add a couple more tests to datetime interval; synch pytest versions

Author: pro-phil

pyproject.toml

@@ -15,7 +15,6 @@ dependencies = [
 dev = [
     "pytest>=8.1.1",
     "mypy>=1.15.0",
-    "pytest>=8.3.5",
     "ruff>=0.11.2",
     "pymarkdownlnt>=0.9.25",
     "pre-commit>=4.2.0",

stapi-pydantic/pyproject.toml

@@ -25,3 +25,8 @@ include = ["src/stapi_pydantic"]
 [build-system]
 requires = ["hatchling"]
 build-backend = "hatchling.build"
+
+[dependency-groups]
+dev = [
+    "pytest>=8.1.1",
+]

stapi-pydantic/tests/test_datetime_interval.py

@@ -1,11 +1,22 @@
+import pytest
 from stapi_pydantic import DatetimeInterval
 
 
-def test_datetime_interval() -> None:
+def test_valid_datetime_intervals() -> None:
     """Test the datetime interval validator."""
     dt1 = DatetimeInterval.__metadata__[0].func("2025-04-01T00:00:00Z/2025-04-01T23:59:59Z")
-    dt2 = DatetimeInterval.__metadata__[0].func("2025-04-01T00:00:00Z/..")
-    dt3 = DatetimeInterval.__metadata__[0].func("../2025-04-01T23:59:59Z")
     _ = DatetimeInterval.__metadata__[1].func(dt1)
+    dt2 = DatetimeInterval.__metadata__[0].func("2025-04-01T00:00:00Z/..")
     _ = DatetimeInterval.__metadata__[1].func(dt2)
+    dt3 = DatetimeInterval.__metadata__[0].func("../2025-04-01T23:59:59Z")
     _ = DatetimeInterval.__metadata__[1].func(dt3)
+    dt4 = DatetimeInterval.__metadata__[0].func("../..")
+    _ = DatetimeInterval.__metadata__[1].func(dt4)
+
+
+def test_invalid_datetime_intervals() -> None:
+    """Test the datetime interval validator."""
+    with pytest.raises(ValueError, match="end before start"):
+        dt1 = DatetimeInterval.__metadata__[0].func("2025-04-01T00:00:00Z/2025-03-01T23:59:59Z")
+        _ = DatetimeInterval.__metadata__[1].func(dt1)
+