27 строки
696 B
JavaScript
27 строки
696 B
JavaScript
require("../env");
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var vows = require("vows"),
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assert = require("assert");
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var suite = vows.describe("d3.merge");
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suite.addBatch({
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"merge": {
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"merges an array of arrays": function() {
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var a = {}, b = {}, c = {}, d = {}, e = {}, f = {};
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assert.deepEqual(d3.merge([[a], [b, c], [d, e, f]]), [a, b, c, d, e, f]);
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},
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"returns a new array": function() {
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var input = [[1, 2, 3], [4, 5], [6]];
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assert.isFalse(d3.merge(input) === input);
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},
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"does not modify the input arrays": function() {
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var input = [[1, 2, 3], [4, 5], [6]];
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d3.merge(input);
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assert.deepEqual(input, [[1, 2, 3], [4, 5], [6]]);
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}
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}
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});
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suite.export(module);
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