537 lines
16 KiB
JavaScript
537 lines
16 KiB
JavaScript
describe("Map", function () {
|
|
var map,
|
|
spy;
|
|
beforeEach(function () {
|
|
map = L.map(document.createElement('div'));
|
|
});
|
|
|
|
describe("#remove", function () {
|
|
it("fires an unload event if loaded", function () {
|
|
var container = document.createElement('div'),
|
|
map = new L.Map(container).setView([0, 0], 0),
|
|
spy = sinon.spy();
|
|
map.on('unload', spy);
|
|
map.remove();
|
|
expect(spy.called).to.be.ok();
|
|
});
|
|
|
|
it("fires no unload event if not loaded", function () {
|
|
var container = document.createElement('div'),
|
|
map = new L.Map(container),
|
|
spy = sinon.spy();
|
|
map.on('unload', spy);
|
|
map.remove();
|
|
expect(spy.called).not.to.be.ok();
|
|
});
|
|
|
|
describe("corner case checking", function () {
|
|
it("throws an exception upon reinitialization", function () {
|
|
var container = document.createElement('div'),
|
|
map = new L.Map(container);
|
|
expect(function () {
|
|
L.map(container);
|
|
}).to.throwException(function (e) {
|
|
expect(e.message).to.eql("Map container is already initialized.");
|
|
});
|
|
map.remove();
|
|
});
|
|
|
|
it("throws an exception if a container is not found", function () {
|
|
expect(function () {
|
|
L.map('nonexistentdivelement');
|
|
}).to.throwException(function (e) {
|
|
expect(e.message).to.eql("Map container not found.");
|
|
});
|
|
map.remove();
|
|
});
|
|
});
|
|
|
|
it("undefines container._leaflet", function () {
|
|
var container = document.createElement('div'),
|
|
map = new L.Map(container);
|
|
map.remove();
|
|
expect(container._leaflet).to.be(undefined);
|
|
});
|
|
|
|
it("unbinds events", function () {
|
|
var container = document.createElement('div'),
|
|
map = new L.Map(container).setView([0, 0], 1),
|
|
spy = sinon.spy();
|
|
|
|
map.on('click dblclick mousedown mouseup mousemove', spy);
|
|
map.remove();
|
|
|
|
happen.click(container);
|
|
happen.dblclick(container);
|
|
happen.mousedown(container);
|
|
happen.mouseup(container);
|
|
happen.mousemove(container);
|
|
|
|
expect(spy.called).to.not.be.ok();
|
|
});
|
|
});
|
|
|
|
describe('#getCenter', function () {
|
|
it('throws if not set before', function () {
|
|
expect(function () {
|
|
map.getCenter();
|
|
}).to.throwError();
|
|
});
|
|
|
|
it('returns a precise center when zoomed in after being set (#426)', function () {
|
|
var center = L.latLng(10, 10);
|
|
map.setView(center, 1);
|
|
map.setZoom(19);
|
|
expect(map.getCenter()).to.eql(center);
|
|
});
|
|
|
|
it('returns correct center after invalidateSize (#1919)', function () {
|
|
map.setView(L.latLng(10, 10), 1);
|
|
map.invalidateSize();
|
|
expect(map.getCenter()).not.to.eql(L.latLng(10, 10));
|
|
});
|
|
});
|
|
|
|
describe("#whenReady", function () {
|
|
describe("when the map has not yet been loaded", function () {
|
|
it("calls the callback when the map is loaded", function () {
|
|
var spy = sinon.spy();
|
|
map.whenReady(spy);
|
|
expect(spy.called).to.not.be.ok();
|
|
|
|
map.setView([0, 0], 1);
|
|
expect(spy.called).to.be.ok();
|
|
});
|
|
});
|
|
|
|
describe("when the map has already been loaded", function () {
|
|
it("calls the callback immediately", function () {
|
|
var spy = sinon.spy();
|
|
map.setView([0, 0], 1);
|
|
map.whenReady(spy);
|
|
|
|
expect(spy.called).to.be.ok();
|
|
});
|
|
});
|
|
});
|
|
|
|
describe("#setView", function () {
|
|
it("sets the view of the map", function () {
|
|
expect(map.setView([51.505, -0.09], 13)).to.be(map);
|
|
expect(map.getZoom()).to.be(13);
|
|
expect(map.getCenter().distanceTo([51.505, -0.09])).to.be.lessThan(5);
|
|
});
|
|
it("can be passed without a zoom specified", function () {
|
|
map.setZoom(13);
|
|
expect(map.setView([51.605, -0.11])).to.be(map);
|
|
expect(map.getZoom()).to.be(13);
|
|
expect(map.getCenter().distanceTo([51.605, -0.11])).to.be.lessThan(5);
|
|
});
|
|
});
|
|
|
|
describe("#getBounds", function () {
|
|
it("is safe to call from within a moveend callback during initial load (#1027)", function () {
|
|
map.on("moveend", function () {
|
|
map.getBounds();
|
|
});
|
|
|
|
map.setView([51.505, -0.09], 13);
|
|
});
|
|
});
|
|
|
|
describe('#setMaxBounds', function () {
|
|
it("aligns pixel-wise map view center with maxBounds center if it cannot move view bounds inside maxBounds (#1908)", function () {
|
|
var container = map.getContainer();
|
|
// large view, cannot fit within maxBounds
|
|
container.style.width = container.style.height = "1000px";
|
|
document.body.appendChild(container);
|
|
// maxBounds
|
|
var bounds = L.latLngBounds([51.5, -0.05], [51.55, 0.05]);
|
|
map.setMaxBounds(bounds, {animate: false});
|
|
// set view outside
|
|
map.setView(L.latLng([53.0, 0.15]), 12, {animate: false});
|
|
// get center of bounds in pixels
|
|
var boundsCenter = map.project(bounds.getCenter()).round();
|
|
expect(map.project(map.getCenter()).round()).to.eql(boundsCenter);
|
|
document.body.removeChild(container);
|
|
});
|
|
it("moves map view within maxBounds by changing one coordinate", function () {
|
|
var container = map.getContainer();
|
|
// small view, can fit within maxBounds
|
|
container.style.width = container.style.height = "200px";
|
|
document.body.appendChild(container);
|
|
// maxBounds
|
|
var bounds = L.latLngBounds([51, -0.2], [52, 0.2]);
|
|
map.setMaxBounds(bounds, {animate: false});
|
|
// set view outside maxBounds on one direction only
|
|
// leaves untouched the other coordinate (that is not already centered)
|
|
var initCenter = [53.0, 0.1];
|
|
map.setView(L.latLng(initCenter), 16, {animate: false});
|
|
// one pixel coordinate hasn't changed, the other has
|
|
var pixelCenter = map.project(map.getCenter()).round();
|
|
var pixelInit = map.project(initCenter).round();
|
|
expect(pixelCenter.x).to.eql(pixelInit.x);
|
|
expect(pixelCenter.y).not.to.eql(pixelInit.y);
|
|
// the view is inside the bounds
|
|
expect(bounds.contains(map.getBounds())).to.be(true);
|
|
document.body.removeChild(container);
|
|
});
|
|
});
|
|
|
|
describe("#getMinZoom and #getMaxZoom", function () {
|
|
describe('#getMinZoom', function () {
|
|
it('returns 0 if not set by Map options or TileLayer options', function () {
|
|
var map = L.map(document.createElement('div'));
|
|
expect(map.getMinZoom()).to.be(0);
|
|
});
|
|
});
|
|
|
|
it("minZoom and maxZoom options overrides any minZoom and maxZoom set on layers", function () {
|
|
|
|
var map = L.map(document.createElement('div'), {minZoom: 2, maxZoom: 20});
|
|
|
|
L.tileLayer("{z}{x}{y}", {minZoom: 4, maxZoom: 10}).addTo(map);
|
|
L.tileLayer("{z}{x}{y}", {minZoom: 6, maxZoom: 17}).addTo(map);
|
|
L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 22}).addTo(map);
|
|
|
|
expect(map.getMinZoom()).to.be(2);
|
|
expect(map.getMaxZoom()).to.be(20);
|
|
});
|
|
});
|
|
|
|
describe("#addLayer", function () {
|
|
it("calls layer.onAdd immediately if the map is ready", function () {
|
|
var layer = { onAdd: sinon.spy() };
|
|
map.setView([0, 0], 0);
|
|
map.addLayer(layer);
|
|
expect(layer.onAdd.called).to.be.ok();
|
|
});
|
|
|
|
it("calls layer.onAdd when the map becomes ready", function () {
|
|
var layer = { onAdd: sinon.spy() };
|
|
map.addLayer(layer);
|
|
expect(layer.onAdd.called).not.to.be.ok();
|
|
map.setView([0, 0], 0);
|
|
expect(layer.onAdd.called).to.be.ok();
|
|
});
|
|
|
|
it("does not call layer.onAdd if the layer is removed before the map becomes ready", function () {
|
|
var layer = { onAdd: sinon.spy(), onRemove: sinon.spy() };
|
|
map.addLayer(layer);
|
|
map.removeLayer(layer);
|
|
map.setView([0, 0], 0);
|
|
expect(layer.onAdd.called).not.to.be.ok();
|
|
});
|
|
|
|
it("fires a layeradd event immediately if the map is ready", function () {
|
|
var layer = { onAdd: sinon.spy() },
|
|
spy = sinon.spy();
|
|
map.on('layeradd', spy);
|
|
map.setView([0, 0], 0);
|
|
map.addLayer(layer);
|
|
expect(spy.called).to.be.ok();
|
|
});
|
|
|
|
it("fires a layeradd event when the map becomes ready", function () {
|
|
var layer = { onAdd: sinon.spy() },
|
|
spy = sinon.spy();
|
|
map.on('layeradd', spy);
|
|
map.addLayer(layer);
|
|
expect(spy.called).not.to.be.ok();
|
|
map.setView([0, 0], 0);
|
|
expect(spy.called).to.be.ok();
|
|
});
|
|
|
|
it("does not fire a layeradd event if the layer is removed before the map becomes ready", function () {
|
|
var layer = { onAdd: sinon.spy(), onRemove: sinon.spy() },
|
|
spy = sinon.spy();
|
|
map.on('layeradd', spy);
|
|
map.addLayer(layer);
|
|
map.removeLayer(layer);
|
|
map.setView([0, 0], 0);
|
|
expect(spy.called).not.to.be.ok();
|
|
});
|
|
|
|
it("adds the layer before firing layeradd", function (done) {
|
|
var layer = { onAdd: sinon.spy(), onRemove: sinon.spy() };
|
|
map.on('layeradd', function () {
|
|
expect(map.hasLayer(layer)).to.be.ok();
|
|
done();
|
|
});
|
|
map.setView([0, 0], 0);
|
|
map.addLayer(layer);
|
|
});
|
|
|
|
describe("When the first layer is added to a map", function () {
|
|
it("fires a zoomlevelschange event", function () {
|
|
var spy = sinon.spy();
|
|
map.on("zoomlevelschange", spy);
|
|
expect(spy.called).not.to.be.ok();
|
|
L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 10}).addTo(map);
|
|
expect(spy.called).to.be.ok();
|
|
});
|
|
});
|
|
|
|
describe("when a new layer with greater zoomlevel coverage than the current layer is added to a map", function () {
|
|
it("fires a zoomlevelschange event", function () {
|
|
var spy = sinon.spy();
|
|
L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 10}).addTo(map);
|
|
map.on("zoomlevelschange", spy);
|
|
expect(spy.called).not.to.be.ok();
|
|
L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 15}).addTo(map);
|
|
expect(spy.called).to.be.ok();
|
|
});
|
|
});
|
|
|
|
describe("when a new layer with the same or lower zoomlevel coverage as the current layer is added to a map", function () {
|
|
it("fires no zoomlevelschange event", function () {
|
|
var spy = sinon.spy();
|
|
L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 10}).addTo(map);
|
|
map.on("zoomlevelschange", spy);
|
|
expect(spy.called).not.to.be.ok();
|
|
L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 10}).addTo(map);
|
|
expect(spy.called).not.to.be.ok();
|
|
L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 5}).addTo(map);
|
|
expect(spy.called).not.to.be.ok();
|
|
});
|
|
});
|
|
});
|
|
|
|
describe("#removeLayer", function () {
|
|
it("calls layer.onRemove if the map is ready", function () {
|
|
var layer = { onAdd: sinon.spy(), onRemove: sinon.spy() };
|
|
map.setView([0, 0], 0);
|
|
map.addLayer(layer);
|
|
map.removeLayer(layer);
|
|
expect(layer.onRemove.called).to.be.ok();
|
|
});
|
|
|
|
it("does not call layer.onRemove if the layer was not added", function () {
|
|
var layer = { onAdd: sinon.spy(), onRemove: sinon.spy() };
|
|
map.setView([0, 0], 0);
|
|
map.removeLayer(layer);
|
|
expect(layer.onRemove.called).not.to.be.ok();
|
|
});
|
|
|
|
it("does not call layer.onRemove if the map is not ready", function () {
|
|
var layer = { onAdd: sinon.spy(), onRemove: sinon.spy() };
|
|
map.addLayer(layer);
|
|
map.removeLayer(layer);
|
|
expect(layer.onRemove.called).not.to.be.ok();
|
|
});
|
|
|
|
it("fires a layerremove event if the map is ready", function () {
|
|
var layer = { onAdd: sinon.spy(), onRemove: sinon.spy() },
|
|
spy = sinon.spy();
|
|
map.on('layerremove', spy);
|
|
map.setView([0, 0], 0);
|
|
map.addLayer(layer);
|
|
map.removeLayer(layer);
|
|
expect(spy.called).to.be.ok();
|
|
});
|
|
|
|
it("does not fire a layerremove if the layer was not added", function () {
|
|
var layer = { onAdd: sinon.spy(), onRemove: sinon.spy() },
|
|
spy = sinon.spy();
|
|
map.on('layerremove', spy);
|
|
map.setView([0, 0], 0);
|
|
map.removeLayer(layer);
|
|
expect(spy.called).not.to.be.ok();
|
|
});
|
|
|
|
it("does not fire a layerremove if the map is not ready", function () {
|
|
var layer = { onAdd: sinon.spy(), onRemove: sinon.spy() },
|
|
spy = sinon.spy();
|
|
map.on('layerremove', spy);
|
|
map.addLayer(layer);
|
|
map.removeLayer(layer);
|
|
expect(spy.called).not.to.be.ok();
|
|
});
|
|
|
|
it("removes the layer before firing layerremove", function (done) {
|
|
var layer = { onAdd: sinon.spy(), onRemove: sinon.spy() };
|
|
map.on('layerremove', function () {
|
|
expect(map.hasLayer(layer)).not.to.be.ok();
|
|
done();
|
|
});
|
|
map.setView([0, 0], 0);
|
|
map.addLayer(layer);
|
|
map.removeLayer(layer);
|
|
});
|
|
|
|
describe("when the last tile layer on a map is removed", function () {
|
|
it("fires a zoomlevelschange event", function () {
|
|
map.whenReady(function () {
|
|
var spy = sinon.spy();
|
|
var tl = L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 10}).addTo(map);
|
|
|
|
map.on("zoomlevelschange", spy);
|
|
expect(spy.called).not.to.be.ok();
|
|
map.removeLayer(tl);
|
|
expect(spy.called).to.be.ok();
|
|
});
|
|
});
|
|
});
|
|
|
|
describe("when a tile layer is removed from a map and it had greater zoom level coverage than the remainding layer", function () {
|
|
it("fires a zoomlevelschange event", function () {
|
|
map.whenReady(function () {
|
|
var spy = sinon.spy(),
|
|
tl = L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 10}).addTo(map),
|
|
t2 = L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 15}).addTo(map);
|
|
|
|
map.on("zoomlevelschange", spy);
|
|
expect(spy.called).to.not.be.ok();
|
|
map.removeLayer(t2);
|
|
expect(spy.called).to.be.ok();
|
|
});
|
|
});
|
|
});
|
|
|
|
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 () {
|
|
it("fires no zoomlevelschange event", function () {
|
|
map.whenReady(function () {
|
|
var tl = L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 10}).addTo(map),
|
|
t2 = L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 10}).addTo(map),
|
|
t3 = L.tileLayer("{z}{x}{y}", {minZoom: 0, maxZoom: 5}).addTo(map);
|
|
|
|
map.on("zoomlevelschange", spy);
|
|
expect(spy).not.toHaveBeenCalled();
|
|
map.removeLayer(t2);
|
|
expect(spy).not.toHaveBeenCalled();
|
|
map.removeLayer(t3);
|
|
expect(spy).not.toHaveBeenCalled();
|
|
});
|
|
});
|
|
});
|
|
});
|
|
|
|
describe("#eachLayer", function () {
|
|
it("returns self", function () {
|
|
expect(map.eachLayer(function () {})).to.be(map);
|
|
});
|
|
|
|
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();
|
|
});
|
|
});
|
|
});
|