ran npm run tdd & generated TDD

test/reducedFilter/reducedFilter.js

@@ -0,0 +1,7 @@
+module.exports = (data, keys, fn) =>
+data.filter(fn).map(el =>
+keys.reduce((acc, key) => {
+acc[key] = el[key];
+return acc;
+}, {})
+);

test/reducedFilter/reducedFilter.test.js

@@ -0,0 +1,13 @@
+const test = require('tape');
+const reducedFilter = require('./reducedFilter.js');
+
+test('Testing reducedFilter', (t) => {
+	//For more information on all the methods supported by tape
+	//Please go to https://github.com/substack/tape
+	t.true(typeof reducedFilter === 'function', 'reducedFilter is a Function');
+	//t.deepEqual(reducedFilter(args..), 'Expected');
+	//t.equal(reducedFilter(args..), 'Expected');
+	//t.false(reducedFilter(args..), 'Expected');
+	//t.throws(reducedFilter(args..), 'Expected');
+	t.end();
+});