33 lines
796 B
JavaScript
33 lines
796 B
JavaScript
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goog.require('ol.geom.flat.area');
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describe('ol.geom.flat.area', function() {
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describe('ol.geom.flat.area.linearRing', function() {
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it('calculates the area of a triangle', function() {
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var area = ol.geom.flat.area.linearRing([0, 0, 0.5, 1, 1, 0], 0, 6, 2);
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expect(area).to.be(0.5);
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});
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it('calculates the area of a unit square', function() {
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var area =
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ol.geom.flat.area.linearRing([0, 0, 0, 1, 1, 1, 1, 0], 0, 8, 2);
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expect(area).to.be(1);
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});
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});
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describe('ol.geom.flat.area.linearRings', function() {
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it('calculates the area with holes', function() {
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var area = ol.geom.flat.area.linearRings(
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[0, 0, 0, 3, 3, 3, 3, 0, 1, 1, 2, 1, 2, 2, 1, 2], 0, [8, 16], 2);
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expect(area).to.be(8);
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});
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});
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});
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