Test and function files are wired together. Test is failing.

readme-for-TESTS.md

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+## Setting Up 
+I used NPM.  
+Refer to https://semaphoreci.com/community/tutorials/getting-started-with-node-js-and-mocha  
+It was mainly just `npm install --save mocha chai express request  `  
+
+## Running tests 
+Once you have some tests in the test directory you just say  
+`npx mocha --reporter spec`  
+
+

rightDigit.js

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+
+exports.rightDigit = function(numbers){
+    console.log('Been to Spain!');
+    var tuna = 42;
+        return [111, 222];
+}

test/rightDigit.js

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+// Given a list of non-negative integers, return an integer list of the rightmost digits. (Note: use %)
+// https://codingbat.com/prob/p152194 
+// https://semaphoreci.com/community/tutorials/getting-started-with-node-js-and-mocha 
+console.log('Been to Germany!');
+
+var expect    = require("chai").expect;
+var thingtotest = require("../rightDigit.js");
+console.log('111' + typeof thingtotest.rightDigit);
+console.log('222' + Object.keys(thingtotest.rightDigit).toString());
+console.log('333' + Object.keys(thingtotest.rightDigit).length);
+describe('Digit getter', () => {
+    it('gets just the last digit of each', () =>{
+
+            var blueHex  = thingtotest.rightDigit([1, 22, 93]);
+            expect(blueHex).to.equal([]);
+        })
+});
+
+
+// rightDigit([1, 22, 93]); // [1, 2, 3]
+// rightDigit([16, 8, 886, 8, 1]); // [6, 8, 6, 8, 1]
+// rightDigit([10, 0]); // [0, 0]