fix: add options handling, test

.gitignore

@@ -1,3 +1,4 @@
 /node_modules/
+/coverage/
 /.envrc
 .DS_Store

index.js

@@ -1,7 +1,7 @@
 const Promise = require('bluebird');
 const request = Promise.promisify(require('request'));
 
-const { UnexpectedStatusCodeError } = require('./error');
+const TrembitaError = require('./error');
 
 const Trembita = class Trembita {
   constructor(options) {
@@ -10,7 +10,7 @@ const Trembita = class Trembita {
       return this.client(options)
       .then(res => {
         if (!expectedCodes.includes(res.statusCode)) {
-          const error = new UnexpectedStatusCodeError({
+          const error = new TrembitaError.UnexpectedStatusCodeError({
             options,
             httpStatusCode: res.statusCode,
             httpBody: res.body
@@ -27,9 +27,9 @@ const Trembita = class Trembita {
       this.log.trace({ options }, 'request')
       return this.raw(options)
     };
-    if (!options.endpoint) {
-      throw new Error('no endpoint');
-    }
+
+    if (!options) { throw new TrembitaError('missing options'); }
+    if (!options.endpoint) { throw new TrembitaError('missing endpoint'); }
 
     this.endpoint = options.endpoint;
     this.log = options.log || console;

test/index.js

@@ -28,6 +28,14 @@ describe('Trembita:', () => {
       expect(tbita).to.have.property('client');
     });
 
+  it('should fail if options are not provided', () => {
+    expect(() => new Trembita()).to.throw('missing options')
+  })
+
+  it('should fail if endpoint is not provided', () => {
+    expect(() => new Trembita({})).to.throw('missing endpoint')
+  })
+
   it('should return status code 200 and resourse', () => {
     scope
       .get('/users?page=2')