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@ -48,16 +48,6 @@ |
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<h1 class='semi-opaque'>Entendendo Django</h1> |
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<h1 class='semi-opaque'>Entendendo Django</h1> |
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</section> |
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</section> |
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<section> |
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<h2>Agenda</h2> |
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<ul> |
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<li>Entendendo Projeto</li> |
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<li>Entendendo Apps</li> |
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<li>Adicionando Apps no Projeto</li> |
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</ul> |
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</section> |
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<section> |
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<section> |
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<section> |
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<section> |
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<h2>Projeto</h2> |
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<h2>Projeto</h2> |
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@ -374,7 +364,9 @@ fruit = Product.objects.get(name='fruit') |
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</code></pre> |
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</code></pre> |
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<pre><code class="hljs"> |
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<pre><code class="hljs"> |
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all_fruits = Order.objects.filter(products__name__like='fruit') |
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all_fruits_in_orders = Order.objects \ |
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.filter(products__name__like='fruit') \ |
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.distinct() |
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</code></pre> |
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</code></pre> |
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</section> |
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</section> |
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@ -423,7 +415,7 @@ all_expensive_fruits = Order.objects.filter( |
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</section> |
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</section> |
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<section> |
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<section> |
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<h2>Queryes com OR</h2> |
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<h2>Queries com OR</h2> |
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<p>Para queries com OR, deve-ser usar o objeto <code>Q</code>.</p> |
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<p>Para queries com OR, deve-ser usar o objeto <code>Q</code>.</p> |
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@ -638,6 +630,75 @@ def free(value): |
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</code></pre> |
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</code></pre> |
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</section> |
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</section> |
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</section> |
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</section> |
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<section> |
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<section> |
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<h2>URLs/Redirects</h2> |
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<p>Redirects servem para indicar que o browser deve se |
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direcionar à outra URL.</p> |
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<p>Para referenciar URLs de outras apps (ou mesmo da |
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mesma app), deve-ser usar o método |
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<code>reverse</code>.</p> |
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<pre><code class="hljs"> |
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from django.core.urlresolvers import reverse |
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from django.shortcuts import redirect |
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def view(request): |
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# do stuff |
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return redirect(reverse('app:func')) |
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</code></pre> |
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</section> |
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</section> |
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<section> |
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<section> |
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<h2>Testes</h2> |
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<p>Bem parecido com o módulo <code>unittest</code> do Python |
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padrão.</p> |
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<pre><code class="hljs"> |
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import random |
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from django.test import TestCase |
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class RandomTest(TestCase): |
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def test_random(self): |
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"""Check if random numbers return random numbers.""" |
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self.assertTrue(random.randint(255) != 0) |
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</code></pre> |
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</section> |
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<section> |
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<p>Testes podem acessar qualquer coisa (desde que importados):</p> |
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<ul> |
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<li>Modelos;</li> |
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<li>Views;</li> |
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<li>Requisições inteiras.</li> |
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</ul> |
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</section> |
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<section> |
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<pre><code class="hljs"> |
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from django.test import Client |
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from django.test import TestCase |
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class RequestTest(TestCase): |
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def test_retrieve_page(self): |
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client = Client() |
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response = client.get('/') |
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self.assertTrue('success!' in response.content) |
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self.assertEquals(response.status_code, 200) |
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self.assertTrue('variable' in response.context) |
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self.assertEqual(response.context['variable'], 'success') |
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</code></pre> |
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</section> |
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</section> |
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</div> |
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</div> |
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</div> |
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</div> |
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