67 lines
1.8 KiB
JavaScript
67 lines
1.8 KiB
JavaScript
goog.provide('ol.test.object');
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describe('ol.object.assign()', function() {
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it('is an alias for Object.assign() where available', function() {
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if (typeof Object.assign === 'function') {
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expect(ol.object.assign).to.be(Object.assign);
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}
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});
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it('assigns properties from a source object to a target object', function() {
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var source = {
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sourceProp1: 'sourceValue1',
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sourceProp2: 'sourceValue2'
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};
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var target = {
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sourceProp1: 'overridden',
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targetProp1: 'targetValue1'
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};
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var assigned = ol.object.assign(target, source);
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expect(assigned).to.be(target);
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expect(assigned.sourceProp1).to.be('sourceValue1');
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expect(assigned.sourceProp2).to.be('sourceValue2');
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expect(assigned.targetProp1).to.be('targetValue1');
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});
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});
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describe('ol.object.clear()', function() {
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it('removes all properties from an object', function() {
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var clear = ol.object.clear;
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var isEmpty = ol.object.isEmpty;
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expect(isEmpty(clear({foo: 'bar'}))).to.be(true);
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expect(isEmpty(clear({foo: 'bar', num: 42}))).to.be(true);
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expect(isEmpty(clear({}))).to.be(true);
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expect(isEmpty(clear(null))).to.be(true);
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});
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});
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describe('ol.object.getValues()', function() {
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it('gets a list of property values from an object', function() {
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expect(ol.object.getValues({foo: 'bar', num: 42}).sort()).to.eql([42, 'bar']);
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expect(ol.object.getValues(null)).to.eql([]);
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});
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});
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describe('ol.object.isEmpty()', function() {
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it('checks if an object has any properties', function() {
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expect(ol.object.isEmpty({})).to.be(true);
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expect(ol.object.isEmpty(null)).to.be(true);
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expect(ol.object.isEmpty({foo: 'bar'})).to.be(false);
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expect(ol.object.isEmpty({foo: false})).to.be(false);
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});
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});
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goog.require('ol.object');
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