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Contents
describe("Projection.Mercator", function () {
var p = L.Projection.Mercator;
describe("#project", function () {
it("projects a center point", function () {
//edge cases
expect(p.project(new L.LatLng(0, 0))).near(new L.Point(0, 0));
});
it("projects the northeast corner of the world", function () {
expect(p.project(new L.LatLng(90, 180))).near(new L.Point(20037508, 20037508));
});
it("projects the southwest corner of the world", function () {
expect(p.project(new L.LatLng(-90, -180))).near(new L.Point(-20037508, -20037508));
});
it("projects other points", function () {
expect(p.project(new L.LatLng(50, 30))).near(new L.Point(3339584, 6413524));
// from https://github.com/Leaflet/Leaflet/issues/1578
expect(p.project(new L.LatLng(51.9371170300465, 80.11230468750001)))
.near(new L.Point(8918060.964088084, 6755099.410887127));
});
});
describe("#unproject", function () {
function pr(point) {
return p.project(p.unproject(point));
}
it("unprojects a center point", function () {
expect(pr(new L.Point(0, 0))).near(new L.Point(0, 0));
});
it("unprojects pi points", function () {
expect(pr(new L.Point(-Math.PI, Math.PI))).near(new L.Point(-Math.PI, Math.PI));
expect(pr(new L.Point(-Math.PI, -Math.PI))).near(new L.Point(-Math.PI, -Math.PI));
expect(pr(new L.Point(0.523598775598, 1.010683188683))).near(new L.Point(0.523598775598, 1.010683188683));
});
it('unprojects other points', function () {
// from https://github.com/Leaflet/Leaflet/issues/1578
expect(pr(new L.Point(8918060.964088084, 6755099.410887127)));
});
});
});
Version data entries
5 entries across 5 versions & 1 rubygems