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Logical expressions

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This commit is contained in:
Tim Schaub
2013-06-10 12:14:00 -06:00
parent 153df45f95
commit f050546fe2
2 changed files with 107 additions and 0 deletions
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43
test/spec/ol/expression/expression.test.js
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@@ -184,6 +184,47 @@ describe('ol.expression.Literal', function() {
});
describe('ol.expression.Logical', function() {
describe('constructor', function() {
it('creates a new expression', function() {
var expr = new ol.expression.Logical(
ol.expression.LogicalOp.OR,
new ol.expression.Identifier('foo'),
new ol.expression.Identifier('bar'));
expect(expr).to.be.a(ol.expression.Expression);
expect(expr).to.be.a(ol.expression.Logical);
});
});
describe('#evaluate()', function() {
it('applies || to resolved identifiers', function() {
var expr = new ol.expression.Logical(
ol.expression.LogicalOp.OR,
new ol.expression.Identifier('foo'),
new ol.expression.Identifier('bar'));
expect(expr.evaluate({foo: true, bar: true})).to.be(true);
expect(expr.evaluate({foo: true, bar: false})).to.be(true);
expect(expr.evaluate({foo: false, bar: true})).to.be(true);
expect(expr.evaluate({foo: false, bar: false})).to.be(false);
});
it('applies && to resolved identifiers', function() {
var expr = new ol.expression.Logical(
ol.expression.LogicalOp.AND,
new ol.expression.Identifier('foo'),
new ol.expression.Identifier('bar'));
expect(expr.evaluate({foo: true, bar: true})).to.be(true);
expect(expr.evaluate({foo: true, bar: false})).to.be(false);
expect(expr.evaluate({foo: false, bar: true})).to.be(false);
expect(expr.evaluate({foo: false, bar: false})).to.be(false);
});
});
});
describe('ol.expression.Math', function() {
describe('constructor', function() {
@@ -331,6 +372,8 @@ goog.require('ol.expression.ComparisonOp');
goog.require('ol.expression.Expression');
goog.require('ol.expression.Identifier');
goog.require('ol.expression.Literal');
goog.require('ol.expression.Logical');
goog.require('ol.expression.LogicalOp');
goog.require('ol.expression.Math');
goog.require('ol.expression.MathOp');
goog.require('ol.expression.Not');