Add test for timeout exceeded

Author: luisguilhermemsalmeida

index.d.ts

@@ -24,7 +24,7 @@ declare module 'cep-promise' {
 
   export interface Configurations {
     providers?: AvaliableProviders[],
-    timeout?: Number
+    timeout?: number
   }
 
   export function cep(cep: string | number, configurations: Configurations): Promise<CEP>

test/unit/cep-promise-timeout.spec.js

@@ -0,0 +1,53 @@
+'use strict'
+
+import chai from 'chai'
+import chaiSubset from 'chai-subset'
+import nock from 'nock'
+import path from 'path'
+
+import cep from '../../src/cep-promise.js'
+import CepPromiseError from '../../src/errors/cep-promise.js'
+
+chai.use(chaiSubset)
+
+let expect = chai.expect
+
+describe('when invoked with timeout parameter', () => {
+  before(() => {
+    nock.disableNetConnect()
+  })
+
+  describe('and the providers exceed the timeout', () => {
+    it('should reject with "service_error"', () => {
+      nock('https://brasilapi.com.br/')
+        .get('/api/cep/v1/05010000')
+        .delay(3)
+        .replyWithFile(
+          200,
+          path.join(__dirname, '/fixtures/brasilapi-cep-05010000-found.json')
+        )
+      return cep('05010000', {timeout: 1, providers: ['brasilapi']})
+      .then(() => expect(true).to.be.equal(false))
+      .catch(error => {
+        return expect(error)
+          .to.be.an.instanceOf(CepPromiseError)
+          .and.containSubset({
+            name: 'CepPromiseError',
+            message: 'Todos os serviços de CEP retornaram erro.',
+            type: 'service_error',
+            errors: [
+              {
+                message: 'Erro ao se conectar com o serviço BrasilAPI.',
+                service: 'brasilapi'
+              }
+            ]
+          })
+      })
+
+    })
+  })
+
+  afterEach(() => {
+    nock.cleanAll()
+  })
+})