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Lib for well-known functions

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This reveals a lexer bug that needs addressing.
This commit is contained in:
Tim Schaub
2013-06-14 17:32:54 -06:00
parent bd5d9d572e
commit d70a9eba01
2 changed files with 92 additions and 0 deletions
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42
test/spec/ol/expression/expression.test.js
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@@ -522,6 +522,48 @@ describe('ol.expression.parse', function() {
});
describe('ol.expression.lib', function() {
var lib = ol.expression.lib;
var parse = ol.expression.parse;
function evaluate(expression, feature) {
return expression.evaluate(feature.getAttributes(), lib, feature);
}
describe('extent()', function() {
var nw = new ol.Feature({
geom: new ol.geom.Polygon([[
[-180, 90], [0, 90], [0, 0], [-180, 0], [-180, 90]
]])
});
var se = new ol.Feature({
geom: new ol.geom.Polygon([[
[180, -90], [0, -90], [0, 0], [180, 0], [180, -90]
]])
});
var north = parse('extent(-100, 100, 40, 60)');
var south = parse('extent(-100, 100, -60, -40)');
var east = parse('extent(80, 100, -50, 50)');
var west = parse('extent(-100, -80, -50, 50)');
expect(evaluate(north, nw), true);
expect(evaluate(south, nw), false);
expect(evaluate(east, nw), false);
expect(evaluate(west, nw), true);
expect(evaluate(north, se), false);
expect(evaluate(south, se), true);
expect(evaluate(east, se), true);
expect(evaluate(west, se), false);
});
});
goog.require('ol.expression');
goog.require('ol.expression.Call');