diff --git a/tests/test_papi.py b/tests/test_papi.py
index d1dd02d..36263f6 100644
--- a/tests/test_papi.py
+++ b/tests/test_papi.py
@@ -1,3 +1,5 @@
+import pytest
+
 from fastapi import FastAPI
 from fastapi.testclient import TestClient
 
@@ -6,6 +8,7 @@ from papi.main import app
 from papi.main import sondes
 
 from papi import __version__
+from . import utils as testutils
 
 client = TestClient(app)
 
diff --git a/tests/utils.py b/tests/utils.py
new file mode 100644
index 0000000..4a1988f
--- /dev/null
+++ b/tests/utils.py
@@ -0,0 +1,29 @@
+statuses = ("error", "warning", "pending", "ok")
+
+
+def probe_sample_body(
+    *, channel_name: str = "Test channel", channel_id: int = -1, status: str = "ok"
+):
+    if status not in statuses:
+        raise ValueError(f"{status} not in f{statuses}")
+
+    return {
+        "date": "2021-09-16T14:17:33.563Z",
+        "channels": [
+            {
+                "channelType": "fm",
+                "lastTimestamp": "2021-09-16T14:15:29.000Z",
+                "status": status,
+                "alarms": {
+                    "noSignal": False,
+                    "qualityIndexStatus": "warning",
+                    "noWatermark": False,
+                    "timestampDrift": True,
+                    "unexpectedWatermark": False,
+                },
+                "name": channel_name,
+                "lastWatermarkId": 33336,
+                "id": channel_id,
+            },
+        ],
+    }