23 строки
686 B
JavaScript
23 строки
686 B
JavaScript
var vows = require("vows"),
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load = require("../load"),
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assert = require("../assert");
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var suite = vows.describe("d3.geo.interpolate");
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suite.addBatch({
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"interpolate": {
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topic: load("geo/interpolate").expression("d3.geo.interpolate"),
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"zero distance": function(interpolate) {
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assert.deepEqual(interpolate([140.63289, -29.95101], [140.63289, -29.95101])(.5), [140.63289, -29.95101]);
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},
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"equator": function(interpolate) {
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assert.inDelta(interpolate([10, 0], [20, 0])(.5), [15, 0], 1e-6);
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},
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"meridian": function(interpolate) {
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assert.inDelta(interpolate([10, -20], [10, 40])(.5), [10, 10], 1e-6);
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}
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}
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});
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suite.export(module);
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