
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map.addLayer(layer);
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map.removeLayer(layer);
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map.setView([0, 0], 0);
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expect(spy.called).not.to.be.ok();
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});
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it("adds the layer before firing layeradd", function (done) {
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var layer = layerSpy();
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map.on('layeradd', function () {
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expect(map.hasLayer(layer)).to.be.ok();
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done();
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});
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map.setView([0, 0], 0);
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map.addLayer(layer);
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});
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describe("When the first layer is added to a map", function () {
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it("fires a zoomlevelschange event", function () {
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var spy = sinon.spy();
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map.on("zoomlevelschange", spy);
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expect(spy.called).not.to.be.ok();
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L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 10}).addTo(map);
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expect(spy.called).to.be.ok();
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});
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});
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describe("when a new layer with greater zoomlevel coverage than the current layer is added to a map", function () {
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it("fires a zoomlevelschange event", function () {
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var spy = sinon.spy();
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L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 10}).addTo(map);
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map.on("zoomlevelschange", spy);
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expect(spy.called).not.to.be.ok();
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L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 15}).addTo(map);
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expect(spy.called).to.be.ok();
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});
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});
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describe("when a new layer with the same or lower zoomlevel coverage as the current layer is added to a map", function () {
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it("fires no zoomlevelschange event", function () {
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var spy = sinon.spy();
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L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 10}).addTo(map);
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map.on("zoomlevelschange", spy);
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expect(spy.called).not.to.be.ok();
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L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 10}).addTo(map);
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expect(spy.called).not.to.be.ok();
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L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 5}).addTo(map);
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expect(spy.called).not.to.be.ok();
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});
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});
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});
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describe("#removeLayer", function () {
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it("calls layer.onRemove if the map is ready", function () {
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var layer = layerSpy();
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map.setView([0, 0], 0);
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map.addLayer(layer);
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map.removeLayer(layer);
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expect(layer.onRemove.called).to.be.ok();
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});
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it("does not call layer.onRemove if the layer was not added", function () {
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var layer = layerSpy();
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map.setView([0, 0], 0);
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map.removeLayer(layer);
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expect(layer.onRemove.called).not.to.be.ok();
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});
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it("does not call layer.onRemove if the map is not ready", function () {
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var layer = layerSpy();
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map.addLayer(layer);
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map.removeLayer(layer);
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expect(layer.onRemove.called).not.to.be.ok();
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});
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it("fires a layerremove event if the map is ready", function () {
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var layer = layerSpy(),
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spy = sinon.spy();
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map.on('layerremove', spy);
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map.setView([0, 0], 0);
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map.addLayer(layer);
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map.removeLayer(layer);
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expect(spy.called).to.be.ok();
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});
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it("does not fire a layerremove if the layer was not added", function () {
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var layer = layerSpy(),
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spy = sinon.spy();
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map.on('layerremove', spy);
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map.setView([0, 0], 0);
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map.removeLayer(layer);
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expect(spy.called).not.to.be.ok();
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});
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it("does not fire a layerremove if the map is not ready", function () {
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var layer = layerSpy(),
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spy = sinon.spy();
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map.on('layerremove', spy);
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map.addLayer(layer);
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map.removeLayer(layer);
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expect(spy.called).not.to.be.ok();
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});
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it("removes the layer before firing layerremove", function (done) {
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var layer = layerSpy();
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map.on('layerremove', function () {
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expect(map.hasLayer(layer)).not.to.be.ok();
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done();
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});
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map.setView([0, 0], 0);
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map.addLayer(layer);
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map.removeLayer(layer);
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});
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it("supports adding and removing a tile layer without initializing the map", function () {
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var layer = L.tileLayer("{z}{x}{y}");
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map.addLayer(layer);
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map.removeLayer(layer);
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});
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it("supports adding and removing a tile layer without initializing the map", function () {
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map.setView([0, 0], 18);
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var layer = L.gridLayer();
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map.addLayer(layer);
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map.removeLayer(layer);
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});
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describe("when the last tile layer on a map is removed", function () {
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it("fires a zoomlevelschange event", function () {
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map.whenReady(function () {
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var spy = sinon.spy();
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var tl = L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 10}).addTo(map);
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map.on("zoomlevelschange", spy);
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expect(spy.called).not.to.be.ok();
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map.removeLayer(tl);
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expect(spy.called).to.be.ok();
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});
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});
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});
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describe("when a tile layer is removed from a map and it had greater zoom level coverage than the remainding layer", function () {
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it("fires a zoomlevelschange event", function () {
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map.whenReady(function () {
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var spy = sinon.spy(),
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tl = L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 10}).addTo(map),
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t2 = L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 15}).addTo(map);
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map.on("zoomlevelschange", spy);
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expect(spy.called).to.not.be.ok();
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map.removeLayer(t2);
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expect(spy.called).to.be.ok();
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});
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});
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});
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describe("when a tile layer is removed from a map it and it had lesser or the sa,e zoom level coverage as the remainding layer(s)", function () {
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it("fires no zoomlevelschange event", function () {
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map.whenReady(function () {
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var tl = L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 10}).addTo(map),
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t2 = L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 10}).addTo(map),
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t3 = L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 5}).addTo(map);
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map.on("zoomlevelschange", spy);
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expect(spy).not.toHaveBeenCalled();
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map.removeLayer(t2);
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expect(spy).not.toHaveBeenCalled();
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map.removeLayer(t3);
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expect(spy).not.toHaveBeenCalled();
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});
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});
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});
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});
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describe("#eachLayer", function () {
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it("returns self", function () {
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expect(map.eachLayer(function () {})).to.be(map);
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});
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it("calls the provided function for each layer", function () {
|
|
var t1 = L.tileLayer("{z}{x}{y}").addTo(map),
|
|
t2 = L.tileLayer("{z}{x}{y}").addTo(map),
|
|
spy = sinon.spy();
|
|
|
|
map.eachLayer(spy);
|
|
|
|
expect(spy.callCount).to.eql(2);
|
|
expect(spy.firstCall.args).to.eql([t1]);
|
|
expect(spy.secondCall.args).to.eql([t2]);
|
|
});
|
|
|
|
it("calls the provided function with the provided context", function () {
|
|
var t1 = L.tileLayer("{z}{x}{y}").addTo(map),
|
|
spy = sinon.spy();
|
|
|
|
map.eachLayer(spy, map);
|
|
|
|
expect(spy.thisValues[0]).to.eql(map);
|
|
});
|
|
});
|
|
|
|
describe("#invalidateSize", function () {
|
|
var container,
|
|
origWidth = 100,
|
|
clock;
|
|
|
|
beforeEach(function () {
|
|
container = map.getContainer();
|
|
container.style.width = origWidth + "px";
|
|
document.body.appendChild(container);
|
|
map.setView([0, 0], 0);
|
|
map.invalidateSize({pan: false});
|
|
clock = sinon.useFakeTimers();
|
|
});
|
|
|
|
afterEach(function () {
|
|
document.body.removeChild(container);
|
|
clock.restore();
|
|
});
|
|
|
|
it("pans by the right amount when growing in 1px increments", function () {
|
|
container.style.width = (origWidth + 1) + "px";
|
|
map.invalidateSize();
|
|
expect(map._getMapPanePos().x).to.be(1);
|
|
|
|
container.style.width = (origWidth + 2) + "px";
|
|
map.invalidateSize();
|
|
expect(map._getMapPanePos().x).to.be(1);
|
|
|
|
container.style.width = (origWidth + 3) + "px";
|
|
map.invalidateSize();
|
|
expect(map._getMapPanePos().x).to.be(2);
|
|
});
|
|
|
|
it("pans by the right amount when shrinking in 1px increments", function () {
|
|
container.style.width = (origWidth - 1) + "px";
|
|
map.invalidateSize();
|
|
expect(map._getMapPanePos().x).to.be(0);
|
|
|
|
container.style.width = (origWidth - 2) + "px";
|
|
map.invalidateSize();
|
|
expect(map._getMapPanePos().x).to.be(-1);
|
|
|
|
container.style.width = (origWidth - 3) + "px";
|
|
map.invalidateSize();
|
|
expect(map._getMapPanePos().x).to.be(-1);
|
|
});
|
|
|
|
it("pans back to the original position after growing by an odd size and back", function () {
|
|
container.style.width = (origWidth + 5) + "px";
|
|
map.invalidateSize();
|
|
|
|
container.style.width = origWidth + "px";
|
|
map.invalidateSize();
|
|
|
|
expect(map._getMapPanePos().x).to.be(0);
|
|
});
|
|
|
|
it("emits no move event if the size has not changed", function () {
|
|
var spy = sinon.spy();
|
|
map.on("move", spy);
|
|
|
|
map.invalidateSize();
|
|
|
|
expect(spy.called).not.to.be.ok();
|
|
});
|
|
|
|
it("emits a move event if the size has changed", function () {
|
|
var spy = sinon.spy();
|
|
map.on("move", spy);
|
|
|
|
container.style.width = (origWidth + 5) + "px";
|
|
map.invalidateSize();
|
|
|
|
expect(spy.called).to.be.ok();
|
|
});
|
|
|
|
it("emits a moveend event if the size has changed", function () {
|
|
var spy = sinon.spy();
|
|
map.on("moveend", spy);
|
|
|
|
container.style.width = (origWidth + 5) + "px";
|
|
map.invalidateSize();
|
|
|
|
expect(spy.called).to.be.ok();
|
|
});
|
|
|
|
it("debounces the moveend event if the debounceMoveend option is given", function () {
|
|
var spy = sinon.spy();
|
|
map.on("moveend", spy);
|
|
|
|
container.style.width = (origWidth + 5) + "px";
|
|
map.invalidateSize({debounceMoveend: true});
|
|
|
|
expect(spy.called).not.to.be.ok();
|
|
|
|
clock.tick(200);
|
|
|
|
expect(spy.called).to.be.ok();
|
|
});
|
|
});
|
|
|
|
describe('#flyTo', function () {
|
|
|
|
it('move to requested center and zoom, and call zoomend once', function (done) {
|
|
var spy = sinon.spy(),
|
|
newCenter = new L.LatLng(10, 11),
|
|
newZoom = 12,
|
|
callback = function () {
|
|
expect(map.getCenter()).to.eql(newCenter);
|
|
expect(map.getZoom()).to.eql(newZoom);
|
|
spy();
|
|
expect(spy.calledOnce).to.be.ok();
|
|
done();
|
|
};
|
|
map.setView([0, 0], 0);
|
|
map.once('zoomend', callback).flyTo(newCenter, newZoom);
|
|
});
|
|
|
|
});
|
|
|
|
describe('#DOM events', function () {
|
|
|
|
var c, map;
|
|
|
|
beforeEach(function () {
|
|
c = document.createElement('div');
|
|
c.style.width = '400px';
|
|
c.style.height = '400px';
|
|
map = new L.Map(c);
|
|
map.setView(new L.LatLng(0, 0), 0);
|
|
document.body.appendChild(c);
|
|
});
|
|
|
|
afterEach(function () {
|
|
document.body.removeChild(c);
|
|
});
|
|
|
|
it("DOM events propagate from polygon to map", function () {
|
|
var spy = sinon.spy();
|
|
map.on("mousemove", spy);
|
|
var layer = new L.Polygon([[1, 2], [3, 4], [5, 6]]).addTo(map);
|
|
happen.mousemove(layer._path);
|
|
expect(spy.calledOnce).to.be.ok();
|
|
});
|
|
|
|
it("DOM events propagate from marker to map", function () {
|
|
var spy = sinon.spy();
|
|
map.on("mousemove", spy);
|
|
var layer = new L.Marker([1, 2]).addTo(map);
|
|
happen.mousemove(layer._icon);
|
|
expect(spy.calledOnce).to.be.ok();
|
|
});
|
|
|
|
it("DOM events fired on marker can be cancelled before being caught by the map", function () {
|
|
var mapSpy = sinon.spy();
|
|
var layerSpy = sinon.spy();
|
|
map.on("mousemove", mapSpy);
|
|
var layer = new L.Marker([1, 2]).addTo(map);
|
|
layer.on("mousemove", L.DomEvent.stopPropagation).on("mousemove", layerSpy);
|
|
happen.mousemove(layer._icon);
|
|
expect(layerSpy.calledOnce).to.be.ok();
|
|
expect(mapSpy.called).not.to.be.ok();
|
|
});
|
|
|
|
it("mouseout is only forwared if fired on the original target", function () {
|
|
var mapSpy = sinon.spy(),
|
|
layerSpy = sinon.spy(),
|
|
otherSpy = sinon.spy();
|
|
var layer = new L.Polygon([[1, 2], [3, 4], [5, 6]]).addTo(map);
|
|
var other = new L.Polygon([[10, 20], [30, 40], [50, 60]]).addTo(map);
|
|
map.on("mouseout", mapSpy);
|
|
layer.on("mouseout", layerSpy);
|
|
other.on("mouseout", otherSpy);
|
|
happen.mouseout(layer._path);
|
|
expect(mapSpy.called).not.to.be.ok();
|
|
expect(otherSpy.called).not.to.be.ok();
|
|
expect(layerSpy.calledOnce).to.be.ok();
|
|
});
|
|
|
|
it("mouseout is not forwared to layers if fired on the map", function () {
|
|
var mapSpy = sinon.spy(),
|
|
layerSpy = sinon.spy(),
|
|
otherSpy = sinon.spy();
|
|
var layer = new L.Polygon([[1, 2], [3, 4], [5, 6]]).addTo(map);
|
|
var other = new L.Polygon([[10, 20], [30, 40], [50, 60]]).addTo(map);
|
|
map.on("mouseout", mapSpy);
|
|
layer.on("mouseout", layerSpy);
|
|
other.on("mouseout", otherSpy);
|
|
happen.mouseout(map._container);
|
|
expect(otherSpy.called).not.to.be.ok();
|
|
expect(layerSpy.called).not.to.be.ok();
|
|
expect(mapSpy.calledOnce).to.be.ok();
|
|
});
|
|
|
|
it("preclick is fired before click on marker and map", function () {
|
|
var called = 0;
|
|
var layer = new L.Marker([1, 2]).addTo(map);
|
|
layer.on("preclick", function (e) {
|
|
expect(called++).to.eql(0);
|
|
expect(e.latlng).to.ok();
|
|
});
|
|
layer.on("click", function (e) {
|
|
expect(called++).to.eql(2);
|
|
expect(e.latlng).to.ok();
|
|
});
|
|
map.on("preclick", function (e) {
|
|
expect(called++).to.eql(1);
|
|
expect(e.latlng).to.ok();
|
|
});
|
|
map.on("click", function (e) {
|
|
expect(called++).to.eql(3);
|
|
expect(e.latlng).to.ok();
|
|
});
|
|
happen.click(layer._icon);
|
|
});
|
|
|
|
});
|
|
|
|
});
|