diff --git a/tests/pytest/test_serializers.py b/tests/pytest/test_serializers.py
new file mode 100644
index 0000000..4ff52bc
--- /dev/null
+++ b/tests/pytest/test_serializers.py
@@ -0,0 +1,123 @@
+import json
+
+from django.test.testcases import SimpleTestCase, override_settings
+
+from ts_routes.serializers import URLPatternsSerializer
+
+
+class TestURLPatternsSerializer(SimpleTestCase):
+    @classmethod
+    def setUpClass(cls):
+        super().setUpClass()
+        cls.serializer = URLPatternsSerializer()
+
+    @override_settings(
+        TS_ROUTES_INCLUSION_LIST=[
+            "ping",
+        ]
+    )
+    def test_can_serialize_specific_urls_that_do_not_have_arguments(self):
+        output_dict = json.loads(self.serializer.to_json())
+        assert output_dict["ping"] == "/ping/"
+
+    @override_settings(
+        TS_ROUTES_INCLUSION_LIST=[
+            "ping_with_args",
+        ]
+    )
+    def test_can_serialize_specific_urls_that_have_unnamed_arguments(self):
+        output_dict = json.loads(self.serializer.to_json())
+        assert output_dict["ping_with_args"] == "/ping/<>/foo/<>/bar/"
+
+    @override_settings(
+        TS_ROUTES_INCLUSION_LIST=[
+            "ping_with_kwargs",
+        ]
+    )
+    def test_can_serialize_specific_urls_that_have_named_arguments(self):
+        output_dict = json.loads(self.serializer.to_json())
+        assert output_dict["ping_with_kwargs"] == "/ping/<pk1>/foo/<pk2>/bar/"
+
+    @override_settings(
+        TS_ROUTES_INCLUSION_LIST=[
+            "ping_with_optional_character",
+        ]
+    )
+    def test_can_serialize_specific_urls_that_have_optional_characters(self):
+        output_dict = json.loads(self.serializer.to_json())
+        assert output_dict["ping_with_optional_character"] == "/ping/<>/foo/bar/"
+
+    @override_settings(
+        TS_ROUTES_INCLUSION_LIST=[
+            "ping_with_optional_group",
+        ]
+    )
+    def test_can_serialize_specific_urls_that_have_an_optional_group(self):
+        output_dict = json.loads(self.serializer.to_json())
+        assert output_dict["ping_with_optional_group"] == "/ping/<>/foo/"
+
+    @override_settings(
+        TS_ROUTES_INCLUSION_LIST=[
+            "ping_with_optional_kwarg",
+        ]
+    )
+    def test_can_serialize_specific_urls_that_have_an_optional_kwarg(self):
+        output_dict = json.loads(self.serializer.to_json())
+        assert output_dict["ping_with_optional_kwarg"] == "/ping/<>/"
+
+    @override_settings(
+        TS_ROUTES_INCLUSION_LIST=[
+            "included_test_with_args",
+        ]
+    )
+    def test_can_serialize_specific_urls_that_have_been_included(self):
+        output_dict = json.loads(self.serializer.to_json())
+        assert (
+            output_dict["included_test_with_args"]
+            == "/included/<pk1>/test/<>/foo/<>/bar/"
+        )
+
+    @override_settings(
+        TS_ROUTES_INCLUSION_LIST=[
+            "ping_with_re_path",
+        ]
+    )
+    def test_can_serialize_specific_urls_that_have_a_regex_path(self):
+        output_dict = json.loads(self.serializer.to_json())
+        assert output_dict["ping_with_re_path"] == "/ping/<year>/"
+
+    @override_settings(
+        TS_ROUTES_INCLUSION_LIST=[
+            "ping_with_path",
+        ]
+    )
+    def test_can_serialize_specific_urls_that_have_a_path_expression(self):
+        output_dict = json.loads(self.serializer.to_json())
+        assert output_dict["ping_with_path"] == "/ping/<int:year>/"
+
+    @override_settings(
+        TS_ROUTES_INCLUSION_LIST=[
+            "ping_with_paths",
+        ]
+    )
+    def test_can_serialize_specific_urls_that_have_multiple_path_expressions(self):
+        output_dict = json.loads(self.serializer.to_json())
+        assert output_dict["ping_with_paths"] == "/ping/<int:year>/<int:month>/"
+
+    @override_settings(
+        TS_ROUTES_INCLUSION_LIST=[
+            "ping_with_path_without_converter",
+        ]
+    )
+    def test_can_serialize_specific_urls_that_have_a_path_without_converter(self):
+        output_dict = json.loads(self.serializer.to_json())
+        assert output_dict["ping_with_path_without_converter"] == "/ping/<slug>/"
+
+    @override_settings(
+        TS_ROUTES_INCLUSION_LIST=[
+            "ping_i18n",
+        ]
+    )
+    def test_can_serialize_specific_urls_that_do_not_have_arguments_with_i18n(self):
+        output_dict = json.loads(self.serializer.to_json())
+        assert output_dict["ping_i18n"] == "/en/ping-i18n/", output_dict