Added some tests

test/attempt/attempt.js

@@ -0,0 +1,8 @@
+const attempt = (fn, ...args) => {
+try {
+return fn(args);
+} catch (e) {
+return e instanceof Error ? e : new Error(e);
+}
+};
+module.exports = attempt

test/attempt/attempt.test.js

@@ -0,0 +1,15 @@
+const test = require('tape');
+const attempt = require('./attempt.js');
+
+test('Testing attempt', (t) => {
+  //For more information on all the methods supported by tape
+  //Please go to https://github.com/substack/tape
+  t.true(typeof attempt === 'function', 'attempt is a Function');
+  t.equals(attempt(() => 0), 0, 'Returns a value');
+  t.true(attempt(() => {throw new Error()}) instanceof Error, 'Returns an error');
+  //t.deepEqual(attempt(args..), 'Expected');
+  //t.equal(attempt(args..), 'Expected');
+  //t.false(attempt(args..), 'Expected');
+  //t.throws(attempt(args..), 'Expected');
+  t.end();
+});