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polyline: Added encode/decodeFloat() functions

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This commit is contained in:
Tobias Bieniek
2013-03-09 23:17:29 +01:00
parent e802cc3d56
commit 04d764f4f3
2 changed files with 67 additions and 0 deletions
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40
test/spec/ol/parser/polyline.test.js
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@@ -2,6 +2,46 @@ goog.provide('ol.test.parser.polyline');
describe('ol.parser.polyline', function() {
describe('encodeFloat', function() {
it('returns expected value', function() {
var encodeFloat = ol.parser.polyline.encodeFloat;
expect(encodeFloat(0.00000)).toEqual('?');
expect(encodeFloat(-0.00001)).toEqual('@');
expect(encodeFloat(0.00001)).toEqual('A');
expect(encodeFloat(-0.00002)).toEqual('B');
expect(encodeFloat(0.00002)).toEqual('C');
expect(encodeFloat(0.00015)).toEqual(']');
expect(encodeFloat(-0.00016)).toEqual('^');
expect(encodeFloat(-0.1, 10)).toEqual('@');
expect(encodeFloat(0.1, 10)).toEqual('A');
expect(encodeFloat(16 * 32 / 1e5)).toEqual('__@');
expect(encodeFloat(16 * 32 * 32 / 1e5)).toEqual('___@');
});
});
describe('decodeFloat', function() {
it('returns expected value', function() {
var decodeFloat = ol.parser.polyline.decodeFloat;
expect(decodeFloat('?')).toEqual(0.00000);
expect(decodeFloat('@')).toEqual(-0.00001);
expect(decodeFloat('A')).toEqual(0.00001);
expect(decodeFloat('B')).toEqual(-0.00002);
expect(decodeFloat('C')).toEqual(0.00002);
expect(decodeFloat(']')).toEqual(0.00015);
expect(decodeFloat('^')).toEqual(-0.00016);
expect(decodeFloat('@', 10)).toEqual(-0.1);
expect(decodeFloat('A', 10)).toEqual(0.1);
expect(decodeFloat('__@')).toEqual(16 * 32 / 1e5);
expect(decodeFloat('___@')).toEqual(16 * 32 * 32 / 1e5);
});
});
describe('encodeSignedInteger', function() {
it('returns expected value', function() {
var encodeSignedInteger = ol.parser.polyline.encodeSignedInteger;