Add tests.

website_canonical_url/__openerp__.py

@@ -16,4 +16,7 @@
     'data': [
         'templates/layout.xml',
     ],
+    'demo': [
+        'demo/pages.xml',
+    ],
 }

website_canonical_url/demo/pages.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright 2016 Jairo Llopis <[email protected]>
+     License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl). -->
+<odoo>
+
+    <template id="canonical_demo"
+              page="True"
+              name="Canonical URL and pager demo">
+        <t t-call="website.layout">
+            <!-- Add a fake pager to test the rel=prev/next links -->
+            <t t-set="pager" t-value="website.pager(request.httprequest.path, 100, 2, url_args=request.httprequest.args)"/>
+        </t>
+    </template>
+
+</odoo>

website_canonical_url/tests/__init__.py

@@ -0,0 +1,5 @@
+# -*- coding: utf-8 -*-
+# Copyright 2016 Jairo Llopis <[email protected]>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from . import test_tags

website_canonical_url/tests/test_tags.py

@@ -0,0 +1,34 @@
+# -*- coding: utf-8 -*-
+# Copyright 2016 Jairo Llopis <[email protected]>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from openerp.tests.common import HttpCase
+from lxml.html import document_fromstring
+
+
+class UICase(HttpCase):
+    def setUp(self):
+        super(UICase, self).setUp()
+        self.url = "/page/website_canonical_url.canonical_demo"
+        self.get = "?ultimate_answer=42"
+        self.url_get = "%s%s" % (self.url, self.get)
+        self.url_data = self.url_open(self.url_get)
+        self.doc = document_fromstring(self.url_data.read())
+
+    def test_canonical(self):
+        """Canonical URL is built OK."""
+        node = self.doc.xpath("/html/head/link[@rel='canonical']")[0]
+        self.assertEqual(node.attrib["href"], self.url)
+
+    def test_pager_next(self):
+        """Next pager link is OK."""
+        node = self.doc.xpath("/html/head/link[@rel='next']")[0]
+        self.assertEqual(
+            node.attrib["href"],
+            "%s/page/3%s" % (self.url, self.get),
+        )
+
+    def test_pager_prev(self):
+        """Prev pager link is OK."""
+        node = self.doc.xpath("/html/head/link[@rel='prev']")[0]
+        self.assertEqual(node.attrib["href"], self.url_get)