Adds preload test

joaopslins · joaopslins · commit 075eba314ec4 · 2021-08-16T18:45:18.000-03:00
diff --git a/tests/app/templates/preload.html b/tests/app/templates/preload.html
@@ -0,0 +1,16 @@
+{% load render_bundle from webpack_loader %}
+<!DOCTYPE html>
+<html>
+  <head>
+    <meta charset="UTF-8">
+    <title>Example</title>
+    {% render_bundle 'main' 'css' is_preload=True %}
+    {% render_bundle 'main' 'js' is_preload=True %}
+
+    {% render_bundle 'main' 'css' %}
+  </head>
+
+  <body>
+    {% render_bundle 'main' 'js' %}
+  </body>
+</html>
diff --git a/tests/app/tests/test_webpack.py b/tests/app/tests/test_webpack.py
@@ -142,6 +142,20 @@ def test_templatetags(self):
         result = view(request)
         self.assertIn('<img src="http://custom-static-host.com/my-image.png"/>', result.rendered_content)
 
+    def test_preload(self):
+        self.compile_bundles('webpack.config.simple.js')
+        view = TemplateView.as_view(template_name='preload.html')
+        request = self.factory.get('/')
+        result = view(request)
+
+        # Preload
+        self.assertIn('<link href="/static/django_webpack_loader_bundles/main.css" rel="preload" as="style" />', result.rendered_content)
+        self.assertIn('<link rel="preload" as="script" href="/static/django_webpack_loader_bundles/main.js" />', result.rendered_content)
+
+        # Resources
+        self.assertIn('<link href="/static/django_webpack_loader_bundles/main.css" rel="stylesheet" />', result.rendered_content)
+        self.assertIn('<script src="/static/django_webpack_loader_bundles/main.js" ></script>', result.rendered_content)
+
     def test_jinja2(self):
         self.compile_bundles('webpack.config.simple.js')
         self.compile_bundles('webpack.config.app2.js')
