added tests for ingredients pages

thegoodplace/froyo/tests.py

 from django.test import TestCase
 
 # Create your tests here.
+
+
+class IngredientsPagesTests(TestCase):
+    def test_ingredients_list_page(self):
+        response = self.client.get('/ingredients_list/')
+        self.assertContains(response, "Ingredients - List", html=True)
+        self.assertTemplateUsed('ingredients_list.html')
+
+    def test_ingredients_create_page(self):
+        response = self.client.get('/ingredients_create/')
+        self.assertContains(response, "Ingredients - Create", html=True)
+        self.assertTemplateUsed('ingredients_create_form.html')
+
+    def test_ingredients_update_page(self):
+        response = self.client.get('/ingredients_update/')
+        self.assertContains(response, "Ingredients - Update", html=True)
+        self.assertTemplateUsed('ingredients_update_form.html')
+
+    def test_ingredients_detail_page(self):
+        response = self.client.get('/ingredients_detail/')
+        self.assertContains(response, "Ingredients - Detail", html=True)
+        self.assertTemplateUsed('ingredients_detail.html')