add tests for interfaces view

requirements.txt

@@ -19,3 +19,4 @@ PyGithub==2.2.0
 black==24.1.1
 flake8==6.1.0
 Flask-Caching==2.1.0
+Flask-Testing==0.8.1

tests/interfaces/test_all_interfaces.py

@@ -0,0 +1,59 @@
+from flask import make_response
+from unittest.mock import patch
+from flask_testing import TestCase
+from webapp.app import app
+
+
+class TestAllInterfaces(TestCase):
+    def create_app(self):
+        return app
+
+    def setUp(self):
+        self.app = self.create_app()
+        self.client = self.app.test_client()
+
+    def test_interfaces_json(self):
+        response = self.client.get("/interfaces.json")
+        self.assertEqual(response.status_code, 200)
+        self.assertIn(b"interfaces", response.data)
+
+    @patch("webapp.interfaces.views.get_interfaces")
+    def test_all_interfaces(self, mock_get_interfaces):
+        mock_get_interfaces.return_value = make_response(
+            {
+                "interfaces": [
+                    {
+                        "name": "test_interface1",
+                        "summary": "test_summary1",
+                        "description": "test_description1",
+                    },
+                    {
+                        "name": "test_interface2",
+                        "summary": "test_summary2",
+                        "description": "test_description2",
+                    },
+                    {
+                        "name": "test_interface3",
+                        "summary": "test_summary3",
+                        "description": "test_description3",
+                    },
+                    {
+                        "name": "test_interface4",
+                        "summary": "test_summary4",
+                        "description": "test_description4",
+                    },
+                    {
+                        "name": "test_interface5",
+                        "summary": "test_summary5",
+                        "description": "test_description5",
+                    },
+                ],
+                "size": 5,
+            }
+        )
+
+        response = self.client.get("/interfaces")
+        self.assertEqual(response.status_code, 200)
+        self.assertIn(b"test_interface1", response.data)
+        self.assertIn(b"test_interface3", response.data)
+        self.assert_template_used("interfaces/index.html")

tests/interfaces/test_single_interface.py

@@ -0,0 +1,44 @@
+from unittest.mock import patch
+from flask_testing import TestCase
+from webapp.app import app
+
+
+class TestSingleInterface(TestCase):
+    def create_app(self):
+        return app
+
+    def setUp(self):
+        self.app = self.create_app()
+        self.client = self.app.test_client()
+
+    def test_single_interface(self):
+        response = self.client.get("/interfaces/test_interface")
+        self.assertEqual(response.status_code, 200)
+        self.assertIn(b"test_interface", response.data)
+
+    @patch("webapp.interfaces.logic.Interfaces")
+    @patch("webapp.app.app.store_api.find")
+    def test_repo_has_no_interface(self, mock_find, mock_interfaces):
+        mock_find.return_value = {
+            "results": ["mock_providers", "mock_requirers"]
+        }
+
+        mock_interface_logic = mock_interfaces()
+        mock_interface_logic.get_interface_list.return_value = []
+        response = self.client.get("/interfaces/test_interface.json")
+        self.assertEqual(response.status_code, 200)
+        self.assertIn(b"other_charms", response.data)
+
+    def test_get_single_live_interface(self):
+        response = self.client.get("/interfaces/test_interface/live.json")
+        self.assertEqual(response.status_code, 200)
+
+    def test_get_single_draft_interface(self):
+        response = self.client.get("/interfaces/test_interface/draft.json")
+        self.assertEqual(response.status_code, 200)
+
+    def test_single_interface_invalid_status(self):
+        response = self.client.get(
+            "/interfaces/test_interface/invalid_status.json"
+        )
+        self.assertEqual(response.status_code, 200)