Add basic "federation" tests and some bugfixes

tests/federation_test.py

@@ -0,0 +1,41 @@
+import os
+
+import requests
+from html2text import html2text
+
+
+def resp2plaintext(resp):
+    """Convert the body of a requests reponse to plain text in order to make basic assertions."""
+    return html2text(resp.text)
+
+
+def test_federation():
+    """Ensure the homepage is accessible."""
+    resp = requests.get('http://localhost:5006')
+    resp.raise_for_status()
+    assert resp.status_code == 200
+
+    resp = requests.get('http://localhost:5007')
+    resp.raise_for_status()
+    assert resp.status_code == 200
+
+    # Keep one session per instance
+
+    # Login
+    session1 = requests.Session()
+    resp = session1.post('http://localhost:5006/login', data={'pass': 'hello'})
+    assert resp.status_code == 200
+
+    # Login
+    session2 = requests.Session()
+    resp = session2.post('http://localhost:5007/login', data={'pass': 'hello'})
+    assert resp.status_code == 200
+
+    # Instance1 follows instance2
+    resp = session1.get('http://localhost:5006/api/follow', params={'actor': 'http://instance2_web_1:5005'})
+    assert resp.status_code == 201
+
+    resp = requests.get('http://localhost:5007/followers', headers={'Accept': 'application/activity+json'})
+    resp.raise_for_status()
+
+    assert resp.json()['first']['orderedItems'] == ['http://instance1_web_1:5005']