add unit tests for new details functions

home/service/details.py

@@ -9,7 +9,7 @@
 from .base import GenericService
 
 
-def _parse_parent(relationships) -> EntityRef | None:
+def _parse_parent(relationships: dict) -> EntityRef | None:
     """
     returns the EntityRef of the first parent if one exists
     """

tests/home/service/test_details.py

@@ -1,3 +1,4 @@
+import pytest
 from data_platform_catalogue.entities import (
     AccessInformation,
     Chart,
@@ -18,6 +19,8 @@
     DashboardDetailsService,
     DatabaseDetailsService,
     DatasetDetailsService,
+    _parse_parent,
+    is_access_requirements_a_url,
 )
 from tests.conftest import (
     generate_dashboard_metadata,
@@ -26,6 +29,63 @@
 )
 
 
+@pytest.mark.parametrize(
+    "input, expected_output",
+    [
+        (
+            {
+                RelationshipType.PARENT: [
+                    EntitySummary(
+                        entity_ref=EntityRef(urn="urn:li:db", display_name="db"),
+                        description="test",
+                        entity_type="database",
+                        tags=[],
+                    )
+                ]
+            },
+            EntityRef(urn="urn:li:db", display_name="db"),
+        ),
+        ({}, None),
+        (
+            {
+                RelationshipType.DATA_LINEAGE: [
+                    EntitySummary(
+                        entity_ref=EntityRef(urn="urn:li:db", display_name="db"),
+                        description="test",
+                        entity_type="database",
+                        tags=[],
+                    )
+                ]
+            },
+            None,
+        ),
+    ],
+)
+def test_parse_parent(input, expected_output):
+    result = _parse_parent(input)
+    assert result == expected_output
+
+
+@pytest.mark.parametrize(
+    "input, expected_output",
+    [
+        ("122", False),
+        ("https://test.gov.uk", True),
+        ("https://test.gov.uk/data/#readme", True),
+        ("http://test.co.uk", True),
+        ("ftp.example.com/how-to-access.txt", False),
+        ("Just some instructions", False),
+        ("", False),
+        (123, False),
+        (None, False),
+        (["https://test.gov.uk"], False),
+    ],
+)
+def test_is_access_requirements_a_url(input, expected_output):
+    result = is_access_requirements_a_url(input)
+    assert result == expected_output
+
+
 class TestDatasetDetailsService:
     def test_get_context_contains_table_metadata(self, dataset_with_parent):
         service = DatasetDetailsService(dataset_with_parent["urn"])
@@ -156,6 +216,7 @@ def test_get_context(self, mock_catalogue):
             "parent_entity": None,
             "parent_type": "dashboard",
             "h1_value": "test",
+            "is_access_requirements_url": False,
         }
 
         assert context == expected