Reject boolean session timestamp values

Co-authored-by: Shri Sukhani <shrisukhani@users.noreply.github.com>

Author: cursoragent

hyperbrowser/models/session.py

@@ -144,6 +144,10 @@ def parse_timestamp(cls, value: Optional[Union[str, int]]) -> Optional[int]:
         """Convert string timestamps to integers."""
         if value is None:
             return None
+        if isinstance(value, bool):
+            raise ValueError(
+                "timestamp values must be integers or plain numeric strings"
+            )
         if type(value) is str:
             return int(value)
         if isinstance(value, str):

tests/test_session_models.py

@@ -38,3 +38,25 @@ class _TimestampString(str):
         ValidationError, match="timestamp string values must be plain strings"
     ):
         Session.model_validate(payload)
+
+
+def test_session_model_rejects_boolean_timestamps():
+    payload = _build_session_payload()
+    payload["startTime"] = True
+
+    with pytest.raises(
+        ValidationError,
+        match="timestamp values must be integers or plain numeric strings",
+    ):
+        Session.model_validate(payload)
+
+
+def test_session_model_preserves_integer_timestamps():
+    payload = _build_session_payload()
+    payload["startTime"] = 1735689600
+    payload["endTime"] = 1735689660
+
+    model = Session.model_validate(payload)
+
+    assert model.start_time == 1735689600
+    assert model.end_time == 1735689660