Tag functionality added

backend/tests/test_api.py

@@ -111,6 +111,42 @@ def test_submit_link_stores_cleaned_url_and_public_feed():
     assert 'alice' in users_response.json()
 
 
+def test_links_support_tags_and_tag_filtering():
+    headers = login_headers()
+    response = client.post('/api/links', headers=headers, json={
+        'title': 'Tagged page',
+        'url': 'https://example.com/tagged',
+        'tags': ['#CasePreserved', '#web', 'casepreserved'],
+    })
+    assert response.status_code == 201
+    link_id = response.json()['id']
+    assert response.json()['tags'] == ['#CasePreserved', '#web']
+
+    tags = client.get('/api/tags').json()
+    assert any(tag.casefold() == '#casepreserved' for tag in tags) and '#web' in tags
+    assert {
+        '#Internet', '#Cybersecurity', '#Fediverse', '#Food', '#Photography', '#Music', '#AI'
+    } <= set(tags)
+    tagged_feed = client.get('/api/public/feed').json()
+    tagged_item = next(item for item in tagged_feed if item['id'] == link_id)
+    assert {tag.casefold() for tag in tagged_item['tags']} == {'#casepreserved', '#web'}
+
+    too_many = client.post('/api/links', headers=headers, json={
+        'title': 'Too many tags',
+        'url': 'https://example.com/too-many',
+        'tags': [f'tag-{index}' for index in range(11)],
+    })
+    assert too_many.status_code == 422
+
+    edited = client.put(f'/api/links/{link_id}', headers=headers, json={
+        'title': 'Tagged page',
+        'url': 'https://example.com/tagged',
+        'tags': ['edited'],
+    })
+    assert edited.status_code == 200
+    assert edited.json()['tags'] == ['#edited']
+
+
 def test_only_link_owner_can_edit_link():
     owner_headers = login_headers('alice')
     response = client.post('/api/links', headers=owner_headers, json={
@@ -180,6 +216,7 @@ def test_public_and_admin_pages_render_html():
     assert 'id="auth-login-button" href="/login"' in root_page.text
     assert 'id="auth-profile-link" class="hidden"' in root_page.text
     assert 'id="auth-admin-link" class="hidden"' in root_page.text
+    assert '<select id="tag-filter">' in root_page.text
     assert 'logout.js?v=3' in root_page.text
     assert client.get('/alice').status_code == 200
     assert client.get('/alice/').status_code == 200
@@ -203,8 +240,13 @@ def test_public_and_admin_pages_render_html():
     assert 'id="auth-home-link" href="/">Home</a>' in admin_page
     assert '<a id="auth-username" class="user-name" href="/">' in admin_page
     assert 'admin.js?v=3' in admin_page
-    feed_script = client.get('/static/feed.js?v=5').text
+    feed_script = client.get('/static/feed.js?v=7').text
     assert 'if (item.is_owner)' in feed_script
+    assert 'tag.toLowerCase() === pref.tag.toLowerCase()' in feed_script
+    assert 'return `${date.getFullYear()} ${months[date.getMonth()]} ${date.getDate()} - ${hours}:${minutes}`' in feed_script
+    assert 'edit-tag-options' in feed_script
+    assert 'new_tags' in feed_script
+    assert 'A link can have at most 10 tags.' in feed_script
 
 
 def test_link_submission_posts_to_enabled_mastodon_plugin():
@@ -240,13 +282,14 @@ def test_link_submission_posts_to_enabled_mastodon_plugin():
             'title': 'A useful page',
             'url': 'https://example.com/useful',
             'comment': 'Worth sharing',
+            'tags': ['#python', '#web'],
         })
 
         assert response.status_code == 201
         assert received['path'] == '/api/v1/statuses'
         assert received['authorization'] == 'Bearer test-token'
         assert received['body'] == {
-            'status': 'A useful page\nWorth sharing\nFrom my #LinkLog: "https://example.com/useful',
+            'status': 'A useful page\nWorth sharing\nFrom my #LinkLog: "https://example.com/useful #python #web',
         }
     finally:
         server.shutdown()