20 lines
538 B
Plaintext
20 lines
538 B
Plaintext
"use strict";
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var assert = require("chai").assert
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, ensureNaturalNumber = require("../../natural-number/ensure");
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describe("natural-number/ensure", function () {
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it("Should return coerced value", function () {
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assert.equal(ensureNaturalNumber("12.23"), 12);
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});
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it("Should crash on no value", function () {
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try {
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ensureNaturalNumber(-20);
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throw new Error("Unexpected");
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} catch (error) {
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assert.equal(error.name, "TypeError");
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assert.equal(error.message, "-20 is not a natural number");
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}
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});
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});
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