From c5613a8ed415fed81da48ed13a0d52730dd6c66e Mon Sep 17 00:00:00 2001
From: Rizwan Shaikh <rshaikh@ces-ltd.com>
Date: Thu, 15 Jun 2023 23:53:54 +0530
Subject: [PATCH] added testcase for rendering yaml with minvalidator for
 duration field (timedelta)

---
 tests/schemas/test_openapi.py | 13 +++++++++++++
 tests/schemas/views.py        |  5 +++++
 2 files changed, 18 insertions(+)

diff --git a/tests/schemas/test_openapi.py b/tests/schemas/test_openapi.py
index e94bb9190..1eb5b84b7 100644
--- a/tests/schemas/test_openapi.py
+++ b/tests/schemas/test_openapi.py
@@ -1174,6 +1174,19 @@ class TestGenerator(TestCase):
         assert b"openapi: " in ret
         assert b"default: '0.0'" in ret
 
+    def test_schema_rendering_timedelta_to_yaml_with_validator(self):
+
+        patterns = [
+            path('example/', views.ExampleValidatedAPIView.as_view()),
+        ]
+        generator = SchemaGenerator(patterns=patterns)
+
+        request = create_request('/')
+        schema = generator.get_schema(request=request)
+        ret = OpenAPIRenderer().render(schema)
+        assert b"openapi: " in ret
+        assert b"duration:\n          type: string\n          minimum: \'10.0\'\n" in ret
+
     def test_schema_with_no_paths(self):
         patterns = []
         generator = SchemaGenerator(patterns=patterns)
diff --git a/tests/schemas/views.py b/tests/schemas/views.py
index f1ed0bd4e..c08208bf2 100644
--- a/tests/schemas/views.py
+++ b/tests/schemas/views.py
@@ -134,6 +134,11 @@ class ExampleValidatedSerializer(serializers.Serializer):
     ip4 = serializers.IPAddressField(protocol='ipv4')
     ip6 = serializers.IPAddressField(protocol='ipv6')
     ip = serializers.IPAddressField()
+    duration = serializers.DurationField(
+        validators=(
+            MinValueValidator(timedelta(seconds=10)),
+        )
+    )
 
 
 class ExampleValidatedAPIView(generics.GenericAPIView):