api/android: add tests for last_event_uploaded and retry behavior

tests/api/fake.py

@@ -34,7 +34,7 @@ class AndroidApi(tconnectsync.api.android.AndroidApi):
     def needs_relogin(self):
         return False
 
-    def get(self, endpoint, query={}, **kwargs):
+    def _get(self, endpoint, query={}, **kwargs):
         raise NotImplementedError
 
 class TConnectApi(tconnectsync.api.TConnectApi):

tests/api/test_android.py

@@ -0,0 +1,90 @@
+#!/usr/bin/env python3
+
+import unittest
+import itertools
+import datetime
+
+from .fake import AndroidApi
+
+from tconnectsync.api.common import ApiException
+
+class TestAndroidApi(unittest.TestCase):
+    def fake_get_with_http_code(self, http_code, expected_endpoint, num_times):
+        tries = 0
+        def fake_get(endpoint, query):
+            nonlocal http_code, expected_endpoint, num_times, tries
+            if endpoint.endswith(expected_endpoint):
+                if tries < num_times:
+                    tries += 1
+                    raise ApiException(http_code, "fake HTTP %d" % http_code)
+
+                return {"faked_json": True}
+
+            raise NotImplementedError
+
+        return fake_get
+
+    def test_last_event_uploaded_works_after_single_http_500(self):
+        android = AndroidApi()
+
+        android._get = self.fake_get_with_http_code(500, "cloud/upload/getlasteventuploaded?sn=1111111", 1)
+
+        self.assertEqual(
+            android.last_event_uploaded(1111111),
+            {
+                "faked_json": True
+            })
+
+    def test_last_event_uploaded_fails_after_two_http_500s(self):
+        android = AndroidApi()
+
+        android._get = self.fake_get_with_http_code(500, "cloud/upload/getlasteventuploaded?sn=1111111", 2)
+
+        self.assertRaises(ApiException, android.last_event_uploaded, 1111111)
+
+    def test_last_event_uploaded_triggers_relogin_after_single_http_401(self):
+        android = AndroidApi()
+        android._email = 'email'
+        android._password = 'password'
+
+        hit_login = []
+        def stub_login(email, password):
+            nonlocal hit_login
+            hit_login.append((email, password))
+
+        android.login = stub_login
+
+        android._get = self.fake_get_with_http_code(401, "cloud/upload/getlasteventuploaded?sn=1111111", 1)
+
+        self.assertEqual(
+            android.last_event_uploaded(1111111),
+            {
+                "faked_json": True
+            })
+
+        self.assertListEqual(hit_login, [
+            ('email', 'password')
+        ])
+
+    def test_last_event_uploaded_fails_after_two_http_401s(self):
+        android = AndroidApi()
+        android._email = 'email'
+        android._password = 'password'
+
+        hit_login = []
+        def stub_login(email, password):
+            nonlocal hit_login
+            hit_login.append((email, password))
+
+        android.login = stub_login
+
+        android._get = self.fake_get_with_http_code(401, "cloud/upload/getlasteventuploaded?sn=1111111", 2)
+
+        self.assertRaises(ApiException, android.last_event_uploaded, 1111111)
+
+        self.assertListEqual(hit_login, [
+            ('email', 'password')
+        ])
+
+if __name__ == '__main__':
+    unittest.main()