diff --git a/frigate/test/test_storage.py b/frigate/test/test_storage.py
new file mode 100644
index 000000000..cdf54a7ea
--- /dev/null
+++ b/frigate/test/test_storage.py
@@ -0,0 +1,204 @@
+import datetime
+import json
+import logging
+import os
+import unittest
+from unittest.mock import MagicMock, patch
+
+from peewee import DoesNotExist
+from peewee_migrate import Router
+from playhouse.sqlite_ext import SqliteExtDatabase
+from playhouse.sqliteq import SqliteQueueDatabase
+from playhouse.shortcuts import model_to_dict
+
+from frigate.config import FrigateConfig
+from frigate.http import create_app
+from frigate.models import Event, Recordings
+from frigate.storage import StorageMaintainer
+
+from frigate.test.const import TEST_DB, TEST_DB_CLEANUPS
+
+
+class TestHttp(unittest.TestCase):
+    def setUp(self):
+        # setup clean database for each test run
+        migrate_db = SqliteExtDatabase("test.db")
+        del logging.getLogger("peewee_migrate").handlers[:]
+        router = Router(migrate_db)
+        router.run()
+        migrate_db.close()
+        self.db = SqliteQueueDatabase(TEST_DB)
+        models = [Event, Recordings]
+        self.db.bind(models)
+
+        self.minimal_config = {
+            "mqtt": {"host": "mqtt"},
+            "cameras": {
+                "front_door": {
+                    "ffmpeg": {
+                        "inputs": [
+                            {"path": "rtsp://10.0.0.1:554/video", "roles": ["detect"]}
+                        ]
+                    },
+                    "detect": {
+                        "height": 1080,
+                        "width": 1920,
+                        "fps": 5,
+                    },
+                }
+            },
+        }
+        self.double_cam_config = {
+            "mqtt": {"host": "mqtt"},
+            "cameras": {
+                "front_door": {
+                    "ffmpeg": {
+                        "inputs": [
+                            {"path": "rtsp://10.0.0.1:554/video", "roles": ["detect"]}
+                        ]
+                    },
+                    "detect": {
+                        "height": 1080,
+                        "width": 1920,
+                        "fps": 5,
+                    },
+                },
+                "back_door": {
+                    "ffmpeg": {
+                        "inputs": [
+                            {"path": "rtsp://10.0.0.2:554/video", "roles": ["detect"]}
+                        ]
+                    },
+                    "detect": {
+                        "height": 1080,
+                        "width": 1920,
+                        "fps": 5,
+                    },
+                },
+            },
+        }
+
+    def tearDown(self):
+        if not self.db.is_closed():
+            self.db.close()
+
+        try:
+            for file in TEST_DB_CLEANUPS:
+                os.remove(file)
+        except OSError:
+            pass
+
+    def test_segment_calculations(self):
+        config = FrigateConfig(**self.double_cam_config)
+        storage = StorageMaintainer(config, MagicMock())
+
+        time_keep = datetime.datetime.now().timestamp()
+        rec_fd_id = "1234567.frontdoor"
+        rec_bd_id = "1234568.backdoor"
+        _insert_mock_recording(
+            rec_fd_id,
+            time_keep,
+            time_keep + 10,
+            camera="front_door",
+            seg_size=4,
+            seg_dur=10,
+        )
+        _insert_mock_recording(
+            rec_bd_id,
+            time_keep + 10,
+            time_keep + 20,
+            camera="back_door",
+            seg_size=8,
+            seg_dur=20,
+        )
+        storage.calculate_camera_segment_sizes()
+        assert storage.avg_segment_sizes == {
+            "front_door": {
+                "segment": 4.0,
+                "segment_duration": 10,
+                "hour": 1440,
+            },
+            "back_door": {
+                "segment": 8.0,
+                "segment_duration": 20,
+                "hour": 1440,
+            },
+            "total": {
+                "segment": 12.0,
+                "hour": 2880.0,
+            }
+        }
+
+    def test_storage_cleanup(self):
+        """Ensure that retained recordings are kept and unretained recordings are cleaned up."""
+        config = FrigateConfig(**self.minimal_config)
+        storage = StorageMaintainer(config, MagicMock())
+
+        id = "123456.keep"
+        time_keep = datetime.datetime.now().timestamp()
+        _insert_mock_event(id, time_keep, time_keep + 30, True)
+        rec_k_id = "1234567.keep"
+        rec_k2_id = "1234568.keep"
+        rec_k3_id = "1234569.keep"
+        _insert_mock_recording(rec_k_id, time_keep, time_keep + 10)
+        _insert_mock_recording(rec_k2_id, time_keep + 10, time_keep + 20)
+        _insert_mock_recording(rec_k3_id, time_keep + 20, time_keep + 30)
+
+        id2 = "7890.delete"
+        time_delete = datetime.datetime.now().timestamp() - 360
+        _insert_mock_event(id2, time_delete, time_delete + 30, False)
+        rec_d_id = "78901.delete"
+        rec_d2_id = "78902.delete"
+        rec_d3_id = "78903.delete"
+        _insert_mock_recording(rec_d_id, time_delete, time_delete + 10)
+        _insert_mock_recording(rec_d2_id, time_delete + 10, time_delete + 20)
+        _insert_mock_recording(rec_d3_id, time_delete + 20, time_delete + 30)
+
+        storage.calculate_camera_segment_sizes()
+        storage.reduce_storage_consumption()
+        assert Recordings.get(Recordings.id == rec_k_id)
+        assert Recordings.get(Recordings.id == rec_k2_id)
+        assert Recordings.get(Recordings.id == rec_k3_id)
+
+        with self.assertRaises(DoesNotExist):
+            Recordings.get(Recordings.id == rec_d_id)
+            Recordings.get(Recordings.id == rec_d2_id)
+            Recordings.get(Recordings.id == rec_d3_id)
+
+
+def _insert_mock_event(id: str, start: int, end: int, retain: bool) -> Event:
+    """Inserts a basic event model with a given id."""
+    return Event.insert(
+        id=id,
+        label="Mock",
+        camera="front_door",
+        start_time=start,
+        end_time=end,
+        top_score=100,
+        false_positive=False,
+        zones=list(),
+        thumbnail="",
+        region=[],
+        box=[],
+        area=0,
+        has_clip=True,
+        has_snapshot=True,
+        retain_indefinitely=retain,
+    ).execute()
+
+
+def _insert_mock_recording(
+    id: str, start: int, end: int, camera="front_door", seg_size=8, seg_dur=10
+) -> Event:
+    """Inserts a basic recording model with a given id."""
+    return Recordings.insert(
+        id=id,
+        camera=camera,
+        path=f"/recordings/{id}",
+        start_time=start,
+        end_time=end,
+        duration=seg_dur,
+        motion=True,
+        objects=True,
+        segment_size=seg_size,
+    ).execute()