From c5ba5b0456a711d157e317f220e9c739226e7f50 Mon Sep 17 00:00:00 2001 From: Joar Wandborg Date: Tue, 10 Jan 2012 01:54:37 +0100 Subject: Installed leaflet in extlib --- extlib/leaflet/spec/suites/geo/ProjectionSpec.js | 42 ++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 extlib/leaflet/spec/suites/geo/ProjectionSpec.js (limited to 'extlib/leaflet/spec/suites/geo/ProjectionSpec.js') diff --git a/extlib/leaflet/spec/suites/geo/ProjectionSpec.js b/extlib/leaflet/spec/suites/geo/ProjectionSpec.js new file mode 100644 index 00000000..6b9c7b61 --- /dev/null +++ b/extlib/leaflet/spec/suites/geo/ProjectionSpec.js @@ -0,0 +1,42 @@ +describe("Projection.Mercator", function() { + var p = L.Projection.Mercator; + + beforeEach(function() { + function almostEqual(a, b, p) { + return Math.abs(a - b) <= (p || 1.0E-12); + }; + this.addMatchers({ + toAlmostEqual: function(expected, margin) { + var p1 = this.actual, + p2 = expected; + return almostEqual(p1.x, p2.x, margin) && almostEqual(p1.y, p2.y, margin); + } + }); + }); + + + describe("#project", function() { + it("should do projection properly", function() { + //edge cases + expect(p.project(new L.LatLng(0, 0))).toAlmostEqual(new L.Point(0, 0)); + expect(p.project(new L.LatLng(90, 180))).toAlmostEqual(new L.Point(-Math.PI, Math.PI)); + expect(p.project(new L.LatLng(-90, -180))).toAlmostEqual(new L.Point(-Math.PI, -Math.PI)); + + expect(p.project(new L.LatLng(50, 30))).toAlmostEqual(new L.Point(0.523598775598, 1.010683188683)); + }); + }); + + describe("#unproject", function() { + it("should do unprojection properly", function() { + function pr(point) { + return p.project(p.unproject(point)); + } + + expect(pr(new L.Point(0, 0))).toAlmostEqual(new L.Point(0, 0)); + expect(pr(new L.Point(-Math.PI, Math.PI))).toAlmostEqual(new L.Point(-Math.PI, Math.PI)); + expect(pr(new L.Point(-Math.PI, -Math.PI))).toAlmostEqual(new L.Point(-Math.PI, -Math.PI)); + + expect(pr(new L.Point(0.523598775598, 1.010683188683))).toAlmostEqual(new L.Point(0.523598775598, 1.010683188683)); + }); + }); +}); \ No newline at end of file -- cgit v1.2.3