From 009158ee4d5ccaf27130bb88cfc3688074299f3f Mon Sep 17 00:00:00 2001
From: Oliver Neumann <o.neumann@nexus.local>
Date: Mon, 2 Jun 2025 09:00:00 +0000
Subject: [PATCH] Add unit tests

---
 tests/test_slo_tracker.py | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 tests/test_slo_tracker.py

diff --git a/tests/test_slo_tracker.py b/tests/test_slo_tracker.py
new file mode 100644
index 0000000..bee16bf
--- /dev/null
+++ b/tests/test_slo_tracker.py
@@ -0,0 +1,20 @@
+from unittest.mock import MagicMock, patch
+from slo_tracker import evaluate_slo
+
+
+def make_prom(value):
+    prom = MagicMock()
+    prom.custom_query.return_value = [{"value": [0, str(value)]}]
+    return prom
+
+
+def test_slo_ok():
+    slo = {"name": "test", "query": "up", "target": 0.99}
+    result = evaluate_slo(make_prom(0.999), slo, "7d")
+    assert result["ok"] is True
+
+
+def test_slo_burning():
+    slo = {"name": "test", "query": "up", "target": 0.99}
+    result = evaluate_slo(make_prom(0.985), slo, "7d")
+    assert result["ok"] is False