import { Cartesian2 } from "../../Source/Cesium.js";
import { Cartographic } from "../../Source/Cesium.js";
import { GeographicProjection } from "../../Source/Cesium.js";
import { GeographicTilingScheme } from "../../Source/Cesium.js";
import { getAbsoluteUri } from "../../Source/Cesium.js";
import { Math as CesiumMath } from "../../Source/Cesium.js";
import { Rectangle } from "../../Source/Cesium.js";
import { Request } from "../../Source/Cesium.js";
import { RequestScheduler } from "../../Source/Cesium.js";
import { Resource } from "../../Source/Cesium.js";
import { WebMercatorProjection } from "../../Source/Cesium.js";
import { WebMercatorTilingScheme } from "../../Source/Cesium.js";
import { TileMapServiceImageryProvider } from "../../Source/Cesium.js";
import { Imagery } from "../../Source/Cesium.js";
import { ImageryLayer } from "../../Source/Cesium.js";
import { ImageryState } from "../../Source/Cesium.js";
import { UrlTemplateImageryProvider } from "../../Source/Cesium.js";
import pollToPromise from "../pollToPromise.js";
import { when } from "../../Source/Cesium.js";
describe("Scene/TileMapServiceImageryProvider", function () {
var validSampleXmlString =
'<TileMap version="1.0.0" tilemapservice="http://tms.osgeo.org/1.0.0">' +
" <Title>NE2_HR_LC_SR_W_DR_recolored.tif</Title>" +
" <Abstract></Abstract>" +
" <SRS>EPSG:4326</SRS>" +
' <BoundingBox miny="-90.00000000000000" minx="-180.00000000000000" maxy="90.00000000000000"' +
' maxx="180.00000000000000"/>' +
' <Origin y="-90.00000000000000" x="-180.00000000000000"/>' +
' <TileFormat width="256" height="256" mime-type="image/jpg" extension="jpg"/>' +
' <TileSets profile="geodetic">' +
' <TileSet href="0" units-per-pixel="0.70312500000000" order="0"/>' +
' <TileSet href="1" units-per-pixel="0.35156250000000" order="1"/>' +
' <TileSet href="2" units-per-pixel="0.17578125000000" order="2"/>' +
" </TileSets>" +
"</TileMap>";
function patchRequestScheduler(xmlResponseString) {
Resource._Implementations.loadWithXhr = function (
url,
responseType,
method,
data,
headers,
deferred,
overrideMimeType
) {
// We can't resolve the promise immediately, because then the error would be raised
// before we could subscribe to it. This a problem particular to tests.
setTimeout(function () {
var parser = new DOMParser();
var xml = parser.parseFromString(xmlResponseString, "text/xml");
deferred.resolve(xml);
}, 1);
};
}
function patchRequestSchedulerToRejectRequest() {
Resource._Implementations.loadWithXhr = function (
url,
responseType,
method,
data,
headers,
deferred,
overrideMimeType
) {
// We can't resolve the promise immediately, because then the error would be raised
// before we could subscribe to it. This a problem particular to tests.
setTimeout(function () {
deferred.reject(new Error("whoops; rejecting xhr request"));
}, 1);
};
}
beforeEach(function () {
RequestScheduler.clearForSpecs();
});
afterEach(function () {
Resource._Implementations.createImage =
Resource._DefaultImplementations.createImage;
Resource._Implementations.loadWithXhr =
Resource._DefaultImplementations.loadWithXhr;
});
it("return a UrlTemplateImageryProvider", function () {
var provider = new TileMapServiceImageryProvider({
url: "made/up/tms/server/",
});
expect(provider).toBeInstanceOf(UrlTemplateImageryProvider);
});
it("resolves readyPromise", function () {
patchRequestScheduler(validSampleXmlString);
var provider = new TileMapServiceImageryProvider({
url: "made/up/tms/server/",
});
return provider.readyPromise.then(function (result) {
expect(result).toBe(true);
expect(provider.ready).toBe(true);
});
});
it("resolves readyPromise when promise url is used", function () {
patchRequestScheduler(validSampleXmlString);
var provider = new TileMapServiceImageryProvider({
url: when.resolve("made/up/tms/server/"),
});
return provider.readyPromise.then(function (result) {
expect(result).toBe(true);
expect(provider.ready).toBe(true);
});
});
it("resolves readyPromise with Resource", function () {
patchRequestScheduler(validSampleXmlString);
var resource = new Resource({
url: "made/up/tms/server/",
});
var provider = new TileMapServiceImageryProvider({
url: resource,
});
return provider.readyPromise.then(function (result) {
expect(result).toBe(true);
expect(provider.ready).toBe(true);
});
});
it("rejects readyPromise if options.url rejects", function () {
var error = new Error();
var provider = new TileMapServiceImageryProvider({
url: when.reject(error),
});
return provider.readyPromise
.then(function () {
fail("should not resolve");
})
.otherwise(function (result) {
expect(result).toBe(error);
expect(provider.ready).toBe(false);
});
});
it("rejects readyPromise on error", function () {
var xmlString =
'<TileMap version="1.0.0" tilemapservice="http://tms.osgeo.org/1.0.0">' +
" <Title/>" +
" <Abstract/>" +
" <SRS>EPSG:4326</SRS>" +
' <BoundingBox minx="-10.0" miny="-123.0" maxx="11.0" maxy="-110.0"/>' +
' <Origin x="-90.0" y="-180.0"/>' +
' <TileFormat width="256" height="256" mime-type="image/png" extension="png"/>' +
' <TileSets profile="foobar">' +
' <TileSet href="2" units-per-pixel="39135.75848201024200" order="2"/>' +
' <TileSet href="3" units-per-pixel="19567.87924100512100" order="3"/>' +
" </TileSets>" +
"</TileMap>";
patchRequestScheduler(xmlString);
var provider = new TileMapServiceImageryProvider({
url: "made/up/tms/server",
});
return provider.readyPromise
.then(function () {
fail("should not resolve");
})
.otherwise(function (e) {
expect(provider.ready).toBe(false);
expect(e.message).toContain("unsupported profile");
});
});
it("rejects readyPromise on invalid xml", function () {
var xmlString =
'<TileMap version="1.0.0" tilemapservice="http://tms.osgeo.org/1.0.0">' +
" <Title/>" +
" <Abstract/>" +
" <SRS>EPSG:4326</SRS>" +
' <Origin x="-90.0" y="-180.0"/>' +
' <TileFormat width="256" height="256" mime-type="image/png" extension="png"/>' +
' <TileSets profile="foobar">' +
' <TileSet href="2" units-per-pixel="39135.75848201024200" order="2"/>' +
' <TileSet href="3" units-per-pixel="19567.87924100512100" order="3"/>' +
" </TileSets>" +
"</TileMap>";
patchRequestScheduler(xmlString);
var provider = new TileMapServiceImageryProvider({
url: "made/up/tms/server",
});
return provider.readyPromise
.then(function () {
fail("should not resolve");
})
.otherwise(function (e) {
expect(provider.ready).toBe(false);
expect(e.message).toContain("expected tilesets or bbox attributes");
});
});
it("requires the url to be specified", function () {
function createWithoutUrl() {
return new TileMapServiceImageryProvider({});
}
expect(createWithoutUrl).toThrowDeveloperError();
});
it("returns valid value for hasAlphaChannel", function () {
patchRequestScheduler(validSampleXmlString);
var provider = new TileMapServiceImageryProvider({
url: "made/up/tms/server/",
});
return pollToPromise(function () {
return provider.ready;
}).then(function () {
expect(typeof provider.hasAlphaChannel).toBe("boolean");
});
});
it("supports a slash at the end of the URL", function () {
patchRequestScheduler(validSampleXmlString);
var baseUrl = "made/up/tms/server/";
var provider = new TileMapServiceImageryProvider({
url: baseUrl,
});
return pollToPromise(function () {
return provider.ready;
}).then(function () {
spyOn(Resource._Implementations, "createImage").and.callFake(function (
request,
crossOrigin,
deferred
) {
expect(request.url).toStartWith(getAbsoluteUri(baseUrl));
// Just return any old image.
Resource._DefaultImplementations.createImage(
new Request({ url: "Data/Images/Red16x16.png" }),
crossOrigin,
deferred
);
});
return provider.requestImage(0, 0, 0).then(function (image) {
expect(Resource._Implementations.createImage).toHaveBeenCalled();
expect(image).toBeImageOrImageBitmap();
});
});
});
it("supports no slash at the endof the URL", function () {
patchRequestScheduler(validSampleXmlString);
var provider = new TileMapServiceImageryProvider({
url: "http://made/up/tms/server",
});
return pollToPromise(function () {
return provider.ready;
}).then(function () {
spyOn(Resource._Implementations, "createImage").and.callFake(function (
request,
crossOrigin,
deferred
) {
expect(request.url).toContain("made/up/tms/server/");
// Just return any old image.
Resource._DefaultImplementations.createImage(
new Request({ url: "Data/Images/Red16x16.png" }),
crossOrigin,
deferred
);
});
return provider.requestImage(0, 0, 0).then(function (image) {
expect(Resource._Implementations.createImage).toHaveBeenCalled();
expect(image).toBeImageOrImageBitmap();
});
});
});
it("supports a query string at the end of the URL", function () {
patchRequestScheduler(validSampleXmlString);
var baseUrl = "made/up/tms/server/";
var provider = new TileMapServiceImageryProvider({
url: baseUrl + "?a=some&b=query",
});
return pollToPromise(function () {
return provider.ready;
}).then(function () {
spyOn(Resource._Implementations, "createImage").and.callFake(function (
request,
crossOrigin,
deferred
) {
expect(request.url).toStartWith(getAbsoluteUri(baseUrl));
expect(request.url).toContain("?a=some&b=query");
// Just return any old image.
Resource._DefaultImplementations.createImage(
new Request({ url: "Data/Images/Red16x16.png" }),
crossOrigin,
deferred
);
});
return provider.requestImage(0, 0, 0).then(function (image) {
expect(Resource._Implementations.createImage).toHaveBeenCalled();
expect(image).toBeImageOrImageBitmap();
});
});
});
it("requestImage returns a promise for an image and loads it for cross-origin use", function () {
patchRequestScheduler(validSampleXmlString);
var provider = new TileMapServiceImageryProvider({
url: "made/up/tms/server/",
});
return pollToPromise(function () {
return provider.ready;
}).then(function () {
// check some details about the tilemapresourcel.xml so we know we got parsed/configured properly
var url = getAbsoluteUri("made/up/tms/server/{z}/{x}/{reverseY}.jpg");
// Uri.absoluteTo() escapes the placeholders. Undo that.
url = url.replace(/%7B/g, "{").replace(/%7D/g, "}");
expect(provider.url).toEqual(url);
expect(provider.tileWidth).toEqual(256);
expect(provider.tileHeight).toEqual(256);
spyOn(Resource._Implementations, "createImage").and.callFake(function (
request,
crossOrigin,
deferred
) {
// Just return any old image.
Resource._DefaultImplementations.createImage(
new Request({ url: "Data/Images/Red16x16.png" }),
crossOrigin,
deferred
);
});
return provider.requestImage(0, 0, 0).then(function (image) {
expect(Resource._Implementations.createImage).toHaveBeenCalled();
expect(image).toBeImageOrImageBitmap();
});
});
});
it("when no credit is supplied, the provider has no logo", function () {
patchRequestScheduler(validSampleXmlString);
var provider = new TileMapServiceImageryProvider({
url: "made/up/tms/server",
});
return pollToPromise(function () {
return provider.ready;
}).then(function () {
expect(provider.credit).toBeUndefined();
});
});
it("turns the supplied credit into a logo", function () {
patchRequestScheduler(validSampleXmlString);
var providerWithCredit = new TileMapServiceImageryProvider({
url: "made/up/gms/server",
credit: "Thanks to our awesome made up source of this imagery!",
});
return pollToPromise(function () {
return providerWithCredit.ready;
}).then(function () {
expect(providerWithCredit.credit).toBeDefined();
});
});
it("resource request takes a query string", function () {
/*eslint-disable no-unused-vars*/
var requestMetadata = when.defer();
spyOn(Resource._Implementations, "loadWithXhr").and.callFake(function (
url,
responseType,
method,
data,
headers,
deferred,
overrideMimeType
) {
requestMetadata.resolve(url);
deferred.reject(); //since the TMS server doesn't exist (and doesn't need too) we can just reject here.
});
var provider = new TileMapServiceImageryProvider({
url: "http://server.invalid?query=1",
});
return requestMetadata.promise.then(function (url) {
expect(/\?query=1$/.test(url)).toEqual(true);
});
/*eslint-enable no-unused-vars*/
});
it("rectangle passed to constructor does not affect tile numbering", function () {
patchRequestScheduler(validSampleXmlString);
var rectangle = new Rectangle(0.1, 0.2, 0.3, 0.4);
var provider = new TileMapServiceImageryProvider({
url: "made/up/tms/server",
rectangle: rectangle,
});
return pollToPromise(function () {
return provider.ready;
}).then(function () {
// check some values coming from tilemapresource.xml
expect(provider.tileWidth).toEqual(256);
expect(provider.tileHeight).toEqual(256);
expect(provider.maximumLevel).toEqual(2);
expect(provider.tilingScheme).toBeInstanceOf(GeographicTilingScheme);
// check our rectangle from the constructor is correctly used
expect(provider.rectangle.west).toEqualEpsilon(
rectangle.west,
CesiumMath.EPSILON14
);
expect(provider.rectangle.east).toEqualEpsilon(
rectangle.east,
CesiumMath.EPSILON14
);
expect(provider.rectangle.north).toEqualEpsilon(
rectangle.north,
CesiumMath.EPSILON14
);
expect(provider.rectangle.south).toEqualEpsilon(
rectangle.south,
CesiumMath.EPSILON14
);
expect(provider.tileDiscardPolicy).toBeUndefined();
spyOn(Resource._Implementations, "createImage").and.callFake(function (
request,
crossOrigin,
deferred
) {
expect(request.url).toContain("/0/0/0");
// Just return any old image.
Resource._DefaultImplementations.createImage(
new Request({ url: "Data/Images/Red16x16.png" }),
crossOrigin,
deferred
);
});
return provider.requestImage(0, 0, 0).then(function (image) {
expect(Resource._Implementations.createImage).toHaveBeenCalled();
expect(image).toBeImageOrImageBitmap();
});
});
});
it("uses maximumLevel passed to constructor", function () {
patchRequestScheduler(validSampleXmlString);
var provider = new TileMapServiceImageryProvider({
url: "made/up/tms/server",
maximumLevel: 5,
});
return pollToPromise(function () {
return provider.ready;
}).then(function () {
expect(provider.maximumLevel).toEqual(5);
});
});
it("raises error event when image cannot be loaded", function () {
patchRequestScheduler(validSampleXmlString);
var provider = new TileMapServiceImageryProvider({
url: "made/up/tms/server",
});
var layer = new ImageryLayer(provider);
var tries = 0;
provider.errorEvent.addEventListener(function (error) {
expect(error.timesRetried).toEqual(tries);
++tries;
if (tries < 3) {
error.retry = true;
}
setTimeout(function () {
RequestScheduler.update();
}, 1);
});
Resource._Implementations.createImage = function (
request,
crossOrigin,
deferred
) {
if (tries === 2) {
// Succeed after 2 tries
Resource._DefaultImplementations.createImage(
new Request({ url: "Data/Images/Red16x16.png" }),
crossOrigin,
deferred
);
} else {
// fail
setTimeout(function () {
deferred.reject();
}, 1);
}
};
return pollToPromise(function () {
return provider.ready;
}).then(function () {
var imagery = new Imagery(layer, 0, 0, 0);
imagery.addReference();
layer._requestImagery(imagery);
RequestScheduler.update();
return pollToPromise(function () {
return imagery.state === ImageryState.RECEIVED;
}).then(function () {
expect(imagery.image).toBeImageOrImageBitmap();
expect(tries).toEqual(2);
imagery.releaseReference();
});
});
});
it("keeps the rectangle within the bounds allowed by the tiling scheme no matter what the tilemapresource.xml says.", function () {
var xmlString =
"<TileMap version='1.0.0' tilemapservice='http://tms.osgeo.org/1.0.0'>" +
" <Title>dnb_land_ocean_ice.2012.54000x27000_geo.tif</Title>" +
" <Abstract/>" +
" <SRS>EPSG:900913</SRS>" +
" <BoundingBox miny='-88.0' minx='-185.0' maxy='88.0' maxx='185.0'/>" +
" <Origin y='-88.0' x='-180.00000000000000'/>" +
" <TileFormat width='256' height='256' mime-type='image/png' extension='png'/>" +
" <TileSets profile='mercator'>" +
" <TileSet href='8' units-per-pixel='611.49622617187504' order='8'/>" +
" </TileSets>" +
"</TileMap>";
patchRequestScheduler(xmlString);
var provider = new TileMapServiceImageryProvider({
url: "made/up/tms/server",
});
return pollToPromise(function () {
return provider.ready;
}).then(function () {
expect(provider.rectangle.west).toEqualEpsilon(
CesiumMath.toRadians(-180.0),
CesiumMath.EPSILON14
);
expect(provider.rectangle.west).toBeGreaterThanOrEqualTo(
provider.tilingScheme.rectangle.west
);
expect(provider.rectangle.east).toEqualEpsilon(
CesiumMath.toRadians(180.0),
CesiumMath.EPSILON14
);
expect(provider.rectangle.east).toBeLessThanOrEqualTo(
provider.tilingScheme.rectangle.east
);
expect(provider.rectangle.south).toEqualEpsilon(
-WebMercatorProjection.MaximumLatitude,
CesiumMath.EPSILON14
);
expect(provider.rectangle.south).toBeGreaterThanOrEqualTo(
provider.tilingScheme.rectangle.south
);
expect(provider.rectangle.north).toEqualEpsilon(
WebMercatorProjection.MaximumLatitude,
CesiumMath.EPSILON14
);
expect(provider.rectangle.north).toBeLessThanOrEqualTo(
provider.tilingScheme.rectangle.north
);
});
});
it("uses a minimum level if the tilemapresource.xml specifies one and it is reasonable", function () {
var xmlString =
"<TileMap version='1.0.0' tilemapservice='http://tms.osgeo.org/1.0.0'>" +
" <Title>dnb_land_ocean_ice.2012.54000x27000_geo.tif</Title>" +
" <Abstract/>" +
" <SRS>EPSG:900913</SRS>" +
" <BoundingBox minx='-10.0' miny='5.0' maxx='-9.0' maxy='6.0'/>" +
" <Origin x='-88.0' y='-180.00000000000000'/>" +
" <TileFormat width='256' height='256' mime-type='image/png' extension='png'/>" +
" <TileSets profile='mercator'>" +
" <TileSet href='7' units-per-pixel='1222.99245234375008' order='7'/>" +
" <TileSet href='8' units-per-pixel='611.49622617187504' order='8'/>" +
" </TileSets>" +
"</TileMap>";
patchRequestScheduler(xmlString);
var provider = new TileMapServiceImageryProvider({
url: "made/up/tms/server",
});
return pollToPromise(function () {
return provider.ready;
}).then(function () {
expect(provider.maximumLevel).toBe(8);
expect(provider.minimumLevel).toBe(7);
});
});
it("ignores the minimum level in the tilemapresource.xml if it is unreasonable", function () {
var xmlString =
"<TileMap version='1.0.0' tilemapservice='http://tms.osgeo.org/1.0.0'>" +
" <Title>dnb_land_ocean_ice.2012.54000x27000_geo.tif</Title>" +
" <Abstract/>" +
" <SRS>EPSG:900913</SRS>" +
" <BoundingBox minx='-170.0' miny='-85.0' maxx='170.0' maxy='85.0'/>" +
" <Origin x='-88.0' y='-180.00000000000000'/>" +
" <TileFormat width='256' height='256' mime-type='image/png' extension='png'/>" +
" <TileSets profile='mercator'>" +
" <TileSet href='7' units-per-pixel='1222.99245234375008' order='7'/>" +
" <TileSet href='8' units-per-pixel='611.49622617187504' order='8'/>" +
" </TileSets>" +
"</TileMap>";
patchRequestScheduler(xmlString);
var provider = new TileMapServiceImageryProvider({
url: "made/up/tms/server",
});
return pollToPromise(function () {
return provider.ready;
}).then(function () {
expect(provider.maximumLevel).toBe(8);
expect(provider.minimumLevel).toBe(0);
});
});
it("handles XML with casing differences", function () {
var xmlString =
"<Tilemap version='1.0.0' tilemapservice='http://tms.osgeo.org/1.0.0'>" +
" <Title>dnb_land_ocean_ice.2012.54000x27000_geo.tif</Title>" +
" <Abstract/>" +
" <SRS>EPSG:900913</SRS>" +
" <boundingbox minx='-10.0' miny='5.0' maxx='-9.0' maxy='6.0'/>" +
" <Origin x='-88.0' y='-180.00000000000000'/>" +
" <Tileformat width='256' height='256' mime-type='image/png' extension='png'/>" +
" <TileSets profile='mercator'>" +
" <tiLeset href='7' units-per-pixel='1222.99245234375008' order='7'/>" +
" <tileset href='8' units-per-pixel='611.49622617187504' order='8'/>" +
" </TileSets>" +
"</Tilemap>";
patchRequestScheduler(xmlString);
var provider = new TileMapServiceImageryProvider({
url: "made/up/tms/server",
});
return pollToPromise(function () {
return provider.ready;
}).then(function () {
expect(provider.maximumLevel).toBe(8);
expect(provider.minimumLevel).toBe(7);
});
});
it("supports the global-mercator profile with a non-flipped, mercator bounding box", function () {
var xmlString =
'<TileMap version="1.0.0" tilemapservice="http://tms.osgeo.org/1.0.0">' +
" <Title/>" +
" <Abstract/>" +
" <SRS>EPSG:900913</SRS>" +
' <BoundingBox minx="-11877789.66764229300000" miny="1707163.75952051670000" maxx="-4696205.45407573510000" maxy="7952627.07365330120000"/>' +
' <Origin x="-20037508.34278924400000" y="-20037508.34278924400000"/>' +
' <TileFormat width="256" height="256" mime-type="image/png" extension="png"/>' +
' <TileSets profile="global-mercator">' +
' <TileSet href="2" units-per-pixel="39135.75848201024200" order="2"/>' +
' <TileSet href="3" units-per-pixel="19567.87924100512100" order="3"/>' +
" </TileSets>" +
"</TileMap>";
patchRequestScheduler(xmlString);
var provider = new TileMapServiceImageryProvider({
url: "made/up/tms/server",
});
return pollToPromise(function () {
return provider.ready;
}).then(function () {
expect(provider.tilingScheme).toBeInstanceOf(WebMercatorTilingScheme);
expect(provider.tilingScheme.projection).toBeInstanceOf(
WebMercatorProjection
);
var projection = provider.tilingScheme.projection;
var expectedSW = projection.unproject(
new Cartesian2(-11877789.667642293, 1707163.7595205167)
);
var expectedNE = projection.unproject(
new Cartesian2(-4696205.4540757351, 7952627.0736533012)
);
expect(provider.rectangle.west).toEqual(expectedSW.longitude);
expect(provider.rectangle.south).toEqual(expectedSW.latitude);
expect(provider.rectangle.east).toBeCloseTo(
expectedNE.longitude,
CesiumMath.EPSILON14
);
expect(provider.rectangle.north).toEqual(expectedNE.latitude);
});
});
it("supports the global-geodetic profile with a non-flipped, geographic bounding box", function () {
var xmlString =
'<TileMap version="1.0.0" tilemapservice="http://tms.osgeo.org/1.0.0">' +
" <Title/>" +
" <Abstract/>" +
" <SRS>EPSG:4326</SRS>" +
' <BoundingBox minx="-123.0" miny="-10.0" maxx="-110.0" maxy="11.0"/>' +
' <Origin x="-180.0" y="-90.0"/>' +
' <TileFormat width="256" height="256" mime-type="image/png" extension="png"/>' +
' <TileSets profile="global-geodetic">' +
' <TileSet href="2" units-per-pixel="39135.75848201024200" order="2"/>' +
' <TileSet href="3" units-per-pixel="19567.87924100512100" order="3"/>' +
" </TileSets>" +
"</TileMap>";
patchRequestScheduler(xmlString);
var provider = new TileMapServiceImageryProvider({
url: "made/up/tms/server",
});
return pollToPromise(function () {
return provider.ready;
}).then(function () {
expect(provider.tilingScheme).toBeInstanceOf(GeographicTilingScheme);
expect(provider.tilingScheme.projection).toBeInstanceOf(
GeographicProjection
);
var expectedSW = Cartographic.fromDegrees(-123.0, -10.0);
var expectedNE = Cartographic.fromDegrees(-110.0, 11.0);
expect(provider.rectangle.west).toBeCloseTo(
expectedSW.longitude,
CesiumMath.EPSILON14
);
expect(provider.rectangle.south).toEqual(expectedSW.latitude);
expect(provider.rectangle.east).toBeCloseTo(
expectedNE.longitude,
CesiumMath.EPSILON14
);
expect(provider.rectangle.north).toEqual(expectedNE.latitude);
});
});
it("supports the old mercator profile with a flipped, geographic bounding box", function () {
var xmlString =
'<TileMap version="1.0.0" tilemapservice="http://tms.osgeo.org/1.0.0">' +
" <Title/>" +
" <Abstract/>" +
" <SRS>EPSG:900913</SRS>" +
' <BoundingBox minx="-10.0" miny="-123.0" maxx="11.0" maxy="-110.0"/>' +
' <Origin x="-90.0" y="-180.0"/>' +
' <TileFormat width="256" height="256" mime-type="image/png" extension="png"/>' +
' <TileSets profile="mercator">' +
' <TileSet href="2" units-per-pixel="39135.75848201024200" order="2"/>' +
' <TileSet href="3" units-per-pixel="19567.87924100512100" order="3"/>' +
" </TileSets>" +
"</TileMap>";
patchRequestScheduler(xmlString);
var provider = new TileMapServiceImageryProvider({
url: "made/up/tms/server",
flipXY: true,
});
return pollToPromise(function () {
return provider.ready;
}).then(function () {
expect(provider.tilingScheme).toBeInstanceOf(WebMercatorTilingScheme);
expect(provider.tilingScheme.projection).toBeInstanceOf(
WebMercatorProjection
);
var expectedSW = Cartographic.fromDegrees(-123.0, -10.0);
var expectedNE = Cartographic.fromDegrees(-110.0, 11.0);
expect(provider.rectangle.west).toBeCloseTo(
expectedSW.longitude,
CesiumMath.EPSILON14
);
expect(provider.rectangle.south).toEqual(expectedSW.latitude);
expect(provider.rectangle.east).toBeCloseTo(
expectedNE.longitude,
CesiumMath.EPSILON14
);
expect(provider.rectangle.north).toEqual(expectedNE.latitude);
});
});
it("supports the old geodetic profile with a flipped, geographic bounding box", function () {
var xmlString =
'<TileMap version="1.0.0" tilemapservice="http://tms.osgeo.org/1.0.0">' +
" <Title/>" +
" <Abstract/>" +
" <SRS>EPSG:4326</SRS>" +
' <BoundingBox minx="-10.0" miny="-123.0" maxx="11.0" maxy="-110.0"/>' +
' <Origin x="-90.0" y="-180.0"/>' +
' <TileFormat width="256" height="256" mime-type="image/png" extension="png"/>' +
' <TileSets profile="geodetic">' +
' <TileSet href="2" units-per-pixel="39135.75848201024200" order="2"/>' +
' <TileSet href="3" units-per-pixel="19567.87924100512100" order="3"/>' +
" </TileSets>" +
"</TileMap>";
patchRequestScheduler(xmlString);
var provider = new TileMapServiceImageryProvider({
url: "made/up/tms/server",
flipXY: true,
});
return pollToPromise(function () {
return provider.ready;
}).then(function () {
expect(provider.tilingScheme).toBeInstanceOf(GeographicTilingScheme);
expect(provider.tilingScheme.projection).toBeInstanceOf(
GeographicProjection
);
var expectedSW = Cartographic.fromDegrees(-123.0, -10.0);
var expectedNE = Cartographic.fromDegrees(-110.0, 11.0);
expect(provider.rectangle.west).toBeCloseTo(
expectedSW.longitude,
CesiumMath.EPSILON14
);
expect(provider.rectangle.south).toEqual(expectedSW.latitude);
expect(provider.rectangle.east).toBeCloseTo(
expectedNE.longitude,
CesiumMath.EPSILON14
);
expect(provider.rectangle.north).toEqual(expectedNE.latitude);
});
});
it("raises an error if tilemapresource.xml specifies an unsupported profile", function () {
var xmlString =
'<TileMap version="1.0.0" tilemapservice="http://tms.osgeo.org/1.0.0">' +
" <Title/>" +
" <Abstract/>" +
" <SRS>EPSG:4326</SRS>" +
' <BoundingBox minx="-10.0" miny="-123.0" maxx="11.0" maxy="-110.0"/>' +
' <Origin x="-90.0" y="-180.0"/>' +
' <TileFormat width="256" height="256" mime-type="image/png" extension="png"/>' +
' <TileSets profile="foobar">' +
' <TileSet href="2" units-per-pixel="39135.75848201024200" order="2"/>' +
' <TileSet href="3" units-per-pixel="19567.87924100512100" order="3"/>' +
" </TileSets>" +
"</TileMap>";
patchRequestScheduler(xmlString);
var provider = new TileMapServiceImageryProvider({
url: "made/up/tms/server",
});
var errorRaised = false;
provider.errorEvent.addEventListener(function (e) {
expect(e.message).toContain("unsupported profile");
errorRaised = true;
});
return pollToPromise(function () {
return errorRaised;
}).then(function () {
expect(errorRaised).toBe(true);
});
});
it("forces minimum detail level to zero if the tilemapresource.xml request fails and the constructor minimum level is too high", function () {
patchRequestSchedulerToRejectRequest();
var provider = new TileMapServiceImageryProvider({
url: "made/up/tms/server/",
maximumLevel: 10,
});
// we expect that our minimum detail level was forced to 0, even though we requested 10.
// this is because, our rectangle has been set to the entire world (the default), so a minimum
// detail level of 10 would hang the browser with too many tile requests.
// Forcing detail level to zero to is safe.
return provider.readyPromise.then(function () {
expect(provider.minimumLevel).toBe(0);
});
});
it("allows the constructor minimum detail level if the tilemapresource.xml request fails but the constructor rectangle is small enough", function () {
patchRequestSchedulerToRejectRequest();
var provider = new TileMapServiceImageryProvider({
url: "made/up/tms/server/",
// a high minimum detail level
maximumLevel: 12,
// and a very small rectangle
rectangle: new Rectangle(
CesiumMath.toRadians(131.020889),
CesiumMath.toRadians(-25.35473),
CesiumMath.toRadians(131.054363),
CesiumMath.toRadians(-25.335803)
),
});
// we expect that our minimum detail level remains at 12, which is quite high, but that's okay
// because our rectangle is still small enough that it's not too many tiles.
return provider.readyPromise.then(function () {
expect(provider.minimumLevel).toBe(12);
// just make sure we're actually still using a small rectangle
expect(provider.rectangle.width).toBeLessThan(0.001);
expect(provider.rectangle.height).toBeLessThan(0.001);
});
});
});