responder con un error cuando la barca no esta abordada closes #13

app/controllers/barcas_controller.rb

@@ -3,6 +3,7 @@
 # API de Barcas
 class BarcasController < ApplicationController
   before_action :authenticate!
+  before_action :find_barca, only: %i[abordar abandonar]
 
   # GET /barcas
   #
@@ -98,8 +99,6 @@ class BarcasController < ApplicationController
   #
   # La pirata actual aborda la barca
   def abordar
-    find_barca
-
     @barca.piratas << current_pirata
 
     if @barca.save
@@ -115,15 +114,16 @@ class BarcasController < ApplicationController
   #
   # La pirata actual abandona la barca!
   def abandonar
-    find_barca
-
-    if @barca.tripulaciones.find_by(pirata: current_pirata).try :destroy
+    if @barca.tripulaciones.find_by!(pirata: current_pirata).destroy
       notify(subject: :abandonar, urgency: :'very-low', ttl: 1.day)
       render status: :no_content
     else
-      render json: { errors: @barca.errors.messages },
-             status: :unprocessable_entity
+      render status: :unprocessable_entity,
+             json: { errors: @barca.errors.messages }
     end
+  rescue ActiveRecord::RecordNotFound
+    render status: :unprocessable_entity,
+           json: { errors: [I18n.t('barcas.abandonar.no_tripulada')] }
   end
 
   private

config/locales/en.yml

@@ -23,6 +23,7 @@ en:
     abandonar:
       subject: '%{barca}'
       message: '%{nick} left the ship!'
+      no_tripulada: "You're not on this ship"
     destroy:
       subject: '%{barca}'
       message: '%{nick} sunk the ship!'

config/locales/es.yml

@@ -23,6 +23,7 @@ es:
     abandonar:
       subject: '%{barca}'
       message: '¡%{nick} abandonó la barca!'
+      no_tripulada: 'No estás en esa barca'
     destroy:
       subject: '%{barca}'
       message: '¡%{nick} hundió la barca!'

test/controllers/barcas_controller_test.rb

@@ -16,9 +16,9 @@ class BarcasControllerTest < ActionDispatch::IntegrationTest
 
     get barcas_todas_url, as: :json, headers: @auth
 
-    body = JSON.parse(@response.body)
+    body = JSON.parse(response.body)
 
-    assert_equal 200, @response.status
+    assert_equal 200, response.status
     assert_equal 3, body['barcas'].size
   end
 
@@ -31,9 +31,9 @@ class BarcasControllerTest < ActionDispatch::IntegrationTest
 
     get barcas_url, as: :json, headers: @auth
 
-    body = JSON.parse(@response.body)
+    body = JSON.parse(response.body)
 
-    assert_equal 200, @response.status
+    assert_equal 200, response.status
     assert_equal 2, body['barcas'].size
   end
 
@@ -42,9 +42,9 @@ class BarcasControllerTest < ActionDispatch::IntegrationTest
     post barcas_url, as: :json, headers: @auth,
                      params: { barca: { nombre: nombre, descripcion: nombre } }
 
-    body = JSON.parse(@response.body)
+    body = JSON.parse(response.body)
 
-    assert_equal 201, @response.status
+    assert_equal 201, response.status
     assert_equal nombre, body['nombre']
     assert_equal nombre, body['descripcion']
   end
@@ -61,7 +61,7 @@ class BarcasControllerTest < ActionDispatch::IntegrationTest
           }
         }
 
-    assert_equal 204, @response.status
+    assert_equal 204, response.status
   end
 
   test 'se pueden eliminar' do
@@ -69,7 +69,7 @@ class BarcasControllerTest < ActionDispatch::IntegrationTest
 
     delete barca_url(barca), as: :json, headers: @auth
 
-    assert_equal 204, @response.status
+    assert_equal 204, response.status
     assert_raise ActiveRecord::RecordNotFound do
       barca.reload
     end
@@ -81,7 +81,7 @@ class BarcasControllerTest < ActionDispatch::IntegrationTest
 
     delete barca_url(barca), as: :json, headers: @auth
 
-    assert_equal 422, @response.status
+    assert_equal 422, response.status
     assert barca.reload
   end
 
@@ -90,7 +90,7 @@ class BarcasControllerTest < ActionDispatch::IntegrationTest
 
     delete barca_abandonar_url(barca), as: :json, headers: @auth
 
-    assert_equal 204, @response.status
+    assert_equal 204, response.status
     assert_not barca.reload.piratas.include?(@pirata)
   end
 
@@ -99,7 +99,10 @@ class BarcasControllerTest < ActionDispatch::IntegrationTest
 
     delete barca_abandonar_url(barca), as: :json, headers: @auth
 
+    body = JSON.parse(response.body)
+
     assert_response :unprocessable_entity
+    assert body['errors'].include?(I18n.t('barcas.abandonar.no_tripulada'))
   end
 
   test 'se pueden abordar' do
@@ -107,7 +110,7 @@ class BarcasControllerTest < ActionDispatch::IntegrationTest
 
     put barca_abordar_url(barca), as: :json, headers: @auth
 
-    assert_equal 204, @response.status
+    assert_equal 204, response.status
     assert barca.reload.piratas.include?(@pirata)
   end
 
@@ -117,7 +120,7 @@ class BarcasControllerTest < ActionDispatch::IntegrationTest
 
     get barcas_todas_url, as: :json, headers: @auth
 
-    body = JSON.parse @response.body
+    body = JSON.parse response.body
     assert body['barcas'].first['abordada']
     assert_equal 1, body['barcas'].first['tripulacion']
     assert_not body['barcas'].last['abordada']