From 5be022f5356c7afbe108eaa37839deb16194f16d Mon Sep 17 00:00:00 2001
From: edithatogo <15080672+edithatogo@users.noreply.github.com>
Date: Tue, 28 Jul 2026 14:57:35 +0000
Subject: [PATCH] =?UTF-8?q?=F0=9F=A7=AA=20Unit=20tests=20for=20=5Fparse=5F?=
 =?UTF-8?q?date?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 contracts/tools/tests/test_parameters.py | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 contracts/tools/tests/test_parameters.py

diff --git a/contracts/tools/tests/test_parameters.py b/contracts/tools/tests/test_parameters.py
new file mode 100644
index 0000000..afe67b4
--- /dev/null
+++ b/contracts/tools/tests/test_parameters.py
@@ -0,0 +1,22 @@
+import pytest
+from datetime import date
+
+from pic_contracts.parameters import _parse_date
+
+
+def test_parse_date_with_none():
+    assert _parse_date(None) is None
+
+
+def test_parse_date_with_valid_iso_string():
+    assert _parse_date("2023-10-25") == date(2023, 10, 25)
+
+
+def test_parse_date_with_invalid_string_raises_value_error():
+    with pytest.raises(ValueError):
+        _parse_date("invalid-date")
+
+
+def test_parse_date_with_invalid_type_raises_type_error():
+    with pytest.raises(TypeError):
+        _parse_date(123)