test(blog): Add tests for blog post pagination

frappe/website/doctype/blog_post/test_blog_post.py

@@ -9,6 +9,8 @@ import re
 from frappe.utils import set_request
 from frappe.website.render import render
 from frappe.utils import random_string
+from frappe.website.doctype.blog_post.blog_post import get_blog_list
+from frappe.website.website_generator import WebsiteGenerator
 
 class TestBlogPost(unittest.TestCase):
 	def test_generator_view(self):
@@ -60,12 +62,36 @@ class TestBlogPost(unittest.TestCase):
 		frappe.delete_doc("Blog Post", blog.name)
 		frappe.delete_doc("Blog Category", blog.blog_category)
 
-def make_test_blog():
-	if not frappe.db.exists('Blog Category', 'test-blog-category'):
-		# Set different title and name for the category
+	def test_blog_pagination(self):
+		# Create some Blog Posts for a Blog Category
+		category_title, blogs, BLOG_COUNT = "List Category", [], 4
+
+		for index in range(BLOG_COUNT):
+			blog = make_test_blog(category_title)
+			blogs.append(blog)
+
+		filters = frappe._dict({"blog_category": scrub(category_title)})
+		# Assert that get_blog_list returns results as expected
+
+		self.assertEqual(len(get_blog_list(None, None, filters, 0, 3)), 3)
+		self.assertEqual(len(get_blog_list(None, None, filters, 0, BLOG_COUNT)), BLOG_COUNT)
+		self.assertEqual(len(get_blog_list(None, None, filters, 0, 2)), 2)
+		self.assertEqual(len(get_blog_list(None, None, filters, 2, BLOG_COUNT)), 2)
+
+		# Cleanup Blog Post and linked Blog Category
+		for blog in blogs:
+			frappe.delete_doc(blog.doctype, blog.name)
+		frappe.delete_doc("Blog Category", blogs[0].blog_category)
+
+def scrub(text):
+	return WebsiteGenerator.scrub(None, text)
+
+def make_test_blog(category_title="Test Blog Category"):
+	category_name = scrub(category_title)
+	if not frappe.db.exists('Blog Category', category_name):
 		frappe.get_doc(dict(
 			doctype = 'Blog Category',
-			title='Test Blog Category')).insert()
+			title=category_title)).insert()
 	if not frappe.db.exists('Blogger', 'test-blogger'):
 		frappe.get_doc(dict(
 			doctype = 'Blogger',
@@ -73,7 +99,7 @@ def make_test_blog():
 			full_name='Test Blogger')).insert()
 	test_blog = frappe.get_doc(dict(
 		doctype = 'Blog Post',
-		blog_category = 'test-blog-category',
+		blog_category = category_name,
 		blogger = 'test-blogger',
 		title = random_string(20),
 		route = random_string(20),