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polyline: Added encode/decodeDeltas() functions

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This commit is contained in:
Tobias Bieniek
2013-03-10 20:44:34 +01:00
parent 02707401a3
commit aef15947c8
2 changed files with 88 additions and 0 deletions
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19
test/spec/ol/parser/polyline.test.js
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@@ -27,6 +27,25 @@ describe('ol.parser.polyline', function() {
});
describe('encodeDeltas', function() {
it('returns expected value', function() {
var encodeDeltas = ol.parser.polyline.encodeDeltas;
expect(encodeDeltas(
flat_points.slice(), 2)).toEqual('_p~iF~ps|U_ulLnnqC_mqNvxq`@');
});
});
describe('decodeDeltas', function() {
it('returns expected value', function() {
var decodeDeltas = ol.parser.polyline.decodeDeltas;
expect(decodeDeltas(
'_p~iF~ps|U_ulLnnqC_mqNvxq`@', 2)).toEqual(flat_points);
});
});
var floats = [0.00, 0.15, -0.01, -0.16, 0.16, 0.01];
var smallFloats = [0.00000, 0.00015, -0.00001, -0.00016, 0.00016, 0.00001];
var encodedFloats = '?]@^_@A';